Properly handle events during reads

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1630 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2003-10-14 09:56:46 +00:00
parent a10a120c99
commit 2bf8b38383

View File

@@ -3322,16 +3322,19 @@ struct ast_frame *zt_read(struct ast_channel *ast)
ast->blocking = 0;
/* Check for hangup */
if (res < 0) {
f = NULL;
if (res == -1) {
if (errno == EAGAIN) {
/* Return "NULL" frame if there is nobody there */
ast_mutex_unlock(&p->lock);
return &p->subs[index].f;
} else if (errno == ELAST) {
f = zt_handle_event(ast);
} else
ast_log(LOG_WARNING, "zt_rec: %s\n", strerror(errno));
}
ast_mutex_unlock(&p->lock);
return NULL;
return f;
}
if (res != (p->subs[index].linear ? READ_SIZE * 2 : READ_SIZE)) {
ast_log(LOG_DEBUG, "Short read (%d/%d), must be an event...\n", res, p->subs[index].linear ? READ_SIZE * 2 : READ_SIZE);