Commit Graph

571 Commits

Author SHA1 Message Date
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
Francois-Xavier Coudert
29e86cb09c re PR libfortran/31335 (Calls lstat(), stat() and fstat() in libgfortran should be protected by autoconf HAVE_{L,,F}STAT macros)
PR libfortran/31335
	* intrinsics/stat.c: Only provide STAT and FSTAT library routines
	if stat() and fstat() library functions are available. When lstat()
	is not available, use stat() instead.
	* configure.ac: Add checks for stat, fstat and lstat.
	* configure: Regenerate.
	* config.h.in: Regenerate.

From-SVN: r123388
2007-03-31 19:41:11 +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
2ff0a77e97 Fix date in entry.
From-SVN: r123206
2007-03-26 03:26:51 +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
Thomas Koenig
cc41ec4ebc re PR fortran/31196 ([4.1 only] wrong code generated with RESHAPE/TRANSPOSE)
2007-03-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/31196
	* intrinsics/reshape_generic.c (reshape_internal):  Increment
	correct variable.

2007-03-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/31196
	* gfortran.dg/reshape_transpose_1.f90:  New test.

From-SVN: r123195
2007-03-25 08:29:10 +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
Francois-Xavier Coudert
7f483eece3 configure.ac: Add missing check for gettimeofday.
* configure.ac: Add missing check for gettimeofday.
	* config.h.in: Renegerate.
	* configure: Regenerate.

From-SVN: r123094
2007-03-20 23:09:39 +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
David Edelsohn
b24e9b3902 * runtime/main.c: Include "config.h" first.
From-SVN: r122994
2007-03-16 11:50:19 -04:00
Jerry DeLisle
b746fc0e8c re PR libfortran/31099 (Runtime error on legal code using RECL)
2007-03-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/31099
	* io/file_pos.c (st_rewind): Don't set bytes_left to zero.

From-SVN: r122970
2007-03-16 00:41:36 +00:00
Francois-Xavier Coudert
868d75dbdc gfortran.h (gfc_option_t): Add flag_backtrace field.
* gfortran.h (gfc_option_t): Add flag_backtrace field.
	* lang.opt: Add -fbacktrace option.
	* invoke.texi: Document the new option.
	* trans-decl.c (gfc_build_builtin_function_decls): Add new
	option to the call to set_std.
	* options.c (gfc_init_options, gfc_handle_option): Handle the
	new option.

	* runtime/backtrace.c: New file.
	* runtime/environ.c (variable_table): New GFORTRAN_ERROR_BACKTRACE
	environment variable.
	* runtime/compile_options.c (set_std): Add new argument.
	* runtime/main.c (store_exe_path, full_exe_path): New functions.
	* runtime/error.c (sys_exit): Add call to show_backtrace.
	* libgfortran.h (options_t): New backtrace field.
	(store_exe_path, full_exe_path, show_backtrace): New prototypes.
	* configure.ac: Add checks for execinfo.h, execvp, pipe, dup2,
	close, fdopen, strcasestr, getrlimit, backtrace, backtrace_symbols
	and getppid.
	* Makefile.am: Add runtime/backtrace.c.
	* fmain.c (main): Add call to store_exe_path.
	* Makefile.in: Renegerate.
	* config.h.in: Renegerate.
	* configure: Regenerate.

From-SVN: r122954
2007-03-15 12:39:47 +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
Thomas Koenig
adea5e16e4 re PR libfortran/30690 ([4.2, 4.1 only] Clean up m4 files)
2007-03-14  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30690
	* all.m4: Quote everything, except for m4 macros.
	* any.m4: Likewise.
	* count.m4: Likewise.
	* cshift1.m4: Likewise.
	* eoshift1.m4: Likewise.
	* eoshift3.m4: Likewise.
	* exponent.m4: Likewise.
	* fraction.m4: Likewise.
	* in_pack.m4: Likewise.
	* in_unpack.m4: Likewise.
	* matmul.m4: Likewise.
	* matmull.m4: Likewise.
	* nearest.m4: Likewise.
	* pow.m4: Likewise.
	* product.m4: Likewise.
	* reshape.m4: Likewise.
	* rrspacing.m4: Likewise.
	* set_exponent.m4: Likewise.
	* shape.m4: Likewise.
	* spacing.m4: Likewise.
	* transpose.m4: Likewise.

From-SVN: r122927
2007-03-14 19:26:38 +00:00
Jakub Jelinek
d70d13acb5 unix.c (regular_file): For ACTION_UNSPECIFIED retry with O_RDONLY even if errno is EROFS.
* io/unix.c (regular_file): For ACTION_UNSPECIFIED retry with
	O_RDONLY even if errno is EROFS.

From-SVN: r122914
2007-03-14 13:14:58 +01:00
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
Daniel Franke
02330e1953 re PR fortran/30947 (intrinsic: ALARM)
2007-03-08  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/30947
        * intrinsics/signal.c (alarm_sub_int): Avoid SEGFAULT with
        integer arguments.

