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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 MCLDDirectory::MCLDDirectory()
     18   : Directory(), m_Name(), m_bInSysroot(false) {
     19 }
     20 
     21 MCLDDirectory::MCLDDirectory(const char* pName)
     22   : Directory(), m_Name(pName) {
     23   Directory::m_Path.assign(pName);
     24 
     25   if (!Directory::m_Path.empty())
     26     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     27 
     28   Directory::m_Path.m_append_separator_if_needed();
     29   if (m_bInSysroot)
     30     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     31   else
     32     detail::open_dir(*this);
     33 }
     34 
     35 MCLDDirectory::MCLDDirectory(const std::string &pName)
     36   : Directory(), m_Name(pName) {
     37   Directory::m_Path.assign(pName);
     38 
     39   if (!Directory::m_Path.empty())
     40     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     41 
     42   Directory::m_Path.m_append_separator_if_needed();
     43   if (m_bInSysroot)
     44     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     45   else
     46     detail::open_dir(*this);
     47 }
     48 
     49 MCLDDirectory::MCLDDirectory(llvm::StringRef pName)
     50   : Directory(), m_Name(pName.data(), pName.size()) {
     51   Directory::m_Path.assign(pName.str());
     52 
     53   if (!Directory::m_Path.empty())
     54     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     55 
     56   Directory::m_Path.m_append_separator_if_needed();
     57   if (m_bInSysroot)
     58     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     59   else
     60     detail::open_dir(*this);
     61 }
     62 
     63 MCLDDirectory &MCLDDirectory::assign(llvm::StringRef pName)
     64 {
     65   m_Name.assign(pName.data(), pName.size());
     66   Directory::m_Path.assign(pName.str());
     67 
     68   if (!Directory::m_Path.empty())
     69     m_bInSysroot = ('=' == Directory::m_Path.native()[0]);
     70 
     71   Directory::m_Path.m_append_separator_if_needed();
     72   if (m_bInSysroot)
     73     Directory::m_Path.native().erase(Directory::m_Path.native().begin());
     74   else
     75     detail::open_dir(*this);
     76   Directory::m_FileStatus = FileStatus();
     77   Directory::m_SymLinkStatus = FileStatus();
     78   Directory::m_Cache.clear();
     79   Directory::m_Handler = 0;
     80   return (*this);
     81 }
     82 
     83 MCLDDirectory::~MCLDDirectory()
     84 {
     85 }
     86 
     87 bool MCLDDirectory::isInSysroot() const
     88 {
     89   return m_bInSysroot;
     90 }
     91 
     92 void MCLDDirectory::setSysroot(const sys::fs::Path& pSysroot)
     93 {
     94   if (m_bInSysroot) {
     95     std::string old_path = Directory::m_Path.native();
     96     Directory::m_Path.native() = pSysroot.native();
     97     Directory::m_Path.m_append_separator_if_needed();
     98     Directory::m_Path.native() += old_path;
     99     detail::canonicalize(Directory::m_Path.native());
    100     detail::open_dir(*this);
    101   }
    102 }
    103 
    104