#include <cstdio>
#include <malloc.h>
-// We need to undo a macro defined in Windows.h, otherwise we won't compile:
-#undef CopyFile
-#undef GetCurrentDirectory
-
// Windows happily accepts either forward or backward slashes, though any path
// returned by a Win32 API will have backward slashes. As LLVM code basically
// assumes forward slashes are used, backward slashs are converted where they
}
}
-bool
-Path::isAbsolute(const char *NameStart, unsigned NameLen) {
- assert(NameStart);
- // FIXME: This does not handle correctly an absolute path starting from
- // a drive letter or in UNC format.
- switch (NameLen) {
- case 0:
- return false;
- case 1:
- case 2:
- return NameStart[0] == '/';
- default:
- return
- (NameStart[0] == '/' || (NameStart[1] == ':' && NameStart[2] == '/')) ||
- (NameStart[0] == '\\' || (NameStart[1] == ':' && NameStart[2] == '\\'));
- }
-}
-
-bool
-Path::isAbsolute() const {
- // FIXME: This does not handle correctly an absolute path starting from
- // a drive letter or in UNC format.
- switch (path.length()) {
- case 0:
- return false;
- case 1:
- case 2:
- return path[0] == '/';
- default:
- return path[0] == '/' || (path[1] == ':' && path[2] == '/');
- }
-}
-
static Path *TempDirectory;
Path
return *TempDirectory;
}
-Path
-Path::GetCurrentDirectory() {
- char pathname[MAX_PATH];
- ::GetCurrentDirectoryA(MAX_PATH,pathname);
- return Path(pathname);
-}
-
/// GetMainExecutable - Return the path to the main executable, given the
/// value of argv[0] from program startup.
Path Path::GetMainExecutable(const char *argv0, void *MainAddr) {
// FIXME: the above set of functions don't map to Windows very well.
-StringRef
-Path::getSuffix() const {
- // Find the last slash
- size_t slash = path.rfind('/');
- if (slash == std::string::npos)
- slash = 0;
- else
- slash++;
-
- size_t dot = path.rfind('.');
- if (dot == std::string::npos || dot < slash)
- return StringRef("");
- else
- return StringRef(path).substr(dot + 1);
-}
-
bool
Path::exists() const {
DWORD attr = GetFileAttributes(path.c_str());
}
}
-bool Path::getMagicNumber(std::string& Magic, unsigned len) const {
- assert(len < 1024 && "Request for magic string too long");
- char* buf = reinterpret_cast<char*>(alloca(len));
-
- HANDLE h = CreateFile(path.c_str(),
- GENERIC_READ,
- FILE_SHARE_READ,
- NULL,
- OPEN_EXISTING,
- FILE_ATTRIBUTE_NORMAL,
- NULL);
- if (h == INVALID_HANDLE_VALUE)
- return false;
-
- DWORD nRead = 0;
- BOOL ret = ReadFile(h, buf, len, &nRead, NULL);
- CloseHandle(h);
-
- if (!ret || nRead != len)
- return false;
-
- Magic = std::string(buf, len);
- return true;
-}
-
bool
Path::renamePathOnDisk(const Path& newName, std::string* ErrMsg) {
if (!MoveFileEx(path.c_str(), newName.c_str(), MOVEFILE_REPLACE_EXISTING))
return false;
}
-bool
-CopyFile(const sys::Path &Dest, const sys::Path &Src, std::string* ErrMsg) {
- // Can't use CopyFile macro defined in Windows.h because it would mess up the
- // above line. We use the expansion it would have in a non-UNICODE build.
- if (!::CopyFileA(Src.c_str(), Dest.c_str(), false))
- return MakeErrMsg(ErrMsg, "Can't copy '" + Src.str() +
- "' to '" + Dest.str() + "': ");
- return false;
-}
-
bool
Path::makeUnique(bool reuse_current, std::string* ErrMsg) {
bool Exists;