mirror of https://github.com/mono/CppSharp.git
Pedro Miguel Casaleiro Dias
10 years ago
9 changed files with 58 additions and 293 deletions
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/************************************************************************
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* |
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* CppSharp |
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* Licensed under the simplified BSD license. All rights reserved. |
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* |
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************************************************************************/ |
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#ifdef _MSC_VER |
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#include <string> |
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#include <vector> |
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#include <cctype> |
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// Include the necessary headers to interface with the Windows registry and
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// environment.
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#define WIN32_LEAN_AND_MEAN |
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#define NOGDI |
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#define NOMINMAX |
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#include <Windows.h> |
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/// \brief Read registry string.
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/// This also supports a means to look for high-versioned keys by use
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/// of a $VERSION placeholder in the key path.
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/// $VERSION in the key path is a placeholder for the version number,
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/// causing the highest value path to be searched for and used.
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/// I.e. "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\$VERSION".
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/// There can be additional characters in the component. Only the numeric
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/// characters are compared.
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static bool getSystemRegistryString(const char *keyPath, const char *valueName, |
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char *value, size_t maxLength) { |
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HKEY hRootKey = NULL; |
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HKEY hKey = NULL; |
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const char* subKey = NULL; |
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DWORD valueType; |
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DWORD valueSize = maxLength - 1; |
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long lResult; |
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bool returnValue = false; |
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if (strncmp(keyPath, "HKEY_CLASSES_ROOT\\", 18) == 0) { |
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hRootKey = HKEY_CLASSES_ROOT; |
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subKey = keyPath + 18; |
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} else if (strncmp(keyPath, "HKEY_USERS\\", 11) == 0) { |
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hRootKey = HKEY_USERS; |
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subKey = keyPath + 11; |
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} else if (strncmp(keyPath, "HKEY_LOCAL_MACHINE\\", 19) == 0) { |
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hRootKey = HKEY_LOCAL_MACHINE; |
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subKey = keyPath + 19; |
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} else if (strncmp(keyPath, "HKEY_CURRENT_USER\\", 18) == 0) { |
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hRootKey = HKEY_CURRENT_USER; |
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subKey = keyPath + 18; |
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} else { |
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return false; |
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} |
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const char *placeHolder = strstr(subKey, "$VERSION"); |
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char bestName[256]; |
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bestName[0] = '\0'; |
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// If we have a $VERSION placeholder, do the highest-version search.
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if (placeHolder) { |
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const char *keyEnd = placeHolder - 1; |
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const char *nextKey = placeHolder; |
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// Find end of previous key.
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while ((keyEnd > subKey) && (*keyEnd != '\\')) |
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keyEnd--; |
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// Find end of key containing $VERSION.
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while (*nextKey && (*nextKey != '\\')) |
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nextKey++; |
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size_t partialKeyLength = keyEnd - subKey; |
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char partialKey[256]; |
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if (partialKeyLength > sizeof(partialKey)) |
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partialKeyLength = sizeof(partialKey); |
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strncpy(partialKey, subKey, partialKeyLength); |
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partialKey[partialKeyLength] = '\0'; |
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HKEY hTopKey = NULL; |
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lResult = RegOpenKeyExA(hRootKey, partialKey, 0, KEY_READ, &hTopKey); |
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if (lResult == ERROR_SUCCESS) { |
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char keyName[256]; |
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int bestIndex = -1; |
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double bestValue = 0.0; |
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DWORD index, size = sizeof(keyName) - 1; |
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for (index = 0; RegEnumKeyExA(hTopKey, index, keyName, &size, NULL, |
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NULL, NULL, NULL) == ERROR_SUCCESS; index++) { |
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const char *sp = keyName; |
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while (*sp && !isdigit(*sp)) |
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sp++; |
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if (!*sp) |
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continue; |
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const char *ep = sp + 1; |
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while (*ep && (isdigit(*ep) || (*ep == '.'))) |
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ep++; |
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char numBuf[32]; |
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strncpy(numBuf, sp, sizeof(numBuf) - 1); |
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numBuf[sizeof(numBuf) - 1] = '\0'; |
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double value = strtod(numBuf, NULL); |
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// Check if InstallDir key value exists.
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bool isViableVersion = false; |
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lResult = RegOpenKeyExA(hTopKey, keyName, 0, KEY_READ, &hKey); |
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if (lResult == ERROR_SUCCESS) { |
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lResult = RegQueryValueExA(hKey, valueName, NULL, NULL, NULL, NULL); |
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if (lResult == ERROR_SUCCESS) |
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isViableVersion = true; |
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RegCloseKey(hKey); |
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} |
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if (isViableVersion && (value > bestValue)) { |
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bestIndex = (int)index; |
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bestValue = value; |
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strcpy(bestName, keyName); |
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} |
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size = sizeof(keyName) - 1; |
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} |
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// If we found the highest versioned key, open the key and get the value.
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if (bestIndex != -1) { |
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// Append rest of key.
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strncat(bestName, nextKey, sizeof(bestName) - 1); |
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bestName[sizeof(bestName) - 1] = '\0'; |
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// Open the chosen key path remainder.
