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

[musl] / src / unistd / setreuid.c

diff --git a/src/unistd/setreuid.c b/src/unistd/setreuid.c
index 47c6730..3fcc59e 100644 (file)
--- a/src/unistd/setreuid.c
+++ b/src/unistd/setreuid.c
@@ -4,6 +4,5 @@
 
 int setreuid(uid_t ruid, uid_t euid)
 {
-       if (libc.rsyscall) return libc.rsyscall(__NR_setreuid, ruid, euid, 0, 0, 0, 0);
-       return syscall2(__NR_setreuid, ruid, euid);
+       return __setxid(SYS_setreuid, ruid, euid, 0);
 }