From-SVN: r122716
2007-03-08 16:46:16 -05:00
Thomas Koenig
3d1f465aff re PR fortran/30981 ([4.1 only] a ** exp fails for integer exponents if exp is "-huge()-1" (endless loop))
2007-03-04  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30981
	* m4/pow_m4: Use appropriate unsigned int type for u.
	* generated/pow_c10_i16.c: Regenerated.
	* generated/pow_c10_i4.c: Regenerated.
	* generated/pow_c10_i8.c: Regenerated.
	* generated/pow_c16_i16.c: Regenerated.
	* generated/pow_c16_i4.c: Regenerated.
	* generated/pow_c16_i8.c: Regenerated.
	* generated/pow_c4_i16.c: Regenerated.
	* generated/pow_c4_i4.c: Regenerated.
	* generated/pow_c4_i8.c: Regenerated.
	* generated/pow_c8_i16.c: Regenerated.
	* generated/pow_c8_i4.c: Regenerated.
	* generated/pow_c8_i8.c: Regenerated.
	* generated/pow_i16_i16.c: Regenerated.
	* generated/pow_i16_i4.c: Regenerated.
	* generated/pow_i16_i8.c: Regenerated.
	* generated/pow_i4_i16.c: Regenerated.
	* generated/pow_i4_i4.c: Regenerated.
	* generated/pow_i4_i8.c: Regenerated.
	* generated/pow_i8_i16.c: Regenerated.
	* generated/pow_i8_i4.c: Regenerated.
	* generated/pow_i8_i8.c: Regenerated.
	* generated/pow_r10_i16.c: Regenerated.
	* generated/pow_r10_i4.c: Regenerated.
	* generated/pow_r10_i8.c: Regenerated.
	* generated/pow_r16_i16.c: Regenerated.
	* generated/pow_r16_i4.c: Regenerated.
	* generated/pow_r16_i8.c: Regenerated.
	* generated/pow_r4_i16.c: Regenerated.
	* generated/pow_r4_i4.c: Regenerated.
	* generated/pow_r4_i8.c: Regenerated.
	* generated/pow_r8_i16.c: Regenerated.
	* generated/pow_r8_i4.c: Regenerated.
	* generated/pow_r8_i8.c: Regenerated.
	
2007-03-04  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30981
	* gfortran.dg/integer_exponentiation_1.f90:  New test.

From-SVN: r122522
2007-03-04 08:03:34 +00:00
Francois-Xavier Coudert
42d53ef301 re PR libfortran/31001 ([4.1 only] PACK crashes on zero-sized arrays)
PR libfortran/31001

        * intrinsics/pack_generic.c (pack_internal): Add special checks
        for zero-sized arrays.

        * gfortran.dg/zero_sized_3.f90: New test.

From-SVN: r122507
2007-03-03 16:37:54 +00:00
Brooks Moses
e6e3b4b35e Makefile.am: Add dummy install-pdf target.
* Makefile.am: Add dummy install-pdf target.
* Makefile.in: Regenerate

From-SVN: r122446
2007-03-01 15:57:32 -08:00
Jerry DeLisle
4f8d744edb re PR libfortran/30918 (Failure to skip commented out NAMELIST)
2007-02-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30918
	* io/listread.c (namelist_read): Eat comment line.

From-SVN: r122307
2007-02-25 02:27:17 +00:00
Jerry DeLisle
9014618cb9 re PR fortran/30910 ([Regression 4.2, 4.3] Gfortran: ES format not quite right...)
2007-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30910
	* io/write.c (output_float): Add condition of format F only for
	special case rounding with zero precision.

