commands: Ignore exec switch "--no-startup-id".

When using an i3 config verbatim in sway this switch to exec or
exec_always might appear.

Before this patch the switch would be passed to /bin/sh, causing
an error, and the command would not be run.

1 files changed, 9 insertions, 1 deletions

diff --git a/sway/commands.c b/sway/commands.c
index 2358b9e9..41223937 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -186,8 +186,16 @@ static enum cmd_status cmd_exec_always(int argc, char **argv) {
         if (!checkarg(argc, "exec_always", EXPECTED_MORE_THAN, 0)) {
                 return CMD_FAILURE;
         }
+
+        char *tmp = NULL;
+        if (strcmp((char*)*argv, "--no-startup-id") == 0) {
+                sway_log(L_INFO, "exec switch '--no-startup-id' not supported, ignored.");
+                tmp = join_args(argv + 1, argc - 1);
+        } else {
+                tmp = join_args(argv, argc);
+        }
+
         // Put argument into cmd array
-        char *tmp = join_args(argv, argc);
         char cmd[4096];
         strcpy(cmd, tmp);
         free(tmp);