t7004: factor out gpg setup

diff --git a/color.h b/color.h
index 3cb4b7fc890880b0fcf19a11c6bc7de6b10d6e8d..68a926a2cdfb870ae0da0bfbc4c5b36681609911 100644 (file)
--- a/color.h
+++ b/color.h
@@ -1,8 +1,22 @@
 #ifndef COLOR_H
 #define COLOR_H
 
-/* "\033[1;38;5;2xx;48;5;2xxm\0" is 23 bytes */
-#define COLOR_MAXLEN 24
+struct strbuf;
+
+/*  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,
@@ -18,13 +32,30 @@
 #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
  */
 extern int git_use_color_default;
 
+/* A default list of colors to use for commit graphs and show-branch output */
+extern const char *column_colors_ansi[];
+extern const int column_colors_ansi_max;
 
 /*
  * Use this instead of git_default_config if you need the value of color.ui.
@@ -38,6 +69,8 @@ __attribute__((format (printf, 3, 4)))
 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);
+void color_print_strbuf(FILE *fp, const char *color, const struct strbuf *sb);
+
+int color_is_nil(const char *color);
 
 #endif /* COLOR_H */