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144 commits

Author SHA1 Message Date
Janne Blomqvist
c20fdb917f Set close-on-exec flag when opening files. 
2013-11-10  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac: Check presence of mkostemp.
	* io/unix.c (set_close_on_exec): New function.
	(tempfile_open): Use mkostemp and O_CLOEXEC if available, fallback
	to calling set_close_on_exec.
	(regular_file): Add O_CLOEXEC to flags if defined.
	(open_external): Call set_close_on_exec if O_CLOEXEC is not
	defined.
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* Makefile.in: Regenerated.
	* aclocal.m4: Regenerated.

From-SVN: r204654
 2013-11-10 22:34:29 +02:00
David Edelsohn
19f0e98f58 environ.c: Include unistd.h. 
* runtime/environ.c: Include unistd.h.
        * runtime/pause.c: Test HAVE_UNISTD_H.
        * runtime/stop.c: Same.
        * io/open.c: Same.
        * io/unix.c: Same.
        * io/read.c (si_max): Protect declaration of value.

From-SVN: r198603
 2013-05-04 17:23:11 -04:00
Janne Blomqvist
c033f5ae32 PR 56981 Improve unbuffered performance on special files. 
2013-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

        PR fortran/56981
        * io/transfer.c (next_record_w_unf): First fix head marker, then
        write tail.
        (next_record): Call flush_if_unbuffered.
        * io/unix.c (struct unix_stream): Add field unbuffered.
        (flush_if_unbuffered): New function.
        (fd_to_stream): New argument.
        (open_external): Fix fd_to_stream call.
        (input_stream): Likewise.
        (output_stream): Likewise.
        (error_stream): Likewise.
        * io/unix.h (flush_if_unbuffered): New prototype.

From-SVN: r198390
 2013-04-29 11:42:00 +03:00
Janne Blomqvist
68aab0e225 Fix regression when writing formatted sequential to a pipe. 
2013-02-21  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/30162
	* io/open.c (test_endfile): Call stell only if size != 0.
	* io/unix.c (raw_tell): Revert r194679.
	(raw_size): Return size field only for regular files, otherwise 0.

From-SVN: r196210
 2013-02-21 21:03:10 +02:00
Richard Sandiford
e3c063ceda Update copyright years in libgfortran. 
From-SVN: r195167
 2013-01-14 18:20:58 +00:00
Thomas Koenig
a0edd35cf6 re PR libfortran/30162 (Document when sequential I/O with named pipes works) 
2012-12-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/30162
	* io/unix.c (raw_tell):  If the lseek is done on a
	non-seekable file, return 0.

From-SVN: r194679
 2012-12-21 20:50:48 +00:00
Tobias Burnus
a0ceafd19b re PR fortran/54878 (libgfortran issues found by the Coverity scanner) 
2012-10-10  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54878
	* io/unix.c (tempfile_open): Set umask before calling mkstemp.

From-SVN: r192325
 2012-10-10 20:42:34 +02:00
Thomas Koenig
7c0de75353 re PR fortran/52724 (Internal read with character(kind=4) data) 
2012-09-29  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/52724
	* list_read.c (next_char):  Handle kind=4 characters.
	* unix.c (open_internal4):  Correct lenth of internal file.

2012-09-29  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/52724
	* gfortran.dg/internal_readwrite_3.f90:  New test.

From-SVN: r191854
 2012-09-29 17:38:46 +00:00
Tobias Burnus
7ed26a671c chmod.c (chmod_func): On MinGW, don't set is_dir 
2012-06-01  Tobias Burnus  <burnus@net-b.de>

        * intrinsics/chmod.c (chmod_func): On MinGW, don't set is_dir
        * and
        fix octal-mode handling.
        * io/unit.c (get_internal_unit): Add cast.
        * io/unix.c (min): Undef "min" before defining it.
        * runtime/backtrace.c (show_backtrace): Move label into
        ifndef __MINGW__ block.

From-SVN: r188098
 2012-06-01 07:53:31 +02:00
Tobias Burnus
9daf64e704 revert: unix.c (tempfile_open): Pass mode to "open" for O_CREAT. 
2012-05-31  Tobias Burnus  <burnus@net-b.de>

        Revert:
        2012-05-16  Tobias Burnus  <burnus@net-b.de>

        * io/unix.c (tempfile_open): Pass mode to "open" for O_CREAT.

From-SVN: r188048
 2012-05-31 08:10:18 +02:00
Tobias Burnus
e10f759e19 unix.c (tempfile_open): Pass mode to "open" for O_CREAT. 
2012-05-16  Tobias Burnus  <burnus@net-b.de>

        * io/unix.c (tempfile_open): Pass mode to "open" for O_CREAT.

