who: add -a (by Tito)

1 files changed, 4 insertions, 2 deletions

diff --git a/include/usage.h b/include/usage.h
index 953645ba0..592316ace 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -4112,9 +4112,11 @@ USE_FEATURE_RUN_PARTS_FANCY("\n	-l	Prints names of all matching files even when
        "/bin/login\n"
 
 #define who_trivial_usage \
-       " "
+       "[-a]"
 #define who_full_usage \
-       "Print the current user names and related information"
+       "Show who is logged on" \
+       "\n\nOptions:\n" \
+       "        -a      show all"
 
 #define whoami_trivial_usage \
        ""