From cccc549ced940c85039c8ce263c8bb571f244afd Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 31 Jan 2006 05:05:15 +0000 Subject: initial import of latest linuxthreads --- .../linuxthreads/sysdeps/unix/sysv/linux/execve.c | 73 ++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/execve.c (limited to 'libpthread/linuxthreads/sysdeps/unix/sysv/linux/execve.c') diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/execve.c b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/execve.c new file mode 100644 index 000000000..9fa912b90 --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/execve.c @@ -0,0 +1,73 @@ +/* Copyright (C) 1999, 2000, 2002 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 +#include + +#include +#include +#include +#include + +extern int __syscall_execve (const char *__unbounded file, + char *__unbounded const *__unbounded argv, + char *__unbounded const *__unbounded envp); +extern void __pthread_kill_other_threads_np (void); +weak_extern (__pthread_kill_other_threads_np) + + +int +__execve (file, argv, envp) + const char *file; + char *const argv[]; + char *const envp[]; +{ + /* If this is a threaded application kill all other threads. */ + if (__pthread_kill_other_threads_np) + __pthread_kill_other_threads_np (); +#if __BOUNDED_POINTERS__ + { + char *const *v; + int i; + char *__unbounded *__unbounded ubp_argv; + char *__unbounded *__unbounded ubp_envp; + char *__unbounded *__unbounded ubp_v; + + for (v = argv; *v; v++) + ; + i = v - argv + 1; + ubp_argv = (char *__unbounded *__unbounded) alloca (sizeof (*ubp_argv) * i); + for (v = argv, ubp_v = ubp_argv; --i; v++, ubp_v++) + *ubp_v = CHECK_STRING (*v); + *ubp_v = 0; + + for (v = envp; *v; v++) + ; + i = v - envp + 1; + ubp_envp = (char *__unbounded *__unbounded) alloca (sizeof (*ubp_envp) * i); + for (v = envp, ubp_v = ubp_envp; --i; v++, ubp_v++) + *ubp_v = CHECK_STRING (*v); + *ubp_v = 0; + + return INLINE_SYSCALL (execve, 3, CHECK_STRING (file), ubp_argv, ubp_envp); + } +#else + return INLINE_SYSCALL (execve, 3, file, argv, envp); +#endif +} +weak_alias (__execve, execve) -- cgit v1.2.3