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pthread_self(3) [redhat man page]

PTHREAD_SELF(3) 					     Library Functions Manual						   PTHREAD_SELF(3)

NAME
pthread_self - return identifier of current thread SYNOPSIS
#include <pthread.h> pthread_t pthread_self(void); DESCRIPTION
pthread_self return the thread identifier for the calling thread. AUTHOR
Xavier Leroy <Xavier.Leroy@inria.fr> SEE ALSO
pthread_equal(3), pthread_join(3), pthread_detach(3), pthread_setschedparam(3), pthread_getschedparam(3). LinuxThreads PTHREAD_SELF(3)

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PTHREAD_SELF(3) 					     Linux Programmer's Manual						   PTHREAD_SELF(3)

NAME
pthread_self - obtain ID of the calling thread SYNOPSIS
#include <pthread.h> pthread_t pthread_self(void); Compile and link with -pthread. DESCRIPTION
The pthread_self() function returns the ID of the calling thread. This is the same value that is returned in *thread in the pthread_cre- ate(3) call that created this thread. RETURN VALUE
This function always succeeds, returning the calling thread's ID. ERRORS
This function always succeeds. CONFORMING TO
POSIX.1-2001. NOTES
POSIX.1 allows an implementation wide freedom in choosing the type used to represent a thread ID; for example, representation using either an arithmetic type or a structure is permitted. Therefore, variables of type pthread_t can't portably be compared using the C equality operator (==); use pthread_equal(3) instead. Thread identifiers should be considered opaque: any attempt to use a thread ID other than in pthreads calls is nonportable and can lead to unspecified results. Thread IDs are only guaranteed to be unique within a process. A thread ID may be reused after a terminated thread has been joined, or a detached thread has terminated. The thread ID returned by pthread_self() is not the same thing as the kernel thread ID returned by a call to gettid(2). SEE ALSO
pthread_create(3), pthread_equal(3), pthreads(7) COLOPHON
This page is part of release 3.25 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. Linux 2008-10-24 PTHREAD_SELF(3)
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