#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,
#define GIT_COLOR_BLUE "\033[34m"
#define GIT_COLOR_MAGENTA "\033[35m"
#define GIT_COLOR_CYAN "\033[36m"
+#define GIT_COLOR_BOLD_RED "\033[1;31m"
+#define GIT_COLOR_BOLD_GREEN "\033[1;32m"
+#define GIT_COLOR_BOLD_YELLOW "\033[1;33m"
+#define GIT_COLOR_BOLD_BLUE "\033[1;34m"
+#define GIT_COLOR_BOLD_MAGENTA "\033[1;35m"
+#define GIT_COLOR_BOLD_CYAN "\033[1;36m"
#define GIT_COLOR_BG_RED "\033[41m"
+#define GIT_COLOR_BG_GREEN "\033[42m"
+#define GIT_COLOR_BG_YELLOW "\033[43m"
+#define GIT_COLOR_BG_BLUE "\033[44m"
+#define GIT_COLOR_BG_MAGENTA "\033[45m"
+#define GIT_COLOR_BG_CYAN "\033[46m"
+
+/* A special value meaning "no color selected" */
+#define GIT_COLOR_NIL "NIL"
/*
* This variable stores the value of color.ui
int color_fprintf(FILE *fp, const char *color, const char *fmt, ...);
__attribute__((format (printf, 3, 4)))
int color_fprintf_ln(FILE *fp, const char *color, const char *fmt, ...);
-int color_fwrite_lines(FILE *fp, const char *color, size_t count, const char *buf);
+
+int color_is_nil(const char *color);
#endif /* COLOR_H */