use freestanding headers

include/stdarg.h

@@ -1,7 +0,0 @@
-#pragma once
-
-typedef __builtin_va_list va_list;
-#define va_start(v, l) __builtin_va_start(v, l)
-#define va_end(v)      __builtin_va_end(v)
-#define va_arg(v, T)   __builtin_va_arg(v, T)
-#define va_copy(d, s)  __builtin_va_copy(d, s)

include/stddef.h

@@ -1,7 +0,0 @@
-#pragma once
-
-typedef unsigned long size_t;
-typedef signed long ssize_t;
-
-#define offsetof(type, member) __builtin_offsetof(type, member)
-#define unreachable()          __builtin_unreachable()

include/stdint.h

@@ -1,26 +0,0 @@
-#pragma once
-
-typedef __INT8_TYPE__ int8_t;
-typedef __UINT8_TYPE__ uint8_t;
-#define INT8_MAX  __INT8_MAX__
-#define UINT8_MAX __UINT8_MAX__
-
-typedef __INT16_TYPE__ int16_t;
-typedef __UINT16_TYPE__ uint16_t;
-#define INT16_MAX  __INT16_MAX__
-#define UINT16_MAX __UINT16_MAX__
-
-typedef __INT32_TYPE__ int32_t;
-typedef __UINT32_TYPE__ uint32_t;
-#define INT32_MAX  __INT32_MAX__
-#define UINT32_MAX __UINT32_MAX__
-
-typedef __INT64_TYPE__ int64_t;
-typedef __UINT64_TYPE__ uint64_t;
-#define INT64_MAX  __INT64_MAX__
-#define UINT64_MAX __UINT64_MAX__
-
-typedef __INTPTR_TYPE__ intptr_t;
-typedef __UINTPTR_TYPE__ uintptr_t;
-#define INTPTR_MAX  __INTPTR_MAX__
-#define UINTPTR_MAX __UINTPTR_MAX__

include/uapi/types.h

@@ -4,6 +4,7 @@
 
 #include <stdint.h>
 
+typedef intptr_t __ssize_t;
 typedef int64_t __off_t;
 typedef __off_t __off64_t;
 typedef uintptr_t __blksize_t;

include/zinnia/hashmap.h

@@ -4,7 +4,7 @@
 #include <zinnia/errno.h>
 #include <stddef.h>
 #include <stdint.h>
-#include <string.h>
+#include <zinnia/string.h>
 
 #define hashmap(K, V) \
     struct { \

include/zinnia/types.h

@@ -5,8 +5,8 @@
 #include <uapi/types.h>
 
 ASSERT_TYPE(phys_t);
-ASSERT_TYPE(virt_t);
 
+typedef __ssize_t ssize_t;
 typedef __off_t off_t;
 typedef __off64_t off64_t;
 typedef __blksize_t blksize_t;

include/zinnia/vec.h

@@ -3,7 +3,7 @@
 #include <zinnia/alloc.h>
 #include <zinnia/errno.h>
 #include <stddef.h> // IWYU pragma: keep
-#include <string.h> // IWYU pragma: keep
+#include <zinnia/string.h> // IWYU pragma: keep
 
 #define vec(T) \
     struct { \

include/zinnia/virt.h

@@ -30,9 +30,9 @@ uintptr_t vm_page_addr(struct page* page);
 
 // Allocator for virtual memory.
 struct vm_alloc {
-    virt_t start_page;
-    virt_t end_page;
-    virt_t next_fit;
+    uintptr_t start_page;
+    uintptr_t end_page;
+    uintptr_t next_fit;
     hashmap(int, void);
 };