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dd3b648e RP |
1 | /* Low level interface to ptrace, for GDB when running under Unix. |
2 | Copyright (C) 1986, 1987, 1989 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GDB. | |
5 | ||
99a7de40 | 6 | This program is free software; you can redistribute it and/or modify |
dd3b648e | 7 | it under the terms of the GNU General Public License as published by |
99a7de40 JG |
8 | the Free Software Foundation; either version 2 of the License, or |
9 | (at your option) any later version. | |
dd3b648e | 10 | |
99a7de40 | 11 | This program is distributed in the hope that it will be useful, |
dd3b648e RP |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
99a7de40 | 17 | along with this program; if not, write to the Free Software |
6c9638b4 | 18 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
dd3b648e RP |
19 | |
20 | #ifdef __GNUC__ | |
21 | /* Bad implement execle(3). It's depend for "/bin/cc". | |
22 | ||
23 | main() | |
24 | { | |
25 | printf("execle:\n"); | |
26 | execle(FILE, ARGS, envp); | |
27 | exit(1); | |
28 | } | |
29 | ||
30 | GCC: | |
31 | link a6,#0 | |
32 | pea LC5 ; call printf | |
33 | jbsr _printf | |
34 | ; ; (not popd stack) | |
35 | pea _envp ; call execle | |
36 | clrl sp@- | |
37 | pea LC4 | |
38 | pea LC4 | |
39 | pea LC4 | |
40 | pea LC3 | |
41 | pea LC6 | |
42 | jbsr _execle | |
43 | addw #32,sp ; delayed pop !! | |
44 | ||
45 | /bin/cc: | |
46 | link.l fp,#L23 | |
47 | movem.l #L24,(sp) | |
48 | pea L26 ; call printf | |
49 | jbsr _printf | |
50 | addq.l #4,sp ; <--- popd stack !! | |
51 | pea _envp ; call execle | |
52 | clr.l -(sp) | |
53 | pea L32 | |
54 | ||
55 | */ | |
56 | ||
57 | execle(name, args) | |
58 | char *name, *args; | |
59 | { | |
60 | register char **env = &args; | |
61 | while (*env++) | |
62 | ; | |
63 | execve(name, (char **)&args, (char **)*env); | |
64 | } | |
65 | #endif |