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Diffstat (limited to 'sysdeps/unix/sysv/linux/sched_getcpu.c')
-rw-r--r--sysdeps/unix/sysv/linux/sched_getcpu.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/sched_getcpu.c b/sysdeps/unix/sysv/linux/sched_getcpu.c
new file mode 100644
index 0000000000..e41eee6431
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sched_getcpu.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 2007 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 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.
+
+ 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <sched.h>
+#include <sysdep.h>
+
+
+int
+sched_getcpu (void)
+{
+#ifdef __NR_getcpu
+ unsigned int cpu;
+ int r = INLINE_SYSCALL (getcpu, 3, &cpu, NULL, NULL);
+
+ return r == -1 ? r : cpu;
+#else
+ __set_errno (ENOSYS);
+ return -1;
+#endif
+}