From-SVN: r187604
 2012-05-16 20:39:34 +02:00
Janne Blomqvist
68ee9c0807 Fix handling of temporary files. 
2012-05-05  Janne Blomqvist  <jb@gcc.gnu.org>

        * gfortran.texi (GFORTRAN_TMPDIR): Rename to TMPDIR, explain
        algorithm for choosing temp directory.


2012-05-05  Janne Blomqvist  <jb@gcc.gnu.org>

        * config.h.in: Regenerated.
        * configure: Regenerated.
        * configure.ac: Add checks for getegid and __secure_getenv.
        * io/unix.c (P_tmpdir): Fallback definition for macro.
        (tempfile_open): New function.
        (tempfile): Use secure_getenv, call tempfile_open to try each
        directory in turn.
        * libgfortran.h (DEFAULT_TMPDIR): Remove macro.
        (secure_getenv): New macro/prototype.
        * runtime/environ.c (secure_getenv): New function.
        (variable_table): Rename GFORTRAN_TMPDIR to TMPDIR.
        * runtime/main.c (find_addr2line): Use secure_getenv.

From-SVN: r187190
 2012-05-05 09:30:51 +03:00
Thomas Koenig
79617d7e2e re PR libfortran/38199 (missed optimization: I/O performance) 
2012-04-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/38199
	PR libfortran/50673
	* intrinsics/string_intriniscs_inc.c (string_len_trim):
	Remove prototypes for string_len_trim and move to...
	* libgfortran.h (string_len_trim): ... here and
	(string_len_trim_char4): ...here.
	* io/unit.c: For non-array internal arrays where we do reading,
	adjust the record length to the last non-blank character.
	* io/unix.c:  Fix typo.

From-SVN: r186466
 2012-04-15 11:52:44 +00:00
Janne Blomqvist
1a0fd3d33a Combined get_mem and internal_malloc_size. 
2012-03-26  Janne Blomqvist  <jb@gcc.gnu.org>

