#include <stdlib.h>
#include <stdio.h>
+#include <limits.h>
+
+struct __locale_map;
+
+struct __locale_struct {
+ volatile int ctype_utf8;
+ char *messages_name;
+ struct __locale_map *volatile cat[4];
+};
struct __libc {
- int *(*errno_location)(void);
- void (*cancelpt)(int);
- void (*lock)(volatile int *);
- void (*lockfile)(FILE *);
- void (*fork_handler)(int);
- void (*sigtimer)();
- int (*atexit)(void (*)(void));
- void (*fini)(void);
- void (*ldso_fini)(void);
+ int has_thread_pointer;
+ int can_do_threads;
+ int threaded;
+ int secure;
+ size_t *auxv;
volatile int threads_minus_1;
- int ofl_lock;
- int (*rsyscall)(int, long, long, long, long, long, long);
FILE *ofl_head;
+ volatile int ofl_lock[2];
+ size_t tls_size;
+ size_t page_size;
+ volatile int uselocale_cnt;
+ volatile int bytelocale_cnt_minus_1;
+ struct __locale_struct global_locale;
};
+extern size_t __hwcap;
-#if 100*__GNUC__+__GNUC_MINOR__ >= 303 || defined(__PCC__) || defined(__TINYC__)
-extern struct __libc __libc __attribute__((visibility("hidden")));
-#define libc __libc
+#ifndef PAGE_SIZE
+#define PAGE_SIZE libc.page_size
+#endif
+
+#if !defined(__PIC__) || (100*__GNUC__+__GNUC_MINOR__ >= 303 && !defined(__PCC__))
-#elif !defined(__PIC__)
-extern struct __libc __libc;
+#ifdef __PIC__
+#if __GNUC__ < 4
+#define BROKEN_VISIBILITY 1
+#endif
+#define ATTR_LIBC_VISIBILITY __attribute__((visibility("hidden")))
+#else
+#define ATTR_LIBC_VISIBILITY
+#endif
+
+extern struct __libc __libc ATTR_LIBC_VISIBILITY;
#define libc __libc
#else
+
#define USE_LIBC_ACCESSOR
+#define ATTR_LIBC_VISIBILITY
extern struct __libc *__libc_loc(void) __attribute__((const));
#define libc (*__libc_loc())
/* Designed to avoid any overhead in non-threaded processes */
-void __lock(volatile int *);
-void __lockfile(FILE *);
-#define LOCK(x) (libc.threads_minus_1 ? (__lock(x),1) : ((void)(x),1))
-#define UNLOCK(x) (*(x)=0)
-#define CANCELPT(x) (libc.cancelpt ? libc.cancelpt((x)),0 : (void)(x),0)
-#define CANCELPT_BEGIN CANCELPT(1)
-#define CANCELPT_TRY CANCELPT(0)
-#define CANCELPT_END CANCELPT(-1)
+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)