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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 05:50:33 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 05:50:33 +0100
commit6b2e5e0d91823c2a6ce5a5cb12ae3d00b82adae7 (patch)
tree30abf5fa5e54f2a079e53228083cf4d230efc102 /libpthread/sysdeps/generic/sem-init.c
parent93ba48b6534f44c41f5739505dc9943d760a1867 (diff)
parentf115339ad63bfb0005bc3d1ebfb05e1a0aecc0db (diff)
Merge branch 'upstream-merged' of git.debian.org:/git/pkg-hurd/hurd into upstream-merged
Diffstat (limited to 'libpthread/sysdeps/generic/sem-init.c')
-rw-r--r--libpthread/sysdeps/generic/sem-init.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/libpthread/sysdeps/generic/sem-init.c b/libpthread/sysdeps/generic/sem-init.c
new file mode 100644
index 00000000..d2414f5d
--- /dev/null
+++ b/libpthread/sysdeps/generic/sem-init.c
@@ -0,0 +1,46 @@
+/* Initialize a semaphore. Generic version.
+ Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <semaphore.h>
+#include <errno.h>
+
+#include <pt-internal.h>
+
+int
+__sem_init (sem_t *sem, int pshared, unsigned value)
+{
+ if (pshared != 0)
+ {
+ errno = EOPNOTSUPP;
+ return -1;
+ }
+
+#ifdef SEM_VALUE_MAX
+ if (value > SEM_VALUE_MAX)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+#endif
+
+ *sem = (sem_t) __SEMAPHORE_INITIALIZER (pshared, value);
+ return 0;
+}
+
+strong_alias (__sem_init, sem_init);