plugins/gnu/mingwdlltool.cpp

   1 #include <cstdlib>
   2 #include <msp/builder/builder.h>
   3 #include <msp/builder/component.h>
   4 #include <msp/builder/exportdefinitions.h>
   5 #include <msp/builder/externaltask.h>
   6 #include <msp/builder/importlibrary.h>
   7 #include <msp/builder/installedfile.h>
   8 #include <msp/builder/objectfile.h>
   9 #include <msp/builder/sharedlibrary.h>
  10 #include <msp/builder/sourcepackage.h>
  11 #include <msp/fs/utils.h>
  12 #include <msp/strings/format.h>
  13 #include "mingwdlltool.h"
  14
  15 using namespace std;
  16 using namespace Msp;
  17
  18 MingwDllTool::MingwDllTool(Builder &b, const Architecture &a):
  19         Tool(b, &a, "DLL")
  20 {
  21         set_command("dlltool", true);
  22         set_run(_run);
  23 }
  24
  25 Target *MingwDllTool::create_target(const vector<Target *> &sources, const string &)
  26 {
  27         if(sources.size()!=1)
  28                 throw invalid_argument("MingwDllTool::create_target");
  29         SharedLibrary &shlib = dynamic_cast<SharedLibrary &>(*sources.front());
  30
  31         vector<ObjectFile *> objs;
  32         objs.reserve(shlib.get_dependencies().size());
  33         for(Target *d: shlib.get_dependencies())
  34                 if(ObjectFile *obj = dynamic_cast<ObjectFile *>(d))
  35                         objs.push_back(obj);
  36
  37         ExportDefinitions *exp = new ExportDefinitions(builder, *shlib.get_component(), objs);
  38         exp->set_tool(*this);
  39
  40         ImportLibrary *imp = new ImportLibrary(builder, *shlib.get_component(), shlib);
  41         imp->add_dependency(*exp);
  42         imp->set_tool(*this);
  43
  44         return imp;
  45 }
  46
  47 Task *MingwDllTool::_run(const Target &target)
  48 {
  49         const Tool &tool = *target.get_tool();
  50
  51         const ImportLibrary *imp = dynamic_cast<const ImportLibrary *>(&target);
  52         const ExportDefinitions *exp = 0;
  53         if(imp)
  54                 exp = &dynamic_cast<const ExportDefinitions &>(*imp->get_dependencies().front());
  55         else
  56                 exp = dynamic_cast<const ExportDefinitions *>(&target);
  57         if(!imp && !exp)
  58                 throw invalid_argument("MingwDllTool::run");
  59
  60         vector<string> argv;
  61         argv.push_back(tool.get_executable()->get_path().str());
  62
  63         /* dlltool is stupid and puts temporary files in the working directory by
  64         default */
  65         argv.push_back("--temp-prefix");
  66         char random[8];
  67         for(unsigned i=0; i<8; ++i)
  68                 random[i] = 'a'+(rand()%26);
  69         argv.push_back(string("/tmp/")+string(random, 8));
  70
  71         const Component &comp = *target.get_component();
  72         FS::Path work_dir = comp.get_package().get_source_directory();
  73
  74         if(imp)
  75         {
  76                 const SharedLibrary &shlib = *imp->get_shared_library();
  77
  78                 argv.push_back("-d");
  79                 argv.push_back(relative(exp->get_path(), work_dir).str());
  80
  81                 argv.push_back("-D");
  82                 argv.push_back(FS::basename(shlib.get_path()));
  83
  84                 argv.push_back("-l");
  85                 argv.push_back(relative(imp->get_path(), work_dir).str());
  86         }
  87         else
  88         {
  89                 for(Target *d: exp->get_dependencies())
  90                         if(ObjectFile *obj = dynamic_cast<ObjectFile *>(d))
  91                                 argv.push_back(relative(obj->get_path(), work_dir).str());
  92
  93                 argv.push_back("-z");
  94                 argv.push_back(relative(exp->get_path(), work_dir).str());
  95         }
  96
  97         return new ExternalTask(argv, work_dir);
  98 }