Suppress unnecessary deprecation warnings

Disable warnings when compiling the implementations of
deprecated classes and functions.

Removes the unused USAGE_DEPRECATED and USAGE_ERROR macros
from pvData.h which aren't visible outside of it anyway.

src/misc/executor.cpp

@@ -16,6 +16,11 @@
 #include <epicsMutex.h>
 #include <epicsThread.h>
 
+// Suppress deprecation warnings for the implementation
+#include <compilerDependencies.h>
+#undef EPICS_DEPRECATED
+#define EPICS_DEPRECATED
+
 #define epicsExportSharedSymbols
 #include <pv/executor.h>
 

src/misc/timeFunction.cpp

@@ -14,12 +14,17 @@
 
 #include <epicsTime.h>
 
+// Suppress deprecation warnings for the implementation
+#include <compilerDependencies.h>
+#undef EPICS_DEPRECATED
+#define EPICS_DEPRECATED
+
 #define epicsExportSharedSymbols
 #include <pv/pvType.h>
 #include <pv/timeStamp.h>
 #include <pv/timeFunction.h>
 
-namespace epics { namespace pvData { 
+namespace epics { namespace pvData {
 
 TimeFunction::TimeFunction(TimeFunctionRequesterPtr const &requester)
 : requester(requester) {}

src/pv/pvData.h

@@ -33,14 +33,6 @@
 typedef class std::ios std::ios_base;
 #endif
 
-#define USAGE_DEPRECATED EPICS_DEPRECATED
-
-#if defined(__GNUC__) && !(defined(vxWorks) && !defined(_WRS_VXWORKS_MAJOR))
-#define USAGE_ERROR(MSG) __attribute__((error(MSG)))
-#else
-#define USAGE_ERROR(MSG) { throw std::runtime_error(MSG); }
-#endif
-
 /* C++11 keywords
  @code
  struct Base {
@@ -1677,9 +1669,6 @@ namespace std{
     epicsShareExtern std::ostream& operator<<(std::ostream& o, const epics::pvData::PVField *ptr);
 }
 
-#undef USAGE_DEPRECATED
-#undef USAGE_ERROR
-
 #endif  /* PVDATA_H */
 
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