Provided by: libpcp3-dev_3.10.8build1_amd64
pmDerivedErrStr - return error message from failure to parse derived metric definition
#include <pcp/pmapi.h> char *pmDerivedErrStr(void); cc ... -lpcp
When pmRegisterDerived(3) is called to add a new derived metric definition and an error occurs, pmDerivedErrStr may be called to return the associated error message.
PCPIntro(1), PMAPI(3) and pmRegisterDerived(3).