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process.c: Fix a block when in teardown mode

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nvim blocking can be tested with "nvim +te +'!xclip' +qa"

By closing all handles for a pty process, we unblock the event loop if
the process has not terminated yet.
This commit is contained in:
oni-link
2016-05-20 21:19:10 +02:00
parent 48e945e588
commit 677eae6b0f
1 changed files with 8 additions and 11 deletions
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19
src/nvim/event/process.c
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@@ -116,18 +116,13 @@ void process_teardown(Loop *loop) FUNC_ATTR_NONNULL_ALL
process_is_tearing_down = true;
kl_iter(WatcherPtr, loop->children, current) {
Process *proc = (*current)->data;
if (proc->detach) {
if (proc->detach || proc->type == kProcessTypePty) {
// Close handles to process without killing it.
CREATE_EVENT(loop->events, process_close_handles, 1, proc);
} else {
if (proc->type == kProcessTypeUv) {
uv_kill(proc->pid, SIGTERM);
proc->term_sent = true;
process_stop(proc);
} else { // kProcessTypePty
process_close_streams(proc);
pty_process_close_master((PtyProcess *)proc);
}
uv_kill(proc->pid, SIGTERM);
proc->term_sent = true;
process_stop(proc);
}
}
@@ -315,8 +310,10 @@ static void decref(Process *proc)
static void process_close(Process *proc)
FUNC_ATTR_NONNULL_ARG(1)
{
if (process_is_tearing_down && proc->detach && proc->closed) {
// If a detached process dies while tearing down it might get closed twice.
if (process_is_tearing_down && (proc->detach || proc->type == kProcessTypePty)
&& proc->closed) {
// If a detached/pty process dies while tearing down it might get closed
// twice.
return;
}
assert(!proc->closed);