PMDERIVEDERRSTR(3) Library Functions Manual PMDERIVEDERRSTR(3)
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. The pmRegisterDerivedMetric interface provides a convenience wrapper around both pmRegisterDerived and pmDerivedErrStr.
PCPIntro(1), PMAPI(3) and pmRegisterDerived(3).
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Pages that refer to this page: pmaddderived(3), pmregisterderived(3)