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author | Ulrich Drepper <drepper@redhat.com> | 2003-01-05 10:55:15 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-01-05 10:55:15 +0000 |
commit | 73e9ae887fab0918165e49d783328c891c1b1bdb (patch) | |
tree | f20298d0dd2e59958be2e3fcd1cc708ae8c3bece /nptl/sysdeps/pthread/bits | |
parent | a7f7b879fbe6fb58b670ad41d2b6e40f14730cb8 (diff) | |
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Update.
2003-01-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Makefile: New file.
Diffstat (limited to 'nptl/sysdeps/pthread/bits')
-rw-r--r-- | nptl/sysdeps/pthread/bits/libc-lock.h | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/nptl/sysdeps/pthread/bits/libc-lock.h b/nptl/sysdeps/pthread/bits/libc-lock.h index d46f74817e..e4b5b802ee 100644 --- a/nptl/sysdeps/pthread/bits/libc-lock.h +++ b/nptl/sysdeps/pthread/bits/libc-lock.h @@ -1,5 +1,5 @@ /* libc-internal interface for mutex locks. NPTL version. - Copyright (C) 1996-2001, 2002 Free Software Foundation, Inc. + Copyright (C) 1996-2001, 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -34,6 +34,7 @@ #ifdef _LIBC # include <lowlevellock.h> # include <tls.h> +# include <pthread-functions.h> #endif /* Mutex type. */ @@ -144,6 +145,17 @@ typedef pthread_key_t __libc_key_t; (FUNC != NULL ? FUNC ARGS : ELSE) #endif +/* Call thread functions through the function pointer table. */ +#if defined SHARED && !defined NOT_IN_libc +# define PTF(NAME) __libc_pthread_functions.ptr_##NAME +# define __libc_ptf_call(FUNC, ARGS, ELSE) \ + (PTF(FUNC) != NULL ? PTF(FUNC) ARGS : ELSE) +#else +# define PTF(NAME) NAME +# define __libc_ptf_call(FUNC, ARGS, ELSE) \ + __libc_maybe_call (FUNC, ARGS, ELSE) +#endif + /* Initialize the named lock variable, leaving it in a consistent, unlocked state. */ @@ -215,9 +227,9 @@ typedef pthread_key_t __libc_key_t; __libc_maybe_call (__pthread_mutex_lock, (&(NAME)), 0) #endif #define __libc_rwlock_rdlock(NAME) \ - __libc_maybe_call (__pthread_rwlock_rdlock, (&(NAME)), 0) + __libc_ptf_call (__pthread_rwlock_rdlock, (&(NAME)), 0) #define __libc_rwlock_wrlock(NAME) \ - __libc_maybe_call (__pthread_rwlock_wrlock, (&(NAME)), 0) + __libc_ptf_call (__pthread_rwlock_wrlock, (&(NAME)), 0) /* Lock the recursive named lock variable. */ #if defined _LIBC && (!defined NOT_IN_libc || defined IS_IN_libpthread) @@ -289,7 +301,7 @@ typedef pthread_key_t __libc_key_t; __libc_maybe_call (__pthread_mutex_unlock, (&(NAME)), 0) #endif #define __libc_rwlock_unlock(NAME) \ - __libc_maybe_call (__pthread_rwlock_unlock, (&(NAME)), 0) + __libc_ptf_call (__pthread_rwlock_unlock, (&(NAME)), 0) /* Unlock the recursive named lock variable. */ #if defined _LIBC && (!defined NOT_IN_libc || defined IS_IN_libpthread) @@ -324,8 +336,8 @@ typedef pthread_key_t __libc_key_t; /* Call handler iff the first call. */ #define __libc_once(ONCE_CONTROL, INIT_FUNCTION) \ do { \ - if (__pthread_once != NULL) \ - __pthread_once (&(ONCE_CONTROL), (INIT_FUNCTION)); \ + if (PTF(__pthread_once) != NULL) \ + PTF(__pthread_once) (&(ONCE_CONTROL), INIT_FUNCTION); \ else if ((ONCE_CONTROL) == PTHREAD_ONCE_INIT) { \ INIT_FUNCTION (); \ (ONCE_CONTROL) = !PTHREAD_ONCE_INIT; \ @@ -336,9 +348,9 @@ typedef pthread_key_t __libc_key_t; /* Start critical region with cleanup. */ #define __libc_cleanup_region_start(DOIT, FCT, ARG) \ { struct _pthread_cleanup_buffer _buffer; \ - int _avail = _pthread_cleanup_push_defer != NULL; \ + int _avail = PTF(_pthread_cleanup_push_defer) != NULL; \ if (_avail) { \ - _pthread_cleanup_push_defer (&_buffer, (FCT), (ARG)); \ + PTF(_pthread_cleanup_push_defer) (&_buffer, FCT, ARG); \ } else if (DOIT) { \ _buffer.__routine = (FCT); \ _buffer.__arg = (ARG); \ @@ -347,7 +359,7 @@ typedef pthread_key_t __libc_key_t; /* End critical region with cleanup. */ #define __libc_cleanup_region_end(DOIT) \ if (_avail) { \ - _pthread_cleanup_pop_restore (&_buffer, (DOIT)); \ + PTF(_pthread_cleanup_pop_restore) (&_buffer, DOIT); \ } else if (DOIT) \ _buffer.__routine (_buffer.__arg); \ } @@ -355,21 +367,21 @@ typedef pthread_key_t __libc_key_t; /* Sometimes we have to exit the block in the middle. */ #define __libc_cleanup_end(DOIT) \ if (_avail) { \ - _pthread_cleanup_pop_restore (&_buffer, (DOIT)); \ + PTF(_pthread_cleanup_pop_restore) (&_buffer, DOIT); \ } else if (DOIT) \ _buffer.__routine (_buffer.__arg) /* Create thread-specific key. */ #define __libc_key_create(KEY, DESTRUCTOR) \ - __libc_maybe_call (__pthread_key_create, (KEY, DESTRUCTOR), 1) + __libc_ptf_call (__pthread_key_create, (KEY, DESTRUCTOR), 1) /* Get thread-specific data. */ #define __libc_getspecific(KEY) \ - __libc_maybe_call (__pthread_getspecific, (KEY), NULL) + __libc_ptf_call (__pthread_getspecific, (KEY), NULL) /* Set thread-specific data. */ #define __libc_setspecific(KEY, VALUE) \ - __libc_maybe_call (__pthread_setspecific, (KEY, VALUE), 0) + __libc_ptf_call (__pthread_setspecific, (KEY, VALUE), 0) /* Register handlers to execute before and after `fork'. Note that the |