diff options
Diffstat (limited to 'bits/libc-tsd.h')
| -rw-r--r-- | bits/libc-tsd.h | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/bits/libc-tsd.h b/bits/libc-tsd.h index d39382952a..1a24b701b9 100644 --- a/bits/libc-tsd.h +++ b/bits/libc-tsd.h @@ -1,5 +1,5 @@ /* libc-internal interface for thread-specific data. Stub or TLS version. - Copyright (C) 1998,2001,02 Free Software Foundation, Inc. + Copyright (C) 1998,2001,2002,2008 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 @@ -23,15 +23,15 @@ /* This file defines the following macros for accessing a small fixed set of thread-specific `void *' data used only internally by libc. - __libc_tsd_define(CLASS, KEY) -- Define or declare a `void *' datum + __libc_tsd_define(CLASS, TYPE, KEY) -- Define or declare a datum with TYPE for KEY. CLASS can be `static' for keys used in only one source file, empty for global definitions, or `extern' for global declarations. - __libc_tsd_address(KEY) -- Return the `void **' pointing to + __libc_tsd_address(TYPE, KEY) -- Return the `TYPE *' pointing to the current thread's datum for KEY. - __libc_tsd_get(KEY) -- Return the `void *' datum for KEY. - __libc_tsd_set(KEY, VALUE) -- Set the datum for KEY to VALUE. + __libc_tsd_get(TYPE, KEY) -- Return the `TYPE' datum for KEY. + __libc_tsd_set(TYPE, KEY, VALUE) -- Set the datum for KEY to VALUE. The set of available KEY's will usually be provided as an enum, and contains (at least): @@ -52,18 +52,19 @@ translate directly into variables by macro magic. */ #if USE___THREAD -# define __libc_tsd_define(CLASS, KEY) \ - CLASS __thread void *__libc_tsd_##KEY attribute_tls_model_ie; +# define __libc_tsd_define(CLASS, TYPE, KEY) \ + CLASS __thread TYPE __libc_tsd_##KEY attribute_tls_model_ie; -# define __libc_tsd_address(KEY) (&__libc_tsd_##KEY) -# define __libc_tsd_get(KEY) (__libc_tsd_##KEY) -# define __libc_tsd_set(KEY, VALUE) (__libc_tsd_##KEY = (VALUE)) +# define __libc_tsd_address(TYPE, KEY) (&__libc_tsd_##KEY) +# define __libc_tsd_get(TYPE, KEY) (__libc_tsd_##KEY) +# define __libc_tsd_set(TYPE, KEY, VALUE) (__libc_tsd_##KEY = (VALUE)) #else -# define __libc_tsd_define(CLASS, KEY) CLASS void *__libc_tsd_##KEY##_data; +# define __libc_tsd_define(CLASS, TYPE, KEY) \ + CLASS TYPE __libc_tsd_##KEY##_data; -# define __libc_tsd_address(KEY) (&__libc_tsd_##KEY##_data) -# define __libc_tsd_get(KEY) (__libc_tsd_##KEY##_data) -# define __libc_tsd_set(KEY, VALUE) (__libc_tsd_##KEY##_data = (VALUE)) +# define __libc_tsd_address(TYPE, KEY) (&__libc_tsd_##KEY##_data) +# define __libc_tsd_get(TYPE, KEY) (__libc_tsd_##KEY##_data) +# define __libc_tsd_set(TYPE, KEY, VALUE) (__libc_tsd_##KEY##_data = (VALUE)) #endif #endif /* bits/libc-tsd.h */ |