From 5a3752889c5b7e18d1041eb873ca2fa9ceb814bd Mon Sep 17 00:00:00 2001
From: Ghjuvan Lacambre <code@lacamb.re>
Date: Sun, 28 May 2023 16:04:54 +0200
Subject: fix(NVIM_APPNAME): show error message if $NVIM_APPNAME is invalid

Closes https://github.com/neovim/neovim/issues/23056.
---
 src/nvim/main.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/nvim/main.c')

diff --git a/src/nvim/main.c b/src/nvim/main.c
index d4fbf8ce93..f27ebb2f67 100644
--- a/src/nvim/main.c
+++ b/src/nvim/main.c
@@ -250,6 +250,11 @@ int main(int argc, char **argv)
 
   argv0 = argv[0];
 
+  if (!appname_is_valid()) {
+    os_errmsg("$NVIM_APPNAME is not a valid file name.\n");
+    exit(1);
+  }
+
   if (argc > 1 && STRICMP(argv[1], "-ll") == 0) {
     if (argc == 2) {
       print_mainerr(err_arg_missing, argv[1]);
-- 
cgit