Mercurial > hg > octave-lojdl > gnulib-hg
changeset 14703:334032e8de74
fclose: guarantee behavior on seekable stdin
* modules/fclose (Depends-on): Add fflush.
* doc/posix-functions/fclose.texi (fclose): Document this.
* tests/test-fclose.c (main): Make test for this unconditional.
Signed-off-by: Eric Blake <eblake@redhat.com>
author | Eric Blake <eblake@redhat.com> |
---|---|
date | Fri, 06 May 2011 13:01:17 -0600 |
parents | fe82559e011f |
children | 0223f2067342 |
files | ChangeLog doc/posix-functions/fclose.texi modules/fclose tests/test-fclose.c |
diffstat | 4 files changed, 11 insertions(+), 11 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2011-05-06 Eric Blake <eblake@redhat.com> + + fclose: guarantee behavior on seekable stdin + * modules/fclose (Depends-on): Add fflush. + * doc/posix-functions/fclose.texi (fclose): Document this. + * tests/test-fclose.c (main): Make test for this unconditional. + 2011-05-06 Bruno Haible <bruno@clisp.org> fflush, fpurge: Relicense under LGPLv2+.
--- a/doc/posix-functions/fclose.texi +++ b/doc/posix-functions/fclose.texi @@ -4,18 +4,14 @@ POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/fclose.html} -Gnulib module: fclose, fflush +Gnulib module: fclose -Portability problems fixed by Gnulib module @code{fclose} together with module @code{fflush}: +Portability problems fixed by Gnulib: @itemize @item On some platforms, this function fails to set the file position of a seekable input stream to the byte after the last one actually read: glibc 2.13, FreeBSD. -@end itemize - -Portability problems fixed by Gnulib module @code{fclose}: -@itemize @item On Windows platforms (excluding Cygwin), @code{socket} and @code{accept} followed by @code{fdopen} do not return streams that can be closed by
--- a/modules/fclose +++ b/modules/fclose @@ -8,6 +8,7 @@ Depends-on: stdio close [test $REPLACE_FCLOSE = 1] +fflush [test $REPLACE_FCLOSE = 1] freading [test $REPLACE_FCLOSE = 1] lseek [test $REPLACE_FCLOSE = 1] @@ -25,4 +26,3 @@ Maintainer: Bruno Haible -
--- a/tests/test-fclose.c +++ b/tests/test-fclose.c @@ -62,9 +62,7 @@ ASSERT (errno == EBADF); ASSERT (lseek (fd, 0, SEEK_CUR) == 2); -#if GNULIB_FFLUSH - /* Likewise for an input stream, but only when we know fflush works - on input streams. */ + /* Likewise for an input stream. */ fd2 = dup (fd); ASSERT (0 <= fd2); f = fdopen (fd2, "r"); @@ -75,7 +73,6 @@ ASSERT (lseek (fd2, 0, SEEK_CUR) == -1); ASSERT (errno == EBADF); ASSERT (lseek (fd, 0, SEEK_CUR) == 3); -#endif /* Test that fclose() sets errno if someone else closes the stream fd behind the back of stdio. */