From 2edb61e3f955bfcc9dd3cb6b3b1acfe4806234a6 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Mon, 20 Sep 2004 00:16:11 +0000
Subject: Update.

	* sysdeps/unix/sysv/linux/setegid.c [HAVE_PTR__NPTL_SETXID]: Call
	callback to set IDs in all other threads as well.
	* sysdeps/unix/sysv/linux/seteuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setegid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/seteuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setgid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise.
	* sysdeps/unix/sysv/linux/setuid.c: New file.
	* sysdeps/unix/sysv/linux/setgid.c: New file.
	* sysdeps/unix/sysv/linux/setreuid.c: New file.
	* sysdeps/unix/sysv/linux/setregid.c: New file.
	* sysdeps/unix/sysv/linux/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/setresgid.c: New file.
	* sysdeps/unix/sysv/linux/i386/sysdep.h: Define INTERNAL_SYSCALL_NCS.
	* sysdeps/unix/sysv/linux/ia64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/setegid.c: Use x86 version.
	* sysdeps/unix/sysv/linux/sparc/sparc32/seteuid.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/setresgid.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Remove setresgid
	and setresuid.
	* nscd/aicache.c: Use pthread_seteuid_np instead of seteuid.
	* nscd/grpcache.c: Likewise.
	* nscd/hstcache.c: Likewise.
	* nscd/pwdcache.c: Likewise.
---
 sysdeps/unix/sysv/linux/i386/setuid.c | 33 ++++++++++++++++++++++++++++-----
 1 file changed, 28 insertions(+), 5 deletions(-)

(limited to 'sysdeps/unix/sysv/linux/i386/setuid.c')

diff --git a/sysdeps/unix/sysv/linux/i386/setuid.c b/sysdeps/unix/sysv/linux/i386/setuid.c
index 69bf42596f..a11fb7f60c 100644
--- a/sysdeps/unix/sysv/linux/i386/setuid.c
+++ b/sysdeps/unix/sysv/linux/i386/setuid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 2000, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 2000, 2003, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,6 +25,8 @@
 
 #include <linux/posix_types.h>
 #include "kernel-features.h"
+#include <pthread-functions.h>
+
 
 #ifdef __NR_setuid32
 # if __ASSUME_32BITUIDS == 0
@@ -37,8 +39,10 @@ extern int __libc_missing_32bit_uids;
 int
 __setuid (uid_t uid)
 {
-#if __ASSUME_32BITUIDS > 0
-  return INLINE_SYSCALL (setuid32, 1, uid);
+  int result;
+
+#if __ASSUME_32BITUIDS > 0 && defined __NR_setuid32
+  result = INLINE_SYSCALL (setuid32, 1, uid);
 #else
 # ifdef __NR_setuid32
   if (__libc_missing_32bit_uids <= 0)
@@ -47,7 +51,9 @@ __setuid (uid_t uid)
       int saved_errno = errno;
 
       result = INLINE_SYSCALL (setuid32, 1, uid);
-      if (result == 0 || errno != ENOSYS)
+      if (result == 0)
+	goto out;
+      if (errno != ENOSYS)
 	return result;
 
       __set_errno (saved_errno);
@@ -62,7 +68,24 @@ __setuid (uid_t uid)
       return -1;
     }
 
-  return INLINE_SYSCALL (setuid, 1, uid);
+  result = INLINE_SYSCALL (setuid, 1, uid);
+# ifdef __NR_setuid32
+ out:
+# endif
+#endif
+
+#if defined HAVE_PTR__NPTL_SETXID && !defined SINGLE_THREAD
+  if (result == 0 && __libc_pthread_functions.ptr__nptl_setxid != NULL)
+    {
+      struct xid_command cmd;
+      cmd.syscall_no = __NR_setuid32;
+      cmd.id[0] = uid;
+      __libc_pthread_functions.ptr__nptl_setxid (&cmd);
+    }
 #endif
+
+  return result;
 }
+#ifndef __setuid
 weak_alias (__setuid, setuid)
+#endif
-- 
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