SND_PCM_HW_RULE_ADD(9) PCM API SND_PCM_HW_RULE_ADD(9)NAME
snd_pcm_hw_rule_add - add the hw-constraint rule
SYNOPSIS
int snd_pcm_hw_rule_add(struct snd_pcm_runtime * runtime, unsigned int cond, int var, snd_pcm_hw_rule_func_t func, void * private, int dep,
...);
ARGUMENTS
runtime
the pcm runtime instance
cond
condition bits
var
the variable to evaluate
func
the evaluation function
private
the private data pointer passed to function
dep
the dependent variables
...
variable arguments
RETURN
Zero if successful, or a negative error code on failure.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 SND_PCM_HW_RULE_ADD(9)
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PTHREAD_COND_DESTROY(3) BSD Library Functions Manual PTHREAD_COND_DESTROY(3)NAME
pthread_cond_destroy -- destroy a condition variable
LIBRARY
POSIX Threads Library (libpthread, -lpthread)
SYNOPSIS
#include <pthread.h>
int
pthread_cond_destroy(pthread_cond_t *cond);
DESCRIPTION
The pthread_cond_destroy() function frees the resources allocated by the condition variable cond.
IMPLEMENTATION NOTES
A condition variable can be destroyed immediately after all the threads that are blocked on it are awakened.
RETURN VALUES
If successful, the pthread_cond_destroy() function will return zero, otherwise an error number will be returned to indicate the error.
ERRORS
The pthread_cond_destroy() function will fail if:
[EINVAL] The value specified by cond is invalid.
[EBUSY] The variable cond is locked by another thread.
SEE ALSO pthread_cond_broadcast(3), pthread_cond_init(3), pthread_cond_signal(3), pthread_cond_timedwait(3), pthread_cond_wait(3)STANDARDS
The pthread_cond_destroy() function conforms to ISO/IEC 9945-1:1996 (``POSIX.1'').
BSD July 28, 1998 BSD
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