From: Reid Spencer Date: Mon, 13 Dec 2004 02:57:41 +0000 (+0000) Subject: For PR351:Remove the file type checking methods (now in sys::Path) X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=d99eaa3c1f7bfb930b7b0b85fd67d269b20d1804;p=oota-llvm.git For PR351:Remove the file type checking methods (now in sys::Path) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18846 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/include/llvm/Support/FileUtilities.h b/include/llvm/Support/FileUtilities.h index c9f52c32488..29d5a571eb2 100644 --- a/include/llvm/Support/FileUtilities.h +++ b/include/llvm/Support/FileUtilities.h @@ -22,27 +22,27 @@ namespace llvm { /// CheckMagic - Returns true IFF the file named FN begins with Magic. FN must /// name a readable file. /// -bool CheckMagic (const std::string &FN, const std::string &Magic); +//bool CheckMagic (const std::string &FN, const std::string &Magic); /// IsArchive - Returns true IFF the file named FN appears to be a "ar" library /// archive. The file named FN must exist. /// -bool IsArchive (const std::string &FN); +//bool IsArchive (const std::string &FN); /// IsBytecode - Returns true IFF the file named FN appears to be an LLVM /// bytecode file. The file named FN must exist. /// -bool IsBytecode (const std::string &FN); +//bool IsBytecode (const std::string &FN); /// IsSharedObject - Returns trus IFF the file named FN appears to be a shared /// object with an ELF header. The file named FN must exist. /// -bool IsSharedObject(const std::string &FN); +//bool IsSharedObject(const std::string &FN); /// FileOpenable - Returns true IFF Filename names an existing regular file /// which we can successfully open. /// -bool FileOpenable(const std::string &Filename); +//bool FileOpenable(const std::string &Filename); /// DiffFiles - Compare the two files specified, returning true if they are /// different or if there is a file error. If you specify a string to fill in diff --git a/lib/Support/FileUtilities.cpp b/lib/Support/FileUtilities.cpp index 51f49772b1c..5b7c56e950e 100644 --- a/lib/Support/FileUtilities.cpp +++ b/lib/Support/FileUtilities.cpp @@ -26,60 +26,6 @@ #include using namespace llvm; -/// CheckMagic - Returns true IFF the file named FN begins with Magic. FN must -/// name a readable file. -/// -bool llvm::CheckMagic(const std::string &FN, const std::string &Magic) { - char *buf = (char*)alloca(1 + Magic.size()); - std::ifstream f(FN.c_str()); - f.read(buf, Magic.size()); - buf[Magic.size()] = '\0'; - return Magic == buf; -} - -/// IsArchive - Returns true IFF the file named FN appears to be a "ar" library -/// archive. The file named FN must exist. -/// -bool llvm::IsArchive(const std::string &FN) { - // Inspect the beginning of the file to see if it contains the "ar" - // library archive format magic string. - return CheckMagic(FN, "!\012"); -} - -/// IsBytecode - Returns true IFF the file named FN appears to be an LLVM -/// bytecode file. The file named FN must exist. -/// -bool llvm::IsBytecode(const std::string &FN) { - // Inspect the beginning of the file to see if it contains the LLVM - // bytecode format magic string. - return CheckMagic(FN, "llvm") || CheckMagic(FN, "llvc"); -} - -/// IsSharedObject - Returns trus IFF the file named FN appears to be a shared -/// object with an ELF header. The file named FN must exist. -/// -bool llvm::IsSharedObject(const std::string &FN) { - // Inspect the beginning of the file to see if it contains the ELF shared - // object magic string. - static const char elfMagic[] = { 0x7f, 'E', 'L', 'F', '\0' }; - return CheckMagic(FN, elfMagic); -} - -/// FileOpenable - Returns true IFF Filename names an existing regular -/// file which we can successfully open. -/// -bool llvm::FileOpenable(const std::string &Filename) { - struct stat s; - if (stat (Filename.c_str (), &s) == -1) - return false; // Cannot stat file - if (!S_ISREG (s.st_mode)) - return false; // File is not a regular file - std::ifstream FileStream (Filename.c_str ()); - if (!FileStream) - return false; // File is not openable - return true; -} - /// DiffFiles - Compare the two files specified, returning true if they are /// different or if there is a file error. If you specify a string to fill in /// for the error option, it will set the string to an error message if an error