test/ptrace/scescx.c

152 get_pathname(pid_t pid)
161 	name[3] = pid;
168 			    pid, strerror(errno));
171 		fprintf(stderr, "pid %d exited\n", pid);
175 		fprintf(stderr, "No cached pathname for process %d\n", pid);
178 	printf(TRACE "pid %d path %s\n", pid, pathname);
182 wait_info(int pid, int status, struct ptrace_lwpinfo *lwpinfo)
187 	printf(TRACE "pid %d wait %s", pid,
216 trace_sc(int pid)
221 	if (ptrace(PT_TO_SCE, pid, (caddr_t)1, 0) < 0) {
223 		ptrace(PT_KILL, pid, NULL, 0);
227 	if (waitpid(pid, &status, 0) == -1) {
232 		wait_info(pid, status, NULL);
238 	if (ptrace(PT_LWPINFO, pid, (caddr_t)&lwpinfo, sizeof(lwpinfo)) < 0) {
240 		ptrace(PT_KILL, pid, NULL, 0);
243 	wait_info(pid, status, &lwpinfo);
246 	if (ptrace(PT_TO_SCX, pid, (caddr_t)1, 0) < 0) {
248 		ptrace(PT_KILL, pid, NULL, 0);
252 	if (waitpid(pid, &status, 0) == -1) {
257 		wait_info(pid, status, NULL);
263 	if (ptrace(PT_LWPINFO, pid, (caddr_t)&lwpinfo, sizeof(lwpinfo)) < 0) {
265 		ptrace(PT_KILL, pid, NULL, 0);
268 	wait_info(pid, status, &lwpinfo);
272 		get_pathname(pid);
282 trace_cont(int pid)
287 	if (ptrace(PT_CONTINUE, pid, (caddr_t)1, 0) < 0) {
289 		ptrace(PT_KILL, pid, NULL, 0);
293 	if (waitpid(pid, &status, 0) == -1) {
298 		wait_info(pid, status, NULL);
304 	if (ptrace(PT_LWPINFO, pid, (caddr_t)&lwpinfo, sizeof(lwpinfo)) < 0) {
306 		ptrace(PT_KILL, pid, NULL, 0);
309 	wait_info(pid, status, &lwpinfo);
313 		get_pathname(pid);
327 trace(pid_t pid)
330 	return (trace_syscalls ? trace_sc(pid) : trace_cont(pid));
339 	pid_t pid, pid1;
361 	if ((pid = fork()) < 0) {
365 	else if (pid == 0) {
381 		if (waitpid(pid, &status, 0) == -1) {
388 		if (ptrace(PT_LWPINFO, pid, (caddr_t)&lwpinfo,
391 			ptrace(PT_KILL, pid, NULL, 0);
394 		wait_info(pid, status, &lwpinfo);
396 		if (ptrace(PT_FOLLOW_FORK, pid, 0, 1) < 0) {
398 			ptrace(PT_KILL, pid, NULL, 0);
402 		while ((pid1 = trace(pid)) >= 0) {
404 				printf(TRACE "attached to pid %d\n", pid1);
412 				printf(TRACE "nested loop, pid %d status %s\n",
429 		ptrace(PT_CONTINUE, pid, (caddr_t)1, 0);