gcc/libgfortran/io/fbuf.c

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/* Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
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Contributed by Janne Blomqvist
This file is part of the GNU Fortran runtime library (libgfortran).
Libgfortran is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
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any later version.
Libgfortran is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
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#include "io.h"
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#include "fbuf.h"
#include "unix.h"
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#include <string.h>
#include <stdlib.h>
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
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//#define FBUF_DEBUG
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void
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
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fbuf_init (gfc_unit * u, int len)
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{
if (len == 0)
len = 512; /* Default size. */
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u->fbuf = get_mem (sizeof (struct fbuf));
u->fbuf->buf = get_mem (len);
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u->fbuf->len = len;
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
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u->fbuf->act = u->fbuf->pos = 0;
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}
void
fbuf_destroy (gfc_unit * u)
{
if (u->fbuf == NULL)
return;
if (u->fbuf->buf)
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free (u->fbuf->buf);
free (u->fbuf);
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
u->fbuf = NULL;
}
static void
#ifdef FBUF_DEBUG
fbuf_debug (gfc_unit * u, const char * format, ...)
{
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
fprintf (stderr, "fbuf_debug pos: %d, act: %d, buf: ''",
u->fbuf->pos, u->fbuf->act);
for (int ii = 0; ii < u->fbuf->act; ii++)
{
putc (u->fbuf->buf[ii], stderr);
}
fprintf (stderr, "''\n");
}
#else
fbuf_debug (gfc_unit * u __attribute__ ((unused)),
const char * format __attribute__ ((unused)),
...) {}
#endif
/* You should probably call this before doing a physical seek on the
underlying device. Returns how much the physical position was
modified. */
int
fbuf_reset (gfc_unit * u)
{
int seekval = 0;
if (!u->fbuf)
return 0;
fbuf_debug (u, "fbuf_reset: ");
fbuf_flush (u, u->mode);
/* If we read past the current position, seek the underlying device
back. */
if (u->mode == READING && u->fbuf->act > u->fbuf->pos)
{
seekval = - (u->fbuf->act - u->fbuf->pos);
fbuf_debug (u, "fbuf_reset seekval %d, ", seekval);
}
u->fbuf->act = u->fbuf->pos = 0;
return seekval;
2008-05-15 17:58:20 +02:00
}
/* Return a pointer to the current position in the buffer, and increase
the pointer by len. Makes sure that the buffer is big enough,
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
reallocating if necessary. */
2008-05-15 17:58:20 +02:00
char *
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
fbuf_alloc (gfc_unit * u, int len)
2008-05-15 17:58:20 +02:00
{
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
int newlen;
2008-05-15 17:58:20 +02:00
char *dest;
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
fbuf_debug (u, "fbuf_alloc len %d, ", len);
if (u->fbuf->pos + len > u->fbuf->len)
2008-05-15 17:58:20 +02:00
{
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
/* Round up to nearest multiple of the current buffer length. */
newlen = ((u->fbuf->pos + len) / u->fbuf->len + 1) * u->fbuf->len;
dest = realloc (u->fbuf->buf, newlen);
if (dest == NULL)
return NULL;
u->fbuf->buf = dest;
u->fbuf->len = newlen;
2008-05-15 17:58:20 +02:00
}
dest = u->fbuf->buf + u->fbuf->pos;
u->fbuf->pos += len;
if (u->fbuf->pos > u->fbuf->act)
u->fbuf->act = u->fbuf->pos;
2008-05-15 17:58:20 +02:00
return dest;
}
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
/* mode argument is WRITING for write mode and READING for read
mode. Return value is 0 for success, -1 on failure. */
2008-05-15 17:58:20 +02:00
int
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
fbuf_flush (gfc_unit * u, unit_mode mode)
2008-05-15 17:58:20 +02:00
{
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
int nwritten;
2008-05-15 17:58:20 +02:00
if (!u->fbuf)
return 0;
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
fbuf_debug (u, "fbuf_flush with mode %d: ", mode);
if (mode == WRITING)
2008-05-15 17:58:20 +02:00
{
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
if (u->fbuf->pos > 0)
{
nwritten = swrite (u->s, u->fbuf->buf, u->fbuf->pos);
if (nwritten < 0)
return -1;
}
2008-05-15 17:58:20 +02:00
}
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
/* Salvage remaining bytes for both reading and writing. This
happens with the combination of advance='no' and T edit
descriptors leaving the final position somewhere not at the end
of the record. For reading, this also happens if we sread() past
the record boundary. */
if (u->fbuf->act > u->fbuf->pos && u->fbuf->pos > 0)
