110     pid_t pid = vfork();  in fork_execute_cmd()  local
111     if (pid < 0) {  in fork_execute_cmd()
115     if (pid == 0) {  in fork_execute_cmd()
134         kill_child(pid);  in fork_execute_cmd()
137     return pid;  in fork_execute_cmd()
182 static bool waitpid_with_timeout(pid_t pid, int timeout_ms, int* status) {  in waitpid_with_timeout()  argument
194     pid_t child_pid = waitpid(pid, status, WNOHANG);  in waitpid_with_timeout()
195     if (child_pid != pid) {  in waitpid_with_timeout()
197             ALOGW("*** Waiting for pid %d, got pid %d instead\n", pid, child_pid);  in waitpid_with_timeout()
230     child_pid = waitpid(pid, status, WNOHANG);  in waitpid_with_timeout()
231     if (child_pid != pid) {  in waitpid_with_timeout()
233             ALOGW("*** Waiting for pid %d, got pid %d instead\n", pid, child_pid);  in waitpid_with_timeout()
242 status_t kill_child(pid_t pid) {  in kill_child()  argument
244     kill(pid, SIGKILL);  in kill_child()
245     if (waitpid(pid, &status, 0) == -1) return -1;  in kill_child()
249 status_t wait_child(pid_t pid, int timeout_ms) {  in wait_child()  argument
251     if (waitpid_with_timeout(pid, timeout_ms, &status)) {  in wait_child()
254     return kill_child(pid);  in wait_child()