X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Finternal%2Flibc.h;h=98c7535aa861dc3e8c83b89d07ba11fac15bfc65;hb=9f290a49bf9ee247d540d3c83875288a7991699c;hp=c0039e77913a0d79dd09a08e0bd9a729d96030f3;hpb=b2486a8922bf4977bd82c8190258e39de28c053b;p=musl diff --git a/src/internal/libc.h b/src/internal/libc.h index c0039e77..98c7535a 100644 --- a/src/internal/libc.h +++ b/src/internal/libc.h @@ -3,62 +3,61 @@ #include #include +#include + +struct __locale_map; + +struct __locale_struct { + const struct __locale_map *volatile cat[6]; +}; struct __libc { - int *(*errno_location)(void); - void (*cancelpt)(int); - void (*lock)(volatile int *); - void (*lockfile)(FILE *); - void (*fork_handler)(int); - int (*atexit)(void (*)(void)); - void (*fini)(void); - void (*ldso_fini)(void); + int can_do_threads; + int threaded; + int secure; volatile int threads_minus_1; - int ofl_lock; - FILE *ofl_head; + size_t *auxv; + size_t tls_size; + 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 *); -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) -#define CANCELPT_INHIBIT CANCELPT(2) -#define CANCELPT_RESUME CANCELPT(-2) +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) -int __rsyscall(int, long, long, long, long, long, long); +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)