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      1 //===- MCLDDirectory.cpp --------------------------------------------------===//
      2 //
      3 //                     The MCLinker Project
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 #include <mcld/MC/MCLDDirectory.h>
     10 #include <mcld/Support/FileSystem.h>
     11 
     12 using namespace mcld;
     13 using namespace mcld::sys::fs;
     14 
     15 //===----------------------------------------------------------------------===//
     16 // MCLDDirectory
     17 //===----------------------------------------------------------------------===//
     18 MCLDDirectory::MCLDDirectory()
     19   : Directory(), m_Name(), m_bInSysroot(false) {
     20 }
     21 
     22 MCLDDirectory::MCLDDirectory(const char* pName)
     23   : Directory(), m_Name(pName) {
     24   Directory::m_Path.assign(pName);
     25 
     26   if (!Directory::m_Path.empty())
     27     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     28 
     29   Directory::m_Path.m_append_separator_if_needed();
     30   if (m_bInSysroot)
     31     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     32   else
     33     detail::open_dir(*this);
     34 }
     35 
     36 MCLDDirectory::MCLDDirectory(const std::string &pName)
     37   : Directory(), m_Name(pName) {
     38   Directory::m_Path.assign(pName);
     39 
     40   if (!Directory::m_Path.empty())
     41     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     42 
     43   Directory::m_Path.m_append_separator_if_needed();
     44   if (m_bInSysroot)
     45     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     46   else
     47     detail::open_dir(*this);
     48 }
     49 
     50 MCLDDirectory::MCLDDirectory(llvm::StringRef pName)
     51   : Directory(), m_Name(pName.data(), pName.size()) {
     52   Directory::m_Path.assign(pName.str());
     53 
     54   if (!Directory::m_Path.empty())
     55     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     56 
     57   Directory::m_Path.m_append_separator_if_needed();
     58   if (m_bInSysroot)
     59     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     60   else
     61     detail::open_dir(*this);
     62 }
     63 
     64 MCLDDirectory &MCLDDirectory::assign(llvm::StringRef pName)
     65 {
     66   m_Name.assign(pName.data(), pName.size());
     67   Directory::m_Path.assign(pName.str());
     68 
     69   if (!Directory::m_Path.empty())
     70     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     71 
     72   Directory::m_Path.m_append_separator_if_needed();
     73   if (m_bInSysroot)
     74     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     75   else
     76     detail::open_dir(*this);
     77   Directory::m_FileStatus = FileStatus();
     78   Directory::m_SymLinkStatus = FileStatus();
     79   Directory::m_Cache.clear();
     80   Directory::m_Handler = 0;
     81   return (*this);
     82 }
     83 
     84 MCLDDirectory::~MCLDDirectory()
     85 {
     86 }
     87 
     88 bool MCLDDirectory::isInSysroot() const
     89 {
     90   return m_bInSysroot;
     91 }
     92 
     93 void MCLDDirectory::setSysroot(const sys::fs::Path& pSysroot)
     94 {
     95   if (m_bInSysroot) {
     96     std::string old_path = Directory::m_Path.native();
     97     Directory::m_Path.native() = pSysroot.native();
     98     Directory::m_Path.m_append_separator_if_needed();
     99     Directory::m_Path.native() += old_path;
    100     detail::canonicalize(Directory::m_Path.native());
    101     detail::open_dir(*this);
    102   }
    103 }
    104 
    105