Commit Graph

92 Commits

Author SHA1 Message Date
Jerry DeLisle
8bf6519618 re PR libfortran/22423 (Warnings when building libgfortran)
2006-05-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/22423
	* io/transfer.c (read_block): Return NULL instead of nothing.

From-SVN: r113923
2006-05-20 03:29:58 +00:00
Jerry DeLisle
cacf2b9638 re PR libfortran/27575 (gfortran - does not generate error when trying to read too much data)
2006-05-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27575
	* io/transfer.c (read_block):  Add check for end file condition.
	(read_block_direct): Add check for end file condition.

From-SVN: r113837
2006-05-17 00:36:53 +00:00
Jerry DeLisle
c4ee121ad5 re PR fortran/27304 (gfortran: Warn/abort when format in write does not fit passed arguments)
2006-04-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27304
	* io/transfer.c (formatted_transfer_scalar):  Generate error if data
	descriptors are exhausted.
	* io/format.c (next_format0): Fix comment.

From-SVN: r113363
2006-04-28 23:55:30 +00:00
Jerry DeLisle
54ffdb125c re PR libfortran/20257 (Fortran runtime error: End of record occurs when writing large arrays)
2006-04-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/20257
	* io/io.h: Add prototypes for get_internal_unit and free_internal_unit.
	* io/unit.c (get_internal_unit): Initialize unit number, not zero.
	(free_internal_unit): New function to consolidate freeing memory.
	(get_unit): Initialize internal_unit_desc to NULL when unit is
	external.
	* io/unix.c (mem_close): Check for not NULL before freeing memory.
	* io/transfer.c (read_block): Reset bytes_left and skip error if unit
	is preconnected and default record length is reached.
	(read_block_direct): Ditto.
	(write_block): Ditto.
	(write_buf): Ditto.
	(data_transfer_init): Only flush if not internal unit.
	(finalize_transfer): Ditto and delete code to free memory used by
	internal units.
	(st_read_done): Use new function - free_internal_unit.
	(st_write_done): Use new function - free_internal unit.

From-SVN: r113190
2006-04-23 02:04:58 +00:00
Jerry DeLisle
6f34d6e078 re PR fortran/26766 ([F2003] Recursive I/O still (again) broken)
2006-04-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26766
	* io/io.h: Add bit to identify associated unit as internal.
	* io/unit.c (get_external_unit): Renamed the find_unit_1 function to
	reflect the external unit functionality vs internal unit.
	(get_internal_unit): New function to allocate and initialize an internal
	unit structure.
	(get_unit): Use get_internal_unit and get_external_unit.
	(is_internal_unit): Revised to use new bit added in io.h.
	* io/transfer.c (data_transfer_init): Fix line width.
	(st_read_done): Free memory allocated for internal unit.
	(st_write_done): Add test to only flush and truncate when not an
	internal unit.  Free memory allocated for internal unit.

From-SVN: r112914
2006-04-13 06:24:58 +00:00
Jerry DeLisle
d57d342432 re PR libfortran/26890 (SIZE parameter interacts with same variable in IO list character length specification.)
2006-03-30  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26890
	* io/io.h: Add size_used to st_parameter_dt, adjust pad size.
	*io/transfer.c (data_transfer_init): Initialize size_used to zero.
	(read_sf): Use size_used.
	(read_block): Likewise.
	(read_block_direct): Likewise.
	(write_block): Likewise.
	(write_buf): Likewise and eliminate erroneous FAILURE return.
	(finalize_transfer): Assign value of size_used to *dtp->size.

From-SVN: r112570
2006-03-31 05:11:03 +00:00
Jerry DeLisle
0853054e96 re PR libfortran/26661 (Sequential formatted read goes too far)
2006-03-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26661
	* io/io.h: Add read_sf so it can be used by read_x.
	* io/transfer.c (read_sf): Pass no_error flag to read_sf.  Use it to
	break out rather than error on EOF or EOR conditions.
	(read_block): Update call to read_sf.
	(read_block_direct): Ditto.
	* io/read.c (read_x): Use the modified read_sf instead of read_block.

From-SVN: r112390
2006-03-26 02:15:44 +00:00
Thomas Koenig
5068c62534 re PR libfortran/26735 ([4.1 only] -fconvert=swap and implied open)
2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/26735
	* io/transfer.c (data_transfer_init):  Set u_flags.convert
	on an unopened unit if specified by environment variable
	(via get_unformatted_convert) or by compile-time option.

2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/26735
	* gfortran.dg/convert_implied_open.f90:  New test case.

From-SVN: r112382
2006-03-25 21:31:48 +00:00
Thomas Koenig
d67ab5eef8 [multiple changes]
2006-03-22  Thomas Koenig  <Thomas.Koenig@onlien.de>

	PR fortran/19303
	* gfortran.h (gfc_option_t):  Add record_marker.
	* lang.opt:  Add -frecord-marker=4 and -frecord-marker=8.
	* trans-decl.c:  Add gfor_fndecl_set_record_marker.
	(gfc_build_builtin_function_decls): Set
	gfor_fndecl_set_record_marker.
	(gfc_generate_function_code):  If we are in the main program
	and -frecord-marker was provided, call set_record_marker.
	* options.c (gfc_handle_option):  Add handling for
	-frecord-marker=4 and -frecord-marker=8.
	* invoke.texi:  Document -frecord-marker.

2006-03-22  Thomas Koenig  <Thomas.Koenig@onlien.de>

	PR fortran/19303
	* libgfortran.h (compile_options_t):  Add record_marker.
	* runtime/compile_options.c (set_record_marker):
	New function.
	* io/open.c:  If we have four-byte record markers, use
	GFC_INTEGER_4_HUGE as default record length.
	* io/file_pos.c (unformatted_backspace):  Handle
	different size record markers.
	* io/transfer.c (us_read):  Likewise.
	(us_write):  Likewise.
	(next_record_r):  Likewise.
	(write_us_marker):  Likewise.
	(next_record_w):  Likewise.

2006-03-22  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/19303
	* gfortran.dg/record_marker_1.f90:  New test case.
	* gfortran.dg/record_marker_2.f:  New test case.
	* gfortran.dg/record_marker_3.f90:  New test case.

From-SVN: r112290
2006-03-22 19:09:11 +00:00
Jerry DeLisle
54f9e2781e re PR fortran/26509 (incorrect behaviour of error-handler for direct access write)
2006-03-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26509
	* libgfortran.h: Add ERROR_DIRECT_EOR.
	* runtime/error.c (translate_error): Add translation for new error.
	* io/transfer.c (write_buf): Add check for EOR when mode is 
	direct access.

From-SVN: r112198
2006-03-18 01:56:07 +00:00
Jerry DeLisle
99c6db71de re PR libfortran/26499 (gfortran - End of File incorrectly positioned after binary I/O.)
2006-03-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26499
	* io/file_pos (st_rewind): Flush always.
	* io/unix.c (fd_truncate): Return SUCCESS rather than FAILURE for
	special files like /dev/null.
	* io/transfer.c (st_write_done): Remove broken logic that prevented
	calling fd_truncate.

