#include <stdio.h>
struct __libc {
- int *(*errno_location)(void);
- void (*testcancel)(void);
+ void *main_thread;
int threaded;
- int canceldisable;
- void (*fork_handler)(int);
+ int secure;
+ size_t *auxv;
int (*atexit)(void (*)(void));
void (*fini)(void);
void (*ldso_fini)(void);
volatile int threads_minus_1;
- int ofl_lock;
+ int canceldisable;
FILE *ofl_head;
- void *main_thread;
+ int ofl_lock;
};
-#if 100*__GNUC__+__GNUC_MINOR__ >= 303 || defined(__PCC__) || defined(__TINYC__)
-extern struct __libc __libc __attribute__((visibility("hidden")));
-#define libc __libc
+#if !defined(__PIC__) || 100*__GNUC__+__GNUC_MINOR__ >= 303 || defined(__PCC__) || defined(__TINYC__)
+
+#ifdef __PIC__
+#if __GNUC__ < 4
+#define BROKEN_VISIBILITY 1
+#endif
+#define ATTR_LIBC_VISIBILITY __attribute__((visibility("hidden")))
+#else
+#define ATTR_LIBC_VISIBILITY
+#endif
-#elif !defined(__PIC__)
-extern struct __libc __libc;
+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 *);
+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)
-int __rsyscall(int, long, long, long, long, long, long);
+void __synccall(void (*)(void *), void *);
+void __synccall_wait(void);
+int __setxid(int, int, int, int);
extern char **__environ;
#define environ __environ