8 #define TEST(c, ...) ( (c) || (t_error(#c " failed: " __VA_ARGS__),0) )
10 static int w(pid_t pid)
13 r = waitpid(pid, &s, 0);
15 t_error("waitpid failed: %s\n", strerror(errno));
17 t_error("child pid was %d, waitpid returned %d\n", pid, r);
23 static void test_exit(int code)
26 if((pid = vfork()) == 0) {
28 t_error("exit failed: %s\n", strerror(errno));
31 t_error("vfork failed: %s\n", strerror(errno));
35 TEST(WIFEXITED(r), "child terminated abnormally\n");
36 TEST(WEXITSTATUS(r) == code, "child exited with %d, expected %d\n", WEXITSTATUS(r), code);
39 static int sh(const char *cmd)
42 if((pid = vfork()) == 0) {
43 execl("/bin/sh", "/bin/sh", "-c", cmd, (char*)0);
44 t_error("execl failed: %s\n", strerror(errno));
48 t_error("vfork failed: %s\n", strerror(errno));
54 static void test_shell_exit(const char *cmd, int code)
57 TEST(WIFEXITED(r), "child terminated abnormally\n");
58 TEST(WEXITSTATUS(r) == code, "child exited with %d, expected %d\n", WEXITSTATUS(r), code);
61 static void test_shell_kill(const char *cmd, int sig)
64 TEST(WIFSIGNALED(r), "child did not get killed\n");
65 TEST(WTERMSIG(r) == sig, "child is killed by %d, expected %d\n", WTERMSIG(r), sig);
71 test_shell_exit("exit 0", 0);
72 test_shell_exit("exit 1", 1);
73 test_shell_kill("kill -9 $$", 9);