return 0;
}
- r = safe_fork("(direxec)", FORK_DEATHSIG, &_pid);
+ r = safe_fork("(direxec)", FORK_DEATHSIG|FORK_LOG, &_pid);
if (r < 0)
- return log_error_errno(r, "Failed to fork: %m");
+ return r;
if (r == 0) {
char *_argv[2];
* them to finish. Optionally a timeout is applied. If a file with the same name
* exists in more than one directory, the earliest one wins. */
- r = safe_fork("(sd-executor)", FORK_RESET_SIGNALS|FORK_DEATHSIG, &executor_pid);
+ r = safe_fork("(sd-executor)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_LOG, &executor_pid);
if (r < 0)
- return log_error_errno(r, "Failed to fork: %m");
+ return r;
if (r == 0) {
r = do_execute(dirs, timeout, callbacks, callback_args, fd, argv);
_exit(r < 0 ? EXIT_FAILURE : EXIT_SUCCESS);
pid_t original_pid, pid;
sigset_t saved_ss;
bool block_signals;
- int r;
+ int prio, r;
/* A wrapper around fork(), that does a couple of important initializations in addition to mere forking. Always
* returns the child's PID in *ret_pid. Returns == 0 in the child, and > 0 in the parent. */
+ prio = flags & FORK_LOG ? LOG_ERR : LOG_DEBUG;
+
original_pid = getpid_cached();
block_signals = flags & (FORK_RESET_SIGNALS|FORK_DEATHSIG);
/* We temporarily block all signals, so that the new child has them blocked initially. This way, we can be sure
* that SIGTERMs are not lost we might send to the child. */
if (sigfillset(&ss) < 0)
- return log_debug_errno(errno, "Failed to reset signal set: %m");
+ return log_full_errno(prio, errno, "Failed to reset signal set: %m");
if (sigprocmask(SIG_SETMASK, &ss, &saved_ss) < 0)
- return log_debug_errno(errno, "Failed to reset signal mask: %m");
+ return log_full_errno(prio, errno, "Failed to reset signal mask: %m");
}
pid = fork();
if (block_signals) /* undo what we did above */
(void) sigprocmask(SIG_SETMASK, &saved_ss, NULL);
- return log_debug_errno(r, "Failed to fork: %m");
+ return log_full_errno(prio, r, "Failed to fork: %m");
}
if (pid > 0) {
/* We are in the parent process */
if (name) {
r = rename_process(name);
if (r < 0)
- log_debug_errno(r, "Failed to rename process, ignoring: %m");
+ log_full_errno(flags & FORK_LOG ? LOG_WARNING : LOG_DEBUG,
+ r, "Failed to rename process, ignoring: %m");
}
if (flags & FORK_DEATHSIG)
if (prctl(PR_SET_PDEATHSIG, SIGTERM) < 0) {
- log_debug_errno(errno, "Failed to set death signal: %m");
+ log_full_errno(prio, errno, "Failed to set death signal: %m");
_exit(EXIT_FAILURE);
}
if (flags & FORK_RESET_SIGNALS) {
r = reset_all_signal_handlers();
if (r < 0) {
- log_debug_errno(r, "Failed to reset signal handlers: %m");
+ log_full_errno(prio, r, "Failed to reset signal handlers: %m");
_exit(EXIT_FAILURE);
}
/* This implicitly undoes the signal mask stuff we did before the fork()ing above */
r = reset_signal_mask();
if (r < 0) {
- log_debug_errno(r, "Failed to reset signal mask: %m");
+ log_full_errno(prio, r, "Failed to reset signal mask: %m");
_exit(EXIT_FAILURE);
}
} else if (block_signals) { /* undo what we did above */
if (sigprocmask(SIG_SETMASK, &saved_ss, NULL) < 0) {
- log_debug_errno(errno, "Failed to restore signal mask: %m");
+ log_full_errno(prio, errno, "Failed to restore signal mask: %m");
_exit(EXIT_FAILURE);
}
}
r = close_all_fds(except_fds, n_except_fds);
if (r < 0) {
- log_debug_errno(r, "Failed to close all file descriptors: %m");
+ log_full_errno(prio, r, "Failed to close all file descriptors: %m");
_exit(EXIT_FAILURE);
}
}
if (flags & FORK_NULL_STDIO) {
r = make_null_stdio();
if (r < 0) {
- log_debug_errno(r, "Failed to connect stdin/stdout to /dev/null: %m");
+ log_full_errno(prio, r, "Failed to connect stdin/stdout to /dev/null: %m");
_exit(EXIT_FAILURE);
}
}
if (pipe2(fd, O_CLOEXEC) < 0)
return log_error_errno(errno, "Failed to create pager pipe: %m");
- r = safe_fork("(pager)", FORK_RESET_SIGNALS|FORK_DEATHSIG, &pager_pid);
+ r = safe_fork("(pager)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_LOG, &pager_pid);
if (r < 0)
- return log_error_errno(r, "Failed to fork pager: %m");
+ return r;
if (r == 0) {
const char* less_opts, *less_charset;
} else
args[1] = desc;
- r = safe_fork("(man)", FORK_RESET_SIGNALS|FORK_DEATHSIG|(null_stdio ? FORK_NULL_STDIO : 0), &pid);
+ r = safe_fork("(man)", FORK_RESET_SIGNALS|FORK_DEATHSIG|(null_stdio ? FORK_NULL_STDIO : 0)|FORK_LOG, &pid);
if (r < 0)
- return log_error_errno(r, "Failed to fork: %m");
+ return r;
if (r == 0) {
/* Child */
execvp(args[0], (char**) args);