epics/normativeTypes
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Improve thread-safety of NTNDArray.

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This commit is contained in:
dhickin
2015-06-08 10:34:10 +01:00
parent 8c292eeebc
commit efff7f5041
1 changed files with 4 additions and 4 deletions
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8
src/nt/ntndarray.cpp
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@@ -25,6 +25,8 @@ const std::string ntAttrStr("epics:nt/NTAttribute:1.0");
static FieldCreatePtr fieldCreate = getFieldCreate();
static PVDataCreatePtr pvDataCreate = getPVDataCreate();
static Mutex mutex;
StructureConstPtr NTNDArrayBuilder::createStructure()
{
enum
@@ -38,16 +40,14 @@ StructureConstPtr NTNDArrayBuilder::createStructure()
const size_t NUMBER_OF_INDICES = DISPLAY_INDEX+1;
const size_t NUMBER_OF_STRUCTURES = 1 << NUMBER_OF_INDICES;
Lock xx(mutex);
static StructureConstPtr ntndarrayStruc[NUMBER_OF_STRUCTURES];
static UnionConstPtr valueType;
static StructureConstPtr codecStruc;
static StructureConstPtr dimensionStruc;
static StructureConstPtr attributeStruc;
static Mutex mutex;
Lock xx(mutex);
StructureConstPtr returnedStruc;
size_t index = 0;