From-SVN: r111924
2006-03-10 03:15:36 +00:00
Jerry DeLisle
9985dd8aaf re PR libfortran/26464 (Runtime I/O error/invald argument on READ)
2006-02-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26464
	* io/file_pos.c (st_backspace): Flush and truncate file
	when in AFTER_ENDFILE condition.
	* io/transfer.c (st_read_done): Remove flush, no longer needed.

From-SVN: r111506
2006-02-28 02:07:00 +00:00
Janne Blomqvist
82b8244c51 re PR libfortran/25949 (Unbounded I/O buffer memory usage for formatted IO)
2006-02-12  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libgfortran/25949
	* io/io.h: Add set function pointer to struct stream.  
	* io/unix.c (fd_seek): Only update offset, don't seek.
	(fd_sset): New function.
	(fd_read): Call lseek directly if necessary.
	(fd_write): Likewise.
	(fd_open): Set pointer to fd_sset.
	(mem_set): New function.
	(open_internal): Set pointer to mem_set.
	* io/transfer.c (write_block_direct): Rename to write_buf, add
	error return, non-pointer length argument.
	(unformatted_write): Update to use write_buf.
	(us_write): Simplify by using swrite instead of salloc_w.
	(write_us_marker): New function.
	(new_record_w): Use sset instead of memset, use write_us_marker,
	simplify by using swrite instead of salloc_w.

From-SVN: r110895
2006-02-12 21:59:32 +02:00
Jerry DeLisle
ecc9e67eef re PR libfortran/25835 (Segfault or Bad Address error on unformatted sequential READ)
2006-01-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25835
	* io/transfer.c (st_read_done): Flush buffers when read is done.

From-SVN: r110200
2006-01-25 01:19:11 +00:00
Jerry DeLisle
7b7034ea9a re PR libfortran/25697 (libfortran - Segmentation fault/ Bad Address on unformatted read)
2006-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25697
	* io/transfer.c (us_read): Detect end of file condition from previous
	operations and bail out (no need to pre-position).

From-SVN: r109870
2006-01-18 06:21:28 +00:00
Jerry DeLisle
272c35bd98 re PR libfortran/25631 (tl format specifier not working correctly)
2006-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25631
	* io/transfer.c (formatted_transfer_scalar): Adjust pending_spaces and
	skips so that TL works correctly when no bytes_used yet.

From-SVN: r109858
2006-01-18 00:52:21 +00:00
Jerry DeLisle
9696b2257c re PR libfortran/25598 (gfortran - Fortran runtime error: Invalid argument)
2006-01-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25598
	* io/file_pos.c (unformatted_backspace): Assure the new file position
	to seek is not less than zero.
	(st_backspace): Set unit bytes_left to zero.
	* io/transfer.c (next_record_r): Fix line lengths, no functional change.

From-SVN: r109405
2006-01-06 01:39:34 +00:00
Jerry DeLisle
844234fb50 re PR libfortran/25139 ("Invalid argument" error on I/O)
2005-12-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25139
	* io/unix.c (fd_truncate): Set s->active to zero.
	PR libgfortran/25510
	* libgfortran.h: Add ERROR_INTERNAL and ERROR_INTERNAL_UNIT.
	* runtime/error.c (translate_error): Add messages for new errors.
	* io/list_read.c (next_char): Use new errors.
	* io/transfer.c (next_record_r) (next_record_w): Use new errors.

From-SVN: r109122
2005-12-28 20:58:08 +00:00
Jerry DeLisle
0a73639369 re PR libfortran/25463 (T edit descriptor and ADVANCE="no")
2005-12-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25463
	* io/transfer.c (finalize_transfer): Fix execution order so that
	next_record is set to zero in all cases.

From-SVN: r108784
2005-12-19 06:52:33 +00:00
Jerry DeLisle
494ef4c254 re PR fortran/25264 (write to internal unit from the string itself gives wrong result ?)
2005-12-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25264
	PR libgfortran/25349
	* io/unit.c (get_unit): Delete code that cleared the string when the
	unit was opened, which is too soon.
	* io/transfer.c (next_record_w): Pass done flag in.  Change logic for
	setting max_pos.  Add code to position unit and pad record as needed.

From-SVN: r108671
2005-12-16 19:32:21 +00:00
Thomas Koenig
181c9f4a9b re PR fortran/23815 (Add -byteswapio flag)
2005-12-10  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/23815
	* io.c (top level):  Add convert to io_tag.
	(resolve_tag):  convert is GFC_STD_GNU.
	(match_open_element):  Add convert.
	(gfc_free_open):  Likewise.
	(gfc_resolve_open):  Likewise.
	(gfc_free_inquire):  Likewise.
	(match_inquire_element):  Likewise.
	* dump-parse-tree.c (gfc_show_code_node):  Add
	convet for open and inquire.
	gfortran.h: Add convert to gfc_open and gfc_inquire.
	* trans-io.c (gfc_trans_open):  Add convert.
	(gfc_trans_inquire):  Likewise.
	* ioparm.def:  Add convert to open and inquire.
	* gfortran.texi:  Document CONVERT.

2005-12-10  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/23815
	* io/file_pos.c (unformatted_backspace):  If flags.convert
	does not equal CONVERT_NATIVE, reverse the record marker.
	* io/open.c:  Add convert_opt[].
	(st_open):  If no convert option is given, set CONVERT_NATIVE.
	If CONVERT_BIG or CONVERT_LITTLE are given, set flags.convert to
	CONVERT_NATIVE or CONVERT_SWAP (depending on wether we have
	a big- or little-endian system).
	* io/transfer.c (unformatted_read):  Remove unused attribute
	from arguments.
	If we need to reverse
	bytes, break up large transfers into a loop.  Split complex
	numbers into its two parts.
	(unformatted_write):  Likewise.
	(us_read):  If flags.convert does not equal CONVERT_NATIVE,
	reverse the record marker.
	(next_record_w): Likewise.
	(reverse_memcpy):  New function.
	* io/inquire.c (inquire_via_unit):  Implement convert.
	* io/io.h (top level):  Add enum unit_convert.
	Add convert to st_parameter_open and st_parameter_inquire.
	Define IOPARM_OPEN_HAS_CONVERT and IOPARM_INQUIRE_HAS_CONVERT.
	Increase padding for st_parameter_dt.
	Declare reverse_memcpy().

2005-12-10  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/23815
	* gfortran.dg/unf_io_convert_1.f90:  New test.
	* gfortran.dg/unf_io_convert_2.f90:  New test.
	* gfortran.dg/unf_io_convert_3.f90:  New test.

