#include <stdlib.h>
#include <stdio.h>
+#include <limits.h>
+
+struct __locale_map;
+
+struct __locale_struct {
+ const struct __locale_map *volatile cat[6];
+};
+
+struct tls_module {
+ struct tls_module *next;
+ void *image;
+ size_t len, size, align, offset;
+};
struct __libc {
- int *(*errno_location)(void);
+ int can_do_threads;
int threaded;
- int canceldisable;
- int (*atexit)(void (*)(void));
- void (*fini)(void);
- void (*ldso_fini)(void);
+ int secure;
volatile int threads_minus_1;
- int ofl_lock;
- FILE *ofl_head;
- void *main_thread;
+ size_t *auxv;
+ struct tls_module *tls_head;
+ size_t tls_size, tls_align, tls_cnt;
+ size_t page_size;
+ struct __locale_struct global_locale;
};
+#ifndef PAGE_SIZE
+#define PAGE_SIZE libc.page_size
+#endif
-#if 100*__GNUC__+__GNUC_MINOR__ >= 303 || defined(__PCC__) || defined(__TINYC__)
-extern struct __libc __libc __attribute__((visibility("hidden")));
-#define libc __libc
-
-#elif !defined(__PIC__)
-extern struct __libc __libc;
-#define libc __libc
-
+#ifdef __PIC__
+#define ATTR_LIBC_VISIBILITY __attribute__((visibility("hidden")))
#else
-#define USE_LIBC_ACCESSOR
-extern struct __libc *__libc_loc(void) __attribute__((const));
-#define libc (*__libc_loc())
-
+#define ATTR_LIBC_VISIBILITY
#endif
+extern struct __libc __libc ATTR_LIBC_VISIBILITY;
+#define libc __libc
+
+extern size_t __hwcap ATTR_LIBC_VISIBILITY;
+extern size_t __sysinfo ATTR_LIBC_VISIBILITY;
+extern char *__progname, *__progname_full;
/* Designed to avoid any overhead in non-threaded processes */
-void __lock(volatile int *);
-int __lockfile(FILE *);
-void __unlockfile(FILE *);
-#define LOCK(x) (libc.threads_minus_1 ? (__lock(x),1) : ((void)(x),1))
-#define UNLOCK(x) (*(volatile int *)(x)=0)
+void __lock(volatile int *) ATTR_LIBC_VISIBILITY;
+void __unlock(volatile int *) ATTR_LIBC_VISIBILITY;
+int __lockfile(FILE *) ATTR_LIBC_VISIBILITY;
+void __unlockfile(FILE *) ATTR_LIBC_VISIBILITY;
+#define LOCK(x) __lock(x)
+#define UNLOCK(x) __unlock(x)
void __synccall(void (*)(void *), void *);
int __setxid(int, int, int, int);
extern char **__environ;
-#define environ __environ
#undef weak_alias
#define weak_alias(old, new) \
extern __typeof(old) new __attribute__((weak, alias(#old)))
#undef LFS64_2
-//#define LFS64_2(x, y) weak_alias(x, y)
-#define LFS64_2(x, y) extern __typeof(x) y
+#define LFS64_2(x, y) weak_alias(x, y)
#undef LFS64
#define LFS64(x) LFS64_2(x, x##64)