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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /sysdeps/mach/hurd/execve.c
initial import
Diffstat (limited to 'sysdeps/mach/hurd/execve.c')
-rw-r--r--sysdeps/mach/hurd/execve.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/execve.c b/sysdeps/mach/hurd/execve.c
new file mode 100644
index 0000000000..5a45f5f42e
--- /dev/null
+++ b/sysdeps/mach/hurd/execve.c
@@ -0,0 +1,45 @@
+/* Copyright (C) 1991, 1992, 1993, 1994, 1995 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <ansidecl.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <fcntl.h>
+
+/* Replace the current process, executing FILE_NAME with arguments ARGV and
+ environment ENVP. ARGV and ENVP are terminated by NULL pointers. */
+int
+DEFUN(__execve, (file_name, argv, envp),
+ CONST char *file_name AND char *CONST argv[] AND char *CONST envp[])
+{
+ error_t err;
+ file_t file = __file_name_lookup (file_name, O_EXEC, 0);
+
+ if (file == MACH_PORT_NULL)
+ return -1;
+
+ /* Hopefully this will not return. */
+ err = _hurd_exec (__mach_task_self (), file, argv, envp);
+
+ /* Oh well. Might as well be tidy. */
+ __mach_port_deallocate (__mach_task_self (), file);
+
+ return __hurd_fail (err);
+}
+
+weak_alias (__execve, execve)