i3bar: document -b in --help (Thanks mxf)

diff --git a/i3bar/src/main.c b/i3bar/src/main.c
index ea48994172ef0c8e9bb76a448010ffe6adafbccf..ea84ca44d875c8af78c40b9b299873d3a21a6da5 100644 (file)
--- a/i3bar/src/main.c
+++ b/i3bar/src/main.c
@@ -41,10 +41,17 @@ char *expand_path(char *path) {
 }
 
 void print_usage(char *elf_name) {
-    printf("Usage: %s [-s sock_path] [-h] [-v]\n", elf_name);
+    printf("Usage: %s [-b bar_id] [-s sock_path] [-h] [-v]\n", elf_name);
+    printf("\n");
+    printf("-b <bar_id>\tBar ID for which to get the configuration\n");
     printf("-s <sock_path>\tConnect to i3 via <sock_path>\n");
     printf("-h\t\tDisplay this help-message and exit\n");
     printf("-v\t\tDisplay version number and exit\n");
+    printf("\n");
+    printf(" PLEASE NOTE that i3bar will be automatically started by i3\n"
+           " as soon as there is a 'bar' configuration block in your\n"
+           " config file. You should never need to start it manually.\n");
+    printf("\n");
 }
 
 /*