diff options
| -rw-r--r-- | libpager/pager-attr.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/libpager/pager-attr.c b/libpager/pager-attr.c index 7fae4d74..762bb971 100644 --- a/libpager/pager-attr.c +++ b/libpager/pager-attr.c @@ -32,6 +32,17 @@ pager_change_attributes (struct pager *p, mutex_lock (&p->interlock); + /* If there's nothing to do we might be able to return. However, + if the user asked us to wait, and there are pending changes, + then we have to do the work anyway because we must follow the + pending change. */ + if (p->may_cache == may_cache && p->copy_strategy == copy_strategy + && ! (p->attribute_requests && wait)) + { + mutex_unlock (&p->interlock); + return; + } + p->may_cache = may_cache; p->copy_strategy = copy_strategy; |