Commit Graph

180 Commits

Author SHA1 Message Date
Janne Blomqvist 6520ecacd5 Fortran frontend changelog:
2007-07-27  Janne Blomqvist  <jb@gcc.gnu.org>

	* trans-io.c (gfc_build_io_library_fndecls): Change to use
	gfc_array_index_type for array descriptor triplets instead of
	gfc_int4_type_node.

libgfortran ChangeLog:

2007-07-27  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/transfer.c (st_set_nml_var_dim): Use index_type instead of
	GFC_INTEGER_4 for array descriptor triplets.

From-SVN: r126992
2007-07-27 21:13:37 +03:00
Jerry DeLisle d40150cc3c re PR libfortran/32752 (Segfault on WRITE with modified unix_stream structure)
2007-07-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/32752
	* io/unix.c (unix_stream): Move buffer pointer adjacent to small_buffer.
	* io/transfer.c (formatted_transfer_scalar): If stream I/O, set
	bytes_used to zero. Fix off by one error in calculation of pos and
	skips. Eliminate duplicate pending_spaces check.

From-SVN: r126652
2007-07-15 05:29:29 +00:00
Jerry DeLisle 8d917a24a7 re PR fortran/32678 ([4.2, 4.1]GFortan works incorrectly when writing with FORMAT Tx)
2007-07-08  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/32678
	* io/transfer.c (formatted_transfer_scalar): Don't allow pending_spaces
	to go negative.

From-SVN: r126473
2007-07-09 00:15:15 +00:00
Jerry DeLisle 82fa3fc0d3 re PR fortran/32235 (incorrectly position text file after backspace)
2007-06-10  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/32235
	* io/transfer.c (st_read): Remove test for end of file condition.
	(next_record_r): Add test for end of file condition.

From-SVN: r125606
2007-06-10 22:50:47 +00:00
Janne Blomqvist 88fdfd5a86 string.c (compare0): Use gfc_charlen_type instead of int.
2007-05-27  Janne Blomqvist  <jb@gcc.gnu.org>

	* runtime/string.c (compare0): Use gfc_charlen_type instead of int.
	(fstrlen): Likewise.
	(find_option): Likewise.
	(fstrcpy): Use gfc_charlen_type instead of int, return length.
	(cf_strcpy): Likewise.
	* libgfortran.h: Change string prototypes to use gfc_charlen_type.
	* io/open.c (new_unit): Use snprintf if available.
	* io/list_read.c (nml_touch_nodes): Use memcpy instead of strcpy/strcat.
	(nml_read_obj): Likewise.
	* io/transfer.c (st_set_nml_var): Likewise.
	* io/write.c (output_float): Use snprintf if available.
	(nml_write_obj) Use memcpy instead of strcpy/strcat.

From-SVN: r125100
2007-05-27 00:15:22 +03:00
Jerry DeLisle 853c0ad7f0 transfer.c (unformatted_read): Use size from front end eliminating use of size_from_real_kind.
2007-05-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* io/transfer.c (unformatted_read): Use size from front end eliminating
	use of size_from_real_kind. (unformatted_write): Ditto.

From-SVN: r125064
2007-05-25 17:41:17 +00:00
Tobias Burnus 80bcbc8044 re PR libfortran/31915 (Failure with unf_io_convert_3.f90)
2007-05-15  Tobias Burnus  <burnus@net-b.de>

        PR libfortran/31915
        * io/transfer.c (unformatted_read): Use proper size for real(10).
          (unformatted_write): Ditto.

From-SVN: r124741
2007-05-15 12:16:46 +02:00
Jerry DeLisle cb13c28858 re PR fortran/31201 (Too large unit number generates wrong code)
2007-05-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/31201
	* runtime/error.c (runtime_error_at): New function.
	(generate_error): Export this function.
	* gfortran.map: Add _gfortran_generate_error and
	_gfortran_runtime_error_at.
	* libgfortran.h: Add comment to reference error codes in front end.
	(library_start): Locate prototype with library_end macro and add
	a new comment.  Add prototype for runtime_error_at. Export prototype for
	generate_error.
	* io/lock.c (library_start): Fix check for error condition.
	* io/transfer.c (data_transfer_init): Add library check.

