diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/getpid.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/getpid.c | 64 |
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) |