projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| a15698cb UD |
1 | /* Copyright (C) 2003 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Contributed by Bao Duong <bduong@progress.com>, 2003. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 16 | License along with the GNU C Library; if not, write to the Free | |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
| 18 | 02111-1307 USA. */ | |
| 19 | ||
| 20 | #include <setjmp.h> | |
| 21 | #include <signal.h> | |
| 22 | #include <stdio.h> | |
| 23 | #include <stdlib.h> | |
| 24 | #include <sys/types.h> | |
| 25 | ||
| 26 | static sigjmp_buf jmpbuf; | |
| 27 | ||
| 28 | static void | |
| 29 | sig_handler (int signo) | |
| 30 | { | |
| 31 | siglongjmp (jmpbuf, 1); | |
| 32 | } | |
| 33 | ||
| 34 | static int | |
| 35 | do_test (void) | |
| 36 | { | |
| 37 | char *p = NULL; | |
| 38 | struct sigaction sa; | |
| 39 | ||
| 40 | sa.sa_handler = sig_handler; | |
| 41 | sigemptyset (&sa.sa_mask); | |
| 42 | sa.sa_flags = SA_SIGINFO; | |
| 43 | ||
| 44 | if (sigaction (SIGSEGV, &sa, 0)) | |
| 45 | { | |
| 46 | perror ("installing SIGSEGV handler\n"); | |
| 47 | exit (1); | |
| 48 | } | |
| 49 | ||
| 50 | puts ("Attempting to sprintf to null ptr"); | |
| 51 | if (setjmp (jmpbuf)) | |
| 52 | { | |
| 53 | puts ("Exiting main..."); | |
| 54 | return 0; | |
| 55 | } | |
| 56 | ||
| 57 | sprintf (p, "This should segv\n"); | |
| 58 | ||
| 59 | return 1; | |
| 60 | } | |
| 61 | ||
| 62 | #define TEST_FUNCTION do_test () | |
| 63 | #include "../test-skeleton.c" |