[PATCH 7/8] tests: support waitpid()

Leonid Bobrov mazocomp at disroot.org
Fri Feb 8 13:13:40 UTC 2019


Signed-off-by: Leonid Bobrov <mazocomp at disroot.org>
---
 configure.ac            |  7 ++++++
 tests/test-compositor.c | 23 +++++++++++++++--
 tests/test-runner.c     | 55 ++++++++++++++++++++++++++++++++++++++---
 3 files changed, 80 insertions(+), 5 deletions(-)

diff --git a/configure.ac b/configure.ac
index 941749d..1d1a25b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -85,6 +85,13 @@ if test "x$ac_cv_header_kvm_h" != "x" && test "x$ac_cv_lib_kvm_kvm_getfiles" !=
 	AC_DEFINE(USE_LIBKVM, 1, [use libkvm on BSD])
 fi
 
+# Defines __FreeBSD__ if we're on FreeBSD, same for other *BSD
+AC_CHECK_HEADERS([sys/param.h])
+
+# waitid() and signal.h are needed for the test suite.
+AC_CHECK_FUNCS([waitid])
+AC_CHECK_HEADERS([signal.h])
+
 AC_ARG_ENABLE([libraries],
 	      [AC_HELP_STRING([--disable-libraries],
 			      [Disable compilation of wayland libraries])],
diff --git a/tests/test-compositor.c b/tests/test-compositor.c
index 72f6351..27285ee 100644
--- a/tests/test-compositor.c
+++ b/tests/test-compositor.c
@@ -86,8 +86,8 @@ get_socket_name(void)
 	static char retval[64];
 
 	gettimeofday(&tv, NULL);
-	snprintf(retval, sizeof retval, "wayland-test-%d-%ld%ld",
-		 getpid(), tv.tv_sec, tv.tv_usec);
+	snprintf(retval, sizeof retval, "wayland-test-%d-%lld%lld",
+		 getpid(), (long long)tv.tv_sec, (long long)tv.tv_usec);
 
 	return retval;
 }
@@ -97,10 +97,15 @@ handle_client_destroy(void *data)
 {
 	struct client_info *ci = data;
 	struct display *d;
+#ifdef HAVE_WAITID
 	siginfo_t status;
+#else
+	int istatus;
+#endif
 
 	d = ci->display;
 
+#ifdef HAVE_WAITID
 	assert(waitid(P_PID, ci->pid, &status, WEXITED) != -1);
 
 	switch (status.si_code) {
@@ -118,6 +123,20 @@ handle_client_destroy(void *data)
 		ci->exit_code = status.si_status;
 		break;
 	}
+#else
+	assert(waitpid(ci->pid, &istatus, WNOHANG) != -1);
+
+	if (WIFSIGNALED(istatus)) {
+		fprintf(stderr, "Client '%s' was killed by signal %d\n",
+			ci->name, WTERMSIG(istatus));
+		ci->exit_code = WEXITSTATUS(istatus);
+	} else if (WIFEXITED(istatus)) {
+		if (WEXITSTATUS(istatus) != EXIT_SUCCESS)
+			fprintf(stderr, "Client '%s' exited with code %d\n",
+				ci->name, WEXITSTATUS(istatus));
+		ci->exit_code = WEXITSTATUS(istatus);
+	}
+#endif
 
 	++d->clients_terminated_no;
 	if (d->clients_no == d->clients_terminated_no) {
diff --git a/tests/test-runner.c b/tests/test-runner.c
index 1487dc4..2936a59 100644
--- a/tests/test-runner.c
+++ b/tests/test-runner.c
@@ -25,6 +25,12 @@
 
 #define _GNU_SOURCE
 
+#include "../config.h"
+
+#ifdef HAVE_SYS_PARAM_H
+#include <sys/param.h>
+#endif
+
 #include <unistd.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -32,18 +38,30 @@
 #include <sys/wait.h>
 #include <sys/stat.h>
 #include <string.h>
+#include <signal.h>
 #include <assert.h>
 #include <dlfcn.h>
 #include <errno.h>
 #include <limits.h>
 #include <sys/ptrace.h>
+#ifdef HAVE_SYS_PRCTL_H
 #include <sys/prctl.h>
+#endif
 #ifndef PR_SET_PTRACER
 # define PR_SET_PTRACER 0x59616d61
 #endif
 
