Reorganizing library structure, prep for 2.0.0

examples/PingPongSensor/MYSLog.h

@@ -0,0 +1,44 @@
+/****
+ * Formatted logging to the Serial console.
+ * Compiled in by setting LOGDEBUG
+ *
+ * 2015-05-25  Bruce Lacey V1.0
+ *
+ * Based upon Arduino Playground prior art and should be moved to
+ * the MySensors library at some point as a common debug logging facility
+ */
+#ifndef MYSLog_h
+#define MYSLog_h
+
+#define LOGDEBUG 1
+
+#if defined ( LOGDEBUG )
+   #define LOG(fmt, args... ) log( fmt, ## args );
+#else
+   #define log(fmt, args... )
+#endif
+
+void log(const char *fmt, ... ) {
+  char buff[128];
+  va_list args;
+  va_start (args, fmt);
+  vsnprintf(buff, sizeof(buff), fmt, args);
+  va_end (args);
+  buff[sizeof(buff)/sizeof(buff[0])-1]='\0';
+  Serial.print(buff);
+}
+
+void log(const __FlashStringHelper *fmt, ... ){
+  char buf[128]; // resulting string limited to 128 chars
+  va_list args;
+  va_start (args, fmt);
+#ifdef __AVR__
+  vsnprintf_P(buf, sizeof(buf), (const char *)fmt, args); // progmem for AVR
+#else
+  vsnprintf(buf, sizeof(buf), (const char *)fmt, args); // for the rest of the world
+#endif
+  va_end(args);
+  Serial.print(buf);
+}
+
+#endif