die("bad config value '%s' for variable '%s'", value, var);
}
-int git_config_colorbool(const char *var, const char *value)
+int git_config_colorbool(const char *var, const char *value, int stdout_is_tty)
{
- if (!value)
- return 1;
- if (!strcasecmp(value, "auto")) {
- if (isatty(1) || (pager_in_use && pager_use_color)) {
- char *term = getenv("TERM");
- if (term && strcmp(term, "dumb"))
- return 1;
- }
- return 0;
+ if (value) {
+ if (!strcasecmp(value, "never"))
+ return 0;
+ if (!strcasecmp(value, "always"))
+ return 1;
+ if (!strcasecmp(value, "auto"))
+ goto auto_color;
}
- if (!strcasecmp(value, "never"))
+
+ /* Missing or explicit false to turn off colorization */
+ if (!git_config_bool(var, value))
return 0;
- if (!strcasecmp(value, "always"))
- return 1;
- return git_config_bool(var, value);
+
+ /* any normal truth value defaults to 'auto' */
+ auto_color:
+ if (stdout_is_tty < 0)
+ stdout_is_tty = isatty(1);
+ if (stdout_is_tty || (pager_in_use() && pager_use_color)) {
+ char *term = getenv("TERM");
+ if (term && strcmp(term, "dumb"))
+ return 1;
+ }
+ return 0;
}
static int color_vfprintf(FILE *fp, const char *color, const char *fmt,