	* runtime/memory.c (get_mem): Rename to xmalloc, check for zero
	size.
	(internal_malloc_size): Remove.
	* libgfortran.h (get_mem): Rename to xmalloc.
	(internal_malloc_size): Remove prototype.
	* Makefile.am (i_iall_c): Fix dependency.
	(i_iany_c): Likewise.
	(i_iparity_c): Likewise.
	(i_norm2_c): Likewise.
	(i_parity_c): Likewise.
	* Makefile.in: Regenerated.
	* m4/parity.m4: Fix typo in comment.
	* generated/all_l1.c: Regenerated.
	* generated/all_l16.c: Regenerated.
	* generated/all_l2.c: Regenerated.
	* generated/all_l4.c: Regenerated.
	* generated/all_l8.c: Regenerated.
	* generated/any_l1.c: Regenerated.
	* generated/any_l16.c: Regenerated.
	* generated/any_l2.c: Regenerated.
	* generated/any_l4.c: Regenerated.
	* generated/any_l8.c: Regenerated.
	* generated/bessel_r10.c: Regenerated.
	* generated/bessel_r16.c: Regenerated.
	* generated/bessel_r4.c: Regenerated.
	* generated/bessel_r8.c: Regenerated.
	* generated/count_16_l.c: Regenerated.
	* generated/count_1_l.c: Regenerated.
	* generated/count_2_l.c: Regenerated.
	* generated/count_4_l.c: Regenerated.
	* generated/count_8_l.c: Regenerated.
	* generated/cshift1_16.c: Regenerated.
	* generated/cshift1_4.c: Regenerated.
	* generated/cshift1_8.c: Regenerated.
	* generated/eoshift1_16.c: Regenerated.
	* generated/eoshift1_4.c: Regenerated.
	* generated/eoshift1_8.c: Regenerated.
	* generated/eoshift3_16.c: Regenerated.
	* generated/eoshift3_4.c: Regenerated.
	* generated/eoshift3_8.c: Regenerated.
	* generated/iall_i1.c: Regenerated.
	* generated/iall_i16.c: Regenerated.
	* generated/iall_i2.c: Regenerated.
	* generated/iall_i4.c: Regenerated.
	* generated/iall_i8.c: Regenerated.
	* generated/iany_i1.c: Regenerated.
	* generated/iany_i16.c: Regenerated.
	* generated/iany_i2.c: Regenerated.
	* generated/iany_i4.c: Regenerated.
	* generated/iany_i8.c: Regenerated.
	* generated/in_pack_c10.c: Regenerated.
	* generated/in_pack_c16.c: Regenerated.
	* generated/in_pack_c4.c: Regenerated.
	* generated/in_pack_c8.c: Regenerated.
	* generated/in_pack_i1.c: Regenerated.
	* generated/in_pack_i16.c: Regenerated.
	* generated/in_pack_i2.c: Regenerated.
	* generated/in_pack_i4.c: Regenerated.
	* generated/in_pack_i8.c: Regenerated.
	* generated/in_pack_r10.c: Regenerated.
	* generated/in_pack_r16.c: Regenerated.
	* generated/in_pack_r4.c: Regenerated.
	* generated/in_pack_r8.c: Regenerated.
	* generated/iparity_i1.c: Regenerated.
	* generated/iparity_i16.c: Regenerated.
	* generated/iparity_i2.c: Regenerated.
	* generated/iparity_i4.c: Regenerated.
	* generated/iparity_i8.c: Regenerated.
	* generated/matmul_c10.c: Regenerated.
	* generated/matmul_c16.c: Regenerated.
	* generated/matmul_c4.c: Regenerated.
	* generated/matmul_c8.c: Regenerated.
	* generated/matmul_i1.c: Regenerated.
	* generated/matmul_i16.c: Regenerated.
	* generated/matmul_i2.c: Regenerated.
	* generated/matmul_i4.c: Regenerated.
	* generated/matmul_i8.c: Regenerated.
	* generated/matmul_l16.c: Regenerated.
	* generated/matmul_l4.c: Regenerated.
	* generated/matmul_l8.c: Regenerated.
	* generated/matmul_r10.c: Regenerated.
	* generated/matmul_r16.c: Regenerated.
	* generated/matmul_r4.c: Regenerated.
	* generated/matmul_r8.c: Regenerated.
	* generated/maxloc0_16_i1.c: Regenerated.
	* generated/maxloc0_16_i16.c: Regenerated.
	* generated/maxloc0_16_i2.c: Regenerated.
	* generated/maxloc0_16_i4.c: Regenerated.
	* generated/maxloc0_16_i8.c: Regenerated.
	* generated/maxloc0_16_r10.c: Regenerated.
	* generated/maxloc0_16_r16.c: Regenerated.
	* generated/maxloc0_16_r4.c: Regenerated.
	* generated/maxloc0_16_r8.c: Regenerated.
	* generated/maxloc0_4_i1.c: Regenerated.
	* generated/maxloc0_4_i16.c: Regenerated.
	* generated/maxloc0_4_i2.c: Regenerated.
	* generated/maxloc0_4_i4.c: Regenerated.
	* generated/maxloc0_4_i8.c: Regenerated.
	* generated/maxloc0_4_r10.c: Regenerated.
	* generated/maxloc0_4_r16.c: Regenerated.
	* generated/maxloc0_4_r4.c: Regenerated.
	* generated/maxloc0_4_r8.c: Regenerated.
	* generated/maxloc0_8_i1.c: Regenerated.
	* generated/maxloc0_8_i16.c: Regenerated.
	* generated/maxloc0_8_i2.c: Regenerated.
	* generated/maxloc0_8_i4.c: Regenerated.
	* generated/maxloc0_8_i8.c: Regenerated.
	* generated/maxloc0_8_r10.c: Regenerated.
	* generated/maxloc0_8_r16.c: Regenerated.
	* generated/maxloc0_8_r4.c: Regenerated.
	* generated/maxloc0_8_r8.c: Regenerated.
	* generated/maxloc1_16_i1.c: Regenerated.
	* generated/maxloc1_16_i16.c: Regenerated.
	* generated/maxloc1_16_i2.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_i1.c: Regenerated.
	* generated/maxloc1_4_i16.c: Regenerated.
	* generated/maxloc1_4_i2.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_i1.c: Regenerated.
	* generated/maxloc1_8_i16.c: Regenerated.
	* generated/maxloc1_8_i2.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_i1.c: Regenerated.
	* generated/maxval_i16.c: Regenerated.
	* generated/maxval_i2.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/minloc0_16_i1.c: Regenerated.
	* generated/minloc0_16_i16.c: Regenerated.
	* generated/minloc0_16_i2.c: Regenerated.
	* generated/minloc0_16_i4.c: Regenerated.
	* generated/minloc0_16_i8.c: Regenerated.
	* generated/minloc0_16_r10.c: Regenerated.
	* generated/minloc0_16_r16.c: Regenerated.
	* generated/minloc0_16_r4.c: Regenerated.
	* generated/minloc0_16_r8.c: Regenerated.
	* generated/minloc0_4_i1.c: Regenerated.
	* generated/minloc0_4_i16.c: Regenerated.
	* generated/minloc0_4_i2.c: Regenerated.
	* generated/minloc0_4_i4.c: Regenerated.
	* generated/minloc0_4_i8.c: Regenerated.
	* generated/minloc0_4_r10.c: Regenerated.
	* generated/minloc0_4_r16.c: Regenerated.
	* generated/minloc0_4_r4.c: Regenerated.