From-SVN: r122250
2007-02-23 05:43:16 +00:00
Thomas Koenig
567c915b04 re PR libfortran/30533 ([4.1 only] minval, maxval missing for kind=1 and kind=2)
2007-02-19  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30533
	PR libfortran/30765
	* Makefile.am: Add $(srcdir) too all files in generated/.
	(i_maxloc0_c): Add maxloc0_4_i1.c, maxloc0_8_i1.c,
	maxloc0_16_i1.c, maxloc0_4_i2.c, maxloc0_8_i2.c and
	maxloc0_16_i2.c.
	(i_maxloc1_c): Add maxloc1_4_i1.c, maxloc1_8_i1.c,
	maxloc1_16_i1.c, maxloc1_4_i2.c, maxloc1_8_i2.c and
	maxloc1_16_i2.c.
	(i_maxval_c): Add maxval_i1.c and maxval_i2.c.
	(i_minloc0_c):  Add minloc0_4_i1.c, minloc0_8_i1.c,
	minloc0_16_i1.c, minloc0_4_i2.c, minloc0_8_i2.c and
	minloc0_16_i2.c.
	(i_minloc_1.c): Add minloc1_4_i1.c, minloc1_8_i1.c,
	minloc1_16_i1.c, minloc1_4_i2.c, minloc1_8_i2.c and
	minloc1_16_i2.c.
	(i_minval_c):  Add minval_i1.c and minval_i2.c.
	(i_sum_c):  Add sum_i1.c and sum_i2.c.
	(i_product_c):  Add product_i1.c and product_i2.c.
	(i_matmul_c):  Add matmul_i1.c and matmul_i2.c.
	(gfor_built_specific_src):  Remove $(srcdir) from target.
	(gfor_bulit_specific2_src):  Likewise.
	Makefile.in:  Regenerated.
	libgfortran.h:  Add GFC_INTEGER_1_HUGE and GFC_INTEGER_2_HUGE.
	Add gfc_array_i1 and gfc_array_i2.
	* generated/matmul_i1.c: New file.
	* generated/matmul_i2.c: New file.
	* generated/maxloc0_16_i1.c: New file.
	* generated/maxloc0_16_i2.c: New file.
	* generated/maxloc0_4_i1.c: New file.
	* generated/maxloc0_4_i2.c: New file.
	* generated/maxloc0_8_i1.c: New file.
	* generated/maxloc0_8_i2.c: New file.
	* generated/maxloc1_16_i1.c: New file.
	* generated/maxloc1_16_i2.c: New file.
	* generated/maxloc1_4_i1.c: New file.
	* generated/maxloc1_4_i2.c: New file.
	* generated/maxloc1_8_i1.c: New file.
	* generated/maxloc1_8_i2.c: New file.
	* generated/maxval_i1.c: New file.
	* generated/maxval_i2.c: New file.
	* generated/minloc0_16_i1.c: New file.
	* generated/minloc0_16_i2.c: New file.
	* generated/minloc0_4_i1.c: New file.
	* generated/minloc0_4_i2.c: New file.
	* generated/minloc0_8_i1.c: New file.
	* generated/minloc0_8_i2.c: New file.
	* generated/minloc1_16_i1.c: New file.
	* generated/minloc1_16_i2.c: New file.
	* generated/minloc1_4_i1.c: New file.
	* generated/minloc1_4_i2.c: New file.
	* generated/minloc1_8_i1.c: New file.
	* generated/minloc1_8_i2.c: New file.
	* generated/minval_i1.c: New file.
	* generated/minval_i2.c: New file.
	* generated/product_i1.c: New file.
	* generated/product_i2.c: New file.
	* generated/sum_i1.c: New file.
	* generated/sum_i2.c: New file.

2007-02-19  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30533
	* fortran/iresolve.c(gfc_resolve_maxloc):  Remove coercion of
	argument to default integer.
	(gfc_resolve_minloc):  Likewise.

2007-02-19  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30533
	* gfortran.dg/intrinsic_intkinds_1.f90:  New test.

From-SVN: r122137
2007-02-19 20:49:10 +00:00
Francois-Xavier Coudert
6eedbf0dce * runtime/memory.c (deallocate): Correct comment.
From-SVN: r122038
2007-02-16 10:07:00 +00:00
Thomas Koenig
2ccef0dd3a Makefile.am: Use $(M4) instead of m4.
2007-02-10  Thomas Koenig  <Thomas.Koenig@online.de>

	* Makefile.am:  Use $(M4) instead of m4.
	* Makefile.in:  Regenerate.

From-SVN: r121801
2007-02-10 19:44:15 +00:00
Thomas Koenig
7e10187c3a Makefile.am: Remove $(srcdir) from assorted targets in maintainer mode.
2007-02-10  Thomas Koenig  <Thomas.Koenig@online.de>

	* Makefile.am: Remove $(srcdir) from assorted targets
	in maintainer mode.
	* Makefile.in: Regenerate.

From-SVN: r121795
2007-02-10 13:47:14 +00:00
Tobias Burnus
8811602900 re PR fortran/30512 ([4.1 only] MAXVAL() incorrect for zero-size int arrays, and for -HUGE-1 maximum values.)
fortran/
2007-02-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/30512
        * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc,
	  gfc_conv_intrinsic_minmaxval): Use HUGE-1 for most negative integer.

testsuite/
2007-02-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/30512
        * gfortran.dg/maxlocval_1.f90: New test.

libgfortran/
2007-02-09  Thomas Koenig  <Thomas.Koenig@online.de>
	    Tobias Burnus  <burnus@net-b.de>

        PR fortran/30512
        * m4/iparm.m4: Use HUGE-1 for most negative integer.
	* generated/maxloc1_8_i4.c: Regenerate.
	* generated/maxloc0_8_i8.c: Regenerate.
	* generated/maxloc1_16_i4.c: Regenerate.
	* generated/maxloc0_16_i8.c: Regenerate.
	* generated/maxval_i4.c: Regenerate.
	* generated/maxloc1_4_i8.c: Regenerate.
	* generated/maxloc0_16_i16.c: Regenerate.
	* generated/maxloc1_4_i16.c: Regenerate.
	* generated/maxloc0_8_i16.c: Regenerate.
	* generated/maxloc0_4_i4.c: Regenerate.
	* generated/maxloc1_8_i8.c: Regenerate.
	* generated/maxloc0_8_i4.c: Regenerate.
	* generated/maxloc0_16_i4.c: Regenerate.
	* generated/maxloc1_16_i8.c: Regenerate.
	* generated/maxloc1_4_i4.c: Regenerate.
	* generated/maxval_i8.c: Regenerate.
	* generated/maxloc0_4_i16.c: Regenerate.
	* generated/maxloc1_8_i16.c: Regenerate.
	* generated/maxloc0_4_i8.c: Regenerate.
	* generated/maxloc1_16_i16.c: Regenerate.
	* generated/maxval_i16.c: Regenerate.

