diff --git a/src/error.c b/src/error.c
new file mode 100644
index 0000000..2a38774
--- /dev/null
+++ b/src/error.c
@@ -0,0 +1,51 @@
+#include "error.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include "util/intdef.h"
+
+static void error_log(FILE *restrict stream, const char *restrict pfx, uint ln, const char *restrict file, const char *restrict fmt, va_list ap) {
+	fprintf(stream, "(%s:%u) [%s] '", file, ln, pfx);
+
+	vfprintf(stream, fmt, ap);
+
+	fprintf(stream, "'\n");
+}
+
+void error_dbg(uint ln, const char *restrict file, const char *restrict fmt, ...) {
+	va_list ap;
+	va_start(ap, fmt);
+	error_log(stdout, "\033[95mDBG\033[0m", ln, file, fmt, ap);
+	va_end(ap);
+}
+
+void error_inf(uint ln, const char *restrict file, const char *restrict fmt, ...) {
+	va_list ap;
+	va_start(ap, fmt);
+	error_log(stdout, "\033[93mINF\033[0m", ln, file, fmt, ap);
+	va_end(ap);
+}
+
+void error_war(uint ln, const char *restrict file, const char *restrict fmt, ...) {
+	va_list ap;
+	va_start(ap, fmt);
+	error_log(stdout, "\033[91mWAR\033[0m", ln, file, fmt, ap);
+	va_end(ap);
+}
+
+void error_err(uint ln, const char *restrict file, const char *restrict fmt, ...) {
+	va_list ap;
+	va_start(ap, fmt);
+	error_log(stdout, "\033[mFAT\033[0m", ln, file, fmt, ap);
+	va_end(ap);
+}
+
+void error_fat(uint ln, const char *restrict file, const char *restrict fmt, ...) {
+	va_list ap;
+	va_start(ap, fmt);
+	error_log(stdout, "\033[mFAT\033[0m", ln, file, fmt, ap);
+	va_end(ap);
+
+	exit(EXIT_FAILURE);
+}
diff --git a/src/error.h b/src/error.h
index e90d455..92dd94b 100644
--- a/src/error.h
+++ b/src/error.h
@@ -2,20 +2,21 @@
  * Licensed under the MIT Licence. See LICENSE for details */
 #pragma once
 
-#if __INCLUDE_LEVEL__ > 0
 #include <stdio.h>
 #include <stdlib.h>
 
+#include "util/atrb.h"
+#include "util/intdef.h"
 #include "util/macro.h"
-#endif
 
-#define debug(s, ...) printf("\033[95m" __FILE__ ":" MACRO_STR2(__LINE__) ": [DBG]: " s "\033[0m\n", ##__VA_ARGS__)
-#define info(s, ...)  printf(__FILE__ ":" MACRO_STR2(__LINE__) ": [INF]: " s "\n", ##__VA_ARGS__)
-#define warn(s, ...)  fprintf(stderr, "\033[93m" __FILE__ ":" MACRO_STR2(__LINE__) ": [WAR]: " s "\033[0m\n", ##__VA_ARGS__)
-#define error(s, ...) fprintf(stderr, "\033[91m" __FILE__ ":" MACRO_STR2(__LINE__) ": [ERR]: " s "\033[0m\n", ##__VA_ARGS__)
+void error_dbg(uint ln, const char *restrict file, const char *restrict fmt, ...);
+void error_inf(uint ln, const char *restrict file, const char *restrict fmt, ...);
+void error_war(uint ln, const char *restrict file, const char *restrict fmt, ...);
+void error_err(uint ln, const char *restrict file, const char *restrict fmt, ...);
+void error_fat(uint ln, const char *restrict file, const char *restrict fmt, ...) NORET;
 
-#define fatal(s, ...)                                                                                                    \
-	do {                                                                                                             \
-		fprintf(stderr, "\033[101m" __FILE__ ":" MACRO_STR2(__LINE__) ": [FAT]: " s "\033[0m\n", ##__VA_ARGS__); \
-		exit(EXIT_FAILURE);                                                                                      \
-	} while (0)
+#define debug(s, ...) error_dbg(__LINE__, __FILE__, s, ##__VA_ARGS__)
+#define info(s, ...)  error_inf(__LINE__, __FILE__, s, ##__VA_ARGS__)
+#define warn(s, ...)  error_war(__LINE__, __FILE__, s, ##__VA_ARGS__)
+#define error(s, ...) error_err(__LINE__, __FILE__, s, ##__VA_ARGS__)
+#define fatal(s, ...) error_fat(__LINE__, __FILE__, s, ##__VA_ARGS__)