client: Print out help header if non-interactive

diff --git a/client/commands.c b/client/commands.c
index 6e2680b..3e6922f 100644 (file)
--- a/client/commands.c
+++ b/client/commands.c
@@ -672,8 +672,12 @@ static const struct {
 
 static int cmd_help(char *args[], int num, struct option *options)
 {
+       bool interactive = __connmanctl_is_interactive();
        int i, j;
 
+       if (interactive == false)
+               fprintf(stdout, "Usage: connmanctl [[command] [args]]\n");
+
        for (i = 0; cmd_table[i].cmd != NULL; i++) {
                const char *cmd = cmd_table[i].cmd;
                const char *argument = cmd_table[i].argument;
@@ -697,6 +701,10 @@ static int cmd_help(char *args[], int num, struct option *options)
                }
        }
 
+       if (interactive == false)
+               fprintf(stdout, "\nNote: arguments and output are considered "
+                               "EXPERIMENTAL for now.\n");
+
        return 0;
 }