From 9b0b2c0d410fd26e1b48d158a667e42f4bbec52c Mon Sep 17 00:00:00 2001
From: "Ondrej Zajicek (work)" <santiago@crfreenet.org>
Date: Fri, 11 Mar 2022 03:40:03 +0100
Subject: [PATCH] Client: Use exit status to report errors

When birdc is called with a command as an argument, it should set exit
status to non-zero when BIRD replied with an error reply code.

Thanks to Vincent Bernat and others for suggestion.
---
 client/client.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/client/client.c b/client/client.c
index 97cf6639..934e16e0 100644
--- a/client/client.c
+++ b/client/client.c
@@ -50,6 +50,7 @@ static byte *server_read_pos = server_read_buf;
 int init = 1;		/* During intial sequence */
 int busy = 1;		/* Executing BIRD command */
 int interactive;	/* Whether stdin is terminal */
+int last_code;		/* Last return code */
 
 static int num_lines, skip_input;
 int term_lns, term_cls;
@@ -196,7 +197,7 @@ init_commands(void)
     {
       /* Initial command is finished and we want to exit */
       cleanup();
-      exit(0);
+      exit((last_code < 8000) ? 0 : 1);
     }
 
   input_init();
@@ -283,6 +284,8 @@ server_got_reply(char *x)
       if (code)
         PRINTF(len, "%s\n", verbose ? x : x+5);
 
+      last_code = code;
+
       if (x[4] == ' ')
       {
         busy = 0;