diff options
Diffstat (limited to 'src/OSSupport/File.cpp')
| -rw-r--r-- | src/OSSupport/File.cpp | 206 |
1 files changed, 148 insertions, 58 deletions
diff --git a/src/OSSupport/File.cpp b/src/OSSupport/File.cpp index 09f6147b2..dec873ccd 100644 --- a/src/OSSupport/File.cpp +++ b/src/OSSupport/File.cpp @@ -16,11 +16,7 @@ cFile::cFile(void) : - #ifdef USE_STDIO_FILE m_File(nullptr) - #else - m_File(INVALID_HANDLE_VALUE) - #endif // USE_STDIO_FILE { // Nothing needed yet } @@ -30,11 +26,7 @@ cFile::cFile(void) : cFile::cFile(const AString & iFileName, eMode iMode) : - #ifdef USE_STDIO_FILE m_File(nullptr) - #else - m_File(INVALID_HANDLE_VALUE) - #endif // USE_STDIO_FILE { Open(iFileName, iMode); } @@ -78,11 +70,11 @@ bool cFile::Open(const AString & iFileName, eMode iMode) return false; } -#ifdef _WIN32 - m_File = _fsopen((FILE_IO_PREFIX + iFileName).c_str(), Mode, _SH_DENYWR); -#else - m_File = fopen((FILE_IO_PREFIX + iFileName).c_str(), Mode); -#endif // _WIN32 + #ifdef _WIN32 + m_File = _fsopen((FILE_IO_PREFIX + iFileName).c_str(), Mode, _SH_DENYWR); + #else + m_File = fopen((FILE_IO_PREFIX + iFileName).c_str(), Mode); + #endif // _WIN32 if ((m_File == nullptr) && (iMode == fmReadWrite)) { @@ -91,11 +83,11 @@ bool cFile::Open(const AString & iFileName, eMode iMode) // So now we know either the file doesn't exist or we don't have rights, no need to worry about file contents. // Simply re-open for read-writing, erasing existing contents: -#ifdef _WIN32 - m_File = _fsopen((FILE_IO_PREFIX + iFileName).c_str(), "wb+", _SH_DENYWR); -#else - m_File = fopen((FILE_IO_PREFIX + iFileName).c_str(), "wb+"); -#endif // _WIN32 + #ifdef _WIN32 + m_File = _fsopen((FILE_IO_PREFIX + iFileName).c_str(), "wb+", _SH_DENYWR); + #else + m_File = fopen((FILE_IO_PREFIX + iFileName).c_str(), "wb+"); + #endif // _WIN32 } return (m_File != nullptr); @@ -310,7 +302,77 @@ bool cFile::Exists(const AString & a_FileName) -bool cFile::Delete(const AString & a_FileName) +bool cFile::Delete(const AString & a_Path) +{ + if (IsFolder(a_Path)) + { + return DeleteFolder(a_Path); + } + else + { + return DeleteFile(a_Path); + } +} + + + + + +bool cFile::DeleteFolder(const AString & a_FolderName) +{ + #ifdef _WIN32 + return (RemoveDirectoryA(a_FolderName.c_str()) != 0); + #else // _WIN32 + return (rmdir(a_FolderName.c_str()) == 0); + #endif // else _WIN32 +} + + + + + +bool cFile::DeleteFolderContents(const AString & a_FolderName) +{ + auto Contents = cFile::GetFolderContents(a_FolderName); + for (const auto item: Contents) + { + // Skip "." and ".." altogether: + if ((item == ".") || (item == "..")) + { + continue; + } + + // Remove the item: + auto WholePath = a_FolderName + GetPathSeparator() + item; + if (IsFolder(WholePath)) + { + if (!DeleteFolderContents(WholePath)) + { + return false; + } + if (!DeleteFolder(WholePath)) + { + return false; + } + } + else + { + if (!DeleteFile(WholePath)) + { + return false; + } + } + } // for item - Contents[] + + // All deletes succeeded + return true; +} + + + + + +bool cFile::DeleteFile(const AString & a_FileName) { return (remove(a_FileName.c_str()) == 0); } @@ -331,7 +393,7 @@ bool cFile::Rename(const AString & a_OrigFileName, const AString & a_NewFileName bool cFile::Copy(const AString & a_SrcFileName, const AString & a_DstFileName) { #ifdef _WIN32 - return (CopyFileA(a_SrcFileName.c_str(), a_DstFileName.c_str(), true) != 0); + return (CopyFileA(a_SrcFileName.c_str(), a_DstFileName.c_str(), FALSE) != 0); #else // Other OSs don't have a direct CopyFile equivalent, do it the harder way: std::ifstream src(a_SrcFileName.c_str(), std::ios::binary); @@ -409,57 +471,85 @@ bool cFile::CreateFolder(const AString & a_FolderPath) +bool cFile::CreateFolderRecursive(const AString & a_FolderPath) +{ + // Special case: Fail if the path is empty + if (a_FolderPath.empty()) + { + return false; + } + + // Go through each path element and create the folder: + auto len = a_FolderPath.length(); + auto PathSep = GetPathSeparator()[0]; + for (decltype(len) i = 0; i < len; i++) + { + if (a_FolderPath[i] == PathSep) + { + CreateFolder(a_FolderPath.substr(0, i)); + } + } + CreateFolder(a_FolderPath); + + // Check the result by querying whether the final path exists: + return IsFolder(a_FolderPath); +} + + + + + AStringVector cFile::GetFolderContents(const AString & a_Folder) { AStringVector AllFiles; #ifdef _WIN32 - // If the folder name doesn't contain the terminating slash / backslash, add it: - AString FileFilter = a_Folder; - if ( - !FileFilter.empty() && - (FileFilter[FileFilter.length() - 1] != '\\') && - (FileFilter[FileFilter.length() - 1] != '/') - ) - { - FileFilter.push_back('\\'); - } + // If the folder name doesn't contain the terminating slash / backslash, add it: + AString FileFilter = a_Folder; + if ( + !FileFilter.empty() && + (FileFilter[FileFilter.length() - 1] != '\\') && + (FileFilter[FileFilter.length() - 1] != '/') + ) + { + FileFilter.push_back('\\'); + } - // Find all files / folders: - FileFilter.append("*.*"); - HANDLE hFind; - WIN32_FIND_DATAA FindFileData; - if ((hFind = FindFirstFileA(FileFilter.c_str(), &FindFileData)) != INVALID_HANDLE_VALUE) - { - do + // Find all files / folders: + FileFilter.append("*.*"); + HANDLE hFind; + WIN32_FIND_DATAA FindFileData; + if ((hFind = FindFirstFileA(FileFilter.c_str(), &FindFileData)) != INVALID_HANDLE_VALUE) { - AllFiles.push_back(FindFileData.cFileName); - } while (FindNextFileA(hFind, &FindFileData)); - FindClose(hFind); - } + do + { + AllFiles.push_back(FindFileData.cFileName); + } while (FindNextFileA(hFind, &FindFileData)); + FindClose(hFind); + } #else // _WIN32 - DIR * dp; - struct dirent *dirp; - AString Folder = a_Folder; - if (Folder.empty()) - { - Folder = "."; - } - if ((dp = opendir(Folder.c_str())) == nullptr) - { - LOGERROR("Error (%i) opening directory \"%s\"\n", errno, Folder.c_str()); - } - else - { - while ((dirp = readdir(dp)) != nullptr) + DIR * dp; + struct dirent *dirp; + AString Folder = a_Folder; + if (Folder.empty()) { - AllFiles.push_back(dirp->d_name); + Folder = "."; + } + if ((dp = opendir(Folder.c_str())) == nullptr) + { + LOGERROR("Error (%i) opening directory \"%s\"\n", errno, Folder.c_str()); + } + else + { + while ((dirp = readdir(dp)) != nullptr) + { + AllFiles.push_back(dirp->d_name); + } + closedir(dp); } - closedir(dp); - } #endif // else _WIN32 |