about summary refs log tree commit diff
diff options
context:
space:
mode:
authorRich Felker <dalias@aerifal.cx>2011-04-03 16:20:57 -0400
committerRich Felker <dalias@aerifal.cx>2011-04-03 16:20:57 -0400
commit1db283bf19c3e2a41345895b887a88aea086cb29 (patch)
tree1483efd8d5469c2985795d6c6db132e1a1d9e9be
parent7fd3995282db788e33f1bfd7eea95b480d45c804 (diff)
downloadmusl-1db283bf19c3e2a41345895b887a88aea086cb29.tar.gz
musl-1db283bf19c3e2a41345895b887a88aea086cb29.tar.xz
musl-1db283bf19c3e2a41345895b887a88aea086cb29.zip
add setresuid/setresgid functions (nonstandard)
-rw-r--r--include/unistd.h2
-rw-r--r--src/unistd/setresgid.c10
-rw-r--r--src/unistd/setresuid.c10
3 files changed, 22 insertions, 0 deletions
diff --git a/include/unistd.h b/include/unistd.h
index a3561114..35df1cd5 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -154,6 +154,8 @@ int sethostname(const char *, size_t);
 int usleep(unsigned);
 unsigned ualarm(unsigned, unsigned);
 int setgroups(int, const gid_t []);
+int setresuid(uid_t, uid_t, uid_t);
+int setresgid(gid_t, gid_t, gid_t);
 #endif
 
 #define _XOPEN_VERSION          700
diff --git a/src/unistd/setresgid.c b/src/unistd/setresgid.c
new file mode 100644
index 00000000..3c85a828
--- /dev/null
+++ b/src/unistd/setresgid.c
@@ -0,0 +1,10 @@
+#define _GNU_SOURCE
+#include <unistd.h>
+#include "syscall.h"
+#include "libc.h"
+
+int setresgid(gid_t rgid, gid_t egid, gid_t sgid)
+{
+	if (libc.rsyscall) return libc.rsyscall(__NR_setresgid, rgid, egid, sgid, 0, 0, 0);
+	return syscall(SYS_setresgid, rgid, egid, sgid);
+}
diff --git a/src/unistd/setresuid.c b/src/unistd/setresuid.c
new file mode 100644
index 00000000..376ce406
--- /dev/null
+++ b/src/unistd/setresuid.c
@@ -0,0 +1,10 @@
+#define _GNU_SOURCE
+#include <unistd.h>
+#include "syscall.h"
+#include "libc.h"
+
+int setresuid(uid_t ruid, uid_t euid, uid_t suid)
+{
+	if (libc.rsyscall) return libc.rsyscall(__NR_setresuid, ruid, euid, suid, 0, 0, 0);
+	return syscall(SYS_setresuid, ruid, euid, suid);
+}