musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/include/sys/fsuid.h b/include/sys/fsuid.h
new file mode 100644
index 00000000..f62184c5
--- /dev/null
+++ b/include/sys/fsuid.h

@@ -0,0 +1,20 @@

+#ifndef _FSUID_H

+#define _FSUID_H

+

+#ifdef __cplusplus

+extern "C" {

+#endif

+

+#define __NEED_uid_t

+#define __NEED_gid_t

+

+#include <bits/alltypes.h>

+

+int setfsuid(uid_t);

+int setfsgid(gid_t);

+

+#ifdef __cplusplus

+}

+#endif

+

+#endif

diff --git a/src/linux/setfsgid.c b/src/linux/setfsgid.c
new file mode 100644
index 00000000..a7ed9e92
--- /dev/null
+++ b/src/linux/setfsgid.c

@@ -0,0 +1,8 @@

+#include <unistd.h>

+#include "syscall.h"

+#include "libc.h"

+

+int setfsgid(gid_t gid)

+{

+ return syscall(SYS_setfsgid, gid);

+}

diff --git a/src/linux/setfsuid.c b/src/linux/setfsuid.c
new file mode 100644
index 00000000..1509e0aa
--- /dev/null
+++ b/src/linux/setfsuid.c

@@ -0,0 +1,8 @@

+#include <unistd.h>

+#include "syscall.h"

+#include "libc.h"

+

+int setfsuid(uid_t uid)

+{

+ return syscall(SYS_setfsuid, uid);

+}