From-SVN: r124479
2007-05-06 22:28:31 +00:00
Francois-Xavier Coudert e50443368c re PR libfortran/31210 (I/O of string with (non-constant) zero length)
PR libfortran/31210
	* io/transfer.c (transfer_character): Avoid passing a NULL
	pointer as source to the transfer routines, if the string length
	is zero.

From-SVN: r124428
2007-05-04 15:14:07 +00:00
Jerry DeLisle d10fb73e91 re PR libfortran/31501 (libgfortran internal unit I/O performance issues)
2007-04-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/31501
	* io/list_read.c (next_char): Fix whitespace.
	* io/io.h: Remove prototypes and define macros for is_array_io,
	is_stream_io, and is_internal_unit.
	* io/unit.c (is_array_io), (is_internal_unit), (is_stream_io): Delete
	these functions.
	* io/transfer.c (read_sf): Change handling of internal_unit to make a
	single call to salloc_r and use memcpy to transfer the data.

From-SVN: r124266
2007-04-28 23:23:35 +00:00
Jerry DeLisle 16d962d92c re PR libfortran/31532 (INQUIRE(...,POSITION=...) not standard conforming)
2007-04-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/31532
	* io/file_pos.c (st_backspace): Set flags.position for end of file
	condition and use new function update_position.
	(st_endfile): Use new function update_position.
	* io/io.h: Add prototype for new function.
	* io/inquire.c (inquire_via_unit): If not direct access, set NEXTREC
	to zero.
	* io/unit.c (update_position): New function to update position info
	used by inquire.
	* io/transfer.c (next_record): Fix typo and use new function.

From-SVN: r124252
2007-04-28 02:03:21 +00:00
Thomas Koenig e08e57d0c5 re PR fortran/31618 ([4.2, 4.1 only] backspace intrinsic is not working on an unformatted file)
2007-04-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/31618
	* io/transfer.c (read_block_direct):  Instead of calling us_read,
	set dtp->u.p.current_unit->current_record = 0 so that pre_position
	will read the record marker.
	(data_transfer_init):  For different error conditions, call
	generate_error, then return.

2007-04-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/31618
	* gfortran.dg/backspace_8.f:  New test case.

From-SVN: r124079
2007-04-23 19:43:54 +00:00
Jerry DeLisle 08f9246a45 re PR libfortran/31052 ([4.2 only] Bad IOSTAT values when readings NAMELISTs past EOF)
2007-04-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31052
	* io/open.c (test_endfile): Delete this function.
	(edit_modes): Delete call to test_endfile.
	(new_unit): Likewise.
	* io/io.h: Delete prototype for test_endfile.
	* io/transfer.c (next_record_r): Remove use of test_endfile.
	(st_read):  Add test for end file condition and adjust status.

From-SVN: r123403
2007-04-01 17:32:20 +00:00
Jerry DeLisle 138469296c re PR fortran/31366 ([4.2 only] Last record truncated for read after short write, direct access file)
2007-04-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31366
	* io/transfer.c (read_block_direct): Do not generate error when reading
	past EOF on a short record that is less than the RECL= specified.
	
2007-04-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31207
	* io/unit.c (close_unit_1): If there are bytes previously written from
	ADVANCE="no", move to the end before closing.

From-SVN: r123401
2007-04-01 15:23:48 +00:00
Jerry DeLisle f70ddc12ec re PR libfortran/31052 ([4.2 only] Bad IOSTAT values when readings NAMELISTs past EOF)
2007-03-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31052
	* io/transfer.c (next_record_r): Do not call test_endfile if in namelist
	mode.

From-SVN: r123284
2007-03-28 00:19:39 +00:00
Jerry DeLisle beb6a65e75 re PR fortran/31199 (write with "t1" + nonadvancing transfer format gives wrong output)
2007-03-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31199
	*io/io.h: Add saved_pos to gfc_unit structure.
	*io/open.c (new_unit): Initialize saved_pos.
	*io/transfer.c (data_transfer_init): Set max_pos to value in saved_pos.
	(next_record_w): Fix whitespace.
	(finalze_transfer): Calculate max_pos for ADVANCE="no" and save it for
	later use.  If not ADVANCE="no" set saved_pos to zero.

