diff options
| -rw-r--r-- | src/basic/util.c | 145 | ||||
| -rw-r--r-- | src/basic/util.h | 2 | ||||
| -rw-r--r-- | src/sleep/sleep.c | 4 |
3 files changed, 3 insertions, 148 deletions
diff --git a/src/basic/util.c b/src/basic/util.c index 9741f04aa..88c996c55 100644 --- a/src/basic/util.c +++ b/src/basic/util.c @@ -60,9 +60,6 @@ #include "user-util.h" #include "util.h" -/* Put this test here for a lack of better place */ -assert_cc(EAGAIN == EWOULDBLOCK); - int saved_argc = 0; char **saved_argv = NULL; static int saved_in_initrd = -1; @@ -81,146 +78,6 @@ size_t page_size(void) { return pgsz; } -static int do_execute(char **directories, usec_t timeout, char *argv[]) { - _cleanup_hashmap_free_free_ Hashmap *pids = NULL; - _cleanup_set_free_free_ Set *seen = NULL; - char **directory; - - /* We fork this all off from a child process so that we can - * somewhat cleanly make use of SIGALRM to set a time limit */ - - (void) reset_all_signal_handlers(); - (void) reset_signal_mask(); - - assert_se(prctl(PR_SET_PDEATHSIG, SIGTERM) == 0); - - pids = hashmap_new(NULL); - if (!pids) - return log_oom(); - - seen = set_new(&string_hash_ops); - if (!seen) - return log_oom(); - - STRV_FOREACH(directory, directories) { - _cleanup_closedir_ DIR *d; - struct dirent *de; - - d = opendir(*directory); - if (!d) { - if (errno == ENOENT) - continue; - - return log_error_errno(errno, "Failed to open directory %s: %m", *directory); - } - - FOREACH_DIRENT(de, d, break) { - _cleanup_free_ char *path = NULL; - pid_t pid; - int r; - - if (!dirent_is_file(de)) - continue; - - if (set_contains(seen, de->d_name)) { - log_debug("%1$s/%2$s skipped (%2$s was already seen).", *directory, de->d_name); - continue; - } - - r = set_put_strdup(seen, de->d_name); - if (r < 0) - return log_oom(); - - path = strjoin(*directory, "/", de->d_name); - if (!path) - return log_oom(); - - if (null_or_empty_path(path)) { - log_debug("%s is empty (a mask).", path); - continue; - } - - pid = fork(); - if (pid < 0) { - log_error_errno(errno, "Failed to fork: %m"); - continue; - } else if (pid == 0) { - char *_argv[2]; - - assert_se(prctl(PR_SET_PDEATHSIG, SIGTERM) == 0); - - if (!argv) { - _argv[0] = path; - _argv[1] = NULL; - argv = _argv; - } else - argv[0] = path; - - execv(path, argv); - return log_error_errno(errno, "Failed to execute %s: %m", path); - } - - log_debug("Spawned %s as " PID_FMT ".", path, pid); - - r = hashmap_put(pids, PID_TO_PTR(pid), path); - if (r < 0) - return log_oom(); - path = NULL; - } - } - - /* Abort execution of this process after the timout. We simply - * rely on SIGALRM as default action terminating the process, - * and turn on alarm(). */ - - if (timeout != USEC_INFINITY) - alarm((timeout + USEC_PER_SEC - 1) / USEC_PER_SEC); - - while (!hashmap_isempty(pids)) { - _cleanup_free_ char *path = NULL; - pid_t pid; - - pid = PTR_TO_PID(hashmap_first_key(pids)); - assert(pid > 0); - - path = hashmap_remove(pids, PID_TO_PTR(pid)); - assert(path); - - wait_for_terminate_and_warn(path, pid, true); - } - - return 0; -} - -void execute_directories(const char* const* directories, usec_t timeout, char *argv[]) { - pid_t executor_pid; - int r; - char *name; - char **dirs = (char**) directories; - - assert(!strv_isempty(dirs)); - - name = basename(dirs[0]); - assert(!isempty(name)); - - /* Executes all binaries in the directories in parallel and waits - * for 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. */ - - executor_pid = fork(); - if (executor_pid < 0) { - log_error_errno(errno, "Failed to fork: %m"); - return; - - } else if (executor_pid == 0) { - r = do_execute(dirs, timeout, argv); - _exit(r < 0 ? EXIT_FAILURE : EXIT_SUCCESS); - } - - wait_for_terminate_and_warn(name, executor_pid, true); -} - #if 0 /// UNNEEDED by elogind bool plymouth_running(void) { return access("/run/plymouth/pid", F_OK) >= 0; @@ -498,7 +355,7 @@ void *xbsearch_r(const void *key, const void *base, size_t nmemb, size_t size, u = nmemb; while (l < u) { idx = (l + u) / 2; - p = (void *)(((const char *) base) + (idx * size)); + p = (const char *) base + idx * size; comparison = compar(key, p, arg); if (comparison < 0) u = idx; diff --git a/src/basic/util.h b/src/basic/util.h index 5283f96b7..a2a01f886 100644 --- a/src/basic/util.h +++ b/src/basic/util.h @@ -65,8 +65,6 @@ static inline const char* enable_disable(bool b) { return b ? "enable" : "disable"; } -void execute_directories(const char* const* directories, usec_t timeout, char *argv[]); - #if 0 /// UNNEEDED by elogind bool plymouth_running(void); #endif // 0 diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c index 22f4db613..dc1d55d8b 100644 --- a/src/sleep/sleep.c +++ b/src/sleep/sleep.c @@ -112,7 +112,7 @@ static int execute(char **modes, char **states) { execute_directories(dirs, DEFAULT_TIMEOUT_USEC, arguments); log_struct(LOG_INFO, - "MESSAGE_ID=" SD_MESSAGE_SLEEP_START_STR, + LOG_MESSAGE_ID(SD_MESSAGE_SLEEP_START), LOG_MESSAGE("Suspending system..."), "SLEEP=%s", arg_verb, NULL); @@ -122,7 +122,7 @@ static int execute(char **modes, char **states) { return r; log_struct(LOG_INFO, - "MESSAGE_ID=" SD_MESSAGE_SLEEP_STOP_STR, + LOG_MESSAGE_ID(SD_MESSAGE_SLEEP_STOP), LOG_MESSAGE("System resumed."), "SLEEP=%s", arg_verb, NULL); |