2005-10-13 Thomas Koenig <Thomas.Koenig@online.de>
* io/unix.c(fd_alloc_r_at): Use read() instead of do_read()
only in case of special files (e.g. terminals).
From-SVN: r105373
2005-10-12 Janne Blomqvist <jblomqvi@cc.hut.fi>
* io/unix.c: Remove parts of patch of 2005/10/07 that cause
input from the terminal to hang.
From-SVN: r105324
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 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
2005-09-14 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
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
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
* acinclude.m4 (LIBGFOR_CHECK_UNLINK_OPEN_FILE): Add check to see
if target can unlink open files.
* configure.ac: Use this new test.
* config.h.in: Regenerate.
* configure: Regenerate.
* Makefile.in: Regenerate.
* aclocal.ac: Regenerate.
* io/io.h: Add prototype for unpack_filename.
* io/close.c (st_close): Delete file after closing unit if
HAVE_UNLINK_OPEN_FILE is not defined.
* io/unix.c (unpack_filename): Unlink scratch file after opening
it only if HAVE_UNLINK_OPEN_FILE is defined.
From-SVN: r103566
* check.c (gfc_check_ttynam_sub, gfc_check_isatty): Add check
functions for new intrinsics TTYNAM and ISATTY.
* intrinsic.c (add_functions, add_subroutines): Add new
intrinsics.
* intrinsic.h: Add prototypes for new check and resolve
functions.
* iresolve.c (gfc_resolve_isatty, gfc_resolve_ttynam_sub): New
resolve functions for intrinsics TTYNAM and ISATTY.
* gfortran.h (gfc_generic_isym_id): Add symbol for ISATTY.
* trans-intrinsic.c: Add case for GFC_ISYM_ISATTY.
* Makefile.am: Add file intrinsics/tty.c to Makefile process.
* Makefile.in: Regenerate.
* io/io.h: Prototypes for new functions stream_isatty and
stream_ttyname.
* io/unix (stream_isatty, stream_ttyname): New functions to call
isatty() and ttyname() on a given unit.
* intrinsics/tty.c: New file to implement g77 intrinsics TTYNAM
and ISATTY.
From-SVN: r102915
* io/io.h: Change DEFAULT_TEMPDIR to /tmp instead of /var/tmp.
* io/unix.c (tempfile): Look at the TEMP environment variable
to find the temporary files directory. Whitespace correction.
From-SVN: r102822
2005-07-12 Thomas Koenig <Thomas.Koenig@online.de>
io/unix.c: Add member special_file to type unix_stream.
(fd_truncate): Don't call ftruncate or chsize if
s refers to a special file.
(fd_to_stream): initialize s->special_file.
2005-07-12 Thomas Koenig <Thomas.Koenig@online.de>
gfortran.dg/dev_null.f90: Remove targets.
From-SVN: r101937
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
2005-05-12 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/21324
* runtime/memory.c: Don't define GFC_CLEAR_MEMORY (it's a
performance hog).
* io/open.c (new_unit): Zero freshly allocated memory for
unit structure.
* io/unit.c (init_units): Zero freshly allocated memory for
STDIN, STDOUT and STDERR.
* io/unix.c (open_internal): Zero freshly allocated memory
for unix_stream.
(fd_to_stream): Likewise.
From-SVN: r99619
PR libfortran/19155
* io/read.c (read_f): Accept 'e', 'E', 'd' and 'D' as first
non-blank characters of a real number.
* gfortran.dg/pr19155.f: New test.
From-SVN: r99424
* configure.ac: Check for ftruncate and chsize.
* io/unix.c (fd_truncate): Provide chsize as alternative to
ftruncate.
* config.h.in: Regenerate.
* configure: Regenerate.
From-SVN: r98989
2005-01-22 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/18982
* io/unix.c (regular_file): No need to change flags->action
if an error occurs. Document this.
No need to call stat() for STATUS_OLD, open() will
fail anyway.
For ACTION_UNSPECIFIED, try open for read-write, then for
read-only if open fails with EACCES, then for write-only
if that fails with EACCES again.
* io/unix.c (open_external): Document changed behavior of
regular_file.
testsuite/
* gfortran.dg/open_new.f90: New file.
From-SVN: r94076
2004-11-28 Bud Davis <bdavis9659@comcast.net>
* gcc/gcc/gfortran.dg/direct_io_2.f90: New test.
* gcc/libgfortran/io/unix.c (mmap_alloc_w_a): check for a write
to a location less than the mapped area.
From-SVN: r91426
2004-07-04 Bud Davis <bdavis9659@comcast.net>
Paul Brook <paul@codesourcery.com>
PR fortran/15472
* io/transfer.c(us_write): set recl for seq unform writes to max size.
* io/transfer.c(data_transfer_init): handle un-opened seq unform unit.
* io/unix.c(fd_alloc_w_at): handle requests at start, fd_flush at
right time.
* io/unix.c(is_seekable): set based upon the file/device, not the
method being used to access it (fd or mmap).
* io/unix.c(fd_flush): don't set file_size if !seekable.
* io/unix.c(fd_truncate: ditto.
* gfortran.fortran-torture/execute/seq_io.f90: New test.
Co-Authored-By: Paul Brook <paul@codesourcery.com>
From-SVN: r84104
2004-06-26 Bud Davis <bdavis9659@comcast.net>
PR gfortran/16196
* unix.c(regular_file): create file if it does not exist.
* gfortran.fortran-torture/execute/open_replace.f90: New test case.
From-SVN: r83709
