+
+int log_set_target_from_string(const char *e) {
+ LogTarget t;
+
+ if ((t = log_target_from_string(e)) < 0)
+ return -EINVAL;
+
+ log_set_target(t);
+ return 0;
+}
+
+int log_set_max_level_from_string(const char *e) {
+ int t;
+
+ if ((t = log_level_from_string(e)) < 0)
+ return -EINVAL;
+
+ log_set_max_level(t);
+ return 0;
+}
+
+void log_parse_environment(void) {
+ const char *e;
+
+ if ((e = getenv("SYSTEMD_LOG_TARGET")))
+ if (log_set_target_from_string(e) < 0)
+ log_warning("Failed to parse log target %s. Ignoring.", e);
+
+ if ((e = getenv("SYSTEMD_LOG_LEVEL")))
+ if (log_set_max_level_from_string(e) < 0)
+ log_warning("Failed to parse log level %s. Ignoring.", e);
+}
+
+LogTarget log_get_target(void) {
+ return log_target;
+}
+
+int log_get_max_level(void) {
+ return log_max_level;
+}
+
+static const char *const log_target_table[] = {
+ [LOG_TARGET_CONSOLE] = "console",
+ [LOG_TARGET_SYSLOG] = "syslog",
+ [LOG_TARGET_KMSG] = "kmsg",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(log_target, LogTarget);