diff options
Diffstat (limited to 'src/shared/prioq.c')
| -rw-r--r-- | src/shared/prioq.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/shared/prioq.c b/src/shared/prioq.c index b7d745990c..64c44aef82 100644 --- a/src/shared/prioq.c +++ b/src/shared/prioq.c @@ -236,7 +236,8 @@ static struct prioq_item* find_item(Prioq *q, void *data, unsigned *idx) { int prioq_remove(Prioq *q, void *data, unsigned *idx) { struct prioq_item *i; - assert(q); + if (!q) + return 0; i = find_item(q, data, idx); if (!i) @@ -263,7 +264,9 @@ int prioq_reshuffle(Prioq *q, void *data, unsigned *idx) { } void *prioq_peek(Prioq *q) { - assert(q); + + if (!q) + return NULL; if (q->n_items <= 0) return NULL; @@ -274,7 +277,8 @@ void *prioq_peek(Prioq *q) { void *prioq_pop(Prioq *q) { void *data; - assert(q); + if (!q) + return NULL; if (q->n_items <= 0) return NULL; @@ -285,13 +289,17 @@ void *prioq_pop(Prioq *q) { } unsigned prioq_size(Prioq *q) { - assert(q); + + if (!q) + return 0; return q->n_items; } bool prioq_isempty(Prioq *q) { - assert(q); + + if (!q) + return true; return q->n_items <= 0; } |