diff --git a/src/game/game_text.cpp b/src/game/game_text.cpp
--- a/src/game/game_text.cpp
+++ b/src/game/game_text.cpp
@@ -26,36 +26,21 @@
 
 #include "../safeguards.h"
 
-void CDECL strgen_warning(const char *s, ...)
+void CDECL StrgenWarningI(const std::string &msg)
 {
-	char buf[1024];
-	va_list va;
-	va_start(va, s);
-	vseprintf(buf, lastof(buf), s, va);
-	va_end(va);
-	Debug(script, 0, "{}:{}: warning: {}", _file, _cur_line, buf);
+	Debug(script, 0, "{}:{}: warning: {}", _file, _cur_line, msg);
 	_warnings++;
 }
 
-void CDECL strgen_error(const char *s, ...)
+void CDECL StrgenErrorI(const std::string &msg)
 {
-	char buf[1024];
-	va_list va;
-	va_start(va, s);
-	vseprintf(buf, lastof(buf), s, va);
-	va_end(va);
-	Debug(script, 0, "{}:{}: error: {}", _file, _cur_line, buf);
+	Debug(script, 0, "{}:{}: error: {}", _file, _cur_line, msg);
 	_errors++;
 }
 
-void NORETURN CDECL strgen_fatal(const char *s, ...)
+void CDECL StrgenFatalI(const std::string &msg)
 {
-	char buf[1024];
-	va_list va;
-	va_start(va, s);
-	vseprintf(buf, lastof(buf), s, va);
-	va_end(va);
-	Debug(script, 0, "{}:{}: FATAL: {}", _file, _cur_line, buf);
+	Debug(script, 0, "{}:{}: FATAL: {}", _file, _cur_line, msg);
 	throw std::exception();
 }