From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Mon, 7 Oct 2024 10:26:55 +0000 (+0900)
Subject: prioq: use GREEDY_REALLOC() and structured initializer
X-Git-Tag: v257-rc1~295^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=858eac353b5a084d057652ef1ef5187e60f3aafc;p=thirdparty%2Fsystemd.git

prioq: use GREEDY_REALLOC() and structured initializer

No functional change, just refactoring.
---

diff --git a/src/basic/prioq.c b/src/basic/prioq.c
index 5fbb9998b68..b3cf88ecad1 100644
--- a/src/basic/prioq.c
+++ b/src/basic/prioq.c
@@ -24,8 +24,7 @@ struct prioq_item {
 
 struct Prioq {
         compare_func_t compare_func;
-        unsigned n_items, n_allocated;
-
+        unsigned n_items;
         struct prioq_item *items;
 };
 
@@ -142,28 +141,18 @@ static unsigned shuffle_down(Prioq *q, unsigned idx) {
 }
 
 int prioq_put(Prioq *q, void *data, unsigned *idx) {
-        struct prioq_item *i;
         unsigned k;
 
         assert(q);
 
-        if (q->n_items >= q->n_allocated) {
-                unsigned n;
-                struct prioq_item *j;
-
-                n = MAX((q->n_items+1) * 2, 16u);
-                j = reallocarray(q->items, n, sizeof(struct prioq_item));
-                if (!j)
-                        return -ENOMEM;
-
-                q->items = j;
-                q->n_allocated = n;
-        }
+        if (!GREEDY_REALLOC(q->items, MAX(q->n_items + 1, 16u)))
+                return -ENOMEM;
 
         k = q->n_items++;
-        i = q->items + k;
-        i->data = data;
-        i->idx = idx;
+        q->items[k] = (struct prioq_item) {
+                .data = data,
+                .idx = idx,
+        };
 
         if (idx)
                 *idx = k;