X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Flog.h;h=09d2fc767b06d152ee0b26d71a233f86696c6442;hb=15925386d387b6ed9c1f174d4b08c767acad8117;hp=2dedfa3fd1d64caff7f87ee62e4dc48af94b5a4a;hpb=2eec67acbb00593e414549a7e5b35eb7dd776b1b;p=elogind.git

diff --git a/src/shared/log.h b/src/shared/log.h
index 2dedfa3fd..09d2fc767 100644
--- a/src/shared/log.h
+++ b/src/shared/log.h
@@ -23,12 +23,13 @@
 
 #include <stdbool.h>
 #include <stdarg.h>
+#include <stdlib.h>
 #include <syslog.h>
 #include <sys/signalfd.h>
 #include <errno.h>
 
-#include "macro.h"
 #include "sd-id128.h"
+#include "macro.h"
 
 typedef enum LogTarget{
         LOG_TARGET_CONSOLE,
@@ -208,3 +209,22 @@ LogTarget log_target_from_string(const char *s) _pure_;
 void log_received_signal(int level, const struct signalfd_siginfo *si);
 
 void log_set_upgrade_syslog_to_journal(bool b);
+
+int log_syntax_internal(
+                const char *unit,
+                int level,
+                const char *config_file,
+                unsigned config_line,
+                int error,
+                const char *file,
+                int line,
+                const char *func,
+                const char *format, ...) _printf_(9, 10);
+
+#define log_syntax(unit, level, config_file, config_line, error, ...)   \
+        ({                                                              \
+                int _level = (level), _e = (error);                     \
+                (log_get_max_level() >= LOG_PRI(_level))                \
+                        ? log_syntax_internal(unit, _level, config_file, config_line, _e, __FILE__, __LINE__, __func__, __VA_ARGS__) \
+                        : -abs(_e);                                     \
+        })