libc/sys/t_ptrace_fork_wait.h

357 	pid_t tracee, tracer, wpid;
376 	DPRINTF("Spawn tracee\n");
378 	tracee = atf_utils_fork();
379 	if (tracee == 0) {
386 		CHILD_FROM_PARENT("exit tracee", parent_tracee, msg);
422 		DPRINTF("Before calling PT_ATTACH from tracee %d\n", getpid());
423 		FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1);
425 		/* Wait for tracee and assert that it was stopped w/ SIGSTOP */
427 		    wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
434 		    ptrace(PT_GET_SIGINFO, tracee, &info, sizeof(info)) != -1);
444 		/* Resume tracee with PT_CONTINUE */
445 		FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1);
447 		/* Inform parent that tracer has attached to tracee */
450 		/* Wait for parent to tell use that tracee should have exited */
451 		CHILD_FROM_PARENT("wait for tracee exit", parent_tracer, msg);
453 		/* Wait for tracee and assert that it exited */
455 		    wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
462 		    ptrace(PT_GET_SIGINFO, tracee, &info, sizeof(info)) != -1);
476 		    trackvforkdone ? "|PTRACE_VFORK_DONE" : "", tracee);
486 		SYSCALL_REQUIRE(ptrace(PT_SET_EVENT_MASK, tracee, &event, elen)
501 		SYSCALL_REQUIRE(ptrace(PT_SET_SIGPASS, tracee, &set,
506 		SYSCALL_REQUIRE(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1);
511 			DPRINTF("Before calling %s() for the tracee %d\n", TWAIT_FNAME,
512 			    tracee);
513 			TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, 0),
514 			    tracee);
519 			    ptrace(PT_GET_PROCESS_STATE, tracee, &state, slen) != -1);
537 			DPRINTF("Before calling %s() for the forkee %d of the tracee "
538 			    "%d\n", TWAIT_FNAME, tracee2, tracee);
560 			ATF_REQUIRE_EQ(state.pe_other_pid, tracee);
567 			DPRINTF("Before resuming the tracee process where it left off "
569 			SYSCALL_REQUIRE(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1);
573 			DPRINTF("Before calling %s() for the tracee %d\n", TWAIT_FNAME,
574 			    tracee);
576 			    wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
581 			    ptrace(PT_GET_PROCESS_STATE, tracee, &state, slen) != -1);
588 			DPRINTF("Before resuming the tracee process where it left off "
590 			SYSCALL_REQUIRE(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1);
610 		DPRINTF("Before calling %s() for the tracee - expected exited\n",
612 		TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
630 	DPRINTF("Wait for the non-exited tracee process with %s()\n",
633 	    wpid = TWAIT_GENERIC(tracee, NULL, WNOHANG), 0);
635 	DPRINTF("Wait for the tracer to attach to the tracee\n");
638 	DPRINTF("Resume the tracee and let it crash\n");
639 	PARENT_TO_CHILD("exit tracee", parent_tracee,  msg);
641 	DPRINTF("Resume the tracer and let it detect crashed tracee\n");
644 	DPRINTF("Wait for tracee to finish its job and exit - calling %s()\n",
646 	TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
939 	pid_t tracee, tracer, wpid;
955 	DPRINTF("Spawn tracee\n");
957 	tracee = atf_utils_fork();
958 	if (tracee == 0) {
960 		CHILD_FROM_PARENT("exit tracee", parent_tracee, msg);
997 		DPRINTF("Before calling PT_ATTACH from tracee %d\n", getpid());
998 		FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1);
1000 		/* Wait for tracee and assert that it was stopped w/ SIGSTOP */
1002 		    wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
1009 		    ptrace(PT_GET_SIGINFO, tracee, &info, sizeof(info)) != -1);
1019 		/* Resume tracee with PT_CONTINUE */
1020 		FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1);
1022 		/* Inform parent that tracer has attached to tracee */
1025 		/* Wait for parent to tell use that tracee should have exited */
1026 		CHILD_FROM_PARENT("wait for tracee exit", parent_tracer, msg);
1028 		/* Wait for tracee and assert that it exited */
1030 		    wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
1037 		    ptrace(PT_GET_SIGINFO, tracee, &info, sizeof(info)) != -1);
1047 		DPRINTF("Set EVENT_MASK for the child %d\n", tracee);
1050 		SYSCALL_REQUIRE(ptrace(PT_SET_EVENT_MASK, tracee, &event, elen) != -1);
1054 		SYSCALL_REQUIRE(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1);
1056 		DPRINTF("Before calling %s() for the child %d\n", TWAIT_FNAME, tracee);
1057 		TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
1062 		    ptrace(PT_GET_PROCESS_STATE, tracee, &state, slen) != -1);
1080 		SYSCALL_REQUIRE(ptrace(op, tracee, (void *)1, 0) != -1);
1082 		DPRINTF("Before calling %s() for the forkee %d of the tracee %d\n",
1083 		    TWAIT_FNAME, tracee2, tracee);
1098 		ATF_REQUIRE_EQ(state.pe_other_pid, tracee);
1107 			    tracee);
1109 			    wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
1114 			    ptrace(PT_GET_PROCESS_STATE, tracee, &state, slen) != -1);
1124 			SYSCALL_REQUIRE(ptrace(op, tracee, (void *)1, 0) != -1);
1140 			TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);
1159 	DPRINTF("Wait for the non-exited tracee process with %s()\n",
1162 	    wpid = TWAIT_GENERIC(tracee, NULL, WNOHANG), 0);
1164 	DPRINTF("Wait for the tracer to attach to the tracee\n");
1167 	DPRINTF("Resume the tracee and let it crash\n");
1168 	PARENT_TO_CHILD("exit tracee", parent_tracee,  msg);
1170 	DPRINTF("Resume the tracer and let it detect crashed tracee\n");
1173 	DPRINTF("Wait for tracee to finish its job and exit - calling %s()\n",
1175 	TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, 0), tracee);