thirdparty/scummvm
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CLOUD: Make download() create necessary directories

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DumpFile::open() with createPath=true create would create the missing
directories from the path before opening a file. Thus, one can easily
create a file and avoid "can't open a file" error.
This commit is contained in:
Alexander Tkachev 2016-05-25 16:32:22 +06:00
parent d014b5bf38
commit ae8e7f39f5
8 changed files with 87 additions and 6 deletions
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32
backends/fs/windows/windows-fs.cpp
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@ -244,4 +244,36 @@ Common::WriteStream *WindowsFilesystemNode::createWriteStream() {
return StdioStream::makeFromPath(getPath(), true);
}
bool WindowsFilesystemNode::create(bool isDirectory) {
bool success;
if (isDirectory) {
success = CreateDirectory(toUnicode(_path.c_str()), NULL) != 0;
} else {
success = CreateFile(toUnicode(_path.c_str()), GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL) != INVALID_HANDLE_VALUE;
}
if (success) {
//this piece is copied from constructor, it checks that file exists and detects whether it's a directory
DWORD fileAttribs = GetFileAttributes(toUnicode(_path.c_str()));
if (fileAttribs != INVALID_FILE_ATTRIBUTES) {
_isDirectory = ((fileAttribs & FILE_ATTRIBUTE_DIRECTORY) != 0);
_isValid = true;
// Add a trailing slash, if necessary.
if (_isDirectory && _path.lastChar() != '\\') {
_path += '\\';
}
if (_isDirectory != isDirectory) warning("failed to create %s: got %s", isDirectory ? "directory" : "file", _isDirectory ? "directory" : "file");
return _isDirectory == isDirectory;
}
warning("WindowsFilesystemNode: Create%s() was a success, but GetFileAttributes() indicates there is no such %s",
isDirectory ? "Directory" : "File", isDirectory ? "directory" : "file");
return false;
}
return false;
}
#endif //#ifdef WIN32