memmove (u->fbuf->buf, u->fbuf->buf + u->fbuf->pos,
u->fbuf->act - u->fbuf->pos);
u->fbuf->act -= u->fbuf->pos;
u->fbuf->pos = 0;
return 0;
2008-05-15 17:58:20 +02:00
}
int
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
fbuf_seek (gfc_unit * u, int off, int whence)
2008-05-15 17:58:20 +02:00
{
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
if (!u->fbuf)
2008-05-15 17:58:20 +02:00
return -1;
[multiple changes] 2009-04-05 Daniel Kraft <d@domob.eu> PR fortran/38654 * io/read.c (read_f): Reworked to speed up floating point parsing. (convert_real): Use pointer-casting instead of memcpy and temporaries. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/io.h (format_hash_entry): New structure for hash table. (format_hash_table): The hash table itself. (free_format_data): Revise function prototype. (free_format_hash_table, init_format_hash, free_format_hash): New function prototypes. * io/unit.c (close_unit_1): Use free_format_hash_table. * io/transfer.c (st_read_done, st_write_done): Free format data if internal unit. * io/format.c (free_format_hash_table): New function that frees any memory allocated previously for cached format data. (reset_node): New static helper function to reset the format counters for a format node. (reset_fnode_counters): New static function recursively calls reset_node to traverse the fnode tree. (format_hash): New simple hash function based on XOR, probabalistic, tosses collisions. (save_parsed_format): New static function to save the parsed format data to use again. (find_parsed_format): New static function searches the hash table looking for a match. (free_format_data): Revised to accept pointer to format data rather than the dtp pointer so that the function can be used in more places. (format_lex): Editorial. (parse_format_list): Set flag used to determine of format data hashing is to be used. Internal units are not persistent enough for this. (revert): Move to ne location in file. (parse_format): Use new functions to look for previously parsed format strings and use them rather than re-parse. If not found, saves the parsed format data for later use. 2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libfortran/37754 * io/transfer.c (formatted_transfer_scalar): Remove this function by factoring it into two new functions, one for read and one for write, eliminating all the conditionals for read or write mode. (formatted transfer_scalar_read): New function. (formatted transfer_scalar_write): New function. (formatted_transfer): Use new functions. 2009-04-05 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/25561 libfortran/37754 * io/io.h (struct stream): Define new stream interface function pointers, and inline functions for accessing it. (struct fbuf): Use int instead of size_t, remove flushed element. (mem_alloc_w): New prototype. (mem_alloc_r): New prototype. (stream_at_bof): Remove prototype. (stream_at_eof): Remove prototype. (file_position): Remove prototype. (flush): Remove prototype. (stream_offset): Remove prototype. (unit_truncate): New prototype. (read_block_form): Change to return pointer, int* argument. (hit_eof): New prototype. (fbuf_init): Change prototype. (fbuf_reset): Change prototype. (fbuf_alloc): Change prototype. (fbuf_flush): Change prototype. (fbuf_seek): Change prototype. (fbuf_read): New prototype. (fbuf_getc_refill): New prototype. (fbuf_getc): New inline function. * io/fbuf.c (fbuf_init): Use int, get rid of flushed. (fbuf_debug): New function. (fbuf_reset): Flush, and return position offset. (fbuf_alloc): Simplify, don't flush, just realloc. (fbuf_flush): Make usable for read mode, salvage remaining bytes. (fbuf_seek): New whence argument. (fbuf_read): New function. (fbuf_getc_refill): New function. * io/file_pos.c (formatted_backspace): Use new stream interface. (unformatted_backspace): Likewise. (st_backspace): Make sure format buffer is reset, use new stream interface, use unit_truncate. (st_endfile): Likewise. (st_rewind): Likewise. * io/intrinsics.c: Use new stream interface. * io/list_read.c (push_char): Don't use u.p.scratch, use realloc to resize. (free_saved): Don't check u.p.scratch. (next_char): Use new stream interface, use fbuf_getc() for external files. (finish_list_read): flush format buffer. (nml_query): Update to use modified interface:s * io/open.c (test_endfile): Use new stream interface. (edit_modes): Likewise. (new_unit): Likewise, set bytes_left to 1 for stream files. * io/read.c (read_l): Use new read_block_form interface. (read_utf8): Likewise. (read_utf8_char1): Likewise. (read_default_char1): Likewise. (read_utf8_char4): Likewise. (read_default_char4): Likewise. (read_a): Likewise. (read_a_char4): Likewise. (read_decimal): Likewise. (read_radix): Likewise. (read_f): Likewise. * io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove usage of u.p.line_buffer. (read_block_form): Update interface to return pointer, use fbuf_read for direct access. (read_block_direct): Update to new stream interface. (write_block): Use mem_alloc_w for internal I/O. (write_buf): Update to new stream interface. (formatted_transfer_scalar): Don't use u.p.line_buffer, use fbuf_seek for external files. (us_read): Update to