xref: /freebsd/share/man/man3/pthread_cond_destroy.3 (revision fa9896e082a1046ff4fbc75fcba4d18d1f2efc19)
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281fbdc08dSPoul-Henning Kamp.Dd July 28, 1998
291fbdc08dSPoul-Henning Kamp.Dt PTHREAD_COND_DESTROY 3
30a307d598SRuslan Ermilov.Os
311fbdc08dSPoul-Henning Kamp.Sh NAME
321fbdc08dSPoul-Henning Kamp.Nm pthread_cond_destroy
331fbdc08dSPoul-Henning Kamp.Nd destroy a condition variable
34d8a78688SAlexey Zelkin.Sh LIBRARY
35ec7452f1SRuslan Ermilov.Lb libpthread
361fbdc08dSPoul-Henning Kamp.Sh SYNOPSIS
3732eef9aeSRuslan Ermilov.In pthread.h
381fbdc08dSPoul-Henning Kamp.Ft int
391fbdc08dSPoul-Henning Kamp.Fn pthread_cond_destroy "pthread_cond_t *cond"
401fbdc08dSPoul-Henning Kamp.Sh DESCRIPTION
411fbdc08dSPoul-Henning KampThe
421fbdc08dSPoul-Henning Kamp.Fn pthread_cond_destroy
431fbdc08dSPoul-Henning Kampfunction frees the resources allocated by the condition variable
441fbdc08dSPoul-Henning Kamp.Fa cond .
45*12afe06cSJoel Dahl.Sh IMPLEMENTATION NOTES
46*12afe06cSJoel DahlA condition variable can be destroyed immediately after all the threads that
47*12afe06cSJoel Dahlare blocked on it are awakened.
481fbdc08dSPoul-Henning Kamp.Sh RETURN VALUES
491fbdc08dSPoul-Henning KampIf successful, the
50ded8c91aSAlexey Zelkin.Fn pthread_cond_destroy
511fbdc08dSPoul-Henning Kampfunction will return zero, otherwise an error number will be returned
521fbdc08dSPoul-Henning Kampto indicate the error.
531fbdc08dSPoul-Henning Kamp.Sh ERRORS
546f673fd1SPhilippe CharnierThe
551fbdc08dSPoul-Henning Kamp.Fn pthread_cond_destroy
566f673fd1SPhilippe Charnierfunction will fail if:
571fbdc08dSPoul-Henning Kamp.Bl -tag -width Er
581fbdc08dSPoul-Henning Kamp.It Bq Er EINVAL
591fbdc08dSPoul-Henning KampThe value specified by
601fbdc08dSPoul-Henning Kamp.Fa cond
611fbdc08dSPoul-Henning Kampis invalid.
621fbdc08dSPoul-Henning Kamp.It Bq Er EBUSY
631fbdc08dSPoul-Henning KampThe variable
641fbdc08dSPoul-Henning Kamp.Fa cond
651fbdc08dSPoul-Henning Kampis locked by another thread.
661fbdc08dSPoul-Henning Kamp.El
671fbdc08dSPoul-Henning Kamp.Sh SEE ALSO
68acd80190SWolfram Schneider.Xr pthread_cond_broadcast 3 ,
691fbdc08dSPoul-Henning Kamp.Xr pthread_cond_init 3 ,
701fbdc08dSPoul-Henning Kamp.Xr pthread_cond_signal 3 ,
71acd80190SWolfram Schneider.Xr pthread_cond_timedwait 3 ,
72acd80190SWolfram Schneider.Xr pthread_cond_wait 3
731fbdc08dSPoul-Henning Kamp.Sh STANDARDS
746f673fd1SPhilippe CharnierThe
751fbdc08dSPoul-Henning Kamp.Fn pthread_cond_destroy
766f673fd1SPhilippe Charnierfunction conforms to
77096841ecSRuslan Ermilov.St -p1003.1-96 .
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