source/gnucompiler.cpp

   1 #include <msp/fs/dir.h>
   2 #include <msp/fs/utils.h>
   3 #include <msp/strings/format.h>
   4 #include "builder.h"
   5 #include "component.h"
   6 #include "externaltask.h"
   7 #include "gnucompiler.h"
   8 #include "objectfile.h"
   9 #include "sourcefile.h"
  10 #include "sourcepackage.h"
  11
  12 using namespace std;
  13 using namespace Msp;
  14
  15 GnuCompiler::GnuCompiler(Builder &b, const string &t, const string &n):
  16         Tool(b, t),
  17         name(n)
  18 { }
  19
  20 Target *GnuCompiler::create_target(const list<Target *> &sources, const std::string &) const
  21 {
  22         if(sources.size()!=1)
  23                 throw invalid_argument("GnuCCompiler::create_target");
  24         SourceFile &source = dynamic_cast<SourceFile &>(*sources.front());
  25         ObjectFile *obj = new ObjectFile(builder, *source.get_component(), source);
  26         obj->set_tool(*this);
  27         return obj;
  28 }
  29
  30 Task *GnuCompiler::run(const Target &target) const
  31 {
  32         const ObjectFile &object = dynamic_cast<const ObjectFile &>(target);
  33         const Component &comp = object.get_component();
  34
  35         vector<string> argv;
  36         argv.push_back(name);
  37         argv.push_back("-c");
  38
  39         const BuildInfo &binfo = comp.get_build_info();
  40         for(list<string>::const_iterator i=binfo.warnings.begin(); i!=binfo.warnings.end(); ++i)
  41                 argv.push_back("-W"+*i);
  42         for(list<string>::const_iterator i=binfo.incpath.begin(); i!=binfo.incpath.end(); ++i)
  43                 argv.push_back("-I"+*i);
  44         for(BuildInfo::DefineMap::const_iterator i=binfo.defines.begin(); i!=binfo.defines.end(); ++i)
  45         {
  46                 if(i->second.empty())
  47                         argv.push_back(format("-D%s", i->first));
  48                 else
  49                         argv.push_back(format("-D%s=%s", i->first, i->second));
  50         }
  51         if(binfo.debug)
  52                 argv.push_back("-ggdb");
  53         if(binfo.optimize)
  54         {
  55                 if(binfo.optimize<0)
  56                         argv.push_back("-Os");
  57                 else
  58                         argv.push_back(format("-O%d", binfo.optimize));
  59         }
  60         if(binfo.threads)
  61                 argv.push_back("-pthread");
  62         if(comp.get_type()==Component::LIBRARY)
  63                 argv.push_back("-fPIC");
  64
  65         const Architecture &arch = builder.get_current_arch();
  66         const Architecture &native_arch = builder.get_native_arch();
  67         if(arch.get_bits()!=native_arch.get_bits())
  68                 argv.push_back(format("-m%d", arch.get_bits()));
  69
  70         const string &cpu = arch.get_cpu();
  71         if(!cpu.empty())
  72                 argv.push_back("-march="+cpu);
  73
  74         FS::Path obj_path = object.get_path();
  75         FS::Path src_path = object.get_source().get_path();
  76         FS::Path work_dir = comp.get_package().get_source();
  77
  78         argv.push_back("-o");
  79         argv.push_back(relative(obj_path, work_dir).str());
  80         argv.push_back(relative(src_path, work_dir).str());
  81
  82         if(!builder.get_dry_run())
  83                 FS::mkpath(FS::dirname(obj_path), 0755);
  84
  85         return new ExternalTask(argv, work_dir);
  86 }