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[src/trunk]: src/tests/kernel Deduplicate code in step* tests in t_ptrace_wait*
details: https://anonhg.NetBSD.org/src/rev/ce1650f9d283
branches: trunk
changeset: 822708:ce1650f9d283
user: kamil <kamil%NetBSD.org@localhost>
date: Sun Apr 02 00:03:40 2017 +0000
description:
Deduplicate code in step* tests in t_ptrace_wait*
No functional change.
Sponsored by <The NetBSD Foundation>
diffstat:
tests/kernel/t_ptrace_wait.c | 234 ++++++------------------------------------
1 files changed, 34 insertions(+), 200 deletions(-)
diffs (283 lines):
diff -r 22ba1b39d959 -r ce1650f9d283 tests/kernel/t_ptrace_wait.c
--- a/tests/kernel/t_ptrace_wait.c Sat Apr 01 23:51:27 2017 +0000
+++ b/tests/kernel/t_ptrace_wait.c Sun Apr 02 00:03:40 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: t_ptrace_wait.c,v 1.84 2017/03/28 13:16:30 kamil Exp $ */
+/* $NetBSD: t_ptrace_wait.c,v 1.85 2017/04/02 00:03:40 kamil Exp $ */
/*-
* Copyright (c) 2016 The NetBSD Foundation, Inc.
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: t_ptrace_wait.c,v 1.84 2017/03/28 13:16:30 kamil Exp $");
+__RCSID("$NetBSD: t_ptrace_wait.c,v 1.85 2017/04/02 00:03:40 kamil Exp $");
#include <sys/param.h>
#include <sys/types.h>
@@ -4394,14 +4394,8 @@
#endif
#if defined(PT_STEP)
-ATF_TC(step1);
-ATF_TC_HEAD(step1, tc)
-{
- atf_tc_set_md_var(tc, "descr",
- "Verify single PT_STEP call");
-}
-
-ATF_TC_BODY(step1, tc)
+static void
+ptrace_step(int N)
{
const int exitval = 5;
const int sigval = SIGSTOP;
@@ -4422,76 +4416,6 @@
printf("Before calling PT_TRACE_ME from child %d\n", getpid());
FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
- happy = check_happy(100);
-
- printf("Before raising %s from child\n", strsignal(sigval));
- FORKEE_ASSERT(raise(sigval) == 0);
-
- FORKEE_ASSERT_EQ(happy, check_happy(100));
-
- printf("Before exiting of the child process\n");
- _exit(exitval);
- }
- printf("Parent process PID=%d, child's PID=%d\n", getpid(), child);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_stopped(status, sigval);
-
- printf("Before resuming the child process where it left off and "
- "without signal to be sent (use PT_STEP)\n");
- ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_stopped(status, SIGTRAP);
-
- printf("Before resuming the child process where it left off and "
- "without signal to be sent\n");
- ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_exited(status, exitval);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0));
-}
-#endif
-
-#if defined(PT_STEP)
-ATF_TC(step2);
-ATF_TC_HEAD(step2, tc)
-{
- atf_tc_set_md_var(tc, "descr",
- "Verify PT_STEP called twice");
-}
-
-ATF_TC_BODY(step2, tc)
-{
- const int exitval = 5;
- const int sigval = SIGSTOP;
- pid_t child, wpid;
-#if defined(TWAIT_HAVE_STATUS)
- int status;
-#endif
- int happy;
- int N = 2;
-
-#if defined(__arm__)
- /* PT_STEP not supported on arm 32-bit */
- atf_tc_expect_fail("PR kern/52119");
-#endif
-
- printf("Before forking process PID=%d\n", getpid());
- ATF_REQUIRE((child = fork()) != -1);
- if (child == 0) {
- printf("Before calling PT_TRACE_ME from child %d\n", getpid());
- FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
-
happy = check_happy(999);
printf("Before raising %s from child\n", strsignal(sigval));
@@ -4536,6 +4460,34 @@
#endif
#if defined(PT_STEP)
+ATF_TC(step1);
+ATF_TC_HEAD(step1, tc)
+{
+ atf_tc_set_md_var(tc, "descr",