From-SVN: r108358
2005-12-10 20:01:56 +00:00
Jerry DeLisle
b14c7e14ab re PR libfortran/25039 ([4.1 only] comma short-circuit field width)
2005-12-08  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25039
	* io/io.h: Create a new flag sf_read_comma to control comma
	separators in numeric reads.
	* io/transfer.c (formatted_transfer_scalar): Initialize the flag.
	(read_sf): Check for commas coming in and if the flag is set,
	shortcut the read.
	* io/read.c (read_a) (read_x): Clear the flag for character reads and
	reset it after the reads.

From-SVN: r108271
2005-12-09 02:53:41 +00:00
Francois-Xavier Coudert
cc0de35e81 re PR libfortran/25116 ([4.0] namelist read from non-opened file)
PR libfortran/25116
	* io/transfer.c (data_transfer_init): Don't set the default for
	namelist I/O on preconnected files to UNFORMATTED.

From-SVN: r107900
2005-12-02 16:46:49 +00:00
Francois-Xavier Coudert
8824fd4cc1 re PR libfortran/24919 ([4.0] CRLF support in libgfortran)
PR libfortran/24919

	* io/list_read.c (eat_separator, finish_separator,
	read_character): Handle CRLF separators correctly during reads.
	(nml_query): Use the HAVE_CRLF macro to print adequate newlines.
	* io/io.h (st_parameter_dt): Add comment about the possible
	values for sf_seen_eor.
	* io/unix.c (tempfile, regular_file): HAVE_CRLF doesn't imply
	that O_BINARY is defined, so we add that condition.
	(stream_at_bof): Fix typo in comment.
	* io/transfer.c (read_sf): Handle correctly CRLF, setting
	sf_seen_eor value to 2 instead of 1.
	(formatted_transfer_scalar): Use the sf_seen_eor value to
	handle CRLF the right way.
	* io/write.c (nml_write_obj, namelist_write): Use CRLF as newline
	when HAVE_CRLF is defined.

	* gfortran.dg/ftell_1.f90: Modify testcase so that it doesn't
	fail on CRLF platforms.
	* gfortran.dg/ftell_2.f90: Likewise.

From-SVN: r107563
2005-11-27 11:42:46 +00:00
Jakub Jelinek
5e805e44c0 re PR fortran/14943 (read/write code generation is not thread safe)
gcc/fortran/
	PR fortran/14943
	PR fortran/21647
	* Make-lang.in (fortran/trans-io.o): Depend on fortran/ioparm.def.
	* dump-parse-tree.c (gfc_show_code_node): Dump c->block for
	EXEC_{READ,WRITE,IOLENGTH} nodes.
	* io.c (terminate_io, match_io, gfc_match_inquire): Put data
	transfer commands into EXEC_{READ,WRITE,IOLENGTH}'s code->block.
	* resolve.c (resolve_blocks): Handle EXEC_{READ,WRITE,IOLENGTH}.
	* trans-io.c (ioparm_unit, ioparm_err, ioparm_end, ioparm_eor,
	ioparm_list_format, ioparm_library_return, ioparm_iostat,
	ioparm_exist, ioparm_opened, ioparm_number, ioparm_named,
	ioparm_rec, ioparm_nextrec, ioparm_size, ioparm_recl_in,
	ioparm_recl_out, ioparm_iolength, ioparm_file, ioparm_file_len,
	ioparm_status, ioparm_status_len, ioparm_access, ioparm_access_len,
	ioparm_form, ioparm_form_len, ioparm_blank, ioparm_blank_len,
	ioparm_position, ioparm_position_len, ioparm_action,
	ioparm_action_len, ioparm_delim, ioparm_delim_len, ioparm_pad,
	ioparm_pad_len, ioparm_format, ioparm_format_len, ioparm_advance,
	ioparm_advance_len, ioparm_name, ioparm_name_len,
	ioparm_internal_unit, ioparm_internal_unit_len,
	ioparm_internal_unit_desc, ioparm_sequential, ioparm_sequential_len,
	ioparm_direct, ioparm_direct_len, ioparm_formatted,
	ioparm_formatted_len, ioparm_unformatted, ioparm_unformatted_len,
	ioparm_read, ioparm_read_len, ioparm_write, ioparm_write_len,
	ioparm_readwrite, ioparm_readwrite_len, ioparm_namelist_name,
	ioparm_namelist_name_len, ioparm_namelist_read_mode, ioparm_iomsg,
	ioparm_iomsg_len, ioparm_var): Remove.
	(enum ioparam_type, enum iofield_type, enum iofield,
	enum iocall): New enums.
	(gfc_st_parameter_field, gfc_st_parameter): New typedefs.
	(st_parameter, st_parameter_field, iocall): New variables.
	(ADD_FIELD, ADD_STRING): Remove.
	(dt_parm, dt_post_end_block): New variables.
	(gfc_build_st_parameter): New function.
	(gfc_build_io_library_fndecls): Use it.  Initialize iocall
	array rather than ioparm_*, add extra first arguments to
	the function types.
	(set_parameter_const): New function.
	(set_parameter_value): Add type argument, return a bitmask.
	Changed to set a field in automatic structure variable rather
	than set a field in a global _gfortran_ioparm variable.
	(set_parameter_ref): Likewise.  If requested var has different
	size than what field should point to, call with a temporary and
	then copy into the user variable.  Add postblock argument.
	(set_string): Remove var_len argument, add type argument, return
	a bitmask.  Changed to set fields in automatic structure variable
	rather than set a field in a global _gfortran_ioparm variable.
	(set_internal_unit): Remove iunit, iunit_len, iunit_desc arguments,
	add var argument.  Return a bitmask.  Changed to set fields in
	automatic structure variable rather than set a field in a global
	_gfortran_ioparm variable.
	(set_flag): Removed.
	(io_result): Add var argument.  Changed to read common.flags field
	from automatic structure variable and bitwise AND it with 3.
	(set_error_locus): Add var argument.  Changed to set fields in
	automatic structure variable rather than set a field in a global
	_gfortran_{filename,line} variables.
	(gfc_trans_open): Use gfc_start_block rather than gfc_init_block.
	Create a temporary st_parameter_* structure.  Adjust callers of
	all above mentioned functions.  Pass address of the temporary
	variable as first argument to the generated function call.
	Use iocall array rather than ioparm_* separate variables.
	(gfc_trans_close, build_filepos, gfc_trans_inquire): Likewise.
	(build_dt): Likewise.  Change first argument to tree from tree *.
	Don't dereference code->ext.dt if last_dt == INQUIRE.  Emit
	IOLENGTH argument setup here.  Set dt_parm/dt_post_end_block
	variables and gfc_trans_code the nested data transfer commands
	in code->block.
	(gfc_trans_iolength): Just set last_dt and call build_dt immediately.
	(transfer_namelist_element): Pass address of dt_parm variable
	to generated functions.  Use iocall array rather than ioparm_*
	separate variables.
	(gfc_trans_backspace, gfc_trans_endfile, gfc_trans_rewind,
	gfc_trans_flush, gfc_trans_read, gfc_trans_write): Use iocall array
	rather than ioparm_* separate variables.
	(gfc_trans_dt_end): Likewise.  Pass address of dt_parm variable
	as first argument to generated function.  Adjust io_result caller.
	Prepend dt_post_end_block before io_result code.
	(transfer_expr): Use iocall array rather than ioparm_* separate
	variables.  Pass address of dt_parm variables as first argument
	to generated functions.
	* ioparm.def: New file.
gcc/testsuite/
	PR fortran/24774
	* gfortran.dg/inquire_9.f90: New test.

