source/installmap.cpp

   1 #include <msp/fs/utils.h>
   2 #include "filetarget.h"
   3 #include "installmap.h"
   4
   5 using namespace std;
   6 using namespace Msp;
   7
   8 void InstallMap::add_mapping(const FS::Path &src, const FS::Path &inst)
   9 {
  10         Entry e;
  11         e.source = src;
  12         e.install = inst;
  13         entries.push_back(e);
  14 }
  15
  16 FS::Path InstallMap::get_install_location(const FileTarget &target) const
  17 {
  18         const FS::Path &source = target.get_path();
  19         FS::Path install = target.get_install_location();
  20         for(list<Entry>::const_iterator i=entries.begin(); i!=entries.end(); ++i)
  21         {
  22                 int source_depth = FS::descendant_depth(source, i->source);
  23                 if(source_depth>=0)
  24                 {
  25                         FS::Path install_base = FS::common_ancestor(install, i->install);
  26                         if(install_base.size()>1)
  27                         {
  28                                 install = i->install/FS::dirname(source).subpath(i->source.size());
  29                                 break;
  30                         }
  31                 }
  32         }
  33
  34         return install;
  35 }
  36
  37
  38 InstallMap::Loader::Loader(InstallMap &m, const FS::Path &s):
  39         DataFile::ObjectLoader<InstallMap>(m),
  40         source_base(s)
  41 {
  42         add("map", &Loader::map);
  43 }
  44
  45 void InstallMap::Loader::map(const string &src, const string &inst)
  46 {
  47         obj.add_mapping(source_base/src, inst);
  48 }