From-SVN: r121777
2007-02-09 22:56:06 +01:00
Francois-Xavier Coudert
a14fb6faeb re PR fortran/30611 ([4.1 only] Confusing error message for negative ncopies in REPEAT)
PR fortran/30611

	* trans-intrinsic.c (gfc_conv_intrinsic_repeat): Evaluate
	arguments only once. Generate check that NCOPIES argument is not
	negative.

	* intrinsics/string_intrinsics.c (string_repeat): Don't check
	if ncopies is negative.

	* gcc/testsuite/gfortran.dg/repeat_1.f90: New test.

From-SVN: r121581
2007-02-04 21:33:10 +00:00
Francois-Xavier Coudert
3075a4cd08 re PR libfortran/30007 (libgfortran doesn't build for sh-elf)
PR libfortran/30007
	* libgfortran.h: Do not prefix symbol name with
	__USER_LABEL_PREFIX__ when used in __attribute__((__alias__(...))).

From-SVN: r121569
2007-02-04 10:30:17 +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
François-Xavier Coudert
f64acab6ab * runtime/error.c: Include sys/time.h before sys/resource.h.
From-SVN: r121036
2007-01-21 21:04:53 +00:00
Thomas Koenig
bd9431157f re PR libfortran/30525 ([4.2, 4.1 only] character comparisons with padding)
2007-01-21  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30525
	* intrinsics/string_intrinsics.c(compare_string):  Make
	sure that comparisons are done unsigned.

2007-01-21  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30525
	* gfortran.dg/char_comparison_1.f:  New test.

From-SVN: r121035
2007-01-21 20:51:53 +00:00
Tobias Burnus
a63a095941 re PR libfortran/30015 ([4.1 only] Intrinsic date_and_time can go back in time)
2006-12-09  Tobias Burnus  <burnus@net-b.de>

        PR libfortran/30015
        * intrinsics/date_and_time.c (date_and_time): Fix case where time
          can go backwards.
        * configure.ac: Remove AC_TRY_RUN test for timezone in
          gettimeofday.
        * acinclude.m4: Ditto.
        * configure: Regenerate.
        * config.h.in: Regenerate.

From-SVN: r121033
2007-01-21 17:16:10 +01:00
Francois-Xavier Coudert
e6472bcede gfortran.h (gfc_options_t): Add flag_allow_leading_underscore.
* gfortran.h (gfc_options_t): Add flag_allow_leading_underscore.
	* lang.opt: Add -fallow-leading-underscore.
	* match.c (gfc_match_name): Allow leading underscore in symbol
	name if -fallow-leading-underscore is used.
	* symbol.c (gfc_get_default_type): Add special case for symbol
	names beginning with an underscore.
	* trans-decl.c (gfc_get_extern_function_decl,
	gfc_build_intrinsic_function_decls): Add _gfortran prefix to
	library symbols selected_int_kind, selected_real_kind and 
	all specifics.
	* options.c (gfc_init_options, gfc_handle_option): Handle the
	new -fallow-leading-underscore option.

