9 #include <sys/resource.h>
13 static void handler(int s)
17 static int start(char *wrap, char *argv[])
23 t_setrlim(RLIMIT_STACK, 100*1024);
29 t_error("%s exec failed: %s\n", argv[0], strerror(errno));
35 static void usage(char *argv[])
37 t_error("usage: %s [-t timeoutsec] [-w wrapcmd] cmd [args..]\n", argv[0]);
41 int main(int argc, char *argv[])
51 while ((opt = getopt(argc, argv, "w:t:")) != -1) {
57 timeoutsec = atoi(optarg);
67 sigaddset(&set, SIGCHLD);
68 sigprocmask(SIG_BLOCK, &set, 0);
69 signal(SIGCHLD, handler);
70 pid = start(wrap, argv);
72 t_error("%s fork failed: %s\n", argv[0], strerror(errno));
73 t_printf("FAIL %s [internal]\n", argv[0]);
76 if (sigtimedwait(&set, 0, &(struct timespec){timeoutsec,0}) == -1) {
80 t_error("%s sigtimedwait failed: %s\n", argv[0], strerror(errno));
81 if (kill(pid, SIGKILL) == -1)
82 t_error("%s kill failed: %s\n", argv[0], strerror(errno));
84 if (waitpid(pid, &status, 0) != pid) {
85 t_error("%s waitpid failed: %s\n", argv[0], strerror(errno));
86 t_printf("FAIL %s [internal]\n", argv[0]);
89 if (WIFEXITED(status)) {
90 if (WEXITSTATUS(status) == 0)
92 t_printf("FAIL %s [status %d]\n", argv[0], WEXITSTATUS(status));
94 t_printf("FAIL %s [timed out]\n", argv[0]);
95 } else if (WIFSIGNALED(status)) {
96 t_printf("FAIL %s [signal %s]\n", argv[0], strsignal(WTERMSIG(status)));
98 t_printf("FAIL %s [unknown]\n", argv[0]);