source/link.cpp

   1 #include <msp/path/utils.h>
   2 #include "builder.h"
   3 #include "component.h"
   4 #include "executable.h"
   5 #include "install.h"
   6 #include "link.h"
   7 #include "objectfile.h"
   8 #include "package.h"
   9 #include "sharedlibrary.h"
  10 #include "staticlibrary.h"
  11 #include "systemlibrary.h"
  12
  13 using namespace std;
  14 using namespace Msp;
  15
  16 Link::Link(Builder &b, const Executable &exe):
  17         ExternalAction(b)
  18 {
  19         const Component &comp=exe.get_component();
  20
  21         //XXX Determine whether to use g++ or gcc
  22         argv.push_back(builder.get_tool("LDXX", exe.get_package()->get_arch()));
  23
  24         if(comp.get_type()==Component::LIBRARY || comp.get_type()==Component::MODULE)
  25                 argv.push_back("-shared");
  26         else if(comp.get_package().get_library_mode()==ALL_STATIC)
  27                 argv.push_back("-static");
  28
  29         const BuildInfo &binfo=comp.get_build_info();
  30         for(list<string>::const_iterator i=binfo.ldflags.begin(); i!=binfo.ldflags.end(); ++i)
  31                 argv.push_back(*i);
  32         for(list<string>::const_iterator i=binfo.libpath.begin(); i!=binfo.libpath.end(); ++i)
  33                 argv.push_back("-L"+*i);
  34
  35         argv.push_back("-o");
  36         argv.push_back(exe.get_name());
  37         const TargetList &deps=exe.get_depends();
  38         for(TargetList::const_iterator i=deps.begin(); i!=deps.end(); ++i)
  39         {
  40                 Target *tgt=*i;
  41                 if(dynamic_cast<Install *>(tgt))
  42                         tgt=tgt->get_depends().front();
  43
  44                 if(dynamic_cast<ObjectFile *>(tgt))
  45                         argv.push_back((*i)->get_name());
  46                 else if(SharedLibrary *shlib=dynamic_cast<SharedLibrary *>(tgt))
  47                         argv.push_back("-l"+shlib->get_libname());
  48                 else if(dynamic_cast<StaticLibrary *>(tgt))
  49                         argv.push_back((*i)->get_name());
  50                 else if(SystemLibrary *syslib=dynamic_cast<SystemLibrary *>(tgt))
  51                         argv.push_back("-l"+syslib->get_libname());
  52         }
  53
  54         Path::Path epath=exe.get_name();
  55         if(!builder.get_dry_run())
  56                 Path::mkpath(epath.subpath(0, epath.size()-1), 0755);
  57
  58         announce(comp.get_package().get_name(), "LINK", relative(epath, comp.get_package().get_source()).str());
  59
  60         launch();
  61 }