summaryrefslogtreecommitdiff
path: root/sysdeps/nptl/setxid.h
diff options
context:
space:
mode:
authorRoland McGrath <roland@hack.frob.com>2014-06-12 13:48:47 -0700
committerRoland McGrath <roland@hack.frob.com>2014-06-12 13:48:47 -0700
commit463dc947b4f9bc4137c9919ee72b896403926474 (patch)
treeaaade6746cade247ea83c99c3057f6f08e1eb6a9 /sysdeps/nptl/setxid.h
parente876b09076d859836f948691dee5a1e3b956256e (diff)
Get rid of nptl/sysdeps/pthread/ subdirectory
Diffstat (limited to 'sysdeps/nptl/setxid.h')
-rw-r--r--sysdeps/nptl/setxid.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/sysdeps/nptl/setxid.h b/sysdeps/nptl/setxid.h
new file mode 100644
index 0000000000..76c88e0feb
--- /dev/null
+++ b/sysdeps/nptl/setxid.h
@@ -0,0 +1,62 @@
+/* Copyright (C) 2004-2014 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <pthreadP.h>
+#include <sysdep.h>
+
+#define __SETXID_1(cmd, arg1) \
+ cmd.id[0] = (long int) arg1
+#define __SETXID_2(cmd, arg1, arg2) \
+ __SETXID_1 (cmd, arg1); cmd.id[1] = (long int) arg2
+#define __SETXID_3(cmd, arg1, arg2, arg3) \
+ __SETXID_2 (cmd, arg1, arg2); cmd.id[2] = (long int) arg3
+
+#ifdef SINGLE_THREAD
+# define INLINE_SETXID_SYSCALL(name, nr, args...) \
+ INLINE_SYSCALL (name, nr, args)
+#elif defined SHARED
+# define INLINE_SETXID_SYSCALL(name, nr, args...) \
+ ({ \
+ int __result; \
+ if (__builtin_expect (__libc_pthread_functions_init, 0)) \
+ { \
+ struct xid_command __cmd; \
+ __cmd.syscall_no = __NR_##name; \
+ __SETXID_##nr (__cmd, args); \
+ __result = PTHFCT_CALL (ptr__nptl_setxid, (&__cmd)); \
+ } \
+ else \
+ __result = INLINE_SYSCALL (name, nr, args); \
+ __result; \
+ })
+#else
+# define INLINE_SETXID_SYSCALL(name, nr, args...) \
+ ({ \
+ extern __typeof (__nptl_setxid) __nptl_setxid __attribute__((weak));\
+ int __result; \
+ if (__glibc_unlikely (__nptl_setxid != NULL)) \
+ { \
+ struct xid_command __cmd; \
+ __cmd.syscall_no = __NR_##name; \
+ __SETXID_##nr (__cmd, args); \
+ __result =__nptl_setxid (&__cmd); \
+ } \
+ else \
+ __result = INLINE_SYSCALL (name, nr, args); \
+ __result; \
+ })
+#endif