new stream interface. (us_write): Likewise. (data_transfer_init): Always check if we switch modes and flush. (skip_record): Use new stream interface, fix comparison. (next_record_r): Check for and reset u.p.at_eof, use new stream interface, use fbuf_getc for spacing. (write_us_marker): Update to new stream interface, don't inline. (next_record_w_unf): Likewise. (sset): New function. (next_record_w): Use new stream interface, use fbuf for printing newline. (next_record): Use new stream interface. (finalize_transfer): Remove sfree call, use new stream interface. (st_iolength_done): Don't use u.p.scratch. (st_read): Don't check for end of file. (st_read_done): Don't use u.p.scratch, use unit_truncate. (hit_eof): New function. * io/unit.c (init_units): Always init fbuf for formatted units. (update_position): Use new stream interface. (unit_truncate): New function. (finish_last_advance_record): Use fbuf to print newline. * io/unix.c: Remove unused SSIZE_MAX macro. (BUFFER_SIZE): Make static const variable rather than macro. (struct unix_stream): Remove dirty_offset, len, method, small_buffer. Order elements by decreasing size. (struct int_stream): Remove. (move_pos_offset): Remove usage of dirty_offset. (reset_stream): Remove. (do_read): Rename to raw_read, update to match new stream interface. (do_write): Rename to raw_write, update to new stream interface. (raw_seek): New function. (raw_tell): New function. (raw_truncate): New function. (raw_close): New function. (raw_flush): New function. (raw_init): New function. (fd_alloc): Remove. (fd_alloc_r_at): Remove. (fd_alloc_w_at): Remove. (fd_sfree): Remove. (fd_seek): Remove. (fd_truncate): Remove. (fd_sset): Remove. (fd_read): Remove. (fd_write): Remove. (fd_close): Remove. (fd_open): Remove. (fd_flush): Rename to buf_flush, update to new stream interface and unix_stream. (buf_read): New function. (buf_write): New function. (buf_seek): New function. (buf_tell): New function. (buf_truncate): New function. (buf_close): New function. (buf_init): New function. (mem_alloc_r_at): Rename to mem_alloc_r, change prototype. (mem_alloc_w_at): Rename to mem_alloc_w, change prototype. (mem_read): Change to match new stream interface. (mem_write): Likewise. (mem_seek): Likewise. (mem_tell): Likewise. (mem_truncate): Likewise. (mem_close): Likewise. (mem_flush): New function. (mem_sfree): Remove. (empty_internal_buffer): Cast to correct type. (open_internal): Use correct type, init function pointers. (fd_to_stream): Test whether to open file as buffered or raw. (output_stream): Remove mode set. (error_stream): Likewise. (flush_all_units_1): Use new stream interface. (flush_all_units): Likewise. (stream_at_bof): Remove. (stream_at_eof): Remove. (file_position): Remove. (file_length): Update logic to use stream interface. (flush): Remove. (stream_offset): Remove. * io/write.c (write_utf8_char4): Use int instead of size_t. (write_x): Extra safety check. (namelist_write_newline): Use new stream interface. From-SVN: r145571
2009-04-05 22:13:56 +02:00
switch (whence)
{
case SEEK_SET:
break;
case SEEK_CUR:
off += u->fbuf->pos;
break;
case SEEK_END:
off += u->fbuf->act;
break;
default:
return -1;
}
fbuf_debug (u, "fbuf_seek, off %d ", off);
/* The start of the buffer is always equal to the left tab
limit. Moving to the left past the buffer is illegal in C and
would also imply moving past the left tab limit, which is never
allowed in Fortran. Similarly, seeking past the end of the buffer
is not possible, in that case the user must make sure to allocate
space with fbuf_alloc(). So return error if that is
attempted. */
if (off < 0 || off > u->fbuf->act)
return -1;
u->fbuf->pos = off;
return off;
}
/* Fill the buffer with bytes for reading. Returns a pointer to start
reading from. If we hit EOF, returns a short read count. If any
other error occurs, return NULL. After reading, the caller is
expected to call fbuf_seek to update the position with the number
of bytes actually processed. */
char *
fbuf_read (gfc_unit * u, int * len)
{
char *ptr;
int oldact, oldpos;
int readlen = 0;
fbuf_debug (u, "fbuf_read, len %d: ", *len);
oldact = u->fbuf->act;
oldpos = u->fbuf->pos;
ptr = fbuf_alloc (u, *len);
u->fbuf->pos = oldpos;
if (oldpos + *len > oldact)
{
fbuf_debug (u, "reading %d bytes starting at %d ",
oldpos + *len - oldact, oldact);
readlen = sread (u->s, u->fbuf->buf + oldact, oldpos + *len - oldact);
if (readlen < 0)
return NULL;
*len = oldact - oldpos + readlen;
}
u->fbuf->act = oldact + readlen;
fbuf_debug (u, "fbuf_read done: ");
return ptr;
}
/* When the fbuf_getc() inline function runs out of buffer space, it
calls this function to fill the buffer with bytes for
reading. Never call this function directly. */
int
fbuf_getc_refill (gfc_unit * u)
{
int nread;
char *p;
fbuf_debug (u, "fbuf_getc_refill ");
/* Read 80 bytes (average line length?). This is a compromise
between not needing to call the read() syscall all the time and
not having to memmove unnecessary stuff when switching to the
next record. */
nread = 80;
p = fbuf_read (u, &nread);
if (p && nread > 0)
return (unsigned char) u->fbuf->buf[u->fbuf->pos++];
else
return EOF;
2008-05-15 17:58:20 +02:00
}