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authorJörg Frings-Fürst <debian@jff.email>2022-01-08 11:53:52 +0100
committerJörg Frings-Fürst <debian@jff.email>2022-01-08 11:53:52 +0100
commitfa838e76139763f902c7d27cb9e1d393ed6a15e4 (patch)
tree7d0ae09775ea950056193eaa2ca93844299d46f1 /tests/pipe.c
parentc78359d9542c86b972aac373efcf7bc7a8a560e5 (diff)
parent2959e59fab3bab834368adefd90bd4b1b094366b (diff)
Merge branch 'feature/upstream' into develop
Diffstat (limited to 'tests/pipe.c')
-rw-r--r--tests/pipe.c50
1 files changed, 50 insertions, 0 deletions
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+/* Create a pipe.
+ Copyright (C) 2009-2022 Free Software Foundation, Inc.
+
+ This file is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ This file 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 Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser 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