changelog

gcc-fortran,linux使用fortran的编译软件。很好用的。

2006-02-28  Release Manager

	* GCC 4.1.0 released.

2006-02-19  Roger Sayle  <[e-mail]>

	* configure.ac (CFLAGS): Update to include -std=gnu99 so that
	the configure tests will be run with the same environment as
	used to compile the libgfortran source code.
	* configure: Regenerate.

2006-02-14  Janne Blomqvist  <[e-mail]>

	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.

2006-02-14  Rainer Orth  <[e-mail]>

	PR libfortran/15234: Backport from mainline

2006-01-02  Paolo Bonzini  <[e-mail]>

        PR target/25259
        * configure.ac: Use GCC_HEADER_STDINT.
        * libgfortran.h: Include gstdint.h.
        * aclocal.m4: Regenerate.
        * configure: Regenerate.

2006-02-14  Francois-Xavier Coudert  <[e-mail]>

	PR libfortran/24685
	* io/write.c (write_real): Widen the default format for real(10)
	variables output.

2006-02-14  Francois-Xavier Coudert  <[e-mail]>

	PR libfortran/25425
	* libgfortran.h: Add pedantic field to compile_options struct.
	* io/write.c (calculate_G_format): Depending on the standard,
	choose E or F format for list-directed output of 0.0.
	* runtime/error.c (notify_std): Make warning and error dependent
	on pedanticity.
	* runtime/compile_options.c (set_std): Use new pedantic argument.

2006-02-08  Thomas Koenig  <[e-mail]>

	PR libfortran/23815
	* runtime/environ.c (init_unformatted):  Add GFORTRAN_CONVERT_UNIT
	environment variable.
	(top level):  Add defines, type and static variables for
	GFORTRAN_CONVERT_UNIT handling.
	(search_unit):  New function.
	(match_word): New function.
	(match_integer): New function.
	(next_token): New function.
	(push_token): New function.
	(mark_single): New function.
	(mark_range): New funciton.
	(do_parse): New function.
	(init_unformatted): New function.
	(get_unformatted_convert): New function.
	* runtime/compile_options.c:  Add set_convert().
	* libgfortran.h:  Add convert to compile_options_t.
	* io/open.c (st_open): Call get_unformatted_convert to get
	unit default; if CONVERT_NONE is returned, check for
	the presence of a CONVERT specifier and use it.
	As default, use compile_options.convert.
	* io/io.h (top level): Add CONVERT_NONE to unit_convert, to signal
	"nothing has been set".
	(top level): Add prototype for get_unformatted_convert.

2006-02-07  Dale Ranta  <[e-mail]>

	PR fortran/25577
	* intrinsics/mvbits.c: Shift '(TYPE)1' type when building 'lenmask'.

2006-02-07  Rainer Emrich <[e-mail]>

	* intrinsics/c99_functions.c: Work around incompatible
	declarations of cabs{,f,l} on pre-C99 IRIX systems.

2006-01-28  Jerry DeLisle  <[e-mail]>

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

2006-01-20  Jerry DeLisle  <[e-mail]>

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

2006-01-17  Jerry DeLisle  <[e-mail]>

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

2006-01-16  Roger Sayle  <[e-mail]>

	* intrinsics/c99_functions.c: Add function prototypes to avoid
	warnings from -Wstrict-prototypes -Wmissing-prototypes.  On Tru64
	work around a brain-dead libm by redirecting calls to cabs{,f,l}
	to a local __gfc_cabs{,f,l}.

2006-01-11  Janne Blomqvist  <[e-mail]>

        * configure.ac: Remove check for sys/mman.h.
        * configure: Regenerated.
        * Makefile.in: Regenerated.
        * config.h.in: Regenerated.
        * aclocal.m4: Regenerated.

2006-01-07  Jerry DeLisle  <[e-mail]>

	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.

2005-12-31  Jerry DeLisle  <[e-mail]>

	PR libgfortran/25594
	PR libgfortran/25419
	* io/list_read.c (list_formatted_read_scalar): Test for comma to return
	a null value (default). Revert patch of 25419 on 2005-12-28.

2005-12-31  Jerry DeLisle  <[e-mail]>

	PR libgfortran/25550
	* io/file_pos.c (st_rewind): Reset bytes left so no error occurs in
	next_record_r.

2005-12-31  Jerry DeLisle  <[e-mail]>

	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.

2005-12-22  Jerry DeLisle  <[e-mail]>

	PR libgfortran/25307
	* io/list_read.c (next_char): Handle end-of-file conditions for
	internal units and add support for internal character array units.