	* generated/minloc0_4_r8.c: Regenerated.
	* generated/minloc0_8_i1.c: Regenerated.
	* generated/minloc0_8_i16.c: Regenerated.
	* generated/minloc0_8_i2.c: Regenerated.
	* generated/minloc0_8_i4.c: Regenerated.
	* generated/minloc0_8_i8.c: Regenerated.
	* generated/minloc0_8_r10.c: Regenerated.
	* generated/minloc0_8_r16.c: Regenerated.
	* generated/minloc0_8_r4.c: Regenerated.
	* generated/minloc0_8_r8.c: Regenerated.
	* generated/minloc1_16_i1.c: Regenerated.
	* generated/minloc1_16_i16.c: Regenerated.
	* generated/minloc1_16_i2.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_i1.c: Regenerated.
	* generated/minloc1_4_i16.c: Regenerated.
	* generated/minloc1_4_i2.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_i1.c: Regenerated.
	* generated/minloc1_8_i16.c: Regenerated.
	* generated/minloc1_8_i2.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_i1.c: Regenerated.
	* generated/minval_i16.c: Regenerated.
	* generated/minval_i2.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/norm2_r10.c: Regenerated.
	* generated/norm2_r16.c: Regenerated.
	* generated/norm2_r4.c: Regenerated.
	* generated/norm2_r8.c: Regenerated.
	* generated/pack_c10.c: Regenerated.
	* generated/pack_c16.c: Regenerated.
	* generated/pack_c4.c: Regenerated.
	* generated/pack_c8.c: Regenerated.
	* generated/pack_i1.c: Regenerated.
	* generated/pack_i16.c: Regenerated.
	* generated/pack_i2.c: Regenerated.
	* generated/pack_i4.c: Regenerated.
	* generated/pack_i8.c: Regenerated.
	* generated/pack_r10.c: Regenerated.
	* generated/pack_r16.c: Regenerated.
	* generated/pack_r4.c: Regenerated.
	* generated/pack_r8.c: Regenerated.
	* generated/parity_l1.c: Regenerated.
	* generated/parity_l16.c: Regenerated.
	* generated/parity_l2.c: Regenerated.
	* generated/parity_l4.c: Regenerated.
	* generated/parity_l8.c: Regenerated.
	* generated/product_c10.c: Regenerated.
	* generated/product_c16.c: Regenerated.
	* generated/product_c4.c: Regenerated.
	* generated/product_c8.c: Regenerated.
	* generated/product_i1.c: Regenerated.
	* generated/product_i16.c: Regenerated.
	* generated/product_i2.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/reshape_c10.c: Regenerated.
	* generated/reshape_c16.c: Regenerated.
	* generated/reshape_c4.c: Regenerated.
	* generated/reshape_c8.c: Regenerated.
	* generated/reshape_i16.c: Regenerated.
	* generated/reshape_i4.c: Regenerated.
	* generated/reshape_i8.c: Regenerated.
	* generated/reshape_r10.c: Regenerated.
	* generated/reshape_r16.c: Regenerated.
	* generated/reshape_r4.c: Regenerated.
	* generated/reshape_r8.c: Regenerated.
	* generated/shape_i16.c: Regenerated.
	* generated/shape_i4.c: Regenerated.
	* generated/shape_i8.c: Regenerated.
	* generated/spread_c10.c: Regenerated.
	* generated/spread_c16.c: Regenerated.
	* generated/spread_c4.c: Regenerated.
	* generated/spread_c8.c: Regenerated.
	* generated/spread_i1.c: Regenerated.
	* generated/spread_i16.c: Regenerated.
	* generated/spread_i2.c: Regenerated.
	* generated/spread_i4.c: Regenerated.
	* generated/spread_i8.c: Regenerated.
	* generated/spread_r10.c: Regenerated.
	* generated/spread_r16.c: Regenerated.
	* generated/spread_r4.c: Regenerated.
	* generated/spread_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_i1.c: Regenerated.
	* generated/sum_i16.c: Regenerated.
	* generated/sum_i2.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.
	* generated/transpose_c10.c: Regenerated.
	* generated/transpose_c16.c: Regenerated.
	* generated/transpose_c4.c: Regenerated.
	* generated/transpose_c8.c: Regenerated.
	* generated/transpose_i16.c: Regenerated.
	* generated/transpose_i4.c: Regenerated.
	* generated/transpose_i8.c: Regenerated.
	* generated/transpose_r10.c: Regenerated.
	* generated/transpose_r16.c: Regenerated.
	* generated/transpose_r4.c: Regenerated.
	* generated/transpose_r8.c: Regenerated.
	* generated/unpack_c10.c: Regenerated.
	* generated/unpack_c16.c: Regenerated.
	* generated/unpack_c4.c: Regenerated.
	* generated/unpack_c8.c: Regenerated.
	* generated/unpack_i1.c: Regenerated.
	* generated/unpack_i16.c: Regenerated.
	* generated/unpack_i2.c: Regenerated.
	* generated/unpack_i4.c: Regenerated.
	* generated/unpack_i8.c: Regenerated.
	* generated/unpack_r10.c: Regenerated.
	* generated/unpack_r16.c: Regenerated.
	* generated/unpack_r4.c: Regenerated.
	* generated/unpack_r8.c: Regenerated.
	* intrinsics/cshift0.c: Use xmalloc.
	* intrinsics/ctime.c: Likewise.
	* intrinsics/date_and_time.c: Likewise.
	* intrinsics/eoshift0.c: Likewise.
	* intrinsics/eoshift2.c: Likewise.
	* intrinsics/getlog.c: Likewise.
	* intrinsics/pack_generic.c: Likewise.
	* intrinsics/reshape_generic.c: Likewise.
	* intrinsics/spread_generic.c: Likewise.
	* intrinsics/string_intrinsics_inc.c: Likewise.
	* intrinsics/transpose_generic.c: Likewise.
	* intrinsics/unpack_generic.c: Likewise.
	* io/fbuf.c: Likewise.
	* io/format.c: Likewise.
	* io/intrinsics.c: Likewise.
	* io/list_read.c: Likewise.
	* io/open.c: Likewise.
	* io/transfer.c: Likewise.
	* io/unit.c: Likewise.
	* io/unix.c: Likewise.
	* io/write.c: Likewise.
	* m4/bessel.m4: Likewise.
	* m4/cshift1.m4: Likewise.
	* m4/eoshift1.m4: Likewise.
	* m4/eoshift3.m4: Likewise.
	* m4/iforeach.m4: Likewise.
	* m4/ifunction.m4: Likewise.
	* m4/ifunction_logical.m4: Likewise.
	* m4/in_pack.m4: Likewise.
	* m4/matmul.m4: Likewise.
	* m4/matmull.m4: Likewise.
	* m4/pack.m4: Likewise.
	* m4/reshape.m4: Likewise.
	* m4/shape.m4: Likewise.
	* m4/spread.m4: Likewise.
	* m4/transpose.m4: Likewise.
	* m4/unpack.m4: Likewise.
	* runtime/convert_char.c: Likewise.
	* runtime/environ.c: Likewise.
	* runtime/in_pack_generic.c: Likewise.

