X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Flog.c;h=8d1067c63bf7f894589fefc1bf9adeca8f4197eb;hb=9480794b277b5ce33e467578ed669996df576bb9;hp=268f0340a12416c32cf842c1e0d6d26deed5b0f7;hpb=4d89874af6a798744a32deb314001a13a28f0559;p=elogind.git

diff --git a/src/shared/log.c b/src/shared/log.c
index 268f0340a..8d1067c63 100644
--- a/src/shared/log.c
+++ b/src/shared/log.c
@@ -703,22 +703,21 @@ int log_meta_object(
         return r;
 }
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wformat-nonliteral"
 static void log_assert(int level, const char *text, const char *file, int line, const char *func, const char *format) {
         static char buffer[LINE_MAX];
 
         if (_likely_(LOG_PRI(level) > log_max_level))
                 return;
 
+        DISABLE_WARNING_FORMAT_NONLITERAL;
         snprintf(buffer, sizeof(buffer), format, text, file, line, func);
+        REENABLE_WARNING;
 
         char_array_0(buffer);
         log_abort_msg = buffer;
 
         log_dispatch(level, file, line, func, NULL, NULL, buffer);
 }
-#pragma GCC diagnostic pop
 
 noreturn void log_assert_failed(const char *text, const char *file, int line, const char *func) {
         log_assert(LOG_CRIT, text, file, line, func, "Assertion '%s' failed at %s:%u, function %s(). Aborting.");
@@ -879,7 +878,24 @@ int log_set_max_level_from_string(const char *e) {
 }
 
 void log_parse_environment(void) {
+        _cleanup_free_ char *line = NULL;
         const char *e;
+        int r;
+
+        r = proc_cmdline(&line);
+        if (r < 0)
+                log_warning("Failed to read /proc/cmdline. Ignoring: %s", strerror(-r));
+        else if (r > 0) {
+                char *w, *state;
+                size_t l;
+
+                FOREACH_WORD_QUOTED(w, l, line, state) {
+                        if (l == 5 && startswith(w, "debug")) {
+                                log_set_max_level(LOG_DEBUG);
+                                break;
+                        }
+                }
+        }
 
         e = secure_getenv("SYSTEMD_LOG_TARGET");
         if (e && log_set_target_from_string(e) < 0)
@@ -910,10 +926,18 @@ void log_show_color(bool b) {
         show_color = b;
 }
 
+bool log_get_show_color(void) {
+        return show_color;
+}
+
 void log_show_location(bool b) {
         show_location = b;
 }
 
+bool log_get_show_location(void) {
+        return show_location;
+}
+
 int log_show_color_from_string(const char *e) {
         int t;
 
@@ -956,3 +980,20 @@ static const char *const log_target_table[] = {
 };
 
 DEFINE_STRING_TABLE_LOOKUP(log_target, LogTarget);
+
+void log_received_signal(int level, const struct signalfd_siginfo *si) {
+        if (si->ssi_pid > 0) {
+                _cleanup_free_ char *p = NULL;
+
+                get_process_comm(si->ssi_pid, &p);
+
+                log_full(level,
+                         "Received SIG%s from PID "PID_FMT" (%s).",
+                         signal_to_string(si->ssi_signo),
+                         si->ssi_pid, strna(p));
+        } else
+                log_full(level,
+                         "Received SIG%s.",
+                         signal_to_string(si->ssi_signo));
+
+}