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authorEric Andersen <andersen@codepoet.org>2004-01-21 23:27:48 +0000
committerEric Andersen <andersen@codepoet.org>2004-01-21 23:27:48 +0000
commit6334e558ab33ee1e54ed33740881a2798c5915c2 (patch)
tree5d3253d5928343d2a37cc55be7a9c35244b4ab42 /libc/sysdeps/linux/common/setregid.c
parent9bafaa6fe7ded400aac87526ce615f1875ce2673 (diff)
Split up syscalls.c, since it had grown to be quite large and ugly.
-Erik
Diffstat (limited to 'libc/sysdeps/linux/common/setregid.c')
-rw-r--r--libc/sysdeps/linux/common/setregid.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/setregid.c b/libc/sysdeps/linux/common/setregid.c
new file mode 100644
index 000000000..dbbbcd12a
--- /dev/null
+++ b/libc/sysdeps/linux/common/setregid.c
@@ -0,0 +1,25 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * setregid() for uClibc
+ *
+ * Copyright (C) 2000-2004 by Erik Andersen <andersen@codpoet.org>
+ *
+ * GNU Library General Public License (LGPL) version 2 or later.
+ */
+
+#include "syscalls.h"
+#include <unistd.h>
+
+#define __NR___syscall_setregid __NR_setregid
+static inline _syscall2(int, __syscall_setregid,
+ __kernel_gid_t, rgid, __kernel_gid_t, egid);
+
+int setregid(gid_t rgid, gid_t egid)
+{
+ if (((rgid + 1) > (gid_t) ((__kernel_gid_t) - 1U))
+ || ((egid + 1) > (gid_t) ((__kernel_gid_t) - 1U))) {
+ __set_errno(EINVAL);
+ return -1;
+ }
+ return (__syscall_setregid(rgid, egid));
+}