emacsclient: ignore --eval parameters when starting alternate editor

* lib-src/emacsclient.c (fail): If the user said --eval, don't
pass those arguments to the alternate editor as file names.
Suggested by a patch from Scott Turner (bug#11474).

1 files changed, 5 insertions, 1 deletions

diff --git a/lib-src/emacsclient.c b/lib-src/emacsclient.c
index 39dd10e7fb1..ba2721e8bc9 100644
--- a/lib-src/emacsclient.c
+++ b/lib-src/emacsclient.c
@@ -700,7 +700,11 @@ fail (void)
 {
   if (alternate_editor)
     {
-      size_t extra_args_size = (main_argc - optind + 1) * sizeof (char *);
+      /* If the user has said --eval, then those aren't file name
+         parameters, so don't put them on the alternate_editor command
+         line. */
+      size_t extra_args_size =
+        (eval? 0: (main_argc - optind + 1) * sizeof (char *));
       size_t new_argv_size = extra_args_size;
       char **new_argv = xmalloc (new_argv_size);
       char *s = xstrdup (alternate_editor);