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441cc2ab01
opened as if it was a dynamic library so its symbols can be searched too. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18341 91177308-0d34-0410-b5e6-96231b3b80d8
58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
//===- Win32/DynamicLibrary.cpp - Win32 DL Implementation -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Reid Spencer and is distributed under the
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// University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file provides the Win32 specific implementation of the DynamicLibrary
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//
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//===----------------------------------------------------------------------===//
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#include "Win32.h"
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#include <windef.h>
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namespace llvm {
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using namespace sys;
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//===----------------------------------------------------------------------===//
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//=== WARNING: Implementation here must contain only Win32 specific code
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//=== and must not be UNIX code
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//===----------------------------------------------------------------------===//
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DynamicLibrary::DynamicLibrary() : handle(0) {
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handle = new HMODULE;
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*((HMODULE*)handle) = GetModuleHandle(NULL);
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if (*((HMODULE*)handle) == 0) {
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ThrowError("Can't GetModuleHandle: ");
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}
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}
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DynamicLibrary::DynamicLibrary(const char*filename) : handle(0) {
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handle = new HMODULE;
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*((HMODULE*)handle) = LoadLibrary(filename);
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if (*((HMODULE*)handle) == 0) {
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ThrowError("Can't LoadLibrary: ");
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}
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}
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DynamicLibrary::~DynamicLibrary() {
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assert(handle !=0 && "Invalid DynamicLibrary handle");
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if (*((HMODULE*)handle))
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FreeLibrary(*((HMODULE*)handle));
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delete (HMODULE*)handle;
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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 (void*) GetProcAddress(*((HMODULE*)handle), symbolName);
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}
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}
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// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab
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