	* m4/misc_specifics.m4: Add _gfortran prefix to specific names.
	* m4/specific2.m4: Likewise.
	* m4/specific.m4: Likewise.
	* intrinsics/f2c_specifics.F90: Likewise.
	* intrinsics/selected_int_kind.f90: Add _gfortran prefix.
	* intrinsics/selected_real_kind.f90: Likewise.
	* intrinsics/dprod_r8.f90: Likewise.
	* Makefile.am: Add -fallow-leading-underscore to the
	gfor_specific_src files, as well as selected_real_kind.F90
	and selected_int_kind.F90
	* Makefile.in: Regenerate.
	* generated/_sqrt_c8.F90: Regenerate.
	* generated/_sign_r16.F90: Regenerate.
	* generated/_log_c16.F90: Regenerate.
	* generated/_sin_c10.F90: Regenerate.
	* generated/_tanh_r4.F90: Regenerate.
	* generated/_tanh_r8.F90: Regenerate.
	* generated/_log10_r10.F90: Regenerate.
	* generated/_aimag_c4.F90: Regenerate.
	* generated/_sign_r4.F90: Regenerate.
	* generated/_aimag_c8.F90: Regenerate.
	* generated/_sign_r8.F90: Regenerate.
	* generated/_mod_i4.F90: Regenerate.
	* generated/_cos_r16.F90: Regenerate.
	* generated/_aint_r10.F90: Regenerate.
	* generated/_mod_i8.F90: Regenerate.
	* generated/_abs_i16.F90: Regenerate.
	* generated/_sqrt_c10.F90: Regenerate.
	* generated/_atan2_r4.F90: Regenerate.
	* generated/_cos_c4.F90: Regenerate.
	* generated/_atan_r16.F90: Regenerate.
	* generated/_tanh_r10.F90: Regenerate.
	* generated/_atan2_r8.F90: Regenerate.
	* generated/_cos_c8.F90: Regenerate.
	* generated/_exp_r4.F90: Regenerate.
	* generated/_log_r10.F90: Regenerate.
	* generated/_exp_r8.F90: Regenerate.
	* generated/_abs_r4.F90: Regenerate.
	* generated/_abs_r8.F90: Regenerate.
	* generated/_sin_r16.F90: Regenerate.
	* generated/_tan_r4.F90: Regenerate.
	* generated/_tan_r8.F90: Regenerate.
	* generated/_sign_i4.F90: Regenerate.
	* generated/_sign_i8.F90: Regenerate.
	* generated/_exp_c16.F90: Regenerate.
	* generated/_sqrt_r16.F90: Regenerate.
	* generated/_conjg_c4.F90: Regenerate.
	* generated/_conjg_c8.F90: Regenerate.
	* generated/_dim_r16.F90: Regenerate.
	* generated/_mod_r10.F90: Regenerate.
	* generated/_abs_c10.F90: Regenerate.
	* generated/_conjg_c16.F90: Regenerate.
	* generated/_tan_r16.F90: Regenerate.
	* generated/_asinh_r10.F90: Regenerate.
	* generated/_abs_i4.F90: Regenerate.
	* generated/_abs_i8.F90: Regenerate.
	* generated/_acos_r10.F90: Regenerate.
	* generated/_exp_r10.F90: Regenerate.
	* generated/_acosh_r16.F90: Regenerate.
	* generated/_atan2_r16.F90: Regenerate.
	* generated/_cos_c16.F90: Regenerate.
	* generated/_mod_i16.F90: Regenerate.
	* generated/_asin_r4.F90: Regenerate.
	* generated/_anint_r16.F90: Regenerate.
	* generated/_asin_r8.F90: Regenerate.
	* generated/_aimag_c10.F90: Regenerate.
	* generated/_exp_c4.F90: Regenerate.
	* generated/_sinh_r10.F90: Regenerate.
	* generated/_exp_c8.F90: Regenerate.
	* generated/_log10_r4.F90: Regenerate.
	* generated/_log10_r8.F90: Regenerate.
	* generated/_abs_c4.F90: Regenerate.
	* generated/_abs_r16.F90: Regenerate.
	* generated/_abs_c8.F90: Regenerate.
	* generated/_asin_r10.F90: Regenerate.
	* generated/_sign_r10.F90: Regenerate.
	* generated/_atanh_r16.F90: Regenerate.
	* generated/_log_c10.F90: Regenerate.
	* generated/_cosh_r16.F90: Regenerate.
	* generated/_sin_c16.F90: Regenerate.
	* generated/_cos_r10.F90: Regenerate.
	* generated/_log10_r16.F90: Regenerate.
	* generated/_aint_r16.F90: Regenerate.
	* generated/_acos_r4.F90: Regenerate.
	* generated/_acos_r8.F90: Regenerate.
	* generated/_sqrt_c16.F90: Regenerate.
	* generated/_acosh_r4.F90: Regenerate.
	* generated/_atan_r10.F90: Regenerate.
	* generated/_acosh_r8.F90: Regenerate.
	* generated/_sign_i16.F90: Regenerate.
	* generated/_tanh_r16.F90: Regenerate.
	* generated/_log_r4.F90: Regenerate.
	* generated/_log_r8.F90: Regenerate.
	* generated/_sin_r4.F90: Regenerate.
	* generated/_sin_r8.F90: Regenerate.
	* generated/_log_r16.F90: Regenerate.
	* generated/_sin_r10.F90: Regenerate.
	* generated/_sqrt_r4.F90: Regenerate.
	* generated/_exp_c10.F90: Regenerate.
	* generated/_sqrt_r8.F90: Regenerate.
	* generated/_asinh_r4.F90: Regenerate.
	* generated/_sqrt_r10.F90: Regenerate.
	* generated/_asinh_r8.F90: Regenerate.
	* generated/_dim_r4.F90: Regenerate.
	* generated/_dim_r8.F90: Regenerate.
	* generated/_dim_r10.F90: Regenerate.
	* generated/_cosh_r4.F90: Regenerate.
	* generated/_conjg_c10.F90: Regenerate.
	* generated/_tan_r10.F90: Regenerate.
	* generated/_cosh_r8.F90: Regenerate.
	* generated/_mod_r16.F90: Regenerate.
	* generated/_abs_c16.F90: Regenerate.
	* generated/_cos_r4.F90: Regenerate.
	* generated/_asinh_r16.F90: Regenerate.
	* generated/_cos_r8.F90: Regenerate.
	* generated/_atanh_r4.F90: Regenerate.
	* generated/_atanh_r8.F90: Regenerate.
	* generated/_acos_r16.F90: Regenerate.
	* generated/_anint_r4.F90: Regenerate.
	* generated/_acosh_r10.F90: Regenerate.
	* generated/_anint_r8.F90: Regenerate.
	* generated/_exp_r16.F90: Regenerate.
	* generated/_mod_r4.F90: Regenerate.
	* generated/_cos_c10.F90: Regenerate.
	* generated/_atan2_r10.F90: Regenerate.
	* generated/_dim_i16.F90: Regenerate.
	* generated/_mod_r8.F90: Regenerate.
	* generated/_anint_r10.F90: Regenerate.
	* generated/_aint_r4.F90: Regenerate.
	* generated/_aint_r8.F90: Regenerate.
	* generated/_dim_i4.F90: Regenerate.
	* generated/_sinh_r4.F90: Regenerate.
	* generated/_log_c4.F90: Regenerate.
	* generated/_dim_i8.F90: Regenerate.
	* generated/_sinh_r8.F90: Regenerate.
	* generated/_log_c8.F90: Regenerate.
	* generated/_sin_c4.F90: Regenerate.
	* generated/_sin_c8.F90: Regenerate.
	* generated/misc_specifics.F90: Regenerate.
	* generated/_abs_r10.F90: Regenerate.
	* generated/_aimag_c16.F90: Regenerate.
	* generated/_atan_r4.F90: Regenerate.
	* generated/_sinh_r16.F90: Regenerate.
	* generated/_atan_r8.F90: Regenerate.
	* generated/_atanh_r10.F90: Regenerate.
	* generated/_cosh_r10.F90: Regenerate.
	* generated/_sqrt_c4.F90: Regenerate.
	* generated/_asin_r16.F90: Regenerate.