From-SVN: r123205
2007-03-26 03:23:15 +00:00
Jerry DeLisle 9a7b6ea727 re PR libfortran/31052 ([4.2 only] Bad IOSTAT values when readings NAMELISTs past EOF)
2007-03-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31052
	* file_pos.c: Update Copyright year.
	* io/open.c (test_endfile): Restore test_endfile to fix SPEC regression.
	Update Copyright year.
	* io/io.h: Same.
	* io/unix.c (is_special): Add missing type for this function.
	Update Copyright year.
	* io/transfer.c (next_record_r): Restore test_endfile.
	(st_read): Fix whitespace.  Update Copyright year

From-SVN: r123139
2007-03-23 00:13:19 +00:00
Jerry DeLisle 7ab8aa3620 re PR libfortran/31052 ([4.2 only] Bad IOSTAT values when readings NAMELISTs past EOF)
2007-03-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31052
	* io/file_position (st_rewind): Fix comments. Remove use of
	test_endfile. Don't seek if already at 0 position.  Use new is_special
	function to set endfile state.
	* io/open.c (test_endfile): Delete this function.
	* io/io.h: Delete prototype for test_endfile.  Add prototype
	for is_special.
	* io/unix.c (is_special): New function. Fix whitespace.
	* io/transfer.c (next_record_r): Remove use of test_endfile.

From-SVN: r123038
2007-03-18 18:13:50 +00:00
Jerry DeLisle 22cbc70726 re PR fortran/31051 ([4.2 Only] gfortran bug with x and t format descriptors.)
2007-03-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31051
	* io/transfer.c (formatted_transfer_scalar): Adjust position for pending
	spaces when in writing mode.  Clean up some formatting.

From-SVN: r122940
2007-03-15 01:25:27 +00:00
Jerry DeLisle f4072316a3 re PR libfortran/31099 (Runtime error on legal code using RECL)
2007-03-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31099
	* io/open.c (new_unit): Initialize bytes_left and recl_subrecord.
	* io/transfer.c (next_record_w): Set bytes left to record length for
	sequential unformatted I/O.
	(next_record_r): Ditto.
	(read_block_direct): Fix test for exceeding bytes_left.

From-SVN: r122763
2007-03-09 21:51:39 +00:00
Paul Thomas d4feb3d31a re PR fortran/30284 ([4.1 only] ICE in gfc_add_modify with internal reads)
2007-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30284
	PR fortran/30626
	* trans-expr.c (gfc_conv_aliased_arg): Remove static attribute
	from function and make sure that substring lengths are
	translated.
	(is_aliased_array): Remove static attribute.
	* trans.c : Add prototypes for gfc_conv_aliased_arg and
	is_aliased_array.
	* trans-io.c (set_internal_unit): Add the post block to the
	arguments of the function.  Use is_aliased_array to check if
	temporary is needed; if so call gfc_conv_aliased_arg.
	(build_dt): Pass the post block to set_internal_unit and
	add to the block after all io activiy is done.

2007-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30284
	PR fortran/30626
	* io/transfer.c (init_loop_spec, next_array_record): Change to
	lbound rather than unity base.

2007-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30284
	* gfortran.dg/arrayio_11.f90.f90: New test.

	PR fortran/30626
	* gfortran.dg/arrayio_12.f90.f90: New test.

From-SVN: r121500
2007-02-02 12:35:57 +00:00
Jerry DeLisle cf79465213 re PR libfortran/30014 (INQUIRE (iolength = xx) limited to kind=4)
2006-12-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30014
	*io/io.h (st_parameter_dt): Change *size and *iolength type to
	GFC_IO_INT.
	*io/transfer.c (finalize_transfer): Cast dtp->u.p.size_used to
	GFC_IO_INT.  (iolength_transfer): Cast size * nelems to GFC_IO_INT.

From-SVN: r120234
2006-12-28 01:40:23 +00:00
Jerry DeLisle 87cd572dee re PR fortran/30145 (Fortran 90: write statement fails to ignore zero-sized array...)
2006-12-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/30145
	* io/transfer.c (transfer_array):  Check for negative extent.

