1 /* Copyright (C) 1999, 2000, 2002, 2003 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, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
24 #include <sys/syscall.h>
25 #include <bp-checks.h>
28 __execve (file
, argv
, envp
)
33 #if __BOUNDED_POINTERS__
37 char *__unbounded
*__unbounded ubp_argv
;
38 char *__unbounded
*__unbounded ubp_envp
;
39 char *__unbounded
*__unbounded ubp_v
;
41 for (v
= argv
; *v
; v
++)
44 ubp_argv
= (char *__unbounded
*__unbounded
) alloca (sizeof (*ubp_argv
) * i
);
45 for (v
= argv
, ubp_v
= ubp_argv
; --i
; v
++, ubp_v
++)
46 *ubp_v
= CHECK_STRING (*v
);
49 for (v
= envp
; *v
; v
++)
52 ubp_envp
= (char *__unbounded
*__unbounded
) alloca (sizeof (*ubp_envp
) * i
);
53 for (v
= envp
, ubp_v
= ubp_envp
; --i
; v
++, ubp_v
++)
54 *ubp_v
= CHECK_STRING (*v
);
57 return INLINE_SYSCALL (execve
, 3, CHECK_STRING (file
), ubp_argv
, ubp_envp
);
60 return INLINE_SYSCALL (execve
, 3, file
, argv
, envp
);
63 weak_alias (__execve
, execve
)