diff options
Diffstat (limited to 'color.c')
| -rw-r--r-- | color.c | 54 |
1 files changed, 31 insertions, 23 deletions
@@ -116,58 +116,66 @@ bad: 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_vprintf(const char *color, const char *fmt, +static int color_vfprintf(FILE *fp, const char *color, const char *fmt, va_list args, const char *trail) { int r = 0; if (*color) - r += printf("%s", color); - r += vprintf(fmt, args); + r += fprintf(fp, "%s", color); + r += vfprintf(fp, fmt, args); if (*color) - r += printf("%s", COLOR_RESET); + r += fprintf(fp, "%s", COLOR_RESET); if (trail) - r += printf("%s", trail); + r += fprintf(fp, "%s", trail); return r; } -int color_printf(const char *color, const char *fmt, ...) +int color_fprintf(FILE *fp, const char *color, const char *fmt, ...) { va_list args; int r; va_start(args, fmt); - r = color_vprintf(color, fmt, args, NULL); + r = color_vfprintf(fp, color, fmt, args, NULL); va_end(args); return r; } -int color_printf_ln(const char *color, const char *fmt, ...) +int color_fprintf_ln(FILE *fp, const char *color, const char *fmt, ...) { va_list args; int r; va_start(args, fmt); - r = color_vprintf(color, fmt, args, "\n"); + r = color_vfprintf(fp, color, fmt, args, "\n"); va_end(args); return r; } |