From-SVN: r185806
 2012-03-26 18:16:05 +03:00
Janne Blomqvist
f4471acbe3 Use calloc instead of malloc and memset. 
2012-03-25  Janne Blomqvist  <jb@gcc.gnu.org>

	* runtime/memory.c (xcalloc): New function.
	* libgfortran.h (xcalloc): New prototype.
	* io/list_read.c (push_char): Use xcalloc instead of get_mem and
	memset.
	(l_push_char): Likewise.
	* io/unit.c (insert_unit): Likewise.
	(get_internal_unit): Likewise.
	* io/unix.c (open_internal): Likewise.
	(open_internal4): Likewise.
	(fd_to_stream): Likewise.

From-SVN: r185773
 2012-03-25 08:48:49 +03:00
Janne Blomqvist
33959d1d3c Share vtables instead of replicating them for each unit. 
2012-03-16  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.h (struct stream): Rename to stream_vtable.
	(struct stream): New struct definition.
	(sread): Dereference vtable pointer.
	(swrite): Likewise.
	(sseek): Likewise.
	(struncate): Likewise.
	(sflush): Likewise.
	(sclose): Likewise.
	* io/unix.c (raw_vtable): New variable.
	(buf_vtable): Likewise.
	(mem_vtable): Likewise.
	(mem4_vtable): Likewise.
	(raw_init): Assign vtable pointer.
	(buf_init): Likewise.
	(open_internal): Likewise.
	(open_internal4): Likewise.

