1 .\" Copyright (c) 1996 John Birrell <jb@cimlogic.com.au>.
2 .\" All rights reserved.
4 .\" Redistribution and use in source and binary forms, with or without
5 .\" modification, are permitted provided that the following conditions
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14 .\" This product includes software developed by John Birrell.
15 .\" 4. Neither the name of the author nor the names of any co-contributors
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34 .Dt PTHREAD_GETSPECIFIC 3
37 .Nm pthread_getspecific
38 .Nd get a thread-specific data value
40 .Fd #include <pthread.h>
42 .Fn pthread_getspecific "pthread_key_t key"
45 .Fn pthread_getspecific
46 function returns the value currently bound to the specified
48 on behalf of the calling thread.
51 .Fn pthread_getspecific
54 value not obtained from
55 .Fn pthread_key_create
59 .Fn pthread_key_delete
62 .Fn pthread_getspecific
63 may be called from a thread-specific data destructor function.
66 .Fn pthread_getspecific
67 function will return the thread-specific data value associated with the given
69 If no thread-specific data value is associated with
71 then the value NULL is returned.
75 .Xr pthread_key_create 3 ,
76 .Xr pthread_key_delete 3 ,
77 .Xr pthread_setspecific 3
79 .Fn pthread_getspecific
80 conforms to ISO/IEC 9945-1 ANSI/IEEE
82 Std 1003.1 Second Edition 1996-07-12.