source: trunk/libs/newlib/src/libgloss/epiphany/execve.c @ 616

Last change on this file since 616 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 2.5 KB
Line 
1/* EPIPHANY implementation of _execve ()
2
3   Copyright (c) 2011, 2012 Adapteva, Inc.
4   All rights reserved.
5
6   Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> for Adapteva Inc
7
8   Redistribution and use in source and binary forms, with or without
9   modification, are permitted provided that the following conditions are met:
10    * Redistributions of source code must retain the above copyright notice,
11      this list of conditions and the following disclaimer.
12    * Redistributions in binary form must reproduce the above copyright
13      notice, this list of conditions and the following disclaimer in the
14      documentation and/or other materials provided with the distribution.
15    * Neither the name of Adapteva nor the names of its contributors may be
16      used to endorse or promote products derived from this software without
17      specific prior written permission.
18
19   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29   POSSIBILITY OF SUCH DAMAGE.                                               */
30
31
32#include <errno.h>
33#include <sys/types.h>
34
35
36/* ------------------------------------------------------------------------- */
37/*!Transfer control to a new process.
38
39   This is a minimal implementation, which always fails (there are no
40   processes)!
41
42   @todo  Is this a permissible errno?
43
44   @param[in] filename  The file to execute
45   @param[in] argv      Null terminated list of args to the program
46   @param[in] envp      Null terminated list of environment value pairs
47
48   @return  0 on success, -1 on failure with an error code in errno.         */
49/* ------------------------------------------------------------------------- */
50int __attribute__ ((section ("libgloss_epiphany")))
51_execve (const char *filename, char * const argv[], char * const envp[])
52{
53  errno = ENOSYS;                       /* We don't do processes */
54  return -1;
55
56}       /* _execve () */
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