+ "Verify single PT_STEP call");
+}
+
+ATF_TC_BODY(step1, tc)
+{
+ ptrace_step(1);
+}
+#endif
+
+#if defined(PT_STEP)
+ATF_TC(step2);
+ATF_TC_HEAD(step2, tc)
+{
+ atf_tc_set_md_var(tc, "descr",
+ "Verify PT_STEP called twice");
+}
+
+ATF_TC_BODY(step2, tc)
+{
+ ptrace_step(2);
+}
+#endif
+
+#if defined(PT_STEP)
ATF_TC(step3);
ATF_TC_HEAD(step3, tc)
{
@@ -4545,66 +4497,7 @@
ATF_TC_BODY(step3, tc)
{
- const int exitval = 5;
- const int sigval = SIGSTOP;
- pid_t child, wpid;
-#if defined(TWAIT_HAVE_STATUS)
- int status;
-#endif
- int happy;
- int N = 3;
-
-#if defined(__arm__)
- /* PT_STEP not supported on arm 32-bit */
- atf_tc_expect_fail("PR kern/52119");
-#endif
-
- printf("Before forking process PID=%d\n", getpid());
- ATF_REQUIRE((child = fork()) != -1);
- if (child == 0) {
- printf("Before calling PT_TRACE_ME from child %d\n", getpid());
- FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
-
- happy = check_happy(999);
-
- printf("Before raising %s from child\n", strsignal(sigval));
- FORKEE_ASSERT(raise(sigval) == 0);
-
- FORKEE_ASSERT_EQ(happy, check_happy(999));
-
- printf("Before exiting of the child process\n");
- _exit(exitval);
- }
- printf("Parent process PID=%d, child's PID=%d\n", getpid(), child);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_stopped(status, sigval);
-
- while (N --> 0) {
- printf("Before resuming the child process where it left off "
- "and without signal to be sent (use PT_STEP)\n");
- ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0),
- child);
-
- validate_status_stopped(status, SIGTRAP);
- }
-
- printf("Before resuming the child process where it left off and "
- "without signal to be sent\n");
- ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_exited(status, exitval);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0));
+ ptrace_step(3);
}
#endif
@@ -4618,66 +4511,7 @@
ATF_TC_BODY(step4, tc)
{
- const int exitval = 5;
- const int sigval = SIGSTOP;
- pid_t child, wpid;
-#if defined(TWAIT_HAVE_STATUS)
- int status;
-#endif
- int happy;
- int N = 4;
-
-#if defined(__arm__)
- /* PT_STEP not supported on arm 32-bit */
- atf_tc_expect_fail("PR kern/52119");
-#endif
-
- printf("Before forking process PID=%d\n", getpid());
- ATF_REQUIRE((child = fork()) != -1);
- if (child == 0) {
- printf("Before calling PT_TRACE_ME from child %d\n", getpid());
- FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
-
- happy = check_happy(999);
-
- printf("Before raising %s from child\n", strsignal(sigval));
- FORKEE_ASSERT(raise(sigval) == 0);
-
- FORKEE_ASSERT_EQ(happy, check_happy(999));
-
- printf("Before exiting of the child process\n");
- _exit(exitval);
- }
- printf("Parent process PID=%d, child's PID=%d\n", getpid(), child);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_stopped(status, sigval);
-
- while (N --> 0) {
- printf("Before resuming the child process where it left off "
- "and without signal to be sent (use PT_STEP)\n");
- ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0),
- child);
-
- validate_status_stopped(status, SIGTRAP);
- }
-
- printf("Before resuming the child process where it left off and "
- "without signal to be sent\n");
- ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_exited(status, exitval);
-
- printf("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0));
+ ptrace_step(3);
}
#endif
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