Initial implementations of the ErrorCode and Path concepts for Linux.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15763 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 90 insertions, 0 deletions

diff --git a/lib/System/Path.cpp b/lib/System/Path.cpp
new file mode 100644
index 0000000000..a0c76dbd20
--- /dev/null
+++ b/lib/System/Path.cpp
@@ -0,0 +1,90 @@
+//===- Path.cpp - Path Operating System Concept -----------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// Copyright (C) 2004 eXtensible Systems, Inc. All Rights Reserved.
+//
+// This program is open source software; you can redistribute it and/or modify
+// it under the terms of the University of Illinois Open Source License. See
+// LICENSE.TXT (distributed with this software) for details.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+// or FITNESS FOR A PARTICULAR PURPOSE.
+//
+//===----------------------------------------------------------------------===//
+// 
+// This file implements the common Path concept for a variety of platforms.
+// A path is simply the name of some file system storage place. Paths can be
+// either directories or files.
+//
+//===----------------------------------------------------------------------===//
+/// @file lib/System/Path.cpp
+/// @author Reid Spencer <raspencer@x10sys.com> (original author)
+/// @version \verbatim $Id$ \endverbatim
+/// @date 2004/08/14
+/// @since 1.4
+/// @brief Defines the llvm::sys::Path class.
+//===----------------------------------------------------------------------===//
+
+#include "llvm/System/Path.h"
+
+namespace llvm {
+namespace sys {
+
+ErrorCode
+Path::append_directory( const std::string& dirname ) throw() {
+  this->append( dirname );
+  make_directory();
+  return NOT_AN_ERROR;
+}
+
+ErrorCode
+Path::append_file( const std::string& filename ) throw() {
+  this->append( filename );
+  return NOT_AN_ERROR;
+}
+
+ErrorCode
+Path::create( bool create_parents)throw() {
+  ErrorCode result ( NOT_AN_ERROR );
+  if ( is_directory() ) {
+    if ( create_parents ) {
+      result = this->create_directories( );
+    } else {
+      result = this->create_directory( );
+    }
+  } else if ( is_file() ) {
+    if ( create_parents ) {
+      result = this->create_directories( );
+    }
+    if ( result ) {
+      result = this->create_file( );
+    }
+  } else {
+    result = ErrorCode(ERR_SYS_INVALID_ARG);
+  }
+  return result;
+}
+
+ErrorCode
+Path::remove() throw() {
+  ErrorCode result( NOT_AN_ERROR );
+  if ( is_directory() ) {
+    if ( exists() ) 
+      this->remove_directory( );
+  } else if ( is_file() ) {
+    if ( exists() ) this->remove_file( );
+  } else {
+    result = ErrorCode(ERR_SYS_INVALID_ARG);
+  }
+  return result;
+}
+
+}
+}
+
+// Include the platform specific portions of this class
+#include "linux/Path.cpp" 
+
+// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab