Hash :
1e35f929
Author :
Date :
2010-12-02T04:19:14
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/*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2,
* as published by the Free Software Foundation.
*
* In addition to the permissions in the GNU General Public License,
* the authors give you unlimited permission to link the compiled
* version of this file into combinations with other programs,
* and to distribute those combinations without any restriction
* coming from the use of this file. (The General Public License
* restrictions do apply in other respects; for example, they cover
* modification of the file, and distribution when not linked into
* a combined executable.)
*
* This file 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "test_lib.h"
#include <string.h>
/*
* print backtrace when a test fails;
* GCC only
*/
#ifdef __GNUC__
#include <execinfo.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ucontext.h>
#include <unistd.h>
typedef struct _sig_ucontext {
unsigned long uc_flags;
struct ucontext *uc_link;
stack_t uc_stack;
struct sigcontext uc_mcontext;
sigset_t uc_sigmask;
} sig_ucontext_t;
void crash_handler(int sig_num, siginfo_t *info, void *ucontext)
{
void *array[50];
void *caller_address;
char **messages;
int size, i;
sig_ucontext_t *uc;
uc = (sig_ucontext_t *)ucontext;
caller_address = (void *)uc->uc_mcontext.eip;
fprintf(stderr, "Signal %d (%s), address: %p from %p\n",
sig_num, strsignal(sig_num), info->si_addr,
(void *)caller_address);
size = backtrace(array, 50);
array[1] = caller_address;
messages = backtrace_symbols(array, size);
for (i = 1; i < size && messages != NULL; ++i)
fprintf(stderr, "\t(%d) %s\n", i, messages[i]);
free(messages);
exit(EXIT_FAILURE);
}
#endif
#undef BEGIN_TEST
#define BEGIN_TEST(name) extern void testfunc__##name(void);
#include TEST_TOC
struct test_def {
const char *name;
void (*fun)(void);
};
struct test_def all_tests[] = {
# undef BEGIN_TEST
# define BEGIN_TEST(name) {#name, testfunc__##name},
# include TEST_TOC
{NULL, NULL}
};
int main(int argc, char **argv)
{
struct test_def *t;
#ifdef __GNUC__
struct sigaction sigact;
sigact.sa_sigaction = crash_handler;
sigact.sa_flags = SA_RESTART | SA_SIGINFO;
sigaction(SIGSEGV, &sigact, (struct sigaction *)NULL);
#endif
if (argc == 1) {
for (t = all_tests; t->name; t++)
t->fun();
return 0;
} else if (argc == 2) {
for (t = all_tests; t->name; t++) {
if (!strcmp(t->name, argv[1])) {
t->fun();
return 0;
}
}
fprintf(stderr, "error: No test '%s' in %s\n", argv[1], argv[0]);
return 1;
} else {
fprintf(stderr, "usage: %s [test_name]\n", argv[0]);
return 1;
}
}