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authornicm <nicm@openbsd.org>2013-10-10 11:45:28 +0000
committernicm <nicm@openbsd.org>2013-10-10 11:45:28 +0000
commit5a200e2a022e91eaf8166629ab0d2d0a19d08250 (patch)
treea317ea8a48cd8b8fdcbb1638321ba0bf32a21c9f /usr.bin/tmux/cmd-queue.c
parentA few fixes from Pedro Martelletto, adapted from (diff)
downloadwireguard-openbsd-5a200e2a022e91eaf8166629ab0d2d0a19d08250.tar.xz
wireguard-openbsd-5a200e2a022e91eaf8166629ab0d2d0a19d08250.zip
Pass flags into cmdq_guard as an argument since sometimes cmdq->cmd can
be NULL. Avoids crash when a command in a command client can't be parsed.
Diffstat (limited to 'usr.bin/tmux/cmd-queue.c')
-rw-r--r--usr.bin/tmux/cmd-queue.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/usr.bin/tmux/cmd-queue.c b/usr.bin/tmux/cmd-queue.c
index 067aa8ad068..87c5fcfea7d 100644
--- a/usr.bin/tmux/cmd-queue.c
+++ b/usr.bin/tmux/cmd-queue.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd-queue.c,v 1.9 2013/06/23 12:41:54 nicm Exp $ */
+/* $OpenBSD: cmd-queue.c,v 1.10 2013/10/10 11:45:28 nicm Exp $ */
/*
* Copyright (c) 2013 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -154,18 +154,15 @@ cmdq_error(struct cmd_q *cmdq, const char *fmt, ...)
/* Print a guard line. */
int
-cmdq_guard(struct cmd_q *cmdq, const char *guard)
+cmdq_guard(struct cmd_q *cmdq, const char *guard, int flags)
{
struct client *c = cmdq->client;
- int flags;
if (c == NULL)
return 0;
if (!(c->flags & CLIENT_CONTROL))
return 0;
- flags = !!(cmdq->cmd->flags & CMD_CONTROL);
-
evbuffer_add_printf(c->stdout_data, "%%%s %ld %u %d\n", guard,
(long) cmdq->time, cmdq->number, flags);
server_push_stdout(c);
@@ -202,7 +199,7 @@ cmdq_continue(struct cmd_q *cmdq)
{
struct cmd_q_item *next;
enum cmd_retval retval;
- int empty, guard;
+ int empty, guard, flags;
char s[1024];
notify_disable();
@@ -228,13 +225,16 @@ cmdq_continue(struct cmd_q *cmdq)
cmdq->time = time(NULL);
cmdq->number++;
- guard = cmdq_guard(cmdq, "begin");
+ flags = !!(cmdq->cmd->flags & CMD_CONTROL);
+ guard = cmdq_guard(cmdq, "begin", flags);
+
retval = cmdq->cmd->entry->exec(cmdq->cmd, cmdq);
+
if (guard) {
if (retval == CMD_RETURN_ERROR)
- cmdq_guard(cmdq, "error");
+ cmdq_guard(cmdq, "error", flags);
else
- cmdq_guard(cmdq, "end");
+ cmdq_guard(cmdq, "end", flags);
}
if (retval == CMD_RETURN_ERROR)