X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=include%2Flttngerr.h;h=062908098f0f757543deb904de9c482ba3cbecdb;hp=5c3d8c4fb824a8e877d7e445e6fac389cd5bf772;hb=ca3c5ac0cf100d80352a1a81936b5adc47942f35;hpb=fac6795d6e2c60e79bdc7dab42da94d2025a57d3

diff --git a/include/lttngerr.h b/include/lttngerr.h
index 5c3d8c4fb..062908098 100644
--- a/include/lttngerr.h
+++ b/include/lttngerr.h
@@ -1,9 +1,10 @@
-/* Copyright (C)  2011 - David Goulet <david.goulet@polymtl.ca>
+/*
+ * Copyright (C)  2011 - David Goulet <david.goulet@polymtl.ca>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
+ * as published by the Free Software Foundation; only version 2
+ * of the License.
  * 
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -13,14 +14,17 @@
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
- * 
  */
 
 #ifndef _LTTNGERR_H
 #define _LTTNGERR_H
 
 #include <errno.h>
-#include <stdarg.h>
+#include <stdio.h>
+
+/* Stringify the expansion of a define */
+#define XSTR(d) STR(d)
+#define STR(s) #s
 
 extern int opt_quiet;
 extern int opt_verbose;
@@ -36,29 +40,24 @@ enum __lttng_print_type {
 /*
  *  __lttng_print
  *
- *  Internal function for printing message
- *  depending on command line option and verbosity.
+ *  Macro for printing message depending on
+ *  command line option and verbosity.
  */
-void __lttng_print(enum __lttng_print_type type, const char *fmt, ...)
-{
-	va_list ap;
-	va_start(ap, fmt);
-
-	if (opt_quiet == 0) {
-		if (type == PRINT_MSG || (opt_verbose && type == PRINT_DBG)) {
-			vfprintf(stdout, fmt, ap);
-		} else if (type != PRINT_MSG && type != PRINT_DBG) {
-			vfprintf(stderr, fmt, ap);
-		}
-	}
-
-	va_end(ap);
-}
+#define __lttng_print(type, fmt, args...)	\
+	do {							\
+		if (opt_quiet == 0) {		\
+			if (type == PRINT_MSG || (opt_verbose && type == PRINT_DBG)) {	\
+				fprintf(stdout, fmt, ## args);	\
+			} else if (type != PRINT_MSG && type != PRINT_DBG) {	\
+				fprintf(stderr, fmt, ## args);		\
+			}	\
+		}	\
+	} while (0);
 
 #define MSG(fmt, args...) __lttng_print(PRINT_MSG, fmt "\n", ## args)
 #define ERR(fmt, args...) __lttng_print(PRINT_ERR, "Error: " fmt "\n", ## args)
 #define WARN(fmt, args...) __lttng_print(PRINT_WARN, "Warning: " fmt "\n", ## args)
 #define BUG(fmt, args...) __lttng_print(PRINT_BUG, "BUG: " fmt "\n", ## args)
-#define DBG(fmt, args...) __lttng_print(PRINT_DBG, "DEBUG: " fmt "\n", ## args)
+#define DBG(fmt, args...) __lttng_print(PRINT_DBG, "DEBUG: " fmt " [in %s() at " __FILE__ ":" XSTR(__LINE__) "]\n", ## args, __func__)
 
 #endif /* _LTTNGERR_H */