RT-Thread/rt-thread
1
0
Fork 0
mirror of https://github.com/RT-Thread/rt-thread.git synced 2025-10-20 22:42:40 +08:00
Code Issues Packages Projects Releases Wiki Activity

fix lwp_free tty switch to foreground error (#7945)

Browse Source
This commit is contained in:
geniusgogo
2023-08-12 10:50:45 +08:00
committed by GitHub
parent 1b5ed06d38
commit a6959a9ef8
1 changed files with 8 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
components/lwp/lwp_pid.c
View File

@@ -469,13 +469,18 @@ void lwp_free(struct rt_lwp* lwp)
if (lwp->tty != RT_NULL)
{
rt_mutex_take(&lwp->tty->lock, RT_WAITING_FOREVER);
old_lwp = tty_pop(&lwp->tty->head, RT_NULL);
rt_mutex_release(&lwp->tty->lock);
if (lwp->tty->foreground == lwp)
{
old_lwp = tty_pop(&lwp->tty->head, RT_NULL);
lwp->tty->foreground = old_lwp;
lwp->tty = RT_NULL;
}
else
{
tty_pop(&lwp->tty->head, lwp);
}
rt_mutex_release(&lwp->tty->lock);
lwp->tty = RT_NULL;
}
}
else