Document LTT_DAEMON in lttctl --help

[ltt-control.git] / lttctl / lttctl.c

diff --git a/lttctl/lttctl.c b/lttctl/lttctl.c
index e5631928053c4930b57f5ae35b9754a7070b5a85..3011a96f34c88117f237d89b60f47ab3d4079e5e 100644 (file)
--- a/lttctl/lttctl.c
+++ b/lttctl/lttctl.c
@@ -156,6 +156,11 @@ static void show_arguments(void)
        printf("        Set channels root path, For -w option."
                " (ex. /mnt/debugfs/ltt)\n");
        printf("\n");
+       printf(" Environment variables:\n");
+       printf("  LTT_DAEMON\n");
+       printf("       Complete path to the lttd binary (needs to be\n");
+       printf("       specified if different than package build prefix).\n");
+       printf("\n");
 }
 
 /*