 #include "test-runner.h"
 
+extern const struct test __start_test_section, __stop_test_section;
+
+#ifndef __linux__
+/* XXX review ptrace() usage */
+#define PTRACE_ATTACH PT_ATTACH
+#define PTRACE_CONT PT_CONTINUE
+#define PTRACE_DETACH PT_DETACH
+#endif
+
 /* when set to 1, check if tests are not leaking opened files.
  * It is turned on by default. It can be turned off by
  * WAYLAND_TEST_NO_LEAK_CHECK environment variable. */
@@ -51,7 +69,7 @@ int fd_leak_check_enabled;
 
 /* when this var is set to 0, every call to test_set_timeout() is
  * suppressed - handy when debugging the test. Can be set by
- * WAYLAND_TEST_NO_TIMEOUTS environment variable. */
+ * WAYLAND_TESTS_NO_TIMEOUTS evnironment var */
 static int timeouts_enabled = 1;
 
 /* set to one if the output goes to the terminal */
@@ -229,6 +247,10 @@ stderr_reset_color(void)
 static int
 is_debugger_attached(void)
 {
+#ifdef __OpenBSD__
+	/* OpenBSD doesn't allow to trace parent process */
+	return 0;
+#else
 	int status;
 	int rc;
 	pid_t pid;
@@ -239,6 +261,8 @@ is_debugger_attached(void)
 		return 0;
 	}
 
+
+// xxx start here
 	pid = fork();
 	if (pid == -1) {
 		perror("fork");
@@ -259,7 +283,7 @@ is_debugger_attached(void)
 			_exit(1);
 		if (!waitpid(-1, NULL, 0))
 			_exit(1);
-		ptrace(PTRACE_CONT, NULL, NULL);
+		ptrace(PTRACE_CONT, ppid, NULL, NULL);
 		ptrace(PTRACE_DETACH, ppid, NULL, NULL);
 		_exit(0);
 	} else {
@@ -286,6 +310,7 @@ is_debugger_attached(void)
 	}
 
 	return rc;
+#endif
 }
 
 int main(int argc, char *argv[])
@@ -293,7 +318,11 @@ int main(int argc, char *argv[])
 	const struct test *t;
 	pid_t pid;
 	int total, pass;
+#ifdef HAVE_WAITID
 	siginfo_t info;
+#else
+	int status;
+#endif
 
 	if (isatty(fileno(stderr)))
 		is_atty = 1;
@@ -336,7 +365,8 @@ int main(int argc, char *argv[])
 		if (pid == 0)
 			run_test(t); /* never returns */
 
-		if (waitid(P_PID, pid, &info, WEXITED)) {
+#ifdef HAVE_WAITID
+		if (waitid(P_PID, 0, &info, WEXITED)) {
 			stderr_set_color(RED);
 			fprintf(stderr, "waitid failed: %m\n");
 			stderr_reset_color();
@@ -367,6 +397,25 @@ int main(int argc, char *argv[])
 
 			break;
 		}
+#else
+               if (waitpid(-1, &status, 0) == -1) {
+                       fprintf(stderr, "waitpid failed: %s\n",
+                               strerror(errno));
+                       abort();
+               }
+
+               fprintf(stderr, "test \"%s\":\t", t->name);
+               if (WIFEXITED(status)) {
+                       fprintf(stderr, "exit status %d", WEXITSTATUS(status));
+                       if (WEXITSTATUS(status) == EXIT_SUCCESS)
+                               success = 1;
+               } else if (WIFSIGNALED(status)) {
+                       fprintf(stderr, "signal %d", WTERMSIG(status));
+               }
+#endif
+
+		if (t->must_fail)
+			success = !success;
 
 		if (success) {
 			pass++;
-- 
2.20.1



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