1 files changed, 45 insertions, 0 deletions
diff --git a/src/io/log.h b/src/io/log.h
new file mode 100644
index 0000000..c2fbd90
--- /dev/null
+++ b/src/io/log.h
@@ -0,0 +1,45 @@
+#pragma once
+
+#include <stdint.h>
+
+#define LOG
+#ifdef LOG
+
+typedef enum {
+    DEBUG,
+    TRACE,
+    INFO,
+    WARN,
+    ERROR,
+} LogLevel;
+
+#define BUF_LENGTH 256
+#define INIT_LOG_BUFFER(name) char name[BUF_LENGTH];
+#define INIT_LOG_BOUNDS int t = 0;
+#define APPEND(buffer, msg, ...) t += snprintf(buffer + t, BUF_LENGTH - t, msg, ##__VA_ARGS__);
+#define LOGONLY(code) code
+
+void logmsg(LogLevel level, const char* msg, ...) 
+    __attribute__ ((__format__(printf, 2, 3)));
+
+#define DEBUG(msg, ...) logmsg(DEBUG, msg, ##__VA_ARGS__)
+#define TRACE(msg, ...) logmsg(TRACE, msg, ##__VA_ARGS__)
+#define INFO(msg, ...) logmsg(INFO, msg, ##__VA_ARGS__)
+#define WARN(msg, ...) logmsg(WARN, msg, ##__VA_ARGS__)
+#define ERROR(msg, ...) logmsg(ERROR, msg, ##__VA_ARGS__)
+
+#else
+
+#define BUF_LENGTH
+#define INIT_LOG_BUFFER(name)
+#define INIT_LOG_BOUNDS
+#define APPEND(buffer, msg, ...)
+#define LOGONLY(code)
+
+#define DEBUG(msg, ...)
+#define TRACE(msg, ...)
+#define INFO(msg, ...)
+#define WARN(msg, ...)
+#define ERROR(msg, ...)
+
+#endif
+\ No newline at end of file