From-SVN: r121007
2007-01-20 18:33:20 +00:00
Francois-Xavier Coudert
15e92535d3 re PR libfortran/26893 ([4.1 only] kinds.h not generated, causing failure)
PR libfortran/26893
	* acinclude.m4 (LIBGFOR_WORKING_GFORTRAN): New check.
	* configure.ac: Add call to LIBGFOR_WORKING_GFORTRAN.
	* configure: Regenerate.
	* config.h.in: Regenerate because it was forgottent in the last
	commit.

Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r120949
2007-01-19 07:12:16 +00:00
Francois-Xavier Coudert
eedeea04da re PR libfortran/29649 (Force core dump on runtime library errors)
2007-01-18  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
            Tobias Burnus  <burnus@net-b.de>

       PR libfortran/29649
       * gfortran.h (gfc_option_t): Add flag_dump_core.
       * lang.opt: Add -fdump-core option.
       * invoke.texi: Document the new options.
       * trans-decl.c (gfc_build_builtin_function_decls): Add new
         options to the call to set_std.
       * options.c (gfc_init_options, gfc_handle_option): Set the
         new options.

2007-01-18  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
            Tobias Burnus  <burnus@net-b.de>

       PR libfortran/29649
       * runtime/environ.c (variable_table): New GFORTRAN_ERROR_DUMPCORE
         environment variable.
       * runtime/compile_options.c (set_std): Add new argument.
       * runtime/error.c (sys_exit): Move from io/unix.c. Add coredump functionality.
       * libgfortran.h (options_t): New dump_core and backtrace members.
         (sys_exit): Move prototype.
       * io/unix.c (sys_exit): Move to runtime/error.c.
       * configure.ac: Add check for getrlimit.
       * configure: Regenerate.


Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r120897
2007-01-18 13:54:11 +01:00
Tom Tromey
679c0f9a4c re PR libfortran/27107 (Make dependency on io/io.h broken)
PR libgfortran/27107:
	* aclocal.m4, configure, Makefile.in: Rebuilt.
	* configure.ac: Enable automake dependency tracking.  Update
	minimum automake version.

From-SVN: r120878
2007-01-17 22:14:48 +00:00
Francois-Xavier Coudert
0dce3ca161 re PR libfortran/27107 (Make dependency on io/io.h broken)
PR libfortran/27107
	* runtime/environ.c: Don't include io/io.h.
	* runtime/string.c: Don't include io/io.h.
	(compare0): Add cast to avoid warning.
	* runtime/error.c: Don't include io/io.h.
	(st_printf): Move to io/unix.c.
	* intrinsics/flush.c: Delete, contents moved to io/intrinsics.c.
	* intrinsics/fget.c: Likewise.
	* intrinsics/ftell.c: Likewise.
	* intrinsics/tty.c: Likewise.
	* libgfortran.h (DEFAULT_RECL, notification_std,
	get_unformatted_convert, IOPARM_*, st_parameter_common, unit_convert,
	DEFAULT_TEMPDIR): New declarations.
	* io/io.h (DEFAULT_RECL, notification_std, get_unformatted_convert,
	IOPARM_*, st_parameter_common, unit_convert, DEFAULT_TEMPDIR):
	Move to libgfortran.h.
	* io/unix.c: Add io/unix.h content.
	(st_printf): New function.
	* io/intrinsics.c: New file.
	* io/unix.h: Remove, contents moved into unix.c.
	* libtool-version: Update library version to 3.0.0.
	* configure.ac: Update library version to 0.3.
	* Makefile.am (intrinsics/fget.c, intrinsics/flush.c,
	intrinsics/ftell.c, intrinsics/tty.c, libgfortran.h): Remove targets.
	* Makefile.in: Regenerate.
	* configure: Regenerate.