	PR fortran/21647
	* gfortran.fortran-torture/execute/inquire_5.f90: New test.
libgfortran/
	PR fortran/24774
	PR fortran/14943
	PR fortran/21647
	* Makefile.am (AM_CPPFLAGS): Add gcc directories as -I paths,
	add -D_GNU_SOURCE.
	* Makefile.in: Regenerated.
	* acinclude.m4 (LIBGFOR_CHECK_SYNC_FETCH_AND_ADD,
	LIBGFOR_CHECK_GTHR_DEFAULT, LIBGFOR_CHECK_PRAGMA_WEAK): New macros.
	* configure.ac: Add them.
	* configure: Rebuilt.
	* config.h.in: Rebuilt.
	* libtool-version: Bump libgfortran.so SONAME to libgfortran.so.1.
	* libgfortran.h (library_start, show_locus, internal_error,
	generate_error, find_option): Add st_parameter_common * argument.
	(library_end): Change into a dummy macro.
	* io/io.h: Include gthr.h.
	(SUPPORTS_WEAK): Define if HAVE_PRAGMA_WEAK.
	(CHARACTER): Remove define.
	(st_parameter, global_t): Remove typedef.
	(ioparm, g, ionml, current_unit): Remove variables.
	(init_error_stream): Remove prototype.
	(CHARACTER1, CHARACTER2): Define.
	(st_parameter_common, st_parameter_open, st_parameter_close,
	st_parameter_filepos, st_parameter_inquire, st_parameter_dt): New
	typedefs.
	(IOPARM_LIBRETURN_MASK, IOPARM_LIBRETURN_OK, IOPARM_LIBRETURN_ERROR,
	IOPARM_LIBRETURN_END, IOPARM_LIBRETURN_EOR, IOPARM_ERR, IOPARM_END,
	IOPARM_EOR, IOPARM_HAS_IOSTAT, IOPARM_HAS_IOMSG, IOPARM_COMMON_MASK,
	IOPARM_OPEN_HAS_RECL_IN, IOPARM_OPEN_HAS_FILE, IOPARM_OPEN_HAS_STATUS,
	IOPARM_OPEN_HAS_ACCESS, IOPARM_OPEN_HAS_FORM, IOPARM_OPEN_HAS_BLANK,
	IOPARM_OPEN_HAS_POSITION, IOPARM_OPEN_HAS_ACTION,
	IOPARM_OPEN_HAS_DELIM, IOPARM_OPEN_HAS_PAD, IOPARM_CLOSE_HAS_STATUS,
	IOPARM_INQUIRE_HAS_EXIST, IOPARM_INQUIRE_HAS_OPENED,
	IOPARM_INQUIRE_HAS_NUMBER, IOPARM_INQUIRE_HAS_NAMED,
	IOPARM_INQUIRE_HAS_NEXTREC, IOPARM_INQUIRE_HAS_RECL_OUT,
	IOPARM_INQUIRE_HAS_FILE, IOPARM_INQUIRE_HAS_ACCESS,
	IOPARM_INQUIRE_HAS_FORM, IOPARM_INQUIRE_HAS_BLANK,
	IOPARM_INQUIRE_HAS_POSITION, IOPARM_INQUIRE_HAS_ACTION,
	IOPARM_INQUIRE_HAS_DELIM, IOPARM_INQUIRE_HAS_PAD,
	IOPARM_INQUIRE_HAS_NAME, IOPARM_INQUIRE_HAS_SEQUENTIAL,
	IOPARM_INQUIRE_HAS_DIRECT, IOPARM_INQUIRE_HAS_FORMATTED,
	IOPARM_INQUIRE_HAS_UNFORMATTED, IOPARM_INQUIRE_HAS_READ,
	IOPARM_INQUIRE_HAS_WRITE, IOPARM_INQUIRE_HAS_READWRITE,
	IOPARM_DT_LIST_FORMAT, IOPARM_DT_NAMELIST_READ_MODE,
	IOPARM_DT_HAS_REC, IOPARM_DT_HAS_SIZE, IOPARM_DT_HAS_IOLENGTH,
	IOPARM_DT_HAS_FORMAT, IOPARM_DT_HAS_ADVANCE,
	IOPARM_DT_HAS_INTERNAL_UNIT, IOPARM_DT_HAS_NAMELIST_NAME,
	IOPARM_DT_IONML_SET): Define.
	(gfc_unit): Add lock, waiting and close fields.  Change file
	from flexible array member into pointer to char.
	(open_external): Add st_parameter_open * argument.
	(find_file, file_exists): Add file and file_len arguments.
	(flush_all_units): New prototype.
	(max_offset, unit_root, unit_lock): New variable.
	(is_internal_unit, is_array_io, next_array_record,
	parse_format, next_format, unget_format, format_error,
	read_block, write_block, next_record, convert_real,
	read_a, read_f, read_l, read_x, read_radix, read_decimal,
	list_formatted_read, finish_list_read, namelist_read,
	namelist_write, write_a, write_b, write_d, write_e, write_en,
	write_es, write_f, write_i, write_l, write_o, write_x, write_z,
	list_formatted_write, get_unit): Add st_parameter_dt * argument.
	(insert_unit): Remove prototype.
	(find_or_create_unit, unlock_unit): New prototype.
	(new_unit): Return gfc_unit *.  Add st_parameter_open *
	and gfc_unit * arguments.
	(free_fnodes): Remove prototype.
	(free_format_data): New prototype.
	(scratch): Remove.
	(init_at_eol): Remove prototype.
	(free_ionml): New prototype.
	(inc_waiting_locked, predec_waiting_locked, dec_waiting_unlocked):
	New inline functions.
	* io/unit.c (max_offset, unit_root, unit_lock): New variables.
	(insert): Adjust os_error caller.
	(insert_unit): Made static.  Allocate memory here, initialize
	lock and after inserting it return it, locked.
	(delete_unit): Adjust for deletion of g.
	(find_unit_1): New function.
	(find_unit): Use it.
	(find_or_create_unit): New function.
	(get_unit): Add dtp argument, change meaning of the int argument
	as creation request flag.  Adjust for different st_* calling
	conventions, lock internal unit's lock before returning it
	and removal of g.  Call find_unit_1 instead of find_unit.
	(is_internal_unit, is_array_io): Add dtp argument, adjust for
	removal of most of global variables.
	(init_units): Initialize unit_lock.  Adjust insert_unit callers
	and adjust for g removal.
	(close_unit_1): New function.
	(close_unit): Use it.
	(unlock_unit): New function.
	(close_units): Lock unit_lock, use close_unit_1 rather than
	close_unit.
	* io/close.c (st_close): Add clp argument.  Adjust for new
	st_* calling conventions and internal function API changes.
	* io/file_pos.c (st_backspace, st_endfile, st_rewind, st_flush):
	Add fpp argument.  Adjust for new st_* calling conventions and
	internal function API changes.
	(formatted_backspace, unformatted_backspace): Likewise.  Add
	u argument.
	* io/open.c (edit_modes, st_open): Add opp argument.  Adjust for
	new st_* calling conventions and internal function API changes.
	(already_open): Likewise.  If not HAVE_UNLINK_OPEN_FILE, unlink
	scratch file.  Instead of calling close_unit just call sclose,
	free u->file if any and clear a few u fields before calling
	new_unit.
	(new_unit): Return gfc_unit *.  Add opp and u arguments.
	Adjust for new st_* calling conventions and internal function
	API changes.  Don't allocate unit here, rather than work with
	already created unit u already locked on entry.  In case
	of failure, close_unit it.
	* io/unix.c: Include unix.h.
	(BUFFER_SIZE, unix_stream): Moved to unix.h.
	(unit_to_fd): Add unlock_unit call.
	(tempfile): Add opp argument, use its fields rather than ioparm.
	(regular_file): Likewise.
	(open_external): Likewise.  Only unlink file if fd >= 0.
	(init_error_stream): Add error argument, set structure it points