From-SVN: r185454
 2012-03-16 10:30:26 +02:00
Janne Blomqvist
42dfafa935 PR 51646 Use POSIX mode flags in open() argument. 
2011-12-22  Janne Blomqvist  <jb@gcc.gnu.org>
	Tobias Burnus  <burnus@net-b.de>

	PR libfortran/51646
	* acinclude.m4 (LIBGFOR_CHECK_UNLINK_OPEN_FILE): Use POSIX mode
	flags, omit mode argument when flags argument does not have
	O_CREAT.
	* io/unix.c (tempfile): Use POSIX mode flags.
	* configure: Regenerate.


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

From-SVN: r182638
 2011-12-22 22:44:32 +02:00
Janne Blomqvist
ed10039e8b PR 50016 Slow I/O on MingW due to _commit 
frontend ChangeLog:

2011-11-09  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/50016
	* gfortran.texi (Data consistency and durability): New section.


testsuite ChangeLog:

2011-11-09  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/50016
	* gfortran.dg/inquire_size.f90: Don't flush the unit.

libgfortran ChangeLog:

2011-11-09  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/50016
	* io/inquire.c (inquire_via_unit): Flush the unit and use ssize.
	* io/unix.c (buf_flush): Don't call _commit.

From-SVN: r181207
 2011-11-09 17:46:15 +02:00
Janne Blomqvist
3469bd8660 Introduce a size member function to struct stream. 
2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.h (struct stream): Add size function pointer.
	(ssize): New inline function.
	(file_length): Remove prototype.
	* io/unix.c (raw_size): New function.
	(raw_init): Initialize st.size pointer.
	(buf_size): New function.
	(buf_init): Initialize st.size pointer.
	(open_internal): Likewise.
	(open_internal4): Likewise.
	(file_length): Remove function.
	* io/file_pos.c (st_rewind): Use ssize instead of file_length.
	* io/open.c (test_endfile): Likewise.
	* io/transfer.c (data_transfer_init): Likewise.
	(next_record_r): Likewise.
	(next_record_w): Likewise.
	* io/unit.c (update_position): Likewise.

From-SVN: r180702
 2011-10-31 16:52:26 +02:00
Janne Blomqvist
7d5ee21935 Simplify handling of special files. 
2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

* io/file_pos.c (st_rewind): Handle regular and special files
identically.
* io/intrinsics.c (fseek_sub): Don't check whether we think the
file is seekable, just do what the caller says.
* io/transfer.c (skip_record): First try to seek, then fallback to
reading and throwing away what we read.
* io/unit.c (update_position): Don't check whether file is
seekable, just try to do what we're told.
(unit_truncate): Likewise.
* io/unix.c (struct unix_stream): Remove special_file flag.
(buf_flush): Remove code for handling unseekable files.
(buf_seek): Likewise.
(fd_to_stream): Use buffered IO only for regular files.
(file_length): Remove is_seekable() call.
(is_seekable): Remove function.
(is_special): Likewise.
* io/unix.h: Remove prototypes for is_seekable and is_special.

From-SVN: r180701
 2011-10-31 16:45:50 +02:00
Janne Blomqvist
09ad57ec8f Return error when trying to seek a non-seekable buffered file 
From-SVN: r174947
 2011-06-11 13:52:18 +03:00
Janne Blomqvist
5ea0705af7 Figure out whether a file is seekable with lseek() 
From-SVN: r174946
 2011-06-11 13:19:49 +03:00
Janne Blomqvist
1028b2bded Error printing thread safety, remove GFORTRAN_USE_STDERR 
From-SVN: r173749
 2011-05-14 10:55:51 +03:00
Janne Blomqvist
1e03060224 Fix path handling 
From-SVN: r173172
 2011-04-29 19:09:45 +03:00
Jim Meyering
046957830e remove useless if-before-free tests 
Change "if (E) free (E);" to "free (E);" everywhere except in the
libgo/, intl/, zlib/ and classpath/ directories.
Also transform equivalent variants like
"if (E != NULL) free (E);" and allow an extra cast on the
argument to free.  Otherwise, the tested and freed "E"
expressions must be identical, modulo white space.

From-SVN: r172785
 2011-04-20 18:19:03 +00:00
Janne Blomqvist
d30fe1c5cd Replace sprintf with snprintf 
From-SVN: r172590
 2011-04-16 20:43:03 +03:00
Tobias Burnus
99ebea0382 unix.c: Adapt stat DEFINEs since MinGW64 supports LFS. 
2011-04-04  Tobias Burnus  <burnus@net-b.de>

        * unix.c: Adapt stat DEFINEs since MinGW64 supports LFS.
        (fallback_access, open_internal4, compare_file_filename,
        find_file, file_size, inquire_sequential, inquire_direct,
        inquire_formatted): Use "struct stat" instead of gfstat_t.

