Mercurial > gnulib
view lib/mkfifo.c @ 17249:e542fd46ad6f
maint: update all copyright year number ranges
Run "make update-copyright". Compare to commit 1602f0a from last year.
Signed-off-by: Eric Blake <eblake@redhat.com>
author | Eric Blake <eblake@redhat.com> |
---|---|
date | Tue, 01 Jan 2013 00:50:58 +0000 |
parents | 8250f2777afc |
children | 344018b6e5d7 |
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/* Create a named fifo. Copyright (C) 2009-2013 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* written by Eric Blake */ #include <config.h> #include <sys/stat.h> #include <errno.h> #include <string.h> #if !HAVE_MKFIFO /* Mingw lacks mkfifo; always fail with ENOSYS. */ int mkfifo (char const *name _GL_UNUSED, mode_t mode _GL_UNUSED) { errno = ENOSYS; return -1; } #else /* HAVE_MKFIFO */ # undef mkfifo /* Create a named fifo FILE, with access permissions in MODE. Work around trailing slash bugs. */ int rpl_mkfifo (char const *name, mode_t mode) { # if MKFIFO_TRAILING_SLASH_BUG size_t len = strlen (name); if (len && name[len - 1] == '/') { struct stat st; if (stat (name, &st) == 0) errno = EEXIST; return -1; } # endif return mkfifo (name, mode); } #endif /* HAVE_MKFIFO */