| 1 | // SPDX-License-Identifier: GPL-2.0 |
|---|---|
| 2 | #include <linux/kernel.h> |
| 3 | #include <subcmd/pager.h> |
| 4 | #include <string.h> |
| 5 | #include "config.h" |
| 6 | #include <stdlib.h> |
| 7 | #include <stdio.h> |
| 8 | #include "color.h" |
| 9 | #include <math.h> |
| 10 | #include <unistd.h> |
| 11 | |
| 12 | int perf_config_colorbool(const char *var, const char *value, int stdout_is_tty) |
| 13 | { |
| 14 | if (value) { |
| 15 | if (!strcasecmp(value, "never")) |
| 16 | return 0; |
| 17 | if (!strcasecmp(value, "always")) |
| 18 | return 1; |
| 19 | if (!strcasecmp(value, "auto")) |
| 20 | goto auto_color; |
| 21 | } |
| 22 | |
| 23 | /* Missing or explicit false to turn off colorization */ |
| 24 | if (!perf_config_bool(var, value)) |
| 25 | return 0; |
| 26 | |
| 27 | /* any normal truth value defaults to 'auto' */ |
| 28 | auto_color: |
| 29 | if (stdout_is_tty < 0) |
| 30 | stdout_is_tty = isatty(1); |
| 31 | if (stdout_is_tty || pager_in_use()) { |
| 32 | char *term = getenv("TERM"); |
| 33 | if (term && strcmp(term, "dumb")) |
| 34 | return 1; |
| 35 | } |
| 36 | return 0; |
| 37 | } |
| 38 |