diff options
author | Mark H Weaver <mhw@netris.org> | 2013-03-28 05:09:53 -0400 |
---|---|---|
committer | Mark H Weaver <mhw@netris.org> | 2013-03-28 05:09:53 -0400 |
commit | 26d148066f9cb20e395a7dc4fefdf2e2ef0b2fb0 (patch) | |
tree | 40f13bc6355adb822bb8cd01fee5bcd9fd5430f9 /lib/pipe.c | |
parent | 8ae26afefee947c71314733c419519fb616bf36d (diff) | |
parent | 579127cce488ce208d62e68e679e34fbbdc17367 (diff) | |
download | guile-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
Diffstat (limited to 'lib/pipe.c')
-rw-r--r-- | lib/pipe.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib/pipe.c b/lib/pipe.c new file mode 100644 index 000000000..fc1196775 --- /dev/null +++ b/lib/pipe.c @@ -0,0 +1,50 @@ +/* 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 |