EPICS_base/pva2pva
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pvif: more error checking

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This commit is contained in:
Michael Davidsaver
2021-10-19 11:21:09 -07:00
parent 8be883f98b
commit c95d9a68fe
1 changed files with 6 additions and 0 deletions
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6
pdbApp/pvif.cpp
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@ -777,6 +777,9 @@ short PVD2DBR(pvd::ScalarType pvt)
epics::pvData::FieldConstPtr
ScalarBuilder::dtype()
{
if(!channel)
throw std::runtime_error("+type:\"scalar\" requires +channel:");
short dbr = dbChannelFinalFieldType(channel);
const long maxelem = dbChannelFinalElements(channel);
const pvd::ScalarType pvt = DBR2PVD(dbr);
@ -955,6 +958,9 @@ struct PlainBuilder : public PVIFBuilder
// fetch the structure description
virtual epics::pvData::FieldConstPtr dtype() OVERRIDE FINAL {
if(!channel)
throw std::runtime_error("+type:\"plain\" requires +channel:");
const short dbr = dbChannelFinalFieldType(channel);
const long maxelem = dbChannelFinalElements(channel);
const pvd::ScalarType pvt = DBR2PVD(dbr);