	to rather than filling static variable and returning its address.
	(FIND_FILE0_DECL, FIND_FILE0_ARGS): Define.
	(find_file0): Use them.  Don't crash if u->s == NULL.
	(find_file): Add file and file_len arguments, use them instead
	of ioparm.  Add locking.  Pass either an array of 2 struct stat
	or file and file_len pair to find_file0.
	(flush_all_units_1, flush_all_units): New functions.
	(file_exists): Add file and file_len arguments, use them instead
	of ioparm.
	* io/unix.h: New file.
	* io/lock.c (ioparm, g, ionml): Remove variables.
	(library_start): Add cmp argument, adjust for new st_* calling
	conventions.
	(library_end): Remove.
	(free_ionml): New function.
	* io/inquire.c (inquire_via_unit, inquire_via_filename,
	st_inquire): Add iqp argument, adjust for new st_* calling
	conventions and internal function API changes.
	* io/format.c (FARRAY_SIZE): Decrease to 64.
	(fnode_array, format_data): New typedefs.
	(avail, array, format_string, string, error, saved_token, value,
	format_string_len, reversion_ok, saved_format): Remove variables.
	(colon_node): Add const.
	(free_fnode, free_fnodes): Remove.
	(free_format_data): New function.
	(next_char, unget_char, get_fnode, format_lex, parse_format_list,
	format_error, parse_format, revert, unget_format, next_test): Add
	fmt or dtp arguments, pass it all around, adjust for internal
	function API changes and adjust for removal of global variables.
	(next_format): Likewise.  Constify return type.
	(next_format0): Constify return type.
	* io/transfer.c (current_unit, sf_seen_eor, eor_condition, max_pos,
	skips, pending_spaces, scratch, line_buffer, advance_status,
	transfer): Remove variables.
	(transfer_integer, transfer_real, transfer_logical,
	transfer_character, transfer_complex, transfer_array, current_mode,
	read_sf, read_block, read_block_direct, write_block,
	write_block_direct, unformatted_read, unformatted_write,
	type_name, write_constant_string, require_type,
	formatted_transfer_scalar, us_read, us_write, pre_position,
	data_transfer_init, next_record_r, next_record_w, next_record,
	finalize_transfer, iolength_transfer, iolength_transfer_init,
	st_iolength, st_iolength_done, st_read, st_read_done, st_write,
	st_write_done, st_set_nml_var, st_set_nml_var_dim,
	next_array_record): Add dtp argument, pass it all around, adjust for
	internal function API changes and removal of global variables.
	* io/list_read.c (repeat_count, saved_length, saved_used,
	input_complete, at_eol, comma_flag, last_char, saved_string,
	saved_type, namelist_mode, nml_read_error, value, parse_err_msg,
	nml_err_msg, prev_nl): Remove variables.
	(push_char, free_saved, next_char, unget_char, eat_spaces,
	eat_separator, finish_separator, nml_bad_return, convert_integer,
	parse_repeat, read_logical, read_integer, read_character,
	parse_real, read_complex, read_real, check_type,
	list_formatted_read_scalar, list_formatted_read, finish_list_read,
	find_nml_node, nml_untouch_nodes, nml_match_name, nml_query,
	namelist_read): Add dtp argument, pass it all around, adjust for
	internal function API changes and removal of global variables.
	(nml_parse_qualifier): Likewise.  Add parse_err_msg argument.
	(nml_read_obj): Likewise.  Add pprev_nl, nml_err_msg, clow and
	chigh arguments.
	(nml_get_obj_data): Likewise.  Add pprev_nl and nml_err_msg
	arguments.
	(init_at_eol): Removed.
	* io/read.c (convert_real, read_l, read_a, next_char, read_decimal,
	read_radix, read_f, read_x): Add dtp argument, pass it all around,
	adjust for internal function API changes and removal of global
	variables.
	(set_integer): Adjust internal_error caller.
	* io/write.c (no_leading_blank, nml_delim): Remove variables.
	(write_a, calculate_sign, calculate_G_format, output_float,
	write_l, write_float, write_int, write_decimal, write_i, write_b,
	write_o, write_z, write_d, write_e, write_f, write_en, write_es,
	write_x, write_char, write_logical, write_integer, write_character,
	write_real, write_complex, write_separator,
	list_formatted_write_scalar, list_formatted_write, nml_write_obj,
	namelist_write): Add dtp argument, pass it all around, adjust for
	internal function API changes and removal of global variables.
	(extract_int, extract_uint, extract_real): Adjust internal_error
	callers.
	* runtime/fpu.c (_GNU_SOURCE): Don't define here.
	* runtime/error.c: Include ../io/unix.h.
	(filename, line): Remove variables.
	(st_printf): Pass address of a local variable to init_error_stream.
	(show_locus): Add cmp argument.  Use fields it points to rather than
	filename and line variables.
	(os_error, runtime_error): Remove show_locus calls.
	(internal_error): Add cmp argument.  Pass it down to show_locus.
	(generate_error): Likewise.  Use flags bitmask instead of non-NULL
	check for iostat and iomsg parameter presence, adjust for st_*
	calling convention changes.
	* runtime/stop.c (stop_numeric, stop_string): Remove show_locus
	calls.
	* runtime/pause.c (pause_numeric, pause_string): Likewise.
	* runtime/string.c: Include ../io/io.h.
	(find_option): Add cmp argument.  Pass it down to generate_error.
	* intrinsics/flush.c (recursive_flush): Remove.
	(flush_i4, flush_i8): Use flush_all_units.  Add unlock_unit
	call.
	* intrinsics/rand.c: Include ../io/io.h.
	(rand_seed_lock): New variable.
	(srand, irand): Add locking.
	(init): New constructor function.
	* intrinsics/random.c: Include ../io/io.h.
	(random_lock): New variable.
	(random_r4, random_r8, arandom_r4, arandom_r8): Add locking.
	(random_seed): Likewise.  open failed if fd < 0.  Set i correctly.
	(init): New constructor function.
	* intrinsics/system_clock.c (tp0, t0): Remove.
	(system_clock_4, system_clock_8): Don't subtract tp0/t0 from current
	time, use just integer arithmetics.
	* intrinsics/tty.c (isatty_l4, isatty_l8, ttynam_sub): Add
	unlock_unit calls.