From-SVN: r119942
2006-12-15 19:54:52 +00:00
Thomas Koenig b4c811bd14 re PR libfortran/30009 ([4.1 only] Unformatted reads exceeding storage units gives EOF instead of ERR)
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
2006-12-06 19:25:44 +00:00
Thomas Koenig 07b3bbf200 re PR libfortran/29568 (implement unformatted files with subrecords (Intel style))
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
2006-12-01 21:04:38 +00:00
Jerry DeLisle b0c6db58ad io.h (unit_flags): Add new flag has_recl.
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
2006-11-22 07:32:09 +00:00
Jerry DeLisle 54938c1127 re PR fortran/29752 (write(*,*,advance='NO'), READ(): Data not flushed)
2006-11-08  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/29752
	* io/transfer.c (finalize_transfer): Flush on ADVANCE_NO.

From-SVN: r118611
2006-11-09 03:03:40 +00:00
Jerry DeLisle d5fe3b0ea9 transfer.c (next_record_w): Fix indentation.
2006-11-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* io/transfer.c (next_record_w): Fix indentation.

From-SVN: r118508
2006-11-05 17:54:17 +00:00
Jerry DeLisle 97cd182da7 re PR libfortran/25545 (internal file and dollar edit descriptor)
2006-11-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/25545
	* io/transfer.c (write_block): Cleanup code paths between
	stream and non-stream I/O.
	(write_buf):  Cleanup.
	(read_block): Cleanup.
	(finalize_transfer): Call next_record for '$' edit descriptor handling
	of internal unit. Cleanup code for readability.

From-SVN: r118506
2006-11-05 17:35:30 +00:00
Thomas Koenig 8a7f7fb6de re PR libfortran/29627 ([4.1 only] partial unformatted reads shouldn't succeed)
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
2006-10-31 20:58:26 +00:00
Tobias Burnus 751748ff5a re PR fortran/29625 (Octal edit descriptors allow real variables, even with -std=f95)
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
2006-10-28 23:05:42 +02:00
Tobias Burnus 8b6dba81f0 in_pack.m4: Fixed a typo.
2006-10-16  Tobias Burnus  <burnus@net-b.de>

        * m4/in_pack.m4: Fixed a typo.
        * m4/iforeach.m4: Fixed a typo.
        * m4/eoshift1.m4: Fixed a typo.
        * m4/eoshift3.m4: Fixed a typo.
        * m4/cshift1.m4: Fixed a typo.
        * m4/in_unpack.m4: Fixed a typo.
        * m4/reshape.m4: Fixed a typo.
        * m4/ifunction.m4: Fixed a typo.
        * runtime/environ.c: Fixed a typo.
        * runtime/in_pack_generic.c: Fixed a typo.
        * runtime/in_unpack_generic.c: Fixed a typo.
        * runtime/memory.c: Fixed a typo.
        * intrinsics/cshift0.c: Fixed a typo.
        * intrinsics/cpu_time.c: Fixed a typo.
        * intrinsics/pack_generic.c: Fixed a typo.
        * intrinsics/unpack_generic.c: Fixed a typo.
        * intrinsics/eoshift0.c: Fixed a typo.
        * intrinsics/eoshift2.c: Fixed a typo.
        * intrinsics/reshape_generic.c: Fixed a typo.
        * io/open.c: Fixed a typo.
        * io/list_read.c: Fixed a typo.
        * io/io.h: Fixed a typo.
        * io/transfer.c: Fixed a typo.
        * io/write.c: Fixed a typo.

From-SVN: r117857
2006-10-18 19:17:49 +02:00
Jerry DeLisle 09861cbee6 re PR fortran/29277 (Formated stream output: Translate "\n" / achar(10) into "\r\n" on some platforms)
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
2006-10-18 04:04:07 +00:00
Jerry DeLisle 701306112e re PR fortran/29053 (Consecutive STREAM I/O file positions mixed up)
2006-09-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/29053
	* io.h (gfc_unit): Add variable, strm_pos, to track
	STREAM I/O file position.
	* file_pos.c (st_rewind): Set strm_pos to beginning.
	* open.c (new_unit): Initialize strm_pos.
	* read.c (read_x): Bump strm_pos.
	* inquire.c (inquire_via_unit): Return strm_pos value.
	* transfer.c (read_block),(read_block_direct),(write_block)
	(write_buf): Seek to strm_pos - 1.  Update strm_pos when done.
	(pre_position): Initialize strm_pos.
	(data_transfer_init): Set strm_pos if DT_HAS_REC.
	(finalize_transfer): Flush file, no need to update strm_pos.

