color.h

   1 #ifndef COLOR_H
   2 #define COLOR_H
   3
   4 /*  2 + (2 * num_attrs) + 8 + 1 + 8 + 'm' + NUL */
   5 /* "\033[1;2;4;5;7;38;5;2xx;48;5;2xxm\0" */
   6 /*
   7  * The maximum length of ANSI color sequence we would generate:
   8  * - leading ESC '['            2
   9  * - attr + ';'                 2 * 8 (e.g. "1;")
  10  * - fg color + ';'             9 (e.g. "38;5;2xx;")
  11  * - fg color + ';'             9 (e.g. "48;5;2xx;")
  12  * - terminating 'm' NUL        2
  13  *
  14  * The above overcounts attr (we only use 5 not 8) and one semicolon
  15  * but it is close enough.
  16  */
  17 #define COLOR_MAXLEN 40
  18
  19 /*
  20  * IMPORTANT: Due to the way these color codes are emulated on Windows,
  21  * write them only using printf(), fprintf(), and fputs(). In particular,
  22  * do not use puts() or write().
  23  */
  24 #define GIT_COLOR_NORMAL        ""
  25 #define GIT_COLOR_RESET         "\033[m"
  26 #define GIT_COLOR_BOLD          "\033[1m"
  27 #define GIT_COLOR_RED           "\033[31m"
  28 #define GIT_COLOR_GREEN         "\033[32m"
  29 #define GIT_COLOR_YELLOW        "\033[33m"
  30 #define GIT_COLOR_BLUE          "\033[34m"
  31 #define GIT_COLOR_MAGENTA       "\033[35m"
  32 #define GIT_COLOR_CYAN          "\033[36m"
  33 #define GIT_COLOR_BG_RED        "\033[41m"
  34
  35 /*
  36  * This variable stores the value of color.ui
  37  */
  38 extern int git_use_color_default;
  39
  40
  41 /*
  42  * Use this instead of git_default_config if you need the value of color.ui.
  43  */
  44 int git_color_default_config(const char *var, const char *value, void *cb);
  45
  46 int git_config_colorbool(const char *var, const char *value, int stdout_is_tty);
  47 void color_parse(const char *value, const char *var, char *dst);
  48 void color_parse_mem(const char *value, int len, const char *var, char *dst);
  49 __attribute__((format (printf, 3, 4)))
  50 int color_fprintf(FILE *fp, const char *color, const char *fmt, ...);
  51 __attribute__((format (printf, 3, 4)))
  52 int color_fprintf_ln(FILE *fp, const char *color, const char *fmt, ...);
  53 int color_fwrite_lines(FILE *fp, const char *color, size_t count, const char *buf);
  54
  55 #endif /* COLOR_H */