+static int parse_proc_cmdline_item(const char *key, const char *value) {
+
+ /*
+ * The systemd.log_xyz= settings are parsed by all tools, and
+ * so is "debug".
+ *
+ * However, "quiet" is only parsed by PID 1!
+ */
+
+ if (streq(key, "debug") && !value)
+ log_set_max_level(LOG_DEBUG);
+
+ else if (streq(key, "systemd.log_target") && value) {
+
+ if (log_set_target_from_string(value) < 0)
+ log_warning("Failed to parse log target '%s'. Ignoring.", value);
+
+ } else if (streq(key, "systemd.log_level") && value) {
+
+ if (log_set_max_level_from_string(value) < 0)
+ log_warning("Failed to parse log level '%s'. Ignoring.", value);
+
+ } else if (streq(key, "systemd.log_color") && value) {
+
+ if (log_show_color_from_string(value) < 0)
+ log_warning("Failed to parse log color setting '%s'. Ignoring.", value);
+
+ } else if (streq(key, "systemd.log_location") && value) {
+
+ if (log_show_location_from_string(value) < 0)
+ log_warning("Failed to parse log location setting '%s'. Ignoring.", value);
+ }
+
+ return 0;
+}
+