summaryrefslogtreecommitdiff
path: root/sysdeps/unix/sysv/linux/getpid.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix/sysv/linux/getpid.c')
-rw-r--r--sysdeps/unix/sysv/linux/getpid.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/sysdeps/unix/sysv/linux/getpid.c b/sysdeps/unix/sysv/linux/getpid.c
deleted file mode 100644
index 1124549326..0000000000
--- a/sysdeps/unix/sysv/linux/getpid.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/* Copyright (C) 2003-2016 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
-
- 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 <unistd.h>
-#include <tls.h>
-#include <sysdep.h>
-
-
-#if IS_IN (libc)
-static inline __attribute__((always_inline)) pid_t really_getpid (pid_t oldval);
-
-static inline __attribute__((always_inline)) pid_t
-really_getpid (pid_t oldval)
-{
- if (__glibc_likely (oldval == 0))
- {
- pid_t selftid = THREAD_GETMEM (THREAD_SELF, tid);
- if (__glibc_likely (selftid != 0))
- return selftid;
- }
-
- INTERNAL_SYSCALL_DECL (err);
- pid_t result = INTERNAL_SYSCALL (getpid, err, 0);
-
- /* We do not set the PID field in the TID here since we might be
- called from a signal handler while the thread executes fork. */
- if (oldval == 0)
- THREAD_SETMEM (THREAD_SELF, tid, result);
- return result;
-}
-#endif
-
-pid_t
-__getpid (void)
-{
-#if !IS_IN (libc)
- INTERNAL_SYSCALL_DECL (err);
- pid_t result = INTERNAL_SYSCALL (getpid, err, 0);
-#else
- pid_t result = THREAD_GETMEM (THREAD_SELF, pid);
- if (__glibc_unlikely (result <= 0))
- result = really_getpid (result);
-#endif
- return result;
-}
-
-libc_hidden_def (__getpid)
-weak_alias (__getpid, getpid)
-libc_hidden_def (getpid)