From-SVN: r107328
2005-11-21 23:03:56 +01:00
Jerry DeLisle
740f04ef02 PR libgfortran/24699, 24700, 24719, 24785
2005-11-09  Jerry DeLisle <jvdelisle@gcc.gnu.org>

	PR libgfortran/24699, 24700, 24719, 24785
	* io/transfer.c (read_sf): Remove incorrect statement that was
	clearing bytes_left.
	(formatted_transfer_scalar): Add handling of end-of-record
	condition, setting values correctly to backup.  Handle x format
	when doing non-advancing write.
	(st_read): Initialize current_record.

From-SVN: r106797
2005-11-11 20:19:21 +00:00
Janne Blomqvist
e5ef4b3bcb gfortran ChangeLog
2005-11-06  Janne Blomqvist <jb@gcc.gnu.org>

	PR fortran/24174
	PR fortran/24305
	* fortran/trans-io.c (gfc_build_io_library_fndecls): Add kind
	argument to transfer_array.
	(transfer_array_desc): Add kind argument.

testsuite ChangeLog:

2005-11-06  Janne Blomqvist <jb@gcc.gnu.org>

	PR fortran/24174
	PR fortran/24305
	* testsuite/gfortran.dg/large_real_kind_form_io_1.f90: New file.

libgfortran Changelog:

2005-11-06  Janne Blomqvist <jb@gcc.gnu.org>

	PR fortran/24174
	PR fortran/24305
	* io/io.h: Add argument to prototypes, add prototypes for
	size_from_*_kind functions.
	* io/list_read.c (read_complex): Add size argument, use
	it. 
	(list_formatted_read): Add size argument, cleanup.
	(list_formatted_read_scalar): Add size argument.
	(nml_read_obj): Fix for padding.
	* io/transfer.c: Add argument to transfer function pointer.
	(unformatted_read): Add size argument.
	(unformatted_write): Likewise.
	(formatted_transfer_scalar): Fix for padding with complex(10).
	(formatted_transfer): Add size argument, cleanup.
	(transfer_integer): Add size argument to transfer call.
	(transfer_real): Likewise.
	(transfer_logical): Likewise.
	(transfer_character): Likewise.
	(transfer_complex): Likewise.
	(transfer_array): New kind argument, use it.
	(data_transfer_init): Add size argument to formatted_transfer
	call.
	(iolength_transfer): Add size argument, cleanup.
	* io/write.c (write_complex): Add size argument, fix for padding
	with complex(10).
	(list_formatted_write): Add size argument, cleanup.
	(list_formatted_write_scalar): Add size argument, use it.
	(nml_write_obj): Fix for size vs. kind issue.
	* io/size_from_kind.c: New file.
	* Makefile.am: Add io/size_from_kind.c.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

From-SVN: r106563
2005-11-06 20:28:22 +02:00
Francois-Xavier Coudert
159840cb8a re PR libfortran/20179 (cannot mix C and Fortran I/O)
PR libfortran/20179
	* io/unix.c (flush_if_preconnected): New function.
	* io/io.h: Add prototype for flush_if_preconnected.
	* io/transfer.c (data_transfer_init): Use flush_if_preconnected
	to workaround buggy mixed C-Fortran code.

	* gfortran.dg/mixed_io_1.f90: New test.
	* gfortran.dg/mixed_io_1.c: New file.

From-SVN: r106017
2005-10-30 12:48:52 +00:00
Jerry DeLisle
965eec1676 re PR libfortran/24224 (Generalized internal array IO not implemented.)
2005-10-24  Jerry DeLisle  <jvdelisle@verizon.net>

        PR libgfortran/24224
        * libgfortran.h: Remove array stride error code.
        * runtime/error.c: Remove array stride error.
        * io/io.h: Change name of 'nml_loop_spec' to 'array_loop_spec' to be
        generic.  Add pointer to array_loop_spec and rank to gfc_unit
        structure.
        * io/list_read.c: Revise nml_loop_spec references to array_loop_spec.
        * io/transfer.c (init_loop_spec): New function to initialize
        an array_loop_spec.
        (next_array_record): New function to return the index to the next array
        record by incrementing through the array_loop_spec.
        (next_record_r): Use new function.
        (next_record_w): Use new function.
        (finalize_transfer): Free memory allocated for array_loop_spec.
        * io/unit.c (get_array_unit_len): Delete this function. Use new
        function init_loop_spec to initialize the array_loop_spec.

From-SVN: r105878
2005-10-25 01:32:33 +00:00
Jerry DeLisle
835681c8a2 re PR libfortran/24489 (read_block wrong execution order)
2005-10-23  Jerry DeLisle  <jvdelisle@verizon.net>

        PR libgfortran/24489
        * io/transfer.c (read_block): Change the order of execution to not read
        past end-of-record.
        (read_block_direct): Same change.

From-SVN: r105840
2005-10-24 03:51:24 +00:00
Janne Blomqvist
0dc4346159 re PR libfortran/16339 (Unformatted i/o on large arrays inefficient)
2005-10-07  Janne Blomqvist <jblomqvi@cc.hut.fi>

	PR fortran/16339
	PR fortran/23363
	* io/io.h: Add read and write members to stream, define access
	macros.
	* io/transfer.c (read_block_direct): New function.
	(write_block_direct): New function.
	(unformatted_read): Change to use read_block_direct.
	(unformatted_write): Change to use write_block_direct.
	* io/unix.c: Remove mmap includes and defines.
	(writen): Remove.
	(readn): Remove.
	(reset_stream): New function.
	(do_read): New function.
	(do_write): New function.
	(fd_flush): Change to use do_write() instead of writen().
	(fd_alloc_r_at): Change to use do_read().
	(fd_seek): Change return type to try, as the prototype. Add check
	to avoid syscall overhead if possible.
	(fd_read): New function.
	(fd_write): New function.
	(fd_open): Set pointers for new functions.
	(mem_read): New function.
	(mem_write): New function.
	(open_internal): Set pointers for new functions.
	(is_seekable): Clean up comment.