From-SVN: r171911
 2011-04-03 17:44:02 +02:00
Francois-Xavier Coudert
14bef49e53 re PR libfortran/47439 (Fun with scratch files on Windows MKTEMP only allows for 26 files) 
PR libfortran/47439

	* io/unix.c (tempfile): Work around poor mktemp() implementations.

	* gfortran.dg/scratch_1.f90: New test.

From-SVN: r171178
 2011-03-19 12:09:27 +00:00
Francois-Xavier Coudert
fe230fccd4 re PR libfortran/45165 (unix.c:fallback_access() leaks file descriptors) 
PR libfortran/45165
	* unix.c (fallback_access): Fix file descriptor leaks.

From-SVN: r170517
 2011-02-26 15:21:45 +00:00
Janne Blomqvist
6a0f6e7799 PR 47432 Use ttyname_r() if available 
From-SVN: r169337
 2011-01-27 22:05:45 +02:00
Janne Blomqvist
723553bdc1 PR 46267 strerror thread safety 
From-SVN: r169110
 2011-01-22 00:42:17 +02:00
Janne Blomqvist
9cd72574bc PR47296 Segfault when running out of file descriptors 
From-SVN: r168888
 2011-01-17 07:48:10 +02:00
Jerry DeLisle
050d1a59d1 re PR fortran/47296 (I/O Segfault when running out of file descriptors) 
2011-01-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47296
	* io/unix.c (unpack_filename): Return non-zero if the filename passed
	in is NULL.

From-SVN: r168832
 2011-01-15 06:42:30 +00:00
Janne Blomqvist
7debf73d34 Cache stat values, reduce syscalls 
From-SVN: r166502
 2010-11-09 20:17:35 +02:00
Janne Blomqvist
ce66b6f6ca PR 44931 Move struct unix_stream to unix.c 
From-SVN: r166325
 2010-11-04 21:29:28 +02:00
Janne Blomqvist
332b9a5c15 Remove prot from unix_stream 
From-SVN: r166284
 2010-11-04 01:07:11 +02:00
Janne Blomqvist
576e00858c Remove unused empty_internal_buffer function 
From-SVN: r166276
 2010-11-03 22:49:31 +02:00
Janne Blomqvist
47dad3ff97 Use access(2) instead of stat(2) to test file existence. 
From-SVN: r162798
 2010-08-01 14:22:18 +03:00
Jerry DeLisle
01b9977477 re PR fortran/44931 (For INPUT_UNIT, INQUIRE NAME= should not return "stdin") 
2010-07-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/44931
	* io/inquire.c (inquire_via_unit): Use ttyname to return actual device
	file name for stdin, stdout, and stderr.  If ttyname does not succeed
	fall back to default names for these units. Include string.h to allow
	using strlen function.
	* unix.c: Remove typedef of unix_stream structure, move to unix.h.
	* unix.h: Add typedef of unix_stream structure so that it is
	accessible to inquire.c.

From-SVN: r162667
 2010-07-29 01:32:23 +00:00
Jerry DeLisle
746e63273f re PR fortran/44953 (FAIL: gfortran.dg/char4_iunit_1.f03 * execution test) 
2010-07-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/44953
	* io/unix.c (mem_alloc_w4): Return gfc_char4_t instead of char type
	pointer. (mem_write4): Remove cast to gfc_char4_t.
	* io/transfer.c (write_block): Use a gfc_char4_t pointer.
	(memset4): New helper function. (next_record_w): Use new helper
	function rather than sset for internal units.  Don't attempt to pad
	with spaces if it is not needed.
	* io/unix.h: Update prototype for mem_alloc_w4.
	* io/write.c (memset4): Use gfc_char4_t pointer and chracter type.
	Don't use multiply by 4 to compute offset. (memcpy4): Likewise.
	(write_default_char4): Use a gfc_char4_t pointer and update memset4
	and memcpy calls. (write_a): Likewise. (write_l): Likewise.
	(write_boz): Likewise. (write_decimal): Likewise. (write_x): Likewise.
	(write_char): Add support for character(kind=4) internal units that
	was previously missed. (write_integer): Use a gfc_char4_t pointer and
	update memset4 and memcpy calls. (write_character): Likewise.
	(write_separator): Add support for character(kind=4) internal units
	that was previously missed.
	* write_float.def (output_float): Use a gfc_char4_t pointer and
	update memset4 and memcpy calls. (write_infnan): Likewise.
	(output_float_FMT_G_): Likewise.