From-SVN: r120869
2007-01-17 19:44:00 +00:00
Jerry DeLisle
b8df885f63 re PR fortran/30435 (Slash at end of input not recognized according to standard)
2007-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30435
	* io/list_read.c (finish_separator): Don't call next_record.
	(list_formatted_read_scalar): Clean up some comments and whitespace.
	(nml_read_obj): Whitespace fix.

From-SVN: r120737
2007-01-12 23:10:27 +00:00
Jerry DeLisle
779f397598 re PR libfortran/30162 (Document when sequential I/O with named pipes works)
2007-01-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30162
	* io/unix.c (fd_flush): Don't seek if file is not seekable, defined as
	s->file_length == -1.
	(fd_alloc_w_at): Do not adjust file_length if file is not seekable.
	(fd_seek): If not seekable, just return success.
	(fd_truncate): If not seekable, no need to truncate.  Return failure if
	seek fails and the stream is not a pipe.
	(fd_to_stream): Make test for non-seekable file more robust.

From-SVN: r120512
2007-01-06 00:14:38 +00:00
Steven G. Kargl
80f0281f36 Rotate ChangeLog
From-SVN: r120311
2007-01-01 19:17:50 +00:00
Thomas Koenig
80ee04b982 re PR fortran/30321 (program crash for SUM applied to zero-size array)
2006-12-30  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30321
	* m4/ifunction.m4 (name`'rtype_qual`_'atype_code):
	Check for extents < 0 for zero-sized arrays.  If
	no retarray has been specified and the size is zero,
	return early.
	(`m'name`'rtype_qual`_'atype_code): Likewise.
	* generated/all_l16.c: Regenerated.
	* generated/all_l4.c: Regenerated.
	* generated/all_l8.c: Regenerated.
	* generated/any_l16.c: Regenerated.
	* generated/any_l4.c: Regenerated.
	* generated/any_l8.c: Regenerated.
	* generated/count_16_l16.c: Regenerated.
	* generated/count_16_l4.c: Regenerated.
	* generated/count_16_l8.c: Regenerated.
	* generated/count_4_l16.c: Regenerated.
	* generated/count_4_l4.c: Regenerated.
	* generated/count_4_l8.c: Regenerated.
	* generated/count_8_l16.c: Regenerated.
	* generated/count_8_l4.c: Regenerated.
	* generated/count_8_l8.c: Regenerated.
	* generated/cshift1_16.c: Regenerated.
	* generated/cshift1_4.c: Regenerated.
	* generated/cshift1_8.c: Regenerated.
	* generated/maxloc1_16_i16.c: Regenerated.
	* generated/maxloc1_16_i4.c: Regenerated.
	* generated/maxloc1_16_i8.c: Regenerated.
	* generated/maxloc1_16_r10.c: Regenerated.
	* generated/maxloc1_16_r16.c: Regenerated.
	* generated/maxloc1_16_r4.c: Regenerated.
	* generated/maxloc1_16_r8.c: Regenerated.
	* generated/maxloc1_4_i16.c: Regenerated.
	* generated/maxloc1_4_i4.c: Regenerated.
	* generated/maxloc1_4_i8.c: Regenerated.
	* generated/maxloc1_4_r10.c: Regenerated.
	* generated/maxloc1_4_r16.c: Regenerated.
	* generated/maxloc1_4_r4.c: Regenerated.
	* generated/maxloc1_4_r8.c: Regenerated.
	* generated/maxloc1_8_i16.c: Regenerated.
	* generated/maxloc1_8_i4.c: Regenerated.
	* generated/maxloc1_8_i8.c: Regenerated.
	* generated/maxloc1_8_r10.c: Regenerated.
	* generated/maxloc1_8_r16.c: Regenerated.
	* generated/maxloc1_8_r4.c: Regenerated.
	* generated/maxloc1_8_r8.c: Regenerated.
	* generated/maxval_i16.c: Regenerated.
	* generated/maxval_i4.c: Regenerated.
	* generated/maxval_i8.c: Regenerated.
	* generated/maxval_r10.c: Regenerated.
	* generated/maxval_r16.c: Regenerated.
	* generated/maxval_r4.c: Regenerated.
	* generated/maxval_r8.c: Regenerated.
	* generated/minloc1_16_i16.c: Regenerated.
	* generated/minloc1_16_i4.c: Regenerated.
	* generated/minloc1_16_i8.c: Regenerated.
	* generated/minloc1_16_r10.c: Regenerated.
	* generated/minloc1_16_r16.c: Regenerated.
	* generated/minloc1_16_r4.c: Regenerated.
	* generated/minloc1_16_r8.c: Regenerated.
	* generated/minloc1_4_i16.c: Regenerated.
	* generated/minloc1_4_i4.c: Regenerated.
	* generated/minloc1_4_i8.c: Regenerated.
	* generated/minloc1_4_r10.c: Regenerated.
	* generated/minloc1_4_r16.c: Regenerated.
	* generated/minloc1_4_r4.c: Regenerated.
	* generated/minloc1_4_r8.c: Regenerated.
	* generated/minloc1_8_i16.c: Regenerated.
	* generated/minloc1_8_i4.c: Regenerated.
	* generated/minloc1_8_i8.c: Regenerated.
	* generated/minloc1_8_r10.c: Regenerated.
	* generated/minloc1_8_r16.c: Regenerated.
	* generated/minloc1_8_r4.c: Regenerated.
	* generated/minloc1_8_r8.c: Regenerated.
	* generated/minval_i16.c: Regenerated.
	* generated/minval_i4.c: Regenerated.
	* generated/minval_i8.c: Regenerated.
	* generated/minval_r10.c: Regenerated.
	* generated/minval_r16.c: Regenerated.
	* generated/minval_r4.c: Regenerated.
	* generated/minval_r8.c: Regenerated.
	* generated/product_c10.c: Regenerated.
	* generated/product_c16.c: Regenerated.
	* generated/product_c4.c: Regenerated.
	* generated/product_c8.c: Regenerated.
	* generated/product_i16.c: Regenerated.
	* generated/product_i4.c: Regenerated.
	* generated/product_i8.c: Regenerated.
	* generated/product_r10.c: Regenerated.
	* generated/product_r16.c: Regenerated.
	* generated/product_r4.c: Regenerated.
	* generated/product_r8.c: Regenerated.
	* generated/sum_c10.c: Regenerated.
	* generated/sum_c16.c: Regenerated.
	* generated/sum_c4.c: Regenerated.
	* generated/sum_c8.c: Regenerated.
	* generated/sum_i16.c: Regenerated.
	* generated/sum_i4.c: Regenerated.
	* generated/sum_i8.c: Regenerated.
	* generated/sum_r10.c: Regenerated.
	* generated/sum_r16.c: Regenerated.
	* generated/sum_r4.c: Regenerated.
	* generated/sum_r8.c: Regenerated.

