From 0d4174849c4336a3e87c25c66b4cea504a7aad12 Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Fri, 31 May 2024 14:57:18 -0300
Subject: src/vector.c: Make the "void **values" `const`

---
 src/vector.c | 35 +++++++++++++++++++----------------
 1 file changed, 19 insertions(+), 16 deletions(-)

diff --git a/src/vector.c b/src/vector.c
index 358036b..6708546 100644
--- a/src/vector.c
+++ b/src/vector.c
@@ -18,7 +18,7 @@
 
 
 struct Vector {
-	void **values;
+	const void **values;
 	size_t capacity;
 	size_t count;
 	const size_t max_capacity;
@@ -46,15 +46,8 @@ vector_new_with(
 ) {
 	int rc = -1;
 
-	struct Vector v = {
-		.values       = NULL,
-		.capacity     = capacity,
-		.count        = 0U,
-		.max_capacity = max_capacity,
-		.multiplier   = multiplier,
-		.value_size   = value_size,
-	};
-	struct Vector *restrict ret = NULL;
+	const struct Vector *ret = NULL;
+	void *values = NULL;
 
 	assert(capacity > 0);
 	if (capacity > max_capacity) {
@@ -68,8 +61,8 @@ vector_new_with(
 	}
 
 	const size_t array_bytes_size = capacity * value_size;
-	v.values = malloc(array_bytes_size);
-	if (v.values == NULL) {
+	values = malloc(array_bytes_size);
+	if (values == NULL) {
 		logerr("malloc(): %s", strerror(errno));
 		goto out;
 	}
@@ -79,17 +72,26 @@ vector_new_with(
 		logerr("malloc(): %s", strerror(errno));
 		goto out;
 	}
-	memcpy(ret, &v, sizeof(v));
 
+	memcpy((void *)ret, &(struct Vector) {
+		.values       = values,
+		.capacity     = capacity,
+		.count        = 0U,
+		.max_capacity = max_capacity,
+		.multiplier   = multiplier,
+		.value_size   = value_size,
+	}, sizeof(*ret));
 	*out = ret;
 	rc = 0;
 out:
 	if (rc) {
 		if (ret != NULL) {
-			free(ret);
+			free((void *)ret);
+			ret = NULL;
 		}
-		if (v.values != NULL) {
-			free(v.values);
+		if (values != NULL) {
+			free((void *)values);
+			values = NULL;
 		}
 	}
 	return rc;
@@ -196,6 +198,7 @@ out:
 	if (rc) {
 		if (new_values != NULL) {
 			free(new_values);
+			new_values = NULL;
 		}
 	}
 	return rc;
-- 
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