1 files changed, 33 insertions, 0 deletions
diff --git a/src/emu/log.h b/src/emu/log.h
new file mode 100644
index 0000000..6660c66
--- /dev/null
+++ b/src/emu/log.h
@@ -0,0 +1,33 @@
+#ifndef _LOG_H
+#define _LOG_H
+
+#include <stdbool.h>
+#include <stdio.h>
+
+extern bool is_debug;
+
+#define debug(...) do { \
+	if (is_debug) { \
+		fprintf(stderr, __VA_ARGS__); \
+		fprintf(stderr, "\n"); \
+	} \
+} while (0)
+
+#define error(...) do { \
+	fprintf(stderr, __VA_ARGS__); \
+	fprintf(stderr, "\n"); \
+} while (0)
+
+#define die(...) do { \
+	error(__VA_ARGS__); \
+	exit(EXIT_FAILURE); \
+} while (0)
+
+#define pdie(...) do { \
+	fprintf(stderr, __VA_ARGS__); \
+	fprintf(stderr, ": "); \
+	perror(NULL); \
+	exit(EXIT_FAILURE); \
+} while (0)
+
+#endif