/*----------------------------------------------------------------------------*/ /* */ /* Copyright (c) 1995, 2004 IBM Corporation. All rights reserved. */ /* Copyright (c) 2005-2020 Rexx Language Association. All rights reserved. */ /* */ /* This program and the accompanying materials are made available under */ /* the terms of the Common Public License v1.0 which accompanies this */ /* distribution. A copy is also available at the following address: */ /* https://www.oorexx.org/license.html */ /* */ /* Redistribution and use in source and binary forms, with or */ /* without modification, are permitted provided that the following */ /* conditions are met: */ /* */ /* Redistributions of source code must retain the above copyright */ /* notice, this list of conditions and the following disclaimer. */ /* Redistributions in binary form must reproduce the above copyright */ /* notice, this list of conditions and the following disclaimer in */ /* the documentation and/or other materials provided with the distribution. */ /* */ /* Neither the name of Rexx Language Association nor the names */ /* of its contributors may be used to endorse or promote products */ /* derived from this software without specific prior written permission. */ /* */ /* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */ /* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */ /* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS */ /* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT */ /* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */ /* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED */ /* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ /* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY */ /* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ /* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */ /* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* */ /*----------------------------------------------------------------------------*/ /******************************************************************************/ /* REXX Kernel SysFileSystem.hpp */ /* */ /* System support for FileSystem operations. */ /* */ /******************************************************************************/ #ifndef Included_SysFileSystem #define Included_SysFileSystem #include "windows.h" #include class RexxString; class FileNameBuffer; class SysFileSystem { public: enum { MaximumPathLength = MAX_PATH, MaximumFileNameLength = FILENAME_MAX, MaximumFileNameBuffer = MAX_PATH + FILENAME_MAX }; // getFiletime flags typedef enum { FiletimeAccess, FiletimeWrite, FiletimeCreation, } FiletimeType; static int stdinHandle; static int stdoutHandle; static int stderrHandle; static const char EOF_Marker; static const char *EOL_Marker; // the end-of-line marker static const char PathDelimiter; // directory path delimiter static const char NewLine; static const char CarriageReturn; static bool searchFileName(const char *name, FileNameBuffer &fullName); static bool searchOnPath(const char *name, const char *path, const char *extension, FileNameBuffer &resolvedName); static bool searchPath(const char *name, const char *path, FileNameBuffer &resolvedName); static void qualifyStreamName(const char *unqualifiedName, FileNameBuffer &qualifiedName); static bool getFullPathName(const char *name, FileNameBuffer &resolvedName); static DWORD getFileAttributes(const char *name); static bool getFiletime(const char *name, FiletimeType type, FILETIME *time); static bool fileExists(const char *name); static bool hasExtension(const char *name); static bool hasDirectory(const char *name); static RexxString* extractDirectory(RexxString *file); static RexxString* extractExtension(RexxString *file); static RexxString* extractFile(RexxString *file); static bool searchName(const char *name, const char *path, const char *extension, FileNameBuffer &resolvedName); static bool primitiveSearchName(const char *name, const char *path, const char *extension, FileNameBuffer &resolvedName); static bool checkCurrentFile(const char *name, FileNameBuffer &resolvedName); static void getLongName(FileNameBuffer &name); static void getProperPathCase(FileNameBuffer &name); static int deleteFile(const char *name); static int deleteDirectory(const char *name); static bool isDirectory(const char *name); static bool isReadOnly(const char *name); static bool isWriteOnly(const char *name); static bool canWrite(const char *name); static bool canRead(const char *name); static bool isFile(const char *name); static bool isLink(const char *name); static bool exists(const char *name); static int64_t getLastModifiedDate(const char *name); static int64_t getLastAccessDate(const char *name); static bool setLastModifiedDate(const char *name, int64_t time); static bool setLastAccessDate(const char *name, int64_t time); static int64_t getFileLength(const char *name); static bool makeDirectory(const char *name); static bool isHidden(const char *name); static bool setFileReadOnly(const char *name); static bool setFileWritable(const char *name); static bool isCaseSensitive(); static bool isCaseSensitive(const char *name); static int getRoots(FileNameBuffer &roots); static const char* getSeparator(); static const char* getPathSeparator(); static const char* getLineEnd(); static bool getCurrentDirectory(FileNameBuffer &directory); static bool setCurrentDirectory(const char *directory); static int copyFile(const char *fromFile, const char *toFile); static int moveFile(const char *fromFile, const char *toFile); static const char* getPathStart(const char *name); static const char* getPathEnd(const char *name); static bool getTemporaryPath(FileNameBuffer &temporary); }; class SysFileIterator { public: /** * A platform-specific class for passing file attribute data around * for the file iterations. */ class FileAttributes { public: FileAttributes() {} WIN32_FIND_DATA findFileData; bool isDirectory() { return (findFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0; } }; SysFileIterator(const char *path, const char *pattern, FileNameBuffer &buffer, bool c = false); ~SysFileIterator(); void close(); bool hasNext(); void next(FileNameBuffer &buffer, FileAttributes &attributes); protected: void findNextEntry(); void filterShortNames(); const char *fileSpec; // the spec we're searching against bool completed; // the iteration completed flag HANDLE handle; // The handle for the FindFirst operation // the full file data available for the next file WIN32_FIND_DATA findFileData; }; /** * A simple implementation to ensure the Windows error mode gets reset on a return. */ class AutoErrorMode { public: AutoErrorMode(UINT m) { errorMode = SetErrorMode(m); } ~AutoErrorMode() { SetErrorMode(errorMode); } private: UINT errorMode; // the old error mode }; #endif