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authorMark H Weaver <mhw@netris.org>2013-03-28 05:09:53 -0400
committerMark H Weaver <mhw@netris.org>2013-03-28 05:09:53 -0400
commit26d148066f9cb20e395a7dc4fefdf2e2ef0b2fb0 (patch)
tree40f13bc6355adb822bb8cd01fee5bcd9fd5430f9 /lib/pipe.c
parent8ae26afefee947c71314733c419519fb616bf36d (diff)
parent579127cce488ce208d62e68e679e34fbbdc17367 (diff)
downloadguile-26d148066f9cb20e395a7dc4fefdf2e2ef0b2fb0.tar.gz
Merge remote-tracking branch 'origin/stable-2.0'
Conflicts: configure.ac libguile/deprecated.c libguile/deprecated.h libguile/filesys.h libguile/fluids.c libguile/fports.c libguile/gc.c libguile/guile.c libguile/numbers.c libguile/objcodes.c libguile/r6rs-ports.c libguile/smob.c libguile/socket.c libguile/threads.h module/language/scheme/decompile-tree-il.scm module/language/tree-il/peval.scm test-suite/tests/syncase.test
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diff --git a/lib/pipe.c b/lib/pipe.c
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+/* Create a pipe.
+ 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 Lesser 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 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 <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+/* Specification. */
+#include <unistd.h>
+
+#if (defined _WIN32 || 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