2006-12-30  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/30321
	* gfortran.dg/sum_zero_array_1.f90:  New test.

From-SVN: r120287
2006-12-30 13:16:36 +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
Tobias Burnus
2ef73bb4ef associated.c: Check for associated(NULL,NULL).
2006-12-17  Tobias Burnus  <burnus@net-b.de>

    * intrinsics/associated.c: Check for associated(NULL,NULL).

2006-12-17  Tobias Burnus  <burnus@net-b.de>

    * gfortran.dg/associated_2.f90: Add test for associated(NULL,NULL).

From-SVN: r119989
2006-12-17 19:00:46 +01:00
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
Richard Guenther
54200abb68 re PR fortran/30115 (allocate() interface pessimizes aliasing)
2006-12-13  Richard Guenther  <rguenther@suse.de>

	PR fortran/30115
	* runtime/memory.c (allocate_size): Change interface to
	void *()(size_t, GFC_INTEGER_4 *).
	(allocate): Likewise.
	(allocate64): Likewise.
	(allocate_array): Change interface to
	void *()(void *, size_t, GFC_INTEGER_4 *).
	(allocate64_array): Likewise.
	(deallocate): Change interface to
	void ()(void *, GFC_INTEGER_4 *).

	* trans-array.c (gfc_array_allocate): Adjust for changed
	library interface.
	(gfc_array_deallocate): Likewise.
	(gfc_trans_dealloc_allocated): Likewise.
	* trans-stmt.c (gfc_trans_allocate): Likewise.
	(gfc_trans_deallocate): Likewise.
	* trans-decl.c (gfc_build_builtin_function_decls): Adjust
	function declarations to match the library changes.  Mark
	allocation functions with DECL_IS_MALLOC.

From-SVN: r119822
2006-12-13 09:57:56 +00:00
Francois-Xavier Coudert
eb647f7d99 re PR libfortran/29810 (Unsatisfied symbol "fmodl" in libgfortran shared library)
PR libfortran/29810
	* intrinsics/c99_functions.c (fmodf, fmodl, floorl): New functions.
	* c99_protos.h (fmodf, fmodl, floorl): New prototypes.
	* configure.ac: Check for fmodf, fmod and fmodl.
	* configure: Regenerate.
	* config.h.in: Regenerate.

From-SVN: r119599
2006-12-06 21:49:55 +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
Jerry DeLisle
db7317c3cf re PR libfortran/30005 (Open errors (not/already exists etc.): show also the file name)
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
2006-12-05 00:51:26 +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