dmesg: inform user --show-delta and iso8601 time format does not mix

References: http://marc.info/?l=util-linux-ng&m=137267606929951&w=2
Signed-off-by: Sami Kerola <kerolasa@iki.fi>

diff --git a/sys-utils/dmesg.c b/sys-utils/dmesg.c
index e6819308cf3fcd143c03259742dbb2229d356a04..88713d55db07b7504955c0845b8d58defcc5a518 100644 (file)
--- a/sys-utils/dmesg.c
+++ b/sys-utils/dmesg.c
@@ -1364,6 +1364,9 @@ int main(int argc, char *argv[])
                case DMESG_TIMEFTM_TIME:
                        ctl.time_fmt = DMESG_TIMEFTM_TIME_DELTA;
                        break;
+               case DMESG_TIMEFTM_ISO8601:
+                       warnx(_("--show-delta is ignored when used together with iso8601 time format"));
+                       break;
                default:
                        ctl.time_fmt = DMESG_TIMEFTM_DELTA;
                }