#ifndef COLOR_H
#define COLOR_H
-/* "\033[1;38;5;2xx;48;5;2xxm\0" is 23 bytes */
-#define COLOR_MAXLEN 24
+/* 2 + (2 * num_attrs) + 8 + 1 + 8 + 'm' + NUL */
+/* "\033[1;2;4;5;7;38;5;2xx;48;5;2xxm\0" */
+/*
+ * The maximum length of ANSI color sequence we would generate:
+ * - leading ESC '[' 2
+ * - attr + ';' 2 * 8 (e.g. "1;")
+ * - fg color + ';' 9 (e.g. "38;5;2xx;")
+ * - fg color + ';' 9 (e.g. "48;5;2xx;")
+ * - terminating 'm' NUL 2
+ *
+ * The above overcounts attr (we only use 5 not 8) and one semicolon
+ * but it is close enough.
+ */
+#define COLOR_MAXLEN 40
/*
* IMPORTANT: Due to the way these color codes are emulated on Windows,