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retab everything to use tabs

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Ivar Fatland
2025-12-03 19:38:43 +01:00
parent 1b33ace698
commit 9214b986ac
12 changed files with 473 additions and 443 deletions
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borrow_allocator.c
+55 -55
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@@ -5,87 +5,87 @@
#include <stdbool.h>
void *borrow_allocator_alloc_func(borrow_allocator_t *this, size_t bytes) {
linked_allocation_node_t *node = malloc(sizeof(*this->head) + bytes);
if (node == NULL) { return NULL; }
node->prev = NULL;
node->next = this->head;
if (this->head != NULL) {
assert(this->head->prev == NULL);
this->head->prev = node;
}
this->head = node;
return &node->data;
linked_allocation_node_t *node = malloc(sizeof(*this->head) + bytes);
if (node == NULL) { return NULL; }
node->prev = NULL;
node->next = this->head;
if (this->head != NULL) {
assert(this->head->prev == NULL);
this->head->prev = node;
}
this->head = node;
return &node->data;
}
void *borrow_allocator_resize_func(borrow_allocator_t *this, void *old_ptr, size_t bytes) {
linked_allocation_node_t *old_node = PTR_FROM_FIELD_PTR(linked_allocation_node_t, data, old_ptr);
linked_allocation_node_t *new_node = realloc(old_node, sizeof(*old_node) + bytes);
if (new_node == NULL) { return NULL; }
if (this->head == old_node) {
assert(new_node->prev == NULL);
this->head = new_node;
}
if (new_node->prev != NULL) { new_node->prev->next = new_node; }
if (new_node->next != NULL) { new_node->next->prev = new_node; }
return &new_node->data;
linked_allocation_node_t *old_node = PTR_FROM_FIELD_PTR(linked_allocation_node_t, data, old_ptr);
linked_allocation_node_t *new_node = realloc(old_node, sizeof(*old_node) + bytes);
if (new_node == NULL) { return NULL; }
if (this->head == old_node) {
assert(new_node->prev == NULL);
this->head = new_node;
}
if (new_node->prev != NULL) { new_node->prev->next = new_node; }
if (new_node->next != NULL) { new_node->next->prev = new_node; }
return &new_node->data;
}
// TODO: remove
void borrow_allocator_free(borrow_allocator_t *this, void *old_ptr) {
linked_allocation_node_t *node = PTR_FROM_FIELD_PTR(linked_allocation_node_t, data, old_ptr);
if (node->prev != NULL) { node->prev->next = node->next; }
if (node->next != NULL) { node->next->prev = node->prev; }
if (this->head == node) {
assert(node->prev == NULL);
if (node->next != NULL) { assert(node->next->prev == NULL); }
this->head = node->next;
}
free(node);
linked_allocation_node_t *node = PTR_FROM_FIELD_PTR(linked_allocation_node_t, data, old_ptr);
if (node->prev != NULL) { node->prev->next = node->next; }
if (node->next != NULL) { node->next->prev = node->prev; }
if (this->head == node) {
assert(node->prev == NULL);
if (node->next != NULL) { assert(node->next->prev == NULL); }
this->head = node->next;
}
free(node);
}
void borrow_allocator_free_all(borrow_allocator_t *this) {
if (this->head == NULL) {
return;
}
assert(this->head->prev == NULL);
void *prev = NULL;
for (linked_allocation_node_t *node = this->head; node != NULL; node = node->next) {
free(prev);
prev = node;
}
free(prev);
this->head = NULL;
if (this->head == NULL) {
return;
}
assert(this->head->prev == NULL);
void *prev = NULL;
for (linked_allocation_node_t *node = this->head; node != NULL; node = node->next) {
free(prev);
prev = node;
}
free(prev);
this->head = NULL;
}
size_t borrow_allocator_count_allocations(borrow_allocator_t *this) {
size_t output = 0;
for (linked_allocation_node_t *node = this->head; node != NULL; node = node->next) {
output++;
}
return output;
size_t output = 0;
for (linked_allocation_node_t *node = this->head; node != NULL; node = node->next) {
output++;
}
return output;
}
static void *borrow_alloc_impl(void *this, size_t bytes) {
return borrow_allocator_alloc_func(this, bytes);
return borrow_allocator_alloc_func(this, bytes);
}
static void *borrow_resize_impl(void *this, void *old_ptr, size_t bytes) {
return borrow_allocator_resize_func(this, old_ptr, bytes);
return borrow_allocator_resize_func(this, old_ptr, bytes);
}
static void borrow_reset(void *this) {
borrow_allocator_free_all(this);
borrow_allocator_free_all(this);
}
static const allocator_vtbl_t borrow_vtbl = {
.alloc = borrow_alloc_impl,
.resize = borrow_resize_impl,
.reset = borrow_reset,
.alloc = borrow_alloc_impl,
.resize = borrow_resize_impl,
.reset = borrow_reset,
};
allocator_t allocator_from_borrow(borrow_allocator_t *this) {
return (allocator_t) {
.this=this,
.vtbl=&borrow_vtbl,
};
return (allocator_t) {
.this=this,
.vtbl=&borrow_vtbl,
};
}