mmv_inc_value

Langue: en

Autres versions - même langue

Version: 377913 (fedora - 01/12/10)

Section: 3 (Bibliothèques de fonctions)

Sommaire

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).