Diff: debug.h

Revision:

0:ea5a948dfc97

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/debug.h	Tue Oct 09 14:07:38 2018 +0000
@@ -0,0 +1,61 @@
+/* Copyright (c) 2012 mbed.org, MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+ * and associated documentation files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish, distribute,
+ * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+ * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+ 
+#ifndef DEBUG_H
+#define DEBUG_H
+
+/** @file debug.h */
+
+#ifndef NDEBUG
+
+#include <stdarg.h>
+#include <stdio.h>
+
+/** Output a debug message
+ * 
+ * @param format printf-style format string, followed by variables
+ */
+static inline void debug(const char *format, ...) {
+    va_list args;
+    va_start(args, format);
+    vfprintf(stderr, format, args);
+    va_end(args);
+}
+
+/** Conditionally output a debug message
+ * 
+ * @param condition output only if condition is true
+ * @param format printf-style format string, followed by variables
+ */
+static inline void debug_if(bool condition, const char *format, ...) {
+    if(condition) {
+        va_list args;
+        va_start(args, format);
+        vfprintf(stderr, format, args);
+        va_end(args);
+    }
+}
+
+#else
+
+static inline void debug(const char *format, ...) {}
+static inline void debug(bool condition, const char *format, ...) {}
+
+#endif
+
+#endif