2006-12-06 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/30009
PR libfortran/30056
* gfortran.dg/read_eof_4.f90: Add tests.
* gfortran.dg/readwrite_unf_direct_eor_1.f90: New test.
* gfortran.dg/unf_read_corrupted_1.f90: New test.
2006-12-06 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/30009
PR libfortran/30056
* libgfortran.h: Add ERROR_CORRUPT_FILE to error_codes.
* runtime/error.c (translate_error): Add handling for
ERROR_CORRUPT_FILE.
* io/transfer.c (read_block_direct): Add comment about
EOR for stream files.
Remove test for no bytes left for direct access files.
Generate an ERROR_SHORT_RECORD if the read was short.
For unformatted sequential files: Check endfile condition.
Remove test for no bytes left. End of file here means
that the file structure has been corrupted. Pre-position
the file for the next record in case of error.
(write_buf): Whitespace fix. Subtract the number of bytes
written from bytes_left.
From-SVN: r119592
2006-12-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/30005
* io/open.c: Add errno.h include.
(new_unit): Add new error messages with file name for file open.
From-SVN: r119530
2006-12-01 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/29568
* gfortran.dg/convert_implied_open.f90: Change to
new default record length.
* gfortran.dg/unf_short_record_1.f90: Adapt to
new error message.
* gfortran.dg/unformatted_subrecords_1.f90: New test.
2006-12-01 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/29568
* gfortran.h (gfc_option_t): Add max_subrecord_length.
(top level): Define MAX_SUBRECORD_LENGTH.
* lang.opt: Add option -fmax-subrecord-length=.
* trans-decl.c: Add new function set_max_subrecord_length.
(gfc_generate_function_code): If we are within the main
program and max_subrecord_length has been set, call
set_max_subrecord_length.
* options.c (gfc_init_options): Add defaults for
max_subrecord_lenght, convert and record_marker.
(gfc_handle_option): Add handling for
-fmax_subrecord_length.
* invoke.texi: Document the new default for
-frecord-marker=<n>.
2006-12-01 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/29568
* libgfortran/libgfortran.h (compile_options_t): Add
record_marker. (top level): Define GFC_MAX_SUBRECORD_LENGTH.
* runtime/compile_options.c (set_record_marker): Change
default to four-byte record marker.
(set_max_subrecord_length): New function.
* runtime/error.c (translate_error): Change error message
for short record on unformatted read.
* io/io.h (gfc_unit): Add recl_subrecord, bytes_left_subrecord
and continued.
* io/file_pos.c (unformatted_backspace): Change default of record
marker size to four bytes. Loop over subrecords.
* io/open.c: Default recl is max_offset. If
compile_options.max_subrecord_length has been set, set set
u->recl_subrecord to its value, to the maximum value otherwise.
* io/transfer.c (top level): Add prototypes for us_read, us_write,
next_record_r_unf and next_record_w_unf.
(read_block_direct): Separate codepaths for unformatted direct
and unformatted sequential. If a recl has been set by the
user, use the number of bytes left for the record if it is smaller
than the read request. Loop over subrecords. Set an error if the
user has set a recl and the read was short.
(write_buf): Separate codepaths for unformatted direct and
unformatted sequential. If a recl has been set by the
user, use the number of bytes left for the record if it is smaller
than the read request. Loop over subrecords. Set an error if the
user has set a recl and the read was short.
(us_read): Add parameter continued (to indicate that bytes_left
should not be intialized). Change default of record marker size
to four bytes. Use subrecord. If the subrecord length is smaller than
zero, this indicates a continuation.
(us_write): Add parameter continued (to indicate that the continued
flag should be set). Use subrecord.
(pre_position): Use 0 for continued on us_write and us_read calls.
(skip_record): New function.
(next_record_r_unf): New function.
(next_record_r): Use next_record_r_unf.
(write_us_marker): Default size for record markers is four bytes.
(next_record_w_unf): New function.
(next_record_w): Use next_record_w_unf.
From-SVN: r119412
2006-11-22 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* io/io.h (unit_flags): Add new flag has_recl.
* io.open.c (new_unit): Set flag if RECL= was specified.
* io/transfer.c (us_write): If flag set, leave recl as initialized by
new_unit.
From-SVN: r119087
* trans-decl.c (gfc_get_symbol_decl): Fix formatting.
* io/open.c (new_unit): Format %d expects an int variable.
* runtime/error.c (show_locus): Format %d expects an int variable.
From-SVN: r118887
2006-10-31 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/29627
* libgfortran.h: Add ERROR_SHORT_RECORD
* runtime/error.c (translate_error): Add case
for ERROR_SHORT_RECORD.
* io/transfer.c (read_block_direct): Separate codepaths
for stream and record unformatted I/O. Remove unneeded
tests for standard input, padding and formatted I/O.
If the record is short, read in as much data as possible,
then raise the error.
2006-10-31 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/29627
* gfortran.dg/unf_short_record_1.f90: New test.
From-SVN: r118341
2006-10-28 Tobias Burnus <burnus@net-b.de>
PR fortran/29625
* io/transfer.c (formatted_transfer_scalar): Allow binary edit
descriptors for real variables; give error for BOZ edit
descriptor for non-integers when using -std=f*.