2005-12-20  Jerry DeLisle  <[e-mail]>

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

2005-12-17  Jerry DeLisle  <[e-mail]>

	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.

2005-12-16  Jerry DeLisle  <[e-mail]>

	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.

2005-12-13  Thomas Koenig  <[e-mail]>

	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().

2005-12-13  Jakub Jelinek  <[e-mail]>

	PR libfortran/24991
	* acinclude.m4: Include acx.m4 and no-executables.m4.
	* configure.ac: Add GCC_TOPLEVEL_SUBDIRS.
	* configure: Rebuilt.
	* Makefile.am (AM_CPPFLAGS): Use $(host_subdir) in build dir
	path.
	* Makefile.in: Rebuilt.

2005-12-09  Francois-Xavier Coudert  <[e-mail]>

	PR libfortran/25116
	* io/transfer.c (data_transfer_init): Don't set the default for
	namelist I/O on preconnected files to UNFORMATTED.

2005-12-04  Francois-Xavier Coudert  <[e-mail]>

	* io/format.c: Removing unused code.
	* intrinsics/random.c: Likewise.

2005-12-02  Francois-Xavier Coudert  <[e-mail]>

	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.

2005-12-01  Steven G. Kargl  <[e-mail]>

	PR libgfortran/25149
	* intrinsics/abort.c: Add external abort_ to allow linking when 
	invoking -std=f95 in testsuite.

2005-11-30  Eric Botcazou  <[e-mail]>

	* libgfortran.h (ILP32 typedefs): Define _UINT8_T, _UINT32_T and
	_UINT64_T on Solaris.

2005-11-29  Jerry DeLisle  <[e-mail]>

	PR libgfortran/25109
	* io/unit.c (init_units): Set default flag to BLANK_NULL per
	requirement of F95 standard.  Set PAD_YES for stdin.

2005-11-29  David Edelsohn  <[e-mail]>

	* intrinsics/random.c: Include config.h
	* io/size_from_kind.c: Include config.h and libgfortran.h
	* io/io.h: Revert 2005-11-25 change.

2005-11-28  Jakub Jelinek  <[e-mail]>

	PR libfortran/24991
	* acinclude.m4 (LIBGFOR_CHECK_PRAGMA_WEAK): Rename to...
	(LIBGFOR_GTHREAD_WEAK): ... this.  Define SUPPORTS_WEAK rather
	than HAVE_PRAGMA_WEAK.  Define GTHREAD_USE_WEAK to 0 on hosts
	that shouldn't use weak in gthr.h.
	* configure.ac: Use LIBGFOR_GTHREAD_WEAK instead of
	LIBGFOR_CHECK_PRAGMA_WEAK.
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* io/io.h (SUPPORTS_WEAK): Don't define here.

	* intrinsics/ftell.c (ftell, FTELL_SUB): Add unlock_unit call.
	* intrinsics/fget.c (fgetc, fputs): Likewise.
	* intrinsics/tty.c (ttynam): Likewise.

2005-11-26  Richard Henderson  <[e-mail]>

	* io/list_read.c (nml_parse_qualifier): Use ssize_t instead of int
	in dtp->u.p.value.

2005-11-26  Janne Blomqvist  <[e-mail]>

	PR libgfortran/24945
	* io/open.c (edit_modes): Check for STATUS_UNKNOWN flag.
	
2005-11-25  Richard Henderson  <[e-mail]>

        * io/list_read.c (nml_parse_qualifier): Use memcpy to extract
        values from dtp->u.p.value.
        * io/io.h (struct st_parameter_dt): Change reversion_flag, first_item,
        seen_dollar, sf_seen_eor, eor_condition, no_leading_blank, char_flag,
        input_complete, at_eol, comma_flag, namelist_mode, nml_read_error to
        single-bit fields.  Move value to where it'll be at least pointer
        aligned.

2005-11-25  David Edelsohn  <[e-mail]>

        * io/io.h (_LARGE_FILES): Undefine for AIX.
        (_LARGE_FILE_API): Define for AIX.

2005-11-23  Alan Modra  <[e-mail]>

	* io/open.c (new_unit): Use the right unit number when checking
	for stdin, stdout, stderr.

2005-11-22  Jerry DeLisle  <[e-mail]>

	PR libgfortran/24794
	* io/list_read.c (read_character): Add auto completion on short
	namelist reads.

2005-11-21  Jakub Jelinek  <[e-mail]>

	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.