From-SVN: r105101
2005-10-07 20:02:28 +00:00
Jerry DeLisle
aed6ee2453 transfer.c (write_block): Add test for end-of-file condition, removed from mem_alloc_w_at.
2005-10-07  Jerry DeLisle  <jvdelisle@verizon.net>

        * io/transfer.c (write_block): Add test for end-of-file condition,
        removed from mem_alloc_w_at. (next_record_w): Clean up checks for
        NULL pointer returns from s_alloc_w.
        * io/unix.c (mem_alloc_w_at): Remove call to generate_error end-of-file.
        * io/write.c (write_float): Add checks for NULL pointer returns from
        write_block calls. (write_integer): Same.

From-SVN: r105092
2005-10-07 17:01:48 +00:00
Jakub Jelinek
090037799c string.c (find_option): Change 3rd argument to const st_option *.
* runtime/string.c (find_option): Change 3rd argument to
	const st_option *.
	* libgfortran.h (find_option): Likewise.
	* runtime/environ.c (rounding, precision, signal_choices): Constify.
	(init_choice, show_choice): Change 2nd argument to const choice *.
	* io/open.c (access_opt, action_opt, blank_opt, delim_opt, form_opt,
	position_opt, status_opt, pad_opt): Constify.
	* io/transfer.c (advance_opt): Likewise.
	* io/inquire.c (undefined): Likewise.
	* io/close.c (status_opt): Likewise.
	* io/format.c (posint_required, period_required, nonneg_required,
	unexpected_element, unexpected_end, bad_string, bad_hollerith,
	reversion_error): Likewise.
	* io/unix.c (yes, no, unknown): Change from const char *
	into const char [].

From-SVN: r104773
2005-09-29 15:53:59 +02:00
Janne Blomqvist
18623faed1 [multiple changes]
2005-09-24  Janne Blomqvist  <jblomqvi@cc.hut.fi>

	* trans-io.c (gfc_build_io_library_fndecls): Add entry
	iocall_x_array for transfer_array. (transfer_array_desc): New
	function. (gfc_trans_transfer): Add code to call
	transfer_array_desc.

2005-09-24  Janne Blomqvist <jblomqvi@cc.hut.fi>

	* io.h: Changed prototypes of list_formatted_{read|write}.
	* list_read.c (list_formatted_read): Renamed to
	list_formatted_read_scalar and made static. (list_formatted_read):
	New function.
	* transfer.c: Prototype for transfer_array. Changed transfer
	function pointer. (unformatted_read): Add nelems argument, use
	it. (unformatted_write): Likewise. (formatted_transfer): Changed
	name to formatted_transfer_scalar. (formatted_transfer): New
	function. (transfer_integer): Add nelems argument to transfer
	call, move updating item count to transfer
	functions. (transfer_real): Likewise. (transfer_logical):
	Likewise. (transfer_character): Likewise. (transfer_complex):
	Likewise. (transfer_array): New function. (data_transfer_init):
	Call formatted_transfer with new argument. (iolength_transfer):
	New argument, use it.
	* write.c (list_formatted_write): Renamed to
	list_formatted_write_scalar, made static. (list_formatted_write):
	New function.

From-SVN: r104662
2005-09-26 20:24:45 +00:00
Jerry DeLisle
59154ed24c PR fortran/21875 Internal Unit Array I/O, NIST
2005-09-14  Jerry DeLisle  <jvdelisle@verizon.net

	PR fortran/21875 Internal Unit Array I/O, NIST
	* libgfortran.h: Add run time error code for array stride.
	* runtime/error.c (translate_error): Add error message for
	array stride.
	* io/io.h: Add array descriptor pointer to IOPARM structure.
	Add prtotypes for two new functions.
	* io/transfer.c (data_transfer_init): Removed initialization and
	moved to unit.c (get_unit)
	* io/transfer.c (next_record_r): Include internal unit read
	functionality.
	* io/transfer.c (next_record_w): Include internal unit write
	functionality, including padding of character array records.
	* io/unit.c (get_array_unit_len): New function to return the number
	of records in the character array 'file' from the array descriptor.
	* io/unit.c (get_unit): Gathered initialization code from
	init_data_transfer for internal units and added initialization of
	character array unit.
	* io/unit.c (is_array_io): New function to determine if internal unit
	is an array.
	* io/unix.c (mem_alloc_w_at): Add error checks for bad record length
	and end of file.

From-SVN: r104276
2005-09-14 20:18:19 +00:00
Francois-Xavier Coudert
b65b81f935 re PR libfortran/20179 (cannot mix C and Fortran I/O)
PR libfortran/20179
	* io/unix.c (is_preconnected): Add function to test if a stream
	corresponds to a preconnected unit.
	* io/io.h: Add prototype for is_preconnected.
	* io/transfer.c (data_transfer_init): Do not truncate
	preconnected units.

From-SVN: r104141
2005-09-11 13:34:57 +00:00
Francois-Xavier Coudert
3c12752024 re PR libfortran/23262 ([mingw32] rewind truncates file)
PR libfortran/23262
	* acinclude.m4 (LIBGFOR_CHECK_CRLF): New check.
	* configure.ac: Use new check.
	* configure.in: Regenerate.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* io/transfer.c (next_record_w): Add case for CRLF as line
	terminator.
	* io/unix.c (tempfile, regular_file): Open files with
	O_BINARY on systems with CRLF.

From-SVN: r104009
2005-09-07 21:25:40 +00:00
Thomas Koenig
0ef6349514 re PR libfortran/23321 (Direct unformatted read beyond EOF cores)
2005-09-04  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/23321
	* io/transfer.c(data_transfer_init):  Check for a too-large
	record number.  Return if sseek failed.

2005-09-04  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/23321
	* gfortran.dg/direct_io_4.f90:  New test case.

From-SVN: r103835
2005-09-04 20:36:52 +00:00
Jakub Jelinek
36dd4221c5 read.c (read_x): Take int argument instead of fnode * and digging the N from F->u.n.
* io/read.c (read_x): Take int argument instead of fnode * and
	digging the N from F->u.n.
	* io/io.h (read_x): Adjust prototype.
	* io/transfer.c (formatted_transfer): Adjust callers.  Don't clobber
	f->u.n for FMT_T.

	* gfortran.dg/fmt_t_1.f90: New test.

From-SVN: r103811
2005-09-03 20:54:55 +02:00
Kelley Cook
fe2ae685a1 All files: Update FSF address.
2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>

	* All files: Update FSF address.

From-SVN: r103194
2005-08-17 02:49:08 +00:00
Thomas Koenig
950ad21d34 re PR libfortran/23428 (inquire(iolength= ) for complex give incorrect value)
2005-08-16  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/23428
	* io/transfer.c (iolength_transfer):  Remove __attribute__ ((unused))
	from type.  Return correct length for inquire(iolength=)
	for complex variables.

2005-08-16  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/23428
	* gfortran.dg/inquire-complex.f90:  New test case.

