Mercurial > gnulib
view lib/pipe.c @ 40057:b06060465f09
maint: Run 'make update-copyright'
author | Paul Eggert <eggert@cs.ucla.edu> |
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date | Tue, 01 Jan 2019 00:25:11 +0100 |
parents | beb2ad957aca |
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/* Create a pipe. Copyright (C) 2009-2019 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 2, 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 <https://www.gnu.org/licenses/>. */ #include <config.h> /* Specification. */ #include <unistd.h> #if defined _WIN32 && ! defined __CYGWIN__ /* Native Windows API. */ /* Get _pipe(). */ # include <io.h> /* Get _O_BINARY. */ # include <fcntl.h> int pipe (int fd[2]) { /* Mingw changes fd to {-1,-1} on failure, but this violates http://austingroupbugs.net/view.php?id=467 */ int tmp[2]; int result = _pipe (tmp, 4096, _O_BINARY); if (!result) { fd[0] = tmp[0]; fd[1] = tmp[1]; } return result; } #else # error "This platform lacks a pipe function, and Gnulib doesn't provide a replacement. This is a bug in Gnulib." #endif