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MMV_INC_VALUE

MMV_INC_VALUE

Section: C Library Functions (3) Updated:
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NAME

mmv_inc_value - update a value in a Memory Mapped Value file  

C SYNOPSIS

#include <pcp/pmapi.h>
#include <pcp/mmv_stats.h>

void mmv_inc_value(void *addr, pmAtomValue *val, double inc)

cc ... -lpcp_mmv -lpcp  

DESCRIPTION

mmv_inc_value provides a convenient way of updating a value returned by the mmv_lookup_value_desc. addr is the address returned from mmv_stats_init().

The value of the inc is internally cast to match the type of the metric and then added to the previous value of the metric.  

SEE ALSO

mmv_stats_init(3), mmv_lookup_value_desc(3) and mmv(4).


 

Index

NAME
C SYNOPSIS
DESCRIPTION
SEE ALSO

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Time: 21:50:15 GMT, April 16, 2011