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Log error code from hermes.dll load failure #14236

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Log error code from hermes.dll load failure #14236

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04de4d1
First attempt at logging DLL load failure info
danielayala94 Jan 2, 2025
51ce815
Change files
danielayala94 Jan 3, 2025
4e4044e
Merge branch 'main' into logDllLoadError
danielayala94 Jan 4, 2025
b31462f
Fixed format
danielayala94 Jan 4, 2025
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7 changes: 7 additions & 0 deletions change/react-native-windows-26f2e365-fe3c-4635-8874-2e9536724017.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
{
"type": "none",
"comment": "First attempt at logging DLL load failure info",
"packageName": "react-native-windows",
"email": "[email protected]",
"dependentChangeType": "none"
}
9 changes: 8 additions & 1 deletion vnext/Shared/HermesRuntimeHolder.cpp
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Expand Up @@ -39,7 +39,14 @@ void NAPI_CDECL removeInspectorPage(int32_t pageId) noexcept;

class HermesFuncResolver : public IFuncResolver {
public:
HermesFuncResolver() : libHandle_(LoadLibraryAsPeerFirst(L"hermes.dll")) {}
HermesFuncResolver() {
libHandle_ = LoadLibraryAsPeerFirst(L"hermes.dll");

// If hermes.dll failed to load, catch the last Win32 error and surface it.
if (libHandle_ == nullptr) {
CRASH_ON_ERROR(GetLastError());
}
}

FuncPtr getFuncPtr(const char *funcName) override {
return reinterpret_cast<FuncPtr>(GetProcAddress(libHandle_, funcName));
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