From-SVN: r103168
2005-08-16 20:26:04 +00:00
Jerry DeLisle
3d092c45bf re PR libfortran/23154 (Currupt string and segfault in formatted read.)
2005-08-08  Jerry DeLisle  <jvdelisle@verizon.net>

        PR libfortran/23154
        * io/transfer.c (data_transfer_init): Initialize
        current_unit->bytes_left for a read.

From-SVN: r102893
2005-08-09 01:56:04 +00:00
Paul Thomas
9427924ef8 transfer.c (data_transfer_init): Truncate file in sequential WRITE when last_record == 0, rather than current_record.
2005-08-04 Paul Thomas  <pault@gcc.gnu.org>

	* transfer.c (data_transfer_init): Truncate file in
	sequential WRITE when last_record == 0, rather than
	current_record.  Cures problem on RH9.

From-SVN: r102746
2005-08-04 20:26:29 +00:00
Paul Thomas
b6f571b7d3 PR fortran/22570 and related issues.
2005-07-30 Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/22570 and related issues.
	* transfer.c (formatted_transfer): Make sure that there
	really is data present before X- or T- editing. Move all
	treatment of tabbing during writes to start of next data
	producing format. Suppress incorrect zeroing of bytes_left
	in slash formating. Insert int cast for assignment of a
	difference of two gfc_offsets.

	PR fortran/22570 an related issues.
	* gfortran.dg/x_slash_1.f: New test.

From-SVN: r102583
2005-07-30 05:33:39 +00:00
Paul Thomas
94e2b58a28 [multiple changes]
2005-07-22 Jerry DeLisle <jvdelisle@verizon.net>

	PR libfortran/21875  (FM111.f)
	* io/read.c (next_char): Return a ' ' character when BLANK_ZERO
	or BLANK_NULL are active.
	(read_decimal): Interpret ' ' character correctly for BZ or BN.
	(read_radix): Interpret ' ' character correctly for BZ or BN.
	(read_f): Interpret ' ' character correctly for BZ or BN.

2005-07-22 Paul Thomas  <pault@gcc.gnu.org>

	PR libfortran/22570
	* read.c (read_x): Correct the condition for doing the
	x-editing during formatted input.
	* transfer.c (formatted_transfer): Cast offset difference
	as int, clean-up arithmetic with new variable, bytes_used,
	zero counters for FMT_SLASH,
	(data_transfer_init) Zero X- and T-editing counters
	unconditionally.
	(next_record_w) Zero X- and T-editing counters.
	unconditionally.

From-SVN: r102284
2005-07-22 14:07:19 +00:00
Paul Thomas
be0cc7e21c [multiple changes]
2005-07-12 Paul Thomas  <pault@gcc.gnu.org>

	PR libfortran/16435
	* transfer.c (formatted_transfer): Correct the problems
	with X- and T-editting that caused TLs followed by TRs
	to overwrite data, which caused NIST FM908.FOR to fail
	on many tests.
	(data_transfer_init): Zero X- and T-editting counters at
	the start of formatted IO.
	* write.c (write_x): Write specified number of skips with
	specified number of spaces at the end.

2005-07-12  Paul Thomas  <pault@gcc.gnu.org>

	PR libfortran/16435
	* gfortran.dg/tl_editting.f90: New.
	* gfortran.dg/g77/f77-edit-x-out.f: Remove XFAIL.

From-SVN: r102008
2005-07-14 06:21:59 +00:00
Feng Wang
d3642f893a For the 60th anniversary of Chinese people��s Anti-Japan war victory.
2005-07-07  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/16531
	PR fortran/15966
	PR fortran/18781
	* arith.c (gfc_hollerith2int, gfc_hollerith2real,
	gfc_hollerith2complex, gfc_hollerith2character, gfc_hollerith2logical):
	New functions.
	(eval_intrinsic): Don't evaluate if Hollerith constant arguments exist.
	* arith.h (gfc_hollerith2int, gfc_hollerith2real,
	gfc_hollerith2complex, gfc_hollerith2character, gfc_hollerith2logical):
	Add prototypes.
	* expr.c (free_expr0): Free memery allocated for Hollerith constant.
	(gfc_copy_expr): Allocate and copy string if Expr is from Hollerith.
	(gfc_check_assign): Enable conversion from Hollerith to other.
	* gfortran.h (bt): Add BT_HOLLERITH.
	(gfc_expr): Add from_H flag.
	* intrinsic.c (gfc_type_letter): Return 'h' for BT_HOLLERITH.
	(add_conversions): Add conversions from Hollerith constant to other.
	(do_simplify): Don't simplify if  Hollerith constant arguments exist.
	* io.c (resolve_tag): Enable array in FORMAT tag under GFC_STD_GNU.
	* misc.c (gfc_basetype_name): Return "HOLLERITH" for BT_HOLLERITH.
	(gfc_type_name): Print "HOLLERITH" for BT_HOLLERITH.
	* primary.c (match_hollerith_constant): New function.
	(gfc_match_literal_constant): Add match Hollerith before Integer.
	* simplify.c (gfc_convert_constant): Add conversion from Hollerith
	to other.
	* trans-const.c (gfc_conv_constant_to_tree): Use VIEW_CONVERT_EXPR to
	convert Hollerith constant to tree.
	* trans-io.c (gfc_convert_array_to_string): Get array's address and
	length to set string expr.
	(set_string): Deal with array assigned Hollerith constant and character
	array.
	* gfortran.texi: Document Hollerith constants as extention support.

2005-07-07  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/16531
	PR fortran/15966
	PR fortran/18781
	* gfortran.dg/hollerith.f90: New.
	* gfortran.dg/hollerith2.f90: New.
	* gfortran.dg/hollerith3.f90: New.
	* gfortran.dg/hollerith4.f90: New.
	* gfortran.dg/hollerith_f95.f90: New.
	* gfortran.dg/hollerith_legacy.f90: New.
	* gfortran.dg/g77/cpp4.F: New. Port from g77.

2005-07-07  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/16531
	* io/transfer.c (formatted_transfer): Enable FMT_A on other types to
	support Hollerith constants.

From-SVN: r101688
2005-07-07 07:54:58 +00:00
Andreas Jaeger
a3b6aba29c unpack_generic.c: Remove const from parameter.
* intrinsics/unpack_generic.c: Remove const from parameter.

	* io/transfer.c (formatted_transfer): Remove unused variable.

From-SVN: r101499
2005-07-01 07:44:50 +02:00
Francois-Xavier Coudert
e082bf48ca re PR libfortran/22170 ([4.0 only] Handle format slash error)
PR libfortran/22170
	* io/transfer.c (formatted_transfer): Do not iterate on the
	repeat count of a FMT_SLASH, since this is already done in
	next_format().

From-SVN: r101377
2005-06-28 10:43:23 +00:00
Francois-Xavier Coudert
b9297522fd * io/transfer.c (formatted_transfer): Fix typo in error message.
From-SVN: r101102
2005-06-16 22:31:32 +00:00