diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-12 08:43:34 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-12 08:43:34 -0400 |
commit | 670b77ddfab0f4eddbe539964aba83d446d48129 (patch) | |
tree | 5b159fe9bd52169e05cdc60db5a48a5c5ac9602a /src/libbasic/terminal-util.c | |
parent | 23708daf3ba69ba9880102b4f720a3842883332e (diff) | |
parent | 34dbdee3b2f122d2ef903a368b172e75f962b66a (diff) |
Merge branch 'lukeshu/postmove' into 'lukeshu/master'
Diffstat (limited to 'src/libbasic/terminal-util.c')
-rw-r--r-- | src/libbasic/terminal-util.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/src/libbasic/terminal-util.c b/src/libbasic/terminal-util.c index 0a9d2bbdef..9521b79daa 100644 --- a/src/libbasic/terminal-util.c +++ b/src/libbasic/terminal-util.c @@ -1135,14 +1135,19 @@ int open_terminal_in_namespace(pid_t pid, const char *name, int mode) { } bool colors_enabled(void) { - const char *colors; + static int enabled = -1; - colors = getenv("SYSTEMD_COLORS"); - if (!colors) { - if (streq_ptr(getenv("TERM"), "dumb")) - return false; - return on_tty(); + if (_unlikely_(enabled < 0)) { + const char *colors; + + colors = getenv("SYSTEMD_COLORS"); + if (colors) + enabled = parse_boolean(colors) != 0; + else if (streq_ptr(getenv("TERM"), "dumb")) + enabled = false; + else + enabled = on_tty(); } - return parse_boolean(colors) != 0; + return enabled; } |