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lResult = RegOpenKeyExA(hTopKey, bestName, 0, KEY_READ, &hKey); |
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if (lResult == ERROR_SUCCESS) { |
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lResult = RegQueryValueExA(hKey, valueName, NULL, &valueType, |
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(LPBYTE)value, &valueSize); |
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if (lResult == ERROR_SUCCESS) |
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returnValue = true; |
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RegCloseKey(hKey); |
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} |
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} |
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RegCloseKey(hTopKey); |
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} |
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} else { |
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lResult = RegOpenKeyExA(hRootKey, subKey, 0, KEY_READ, &hKey); |
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if (lResult == ERROR_SUCCESS) { |
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lResult = RegQueryValueExA(hKey, valueName, NULL, &valueType, |
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(LPBYTE)value, &valueSize); |
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if (lResult == ERROR_SUCCESS) |
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returnValue = true; |
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RegCloseKey(hKey); |
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} |
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} |
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return returnValue; |
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} |
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/// \brief Get Windows SDK installation directory.
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static bool getWindowsSDKDir(std::string &path) { |
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char windowsSDKInstallDir[256]; |
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// Try the Windows registry.
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bool hasSDKDir = getSystemRegistryString( |
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"HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Microsoft SDKs\\Windows\\$VERSION", |
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"InstallationFolder", |
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windowsSDKInstallDir, |
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sizeof(windowsSDKInstallDir) - 1); |
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// If we have both vc80 and vc90, pick version we were compiled with.
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if (hasSDKDir && windowsSDKInstallDir[0]) { |
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path = windowsSDKInstallDir; |
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return true; |
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} |
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return false; |
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} |
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// Get Visual Studio installation directory.
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static bool getVisualStudioDir(std::string &path) { |
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// First check the environment variables that vsvars32.bat sets.
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const char* vcinstalldir = getenv("VCINSTALLDIR"); |
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if (vcinstalldir) { |
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char *p = const_cast<char *>(strstr(vcinstalldir, "\\VC")); |
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if (p) |
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*p = '\0'; |
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path = vcinstalldir; |
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return true; |
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} |
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char vsIDEInstallDir[256]; |
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char vsExpressIDEInstallDir[256]; |
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// Then try the windows registry.
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bool hasVCDir = getSystemRegistryString( |
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"HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VisualStudio\\$VERSION", |
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"InstallDir", vsIDEInstallDir, sizeof(vsIDEInstallDir) - 1); |
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bool hasVCExpressDir = getSystemRegistryString( |
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"HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\VCExpress\\$VERSION", |
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"InstallDir", vsExpressIDEInstallDir, sizeof(vsExpressIDEInstallDir) - 1); |
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// If we have both vc80 and vc90, pick version we were compiled with.
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if (hasVCDir && vsIDEInstallDir[0]) { |
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char *p = (char*)strstr(vsIDEInstallDir, "\\Common7\\IDE"); |
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if (p) |
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*p = '\0'; |
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path = vsIDEInstallDir; |
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return true; |
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} |
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if (hasVCExpressDir && vsExpressIDEInstallDir[0]) { |
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char *p = (char*)strstr(vsExpressIDEInstallDir, "\\Common7\\IDE"); |
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if (p) |
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*p = '\0'; |
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path = vsExpressIDEInstallDir; |
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return true; |
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} |
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// Try the environment.
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const char *vs120comntools = getenv("VS120COMNTOOLS"); |
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const char *vs110comntools = getenv("VS110COMNTOOLS"); |
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const char *vs100comntools = getenv("VS100COMNTOOLS"); |
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const char *vs90comntools = getenv("VS90COMNTOOLS"); |
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const char *vs80comntools = getenv("VS80COMNTOOLS"); |
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const char *vscomntools = NULL; |
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// Try to find the version that we were compiled with
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if(false) {} |
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#if (_MSC_VER >= 1800) // VC120
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else if (vs120comntools) { |
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vscomntools = vs120comntools; |
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} |
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#elif (_MSC_VER == 1700) // VC110
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else if (vs110comntools) { |
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vscomntools = vs110comntools; |
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} |
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#elif (_MSC_VER == 1600) // VC100
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else if(vs100comntools) { |
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vscomntools = vs100comntools; |
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} |
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#elif (_MSC_VER == 1500) // VC80
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else if(vs90comntools) { |
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vscomntools = vs90comntools; |
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} |
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#elif (_MSC_VER == 1400) // VC80
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else if(vs80comntools) { |
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vscomntools = vs80comntools; |
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} |
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#endif |
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// Otherwise find any version we can
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else if (vs120comntools) |
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vscomntools = vs120comntools; |
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else if (vs110comntools) |
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vscomntools = vs110comntools; |
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else if (vs100comntools) |
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vscomntools = vs100comntools; |
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else if (vs90comntools) |
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vscomntools = vs90comntools; |
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else if (vs80comntools) |
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vscomntools = vs80comntools; |
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if (vscomntools && *vscomntools) { |
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const char *p = strstr(vscomntools, "\\Common7\\Tools"); |
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path = p ? std::string(vscomntools, p) : vscomntools; |
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return true; |
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} |
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return false; |
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} |
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std::vector<std::string> GetWindowsSystemIncludeDirs() { |
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std::vector<std::string> Paths; |
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std::string VSDir; |
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std::string WindowsSDKDir; |
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// When built with access to the proper Windows APIs, try to actually find
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// the correct include paths first.
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if (getVisualStudioDir(VSDir)) { |
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Paths.push_back(VSDir + "\\VC\\include"); |
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if (getWindowsSDKDir(WindowsSDKDir)) |
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Paths.push_back(WindowsSDKDir + "\\include"); |
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else |
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Paths.push_back(VSDir + "\\VC\\PlatformSDK\\Include"); |
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} |
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return Paths; |
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} |
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#endif |
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