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some progress on scanner. begin clusterfuck map

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This commit is contained in:
Ivar Fatland
2026-03-29 21:50:59 +02:00
parent e41ef17d6b
commit 253e095e4d
3 changed files with 62 additions and 102 deletions
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map.c
+27 -14
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@@ -1,6 +1,9 @@
#include "cig.h"
#include <assert.h>
#define FREE (-1)
#define GRAVESTONE (-2)
static inline int mapping_cap(int capacity) {
return capacity * 2;
}
@@ -58,21 +61,27 @@ void *map_create_func(
void *map_grow_func(void *this, const char *file, int line) {
map_header_t *header = PTR_FROM_FIELD_PTR(map_header_t, bytes, this);
allocator_t allocator = header->allocator;
int new_capacity = 1;
if (header->capacity > 0) {
new_capacity = header->capacity * 2;
}
internal_map_sizes_t new_size = internal_map_sizes(
new_capacity,
header->itemsize
);
header = allocator_resize_func(allocator, header, new_size.bytes, file, line);
// TODO!!! Overwrite the mapping arr with -1, then iterate through the
// items arr and find the hashes of the values to populate the mappings
// arr.
assert(false && "TODO");
int new_size = header->n_items + 1;
if (header->capacity < new_size) {
allocator_t allocator = header->allocator;
int new_capacity = 1;
if (header->capacity > 0) {
new_capacity = header->capacity * 2;
}
internal_map_sizes_t new_size = internal_map_sizes(
new_capacity,
header->itemsize
);
header = allocator_resize_func(allocator, header, new_size.bytes, file, line);
// TODO!!! Overwrite the mapping arr with -1, then iterate through the
// items arr and find the hashes of the values to populate the mappings
// arr.
assert(false && "TODO");
TODO
}
header->n_items = new_size;
return header->bytes;
}
@@ -91,3 +100,7 @@ int map_cap(void *this) {
map_header_t *header = PTR_FROM_FIELD_PTR(map_header_t, bytes, this);
return header->capacity;
}
#undef FREE
#undef GRAVESTONE