lib/log: Add verbose logging routines

Add three new logging routines pb_log_fn and pb_debug_fn, which
print the calling function's name to the log, and pb_debug_fl
which prints the calling function's name and the file line
number to the log.

Signed-off-by: Geoff Levand <geoff@infradead.org>
Signed-off-by: Samuel Mendoza-Jonas <sam@mendozajonas.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/log/log.h b/lib/log/log.h
index 9454596..2d4fd91 100644
--- a/lib/log/log.h
+++ b/lib/log/log.h
@@ -5,7 +5,17 @@
 #include <stdio.h>
 
 void __attribute__ ((format (printf, 1, 2))) pb_log(const char *fmt, ...);
+void __attribute__ ((format (printf, 2, 3))) _pb_log_fn(const char *func,
+	const char *fmt, ...);
+#define pb_log_fn(args...) _pb_log_fn(__func__, args)
+
 void __attribute__ ((format (printf, 1, 2))) pb_debug(const char *fmt, ...);
+void __attribute__ ((format (printf, 2, 3))) _pb_debug_fn(const char *func,
+	const char *fmt, ...);
+#define pb_debug_fn(args...) _pb_debug_fn(__func__, args)
+void __attribute__ ((format (printf, 3, 4))) _pb_debug_fl(const char *func,
+	int line, const char *fmt, ...);
+#define pb_debug_fl(args...) _pb_debug_fl(__func__, __LINE__, args)
 
 void __pb_log_init(FILE *stream, bool debug);