return 1;
}
+static bool on_tty(void) {
+ static int t = -1;
+
+ /* Note that this is invoked relatively early, before we start
+ * the pager. That means the value we return reflects whether
+ * we originally were started on a tty, not if we currently
+ * are. But this is intended, since we want colour and so on
+ * when run in our own pager. */
+
+ if (_unlikely_(t < 0))
+ t = isatty(STDOUT_FILENO) > 0;
+
+ return t;
+}
+
static int generate_new_id128(void) {
sd_id128_t id;
int r;
goto finish;
}
+ on_tty();
have_pager = !arg_no_pager && !arg_follow && pager_open();
if (arg_output == OUTPUT_JSON) {
for (;;) {
for (;;) {
sd_id128_t boot_id;
- int flags = (arg_show_all*OUTPUT_SHOW_ALL |
- have_pager*OUTPUT_FULL_WIDTH);
+ int flags =
+ arg_show_all * OUTPUT_SHOW_ALL |
+ have_pager * OUTPUT_FULL_WIDTH |
+ on_tty() * OUTPUT_COLOR;
if (need_seek) {
r = sd_journal_next(j);