Add pr_fmt to do printf/prlog prefixing automagically

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/hdata/test/stubs.c b/hdata/test/stubs.c
index b4bfa03..16f75ba 100644
--- a/hdata/test/stubs.c
+++ b/hdata/test/stubs.c
@@ -17,9 +17,14 @@
 #include <stdio.h>
 #include <stdarg.h>
 
-void prlog(int log_level __attribute__((unused)), const char* fmt, ...) __attribute__((format (printf, 2, 3)));
+void _prlog(int log_level __attribute__((unused)), const char* fmt, ...) __attribute__((format (printf, 2, 3)));
 
-void prlog(int log_level __attribute__((unused)), const char* fmt, ...)
+#ifndef pr_fmt
+#define pr_fmt(fmt) fmt
+#endif
+#define prlog(l, f, ...) do { _prlog(l, pr_fmt(f), ##__VA_ARGS__); } while(0)
+
+void _prlog(int log_level __attribute__((unused)), const char* fmt, ...)
 {
         va_list ap;