Reorganize the lib

1 files changed, 0 insertions, 84 deletions

diff --git a/lib/arena.c b/lib/arena.c
deleted file mode 100644
index 8cd1748..0000000
--- a/lib/arena.c
+++ /dev/null
@@ -1,84 +0,0 @@
-#include "arena.h"
-
-region *new_region(size_t cap) {
-  size_t size_bytes = sizeof(region) + sizeof(uintptr_t)*cap;
-  region *r = (region *)malloc(size_bytes);
-  assert(r);
-  r->next = NULL;
-  r->len = 0;
-  r->cap = cap;
-  return r;
-}
-
-arena arena_init_cap(size_t cap) {
-  arena a = {0};
-  a.region_cap = cap;
-  return a;
-}
-
-void *arena_alloc(arena *a, size_t size_bytes) {
-  size_t size = (size_bytes + sizeof(uintptr_t)-1)/sizeof(uintptr_t);
-
-  if (a->end == NULL) {
-	assert(a->beg == NULL);
-	size_t capacity = a->region_cap ? a->region_cap : ARENA_REGION_DEFAULT_CAPACITY;
-	if (capacity < size) capacity = size;
-	a->beg = new_region(capacity);
-	a->end = a->beg;
-  }
-
-  while (a->end->len + size < a->end->cap && a->end->next != NULL) {
-	a->end = a->end->next;
-  }
-
-  if (a->end->len + size > a->end->cap) {
-	size_t capacity = a->region_cap ? a->region_cap : ARENA_REGION_DEFAULT_CAPACITY;
-	if (capacity < size) capacity = size;
-	a->beg = new_region(capacity);
-	a->end->next = new_region(capacity);
-	a->end = a->end->next;
-  }
-
-  void *p = &a->end->data[a->end->len];
-  a->end->len += size;
-  return memset(p, 0, size);
-}
-
-void arena_free(arena *a) {
-  region *r = a->beg;
-  while (r != NULL) {
-	region *r0 = r;
-	r = r0->next;
-	free(r0);
-  }
-}
-
-void *arena_realloc(arena *a, void *oldptr, size_t oldsz, size_t newsz) {
-  if (newsz <= oldsz) return oldptr;
-  void *newptr = arena_alloc(a, newsz);
-  char *newptr_char = (char*)newptr;
-  char *oldptr_char = (char*)oldptr;
-  for (size_t i = 0; i < oldsz; ++i) {
-    newptr_char[i] = oldptr_char[i];
-  }
-  return newptr;
-}
-
-void grow_da(void *slice, size_t size, arena *arena) {
-  struct {
-	void *data;
-	size_t len;
-	size_t cap;
-  } replica;
-  memcpy(&replica, slice, sizeof(replica));
-
-  replica.cap = replica.cap ? replica.cap : 1;
-  void *data = arena_alloc(arena, size*2*replica.cap);
-  replica.cap *= 2;
-  if (replica.len) {
-	memcpy(data, replica.data, size*replica.len);
-  }
-  replica.data = data;
-
-  memcpy(slice, &replica, sizeof(replica));
-}