From-SVN: r116970
2006-09-15 13:16:15 +00:00
Jerry DeLisle 91b30ee5b9 re PR fortran/25828 ([f2003] ACCESS='STREAM' io support)
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
2006-08-15 23:06:44 +00:00
Janne Blomqvist 6097a89729 transfer.c (transfer_array): Remove stride0 fix.
2006-07-30  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/transfer.c (transfer_array): Remove stride0 fix.

From-SVN: r115818
2006-07-30 13:23:26 +03:00
Jerry DeLisle 397bc09a65 re PR fortran/28339 (gfortran misses a record from a format statement)
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
2006-07-22 03:14:27 +00:00
Jerry DeLisle 2e4444278c re PR libfortran/27704 (Incorrect runtime error on multiple OPEN)
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
2006-07-04 01:36:31 +00:00
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
Francois-Xavier Coudert 2f06ccc69e re PR libfortran/16436 (gfortran TL edit descriptor failure - test f77-edit-t-in.f)
PR libfortran/16436
	* io/transfer.c (read_sf): Correct updating of bytes_left field.
	(formatted_transfer): Correct updating of bytes_left field and
	reformatting code (comments and whitespace).
	* io/unix.c (move_pos_offset): "active" field should not be
	changed here. Whitespace corrections.
	* gfortran.dg/g77/f77-edit-t-in.f: Not XFAIL-ed any more.

From-SVN: r101100
2005-06-16 22:13:26 +00:00
Francois-Xavier Coudert c9330b0331 re PR libfortran/20006 ($ format extension doesn't work)
PR libfortran/20006
	* io.c (format_item_1): Add check and extension warning for
	$ edit descriptor.
	* io/format.c (parse_format_list): Set repeat count of $ format
	node to 1.
	* io/transfer.c (read_sf): Add g.seen_dollar to the test
	concerning advancing I/O.
	(data_transfer_init): Likewise.
	(finalize_transfer): Likewise.

From-SVN: r100314
2005-05-29 12:22:49 +00:00
Andreas Jaeger 8f2a14065c configure.ac: Add additional warning flags.
* configure.ac: Add additional warning flags.
	* configure: Regenerate.

	* io/write.c (calculate_G_format): Remove unused parameter.
	(output_float): Remove unused parameter.
	(write_float): Change callers.
	(nml_write_obj): Avoid signed warning.
	Make variable const to support -Wwrite-strings.

	* io/unix.c (fd_alloc, mmap_open, mmap_sfree, mem_sfree,
	mem_truncate): Mark argument as unused.

	* io/unit.c (get_unit): Mark argument as unused.
	(init_units): Avoid warning about signed comparision.

	* io/transfer.c (next_record_r): Remove unused parameter.
	(next_record_w): Remove unused parameter.
	(next_record): Change callers.
	(iolength_transfer): Mark arguments as unused.

	* io/open.c: Add initializer.

	* io/list_read.c (read_character): Mark argument as unused.
	(nml_match_name): Add const to make compile with -Wwrite-strings.

	* io/format.c: Add initializer.

From-SVN: r99839
2005-05-17 18:54:58 +02:00
Andreas Jaeger 944e86ee09 unit.c (is_internal_unit): Add void as parameter list.
* io/unit.c (is_internal_unit): Add void as parameter list.

	* io/transfer.c: Move prototype declarations before the functions.

From-SVN: r99721
2005-05-15 15:25:19 +02:00
Andreas Jaeger 420aa7b82c Remove extra whitespace.
From-SVN: r99720
2005-05-15 14:49:45 +02:00
Andreas Jaeger 4b6903ec2f normalize.c (almostone_r4, [...]): Fix parameter list.
* runtime/normalize.c (almostone_r4, almostone_r8): Fix parameter
	list.

	* intrinsics/random.c (KISS_DEFAULT_SEED): Remove extra semicolon.

	* io/transfer.c: Do not use empty initializers for global objects.
	Add missing initializers.

	* io/lock.c: Do not use empty initializers for global objects.

	* io/close.c: Add missing initializers.

	* runtime/environ.c: Add missing initializers. Do not use empty
	initializers for global object.
	(init_string): Mark argument as unused.

	* runtime/main.c (cleanup): Fix parameter list.

	* io/io.h: Fix parameter lists.

	* m4/transpose.m4, m4/matmul.m4: Fix pointer cast to avoid
	warning.

