Add new format parameters.

amxmodx/util.cpp

@@ -713,4 +713,22 @@ char *UTIL_ReplaceEx(char *subject, size_t maxLen, const char *search, size_t se
 	}
 
 	return NULL;
+}
+
+size_t UTIL_Format(char *buffer, size_t maxlength, const char *fmt, ...)
+{
+	va_list ap;
+	va_start(ap, fmt);
+	size_t len = vsnprintf(buffer, maxlength, fmt, ap);
+	va_end(ap);
+
+	if (len >= maxlength)
+	{
+		buffer[maxlength - 1] = '\0';
+		return (maxlength - 1);
+	}
+	else
+	{
+		return len;
+	}
 }