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authorRoland McGrath <roland@gnu.org>2006-02-28 19:07:44 +0000
committerRoland McGrath <roland@gnu.org>2006-02-28 19:07:44 +0000
commit016080606c689982d2c15578aebbabf5c301bb3b (patch)
treec2a76e1fa756e57d8b91d24e7b17fb758afae377 /sysdeps/unix/sysv/linux/sh/chown.c
parent14d44b191fb0980b22002b79a53ff2dda3120772 (diff)
downloadglibc-016080606c689982d2c15578aebbabf5c301bb3b.tar.gz
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c: Include x86_64
	umount.c rather than hppa umount.c.
	* sysdeps/unix/sysv/linux/sparc/sparc32/chown.c: Include sh chown.c
	rather than m68k chown.c.
	* sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c: Include sh
	fchownat.c rather than m68k fchownat.c.
	* sysdeps/unix/sysv/linux/sh/chown.c: Copy over from m68k chown.c.
	* sysdeps/unix/sysv/linux/sh/fchownat.c: Copy over from m68k
	fchownat.c.
	* sysdeps/unix/sysv/linux/x86_64/brk.c: Copy over from hppa brk.c.
	* sysdeps/unix/sysv/linux/x86_64/umount.c: Copy over from hppa
	umount.c.
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh/chown.c')
-rw-r--r--sysdeps/unix/sysv/linux/sh/chown.c70
1 files changed, 69 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/chown.c b/sysdeps/unix/sysv/linux/sh/chown.c
index 1961622564..e7193dc23b 100644
--- a/sysdeps/unix/sysv/linux/sh/chown.c
+++ b/sysdeps/unix/sysv/linux/sh/chown.c
@@ -1 +1,69 @@
-#include <sysdeps/unix/sysv/linux/m68k/chown.c>
+/* Copyright (C) 1998,2000,2002,2003,2006 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <linux/posix_types.h>
+#include <kernel-features.h>
+
+#ifdef __NR_chown32
+# if __ASSUME_32BITUIDS == 0
+/* This variable is shared with all files that need to check for 32bit
+   uids.  */
+extern int __libc_missing_32bit_uids;
+# endif
+#endif /* __NR_chown32 */
+
+int
+__chown (const char *file, uid_t owner, gid_t group)
+{
+#if __ASSUME_32BITUIDS > 0
+  return INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group);
+#else
+# ifdef __NR_chown32
+  if (__libc_missing_32bit_uids <= 0)
+    {
+      int result;
+      int saved_errno = errno;
+
+      result = INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group);
+      if (result == 0 || errno != ENOSYS)
+	return result;
+
+      __set_errno (saved_errno);
+      __libc_missing_32bit_uids = 1;
+    }
+# endif /* __NR_chown32 */
+
+  if (((owner + 1) > (gid_t) ((__kernel_uid_t) -1U))
+      || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  return INLINE_SYSCALL (chown, 3, CHECK_STRING (file), owner, group);
+#endif
+}
+libc_hidden_def (__chown)
+weak_alias (__chown, chown)