From-SVN: r118111
2006-10-25 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/29563
* io/io.h (st_parameter_dt): Add new flag at_eof.
* io/list_read.c (next_char): Set flag when EOF and return '\n' to
signal EOR. Check flag on next call and jump out.
* io/unit.c (get_internal_unit): Initialize new flag.
From-SVN: r118059
2006-10-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/29277
* io/write.c (write_a): Add conversion of LF to CR-LF for systems with
#define HAVE_CRLF.
From-SVN: r117866
2006-10-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/29277
* io/list_read.c (next_char): Update strm_pos.
(eat_separator): Delete extra call to unget_char.
* io/transfer.c (read_block): Use read_sf for formatted stream I/O.
(next_record_r): Update strm_pos for formatted stream I/O and handle
end-of-record correctly.
(next_record_w): Ditto.
(next_record): Enable next record (r/w) functions and update strm_pos.
(finalize_transfer): Call next_record to finish the record.
From-SVN: r117846
2006-08-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/28354
* io/write.c: Check for special case of zero precision in format
and pre-round the real value.
From-SVN: r116502
2006-08-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/25828
* libgfortran.h: Rename GFC_LARGE_IO_INT to GFC_IO_INT.
* io/file_pos.c (st_backspace): Ignore if access=STREAM.
(st_rewind): Handle case of access=STREAM.
* io/open.c (access_opt): Add STREAM_ACCESS.
(edit_modes): Set current_record to zero only if not STREAM.
(new_unit): Initialize maxrec, recl, and last_record for STREAM.
* io/read.c (read_x): Advance file position for STREAM.
* io/io.h (enum unit_access): Align IOPARM flags with frontend.
Add ACCESS_STREAM. Add prototype for is_stream_io () function.
Use GFC_IO_INT.
* io/inquire.c (inquire_via_unit): Add text for access = "STREAM".
* io/unit.c (is_stream_io): New function to return true if access =
STREAM.
* io/transfer.c (file_mode): Add modes for unformatted stream and
formatted stream. (current_mode): Return appropriate file mode based
on access flags.
(read_block): Handle formatted stream reads.
(read_block_direct): Handle unformatted stream reads.
(write_block): Handle formatted stream writes.
(write_buf): Handle unformatted stream writes.
(unformatted_read): Fix up, use temporary for size.
(pre_position): Position file for STREAM access.
(data_transfer_init): Initialize for stream access, skip irrelevent
error checks.
(next_record_r),(next_record_w), and (next_record): Do nothing for
stream I/O.
(finalize_transfer): Flush when all done if stream I/O.
From-SVN: r116172
2006-07-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/28335
* file_position.c (st_flush): Add clearer error when UNIT does not
exist. Add reference to standard in comment.
From-SVN: r115835
PR libgfortran/258335
* close.c (st_close): Add error when UNIT does not exist.
* file_position.c (st_flush): Add error when UNIT does not exist.
From-SVN: r115749
2006-07-21 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/28339
* io/transfer.c (next_record_w): Use next_array_record result to set
END_FILE. (write_block): Test for END_FILE before the next write occurs.
* io/unit.c (get_internal_unit): Initialize iunit->endfile for internal
unit.
From-SVN: r115670
2006-07-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/27704
* runtime/error.c (notify_std): Pass common flags into function. Use
flags to show locus of error or warning.
* libgfortran.h: Add enum try. Add prototype for notify_std.
* io/open.c (edit_modes): Allow status="old" and add extension to
allow status="scratch"
*io/list_read.c (nml_read_obj): Update call to notify_std.
*io/io.h: Remove enum try and prototype for notify_std.
*io/transfer.c (read_sf): Update call to notify_std.
*io/format.c (parse_format_list): Update call to notify_std.
From-SVN: r115168
2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/27634
* io/format.c (parse_format_list): Allow missing period in format only
if -std=legacy.
From-SVN: r114212
2006-05-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/24459
* io/list_read.c (nml_parse_qualifier): Leave loop spec end value
at default value unless -std=f95 or if an array section
is specified in namelist input. Warn if -pedantic.
* io/io.h (st_parameter_dt): Add expanded_read flag.
From-SVN: r113924
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
2006-04-22 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
2006-04-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/27138
* io/list_read.c (eat_line): New function.
(parse_repeat): Use new function and free_saved.
(read_logical): Same.
(read_integer): Use new function.
(parse_real): Use nml_bad_return and new function.
(read_complex): Use new function and free_saved.
(read_real): Same.
From-SVN: r112999
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
PR libgfortran/24685
* io/write.c (MIN_FIELD_WIDTH, STR, STR1): Define.
(output_float): Increase buffer sizes for IEEE quad and IBM extended
long double.
(write_real): Output REAL(16) as 1PG43.34E4 rather than 1PG40.31E4.
From-SVN: r112819
2006-04-07 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/26890
* io/io.h: Revert change to pad size made on 2006-03-30.
Add comment explaining dependency with fortran/trans-io.c.
From-SVN: r112769
2006-04-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* io/write.c (output_float): Update condition to not error when
decimal precision in format specifier is zero.
From-SVN: r112656
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
2006-03-25 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
2006-03-22 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
