diff options
-rw-r--r-- | src/internal/libc.c | 10 | ||||
-rw-r--r-- | src/internal/libc.h | 13 |
2 files changed, 19 insertions, 4 deletions
diff --git a/src/internal/libc.c b/src/internal/libc.c index 5e8e9d95..954efedf 100644 --- a/src/internal/libc.c +++ b/src/internal/libc.c @@ -1,3 +1,11 @@ #include "libc.h" -struct libc libc; +#ifdef __PIC__ +struct __libc *__libc_loc() +{ + static struct __libc __libc; + return &__libc; +} +#else +struct __libc __libc; +#endif diff --git a/src/internal/libc.h b/src/internal/libc.h index ea221b6f..8a84be0b 100644 --- a/src/internal/libc.h +++ b/src/internal/libc.h @@ -4,8 +4,7 @@ #include <stdlib.h> #include <stdio.h> -#define libc __libc -extern struct libc { +struct __libc { void (*lock)(volatile int *); void (*cancelpt)(int); int (*atexit)(void (*)(void)); @@ -16,7 +15,15 @@ extern struct libc { int (*rsyscall)(int, long, long, long, long, long, long); void (**tsd_keys)(void *); void (*fork_handler)(int); -} libc; +}; + +#ifdef __PIC__ +extern struct __libc *__libc_loc(void) __attribute__((const)); +#define libc (*__libc_loc()) +#else +extern struct __libc __libc; +#define libc __libc +#endif /* Designed to avoid any overhead in non-threaded processes */ |