From-SVN: r162304
 2010-07-19 13:11:54 +00:00
Jerry DeLisle
c7421e06ca re PR fortran/37077 (Implement Internal Unit I/O for character KIND=4) 
2010-07-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/37077
	* io/read.c: Fix comment.
	* io/io.h (is_char4_unit): New macro.
	* io/unit.c (get_internal_unit): Call new function open_internal4.
	* io/unix.c (mem_alloc_r4): New function. (mem_alloc_w4): New function.
	(mem_read4): New function, temporary stub. (mem_write4): New function.
	(open_internal4): New function to set stream pointers to use the new
	mem functions.
	* io/transfer.c (write_block): Use new mem_alloc_w4 to access internal
	units of kind=4.
	* io/unix.h: Add prototypes for open_internal4, mem_alloc_w4, and
	mem_alloc_r4.
	* io/write.c (memset4): New helper function. (memcpy4): New helper
	function. (write_default_char4): Use new helper functions.
	(write_a): Likewise. (write_l): Likewise. (write_boz): Likewise.
	(write_decimal): Likewise. (write_x): Likewise.
	(write_integer): Likewise.
	* io/write_float.def (output_float): Add code blocks to handle internal
	unit kind=4 output utilizing gfc_char4_t pointers. (write_infnan): Use
	new helper functions. (OUTPUT_FLOAT_FMT_G): Update this macro likewise.

From-SVN: r162123
 2010-07-13 02:12:08 +00:00
Kai Tietz
5bf935c3c8 re PR fortran/44698 (I/O: FLUSH does not actually flush the buffer?) 
2010-07-11  Kai Tietz  <kai.tietz@onevision.com>

	PR libfortran/44698
	* io/unix.c (flush_buf): Add _commit for WIN32.

From-SVN: r162060
 2010-07-11 20:43:25 +00:00
Janne Blomqvist
bb408e876c Remove free_mem 
From-SVN: r159160
 2010-05-07 18:55:59 +03:00
Kai Tietz
e7fc9c75d0 unix.c (raw_truncate): Explicit cast from integer-scal to pointer. 
2010-04-30  Kai Tietz  <kai.tietz@onevision.com>

        PR/43844
        * io/unix.c (raw_truncate): Explicit cast from integer-scal
        to pointer.
        (empfile): Use for mingw GetTempPath and avoid double slash
        for path.

From-SVN: r158925
 2010-04-30 11:15:03 +02:00
Kai Tietz
01d42eb543 unix.c (tempfile): Correct logic for mktemp case. 
2010-04-24  Kai Tietz  <kai.tietz@onevision.com>

        PR/43844
        * io/unix.c (tempfile): Correct logic for mktemp case.

From-SVN: r158686
 2010-04-24 14:24:33 +02:00
Paul Thomas
a1ff2ab8e4 transfer.c: Update copyright. 
2010-04-01  Paul Thomas  <pault@gcc.gnu.org>

	* io/transfer.c : Update copyright.
	* io/unix.c : ditto
	* io/read.c : ditto
	* io/io.h : ditto
	* io/unix.h : ditto
	* io/inquire.c : ditto
	* io/format.c : ditto
	* io/list_read.c : ditto
	* runtime/error.c : ditto
	* libgfortran.h : ditto
	* intrinsics/date_and_time.c: ditto
	* intrinsics/args.c : ditto

From-SVN: r157924
 2010-04-01 18:22:00 +00:00
Tobias Burnus
10fa280a98 re PR libfortran/43551 (Buffered direct I/O reads wrong record) 
2010-03-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/43551
        * io/unix.c (buf_write): Set physical_offset after lseek.

2010-03-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/43551
        * gfortran.dg/direct_io_12.f90: New test.

From-SVN: r157792
 2010-03-29 08:17:19 +02:00
Jerry DeLisle
41c3cddc6b re PR fortran/43409 (I/O: INQUIRE for SIZE does not work.) 
2010-03-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/43409
	* ioparm.def: Change inquire size variable to type pointer to
	GFC_IO_INT type.

2010-03-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/43409
	* io/unix.h: Add prototype for new function to return file size.
	* io/unix.c (file_size): New function.
	* io/inquire.c (inquire_via_unit): Use new function.
	(inquire_via_filename): Use new function.

From-SVN: r157593
 2010-03-20 14:39:00 +00:00
Janne Blomqvist
c9828e7878 PR libfortran/42420 Large file capable stat for MingW 
From-SVN: r155593
 2010-01-03 20:09:37 +02:00
Janne Blomqvist
a4384badd7 PR libfortran/40812 Large file support for MinGW 
From-SVN: r154984
 2009-12-04 18:28:44 +02:00