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Remove unused GetAddressOfSymbol()
Thanks Daniel Dunbar! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48340 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -38,19 +38,13 @@ namespace sys {
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public:
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public:
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/// Construct a DynamicLibrary that represents the currently executing
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/// Construct a DynamicLibrary that represents the currently executing
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/// program. The program must have been linked with -export-dynamic or
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/// program. The program must have been linked with -export-dynamic or
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/// -dlopen self for this to work. Any symbols retrieved with the
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/// -dlopen self for this to work.
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/// GetAddressOfSymbol function will refer to the program not to any
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/// library.
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/// @throws std::string indicating why the program couldn't be opened.
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/// @throws std::string indicating why the program couldn't be opened.
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/// @brief Open program as dynamic library.
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/// @brief Open program as dynamic library.
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DynamicLibrary();
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DynamicLibrary();
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/// After destruction, the symbols of the library will no longer be
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/// After destruction, the symbols of the library will no longer be
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/// available to the program. It is important to make sure the lifespan
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/// available to the program.
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/// of a DynamicLibrary exceeds the lifetime of the pointers returned
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/// by the GetAddressOfSymbol otherwise the program may walk off into
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/// uncharted territory.
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/// @see GetAddressOfSymbol.
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/// @brief Closes the DynamicLibrary
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/// @brief Closes the DynamicLibrary
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~DynamicLibrary();
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~DynamicLibrary();
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@ -91,27 +85,10 @@ namespace sys {
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AddSymbol(symbolName.c_str(), symbolValue);
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AddSymbol(symbolName.c_str(), symbolValue);
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}
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}
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/// @}
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/// @name Accessors
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/// @{
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public:
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/// Looks up a \p symbolName in the DynamicLibrary and returns its address
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/// if it exists. If the symbol does not exist, returns (void*)0.
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/// @returns the address of the symbol or 0.
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/// @brief Get the address of a symbol in the DynamicLibrary.
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void* GetAddressOfSymbol(const char* symbolName);
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/// @brief Convenience function for C++ophiles.
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void* GetAddressOfSymbol(const std::string& symbolName) {
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return GetAddressOfSymbol(symbolName.c_str());
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}
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/// @}
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/// @}
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/// @name Implementation
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/// @name Implementation
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/// @{
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/// @{
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protected:
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protected:
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void* handle; // Opaque handle for information about the library
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DynamicLibrary(const DynamicLibrary&); ///< Do not implement
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DynamicLibrary(const DynamicLibrary&); ///< Do not implement
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DynamicLibrary& operator=(const DynamicLibrary&); ///< Do not implement
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DynamicLibrary& operator=(const DynamicLibrary&); ///< Do not implement
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/// @}
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/// @}
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@ -50,7 +50,7 @@ using namespace llvm::sys;
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//static std::vector<lt_dlhandle> OpenedHandles;
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//static std::vector<lt_dlhandle> OpenedHandles;
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static std::vector<void *> OpenedHandles;
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static std::vector<void *> OpenedHandles;
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DynamicLibrary::DynamicLibrary() : handle(0) {}
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DynamicLibrary::DynamicLibrary() {}
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DynamicLibrary::~DynamicLibrary() {
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DynamicLibrary::~DynamicLibrary() {
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while(!OpenedHandles.empty()) {
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while(!OpenedHandles.empty()) {
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@ -158,11 +158,6 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char* symbolName) {
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return 0;
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return 0;
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}
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}
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void *DynamicLibrary::GetAddressOfSymbol(const char *symbolName) {
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assert(handle != 0 && "Invalid DynamicLibrary handle");
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return dlsym(handle, symbolName);
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}
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#endif // LLVM_ON_WIN32
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#endif // LLVM_ON_WIN32
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DEFINING_FILE_FOR(SystemDynamicLibrary)
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DEFINING_FILE_FOR(SystemDynamicLibrary)
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