/*
* vislib::sys::Path::IsRelative
*/
bool vislib::sys::Path::IsRelative(const StringW& path) {
#ifdef _WIN32
return (::PathIsRelativeW(path.PeekBuffer()) != FALSE)
|| path.IsEmpty()
|| ((path.PeekBuffer()[0] == SEPARATOR_W) && (path.PeekBuffer()[1] != SEPARATOR_W));
#else /* _WIN32 */
return !path.StartsWith(SEPARATOR_W);
#endif /* _WIN32 */
}
/*
* vislib::sys::Path::Resolve
*/
vislib::StringW vislib::sys::Path::Resolve(StringW path, StringW basepath) {
// TODO: Windows shell API resolve does not work in the expected
// way, so we use the same manual approach for Windows and Linux.
#ifdef _WIN32
/* Replace unchefmäßige path separators. */
basepath.Replace(L'/', SEPARATOR_W);
path.Replace(L'/', SEPARATOR_W);
#endif /* _WIN32 */
if (Path::IsRelative(basepath)) {
basepath = Resolve(basepath);
}
if (path.IsEmpty()) {
/* Path is empty, i. e. return current working directory. */
return Path::Canonicalise(basepath);
} else if (Path::IsAbsolute(path)) {
/* Path is absolute, just return it. */
return Path::Canonicalise(path);
} else if ((path[0] == MYDOCUMENTS_MARKER_W)
&& ((path.Length() == 1) || path[1] == SEPARATOR_W)) {
/*
* replace leading ~ with users home directory
*/
path.Replace(MYDOCUMENTS_MARKER_W, Path::GetUserHomeDirectoryW());
return Path::Canonicalise(path);
} else if ((path[0] == SEPARATOR_W) && (path[1] != SEPARATOR_W)) {
/*
* Concatenate current drive and relative path, and canonicalise
* the result.
*/
return Path::Concatenate(basepath.Substring(0, 2), path, true);
} else {
/*
* Concatenate current directory and relative path, and canonicalise
* the result.
*/
return Concatenate(basepath, path, true);
}
}