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