1 /* Copyright (C) 1999-2013 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
23 #include <sys/syscall.h>
24 #include <bp-checks.h>
27 __execve (file, argv, envp)
32 #if __BOUNDED_POINTERS__
36 char *__unbounded *__unbounded ubp_argv;
37 char *__unbounded *__unbounded ubp_envp;
38 char *__unbounded *__unbounded ubp_v;
40 for (v = argv; *v; v++)
43 ubp_argv = (char *__unbounded *__unbounded) alloca (sizeof (*ubp_argv) * i);
44 for (v = argv, ubp_v = ubp_argv; --i; v++, ubp_v++)
45 *ubp_v = CHECK_STRING (*v);
48 for (v = envp; *v; v++)
51 ubp_envp = (char *__unbounded *__unbounded) alloca (sizeof (*ubp_envp) * i);
52 for (v = envp, ubp_v = ubp_envp; --i; v++, ubp_v++)
53 *ubp_v = CHECK_STRING (*v);
56 return INLINE_SYSCALL (execve, 3, CHECK_STRING (file), ubp_argv, ubp_envp);
59 return INLINE_SYSCALL (execve, 3, file, argv, envp);
62 weak_alias (__execve, execve)