new attempt at making set*id() safe and robust

[musl] / src / unistd / setresuid.c

diff --git a/src/unistd/setresuid.c b/src/unistd/setresuid.c
index 376ce40..83692b4 100644 (file)
--- a/src/unistd/setresuid.c
+++ b/src/unistd/setresuid.c
@@ -5,6 +5,5 @@
 
 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);
+       return __setxid(SYS_setresuid, ruid, euid, suid);
 }