	* generated/transpose_c4.c, generated/transpose_c8.c,
	generated/transpose_i4.c, generated/transpose_i8.c,
	generated/matmul_c4.c, generated/matmul_c8.c,
	generated/matmul_i4.c, generated/matmul_i8.c,
	generated/matmul_r4.c, generated/matmul_r8.c: Regenerated.

	* io/write.c (nml_write_obj): Fix 64-bit problem.

	* io/list_read.c (nml_get_obj_data): Add missing braces around
	initializer to avoid warnings.

	* intrinsics/etime.c (etime_sub): Remove unused variable.

From-SVN: r99719
2005-05-15 14:44:42 +02:00
Paul Thomas 29dc5138c3 re PR fortran/17472 ([4.0 only] namelist does not handle arrays)
-------------------------------------------------------------------

From-SVN: r98287
2005-04-17 20:09:37 +00:00
Thomas Koenig 59afe4b424 [multiple changes]
2005-04-10  Thomas Koenig <Thomas.Koenig@online.de>

        PR libfortran/17992
        PR libfortran/19568
        PR libfortran/19595
        PR libfortran/20005
        PR libfortran/20092
        PR libfortran/20131
        PR libfortran/20138
        PR libfortran/20661
        PR libfortran/20744
        * io/transfer.c (top level): eor_condition: New static variable.
        (read_sf): Remove unnecessary zeroing of buffer (there is enough
        information in its length).
        Return a string of length 0 (to be padded by caller) if EOR was
        seen previously.
        Remove erroneous special casing of EOR for standard input.
        Set eor_condition for non-advancing I/O if an end of line was
        detected.
        Increment ioparm.size if necessary.
        (formatted_transfer):  Skip the function if there is an EOR condition.
        (data_transfer_init):  Initialize eor_condition to zero (false).
        (next_record_r):  Clear sf_seen_eor if a \n has been seen already.
        (finalize_transfer):  If there is an EOR condition, raise the error.

2005-04-10   Thomas Koenig  <Thomas.Koenig@online.de>

        * eor_handling_1.f90: New test case.
        * eor_handling_2.f90: New test case.
        * eor_handling_3.f90: New test case.
        * eor_handling_4.f90: New test case.
        * eor_handling_5.f90: New test case.
        * noadv_size.f90: New test case.
        * pad_no.f90: New test case.

From-SVN: r97943
2005-04-10 08:35:39 +00:00
Bud Davis 48248fa771 re PR libfortran/19872 ([4.0 only] closed and re-opened file not overwriten)
PR fortran/19872
* io/transfer.c (data_transfer_init): truncate an existing
  file on the first write.

Co-Authored-By: Steven G. Kargl <kargls@comcast.net>

From-SVN: r97937
2005-04-10 03:43:09 +00:00
Francois-Xavier Coudert 14fd645e24 re PR libfortran/20660 (INQUIRE incorrectly reports the existence of UNITS)
PR libfortran/20660
    * io/inquire.c (inquire_via_unit): Non-opened units should still be
    reported by an INQUIRE statement as existing.
    * io/transfer.c (data_transfer_init): Never accept negative units.

    PR libfortran/20660
    * gfortran.dg/negative_unit.f: New test.

From-SVN: r97326
2005-03-31 15:30:06 +00:00
Francois-Xavier Coudert 94887ef478 re PR libfortran/19678 (DOS files don't work for list directed input)
PR libfortran/19678
        PR libfortran/19679
        * gfortran.dg/dos_eol.f: New test.

        PR libfortran/19678
        * list_read.c (next_char, eat_separator, finish_separator, read_real)
        (namelist_read): Add support for '\r' as well as '\n' as EOL
        character.

        PR libfortran/19679
        * list_read.c (read_sf): Add a '\r' in a test to support DOS
        line-endings when line length is exceeded.

From-SVN: r97041
2005-03-25 13:35:29 +00:00
Bud Davis ec88bf8bb7 [multiple changes]
2004-02-21  Bud Davis  <bdavis@gfortran.org>

        PR fortran/20086
        * io/transfer.c (write_constant_string): accept an 'h' as
        the start of a hollerith format string.

2005-02-21  Bud Davis  <bdavis9659@comcast.net>

        PR fortran/20086
        * gfortran.dg/pr20086.f90: New test.

From-SVN: r95379
2005-02-22 03:26:25 +00:00