source/gnucompiler.cpp

   1 #include <msp/fs/dir.h>
   2 #include <msp/fs/utils.h>
   3 #include <msp/strings/format.h>
   4 #include "architecture.h"
   5 #include "builder.h"
   6 #include "component.h"
   7 #include "externaltask.h"
   8 #include "gnucompiler.h"
   9 #include "objectfile.h"
  10 #include "sourcefile.h"
  11 #include "sourcepackage.h"
  12
  13 using namespace std;
  14 using namespace Msp;
  15
  16 GnuCompiler::GnuCompiler(Builder &b, const Architecture &a, const string &t, const string &c):
  17         Tool(b, a, t)
  18 {
  19         string command = c;
  20         if(architecture->is_cross())
  21                 command = format("%s-%s", architecture->get_cross_prefix(), command);
  22         executable = builder.get_vfs().find_binary(command);
  23
  24         if(architecture->is_native())
  25                 system_path.push_back("/usr/include");
  26         else
  27                 system_path.push_back("/usr/"+architecture->get_cross_prefix()+"/include");
  28 }
  29
  30 Target *GnuCompiler::create_target(const list<Target *> &sources, const string &) const
  31 {
  32         if(sources.size()!=1)
  33                 throw invalid_argument("GnuCCompiler::create_target");
  34         SourceFile &source = dynamic_cast<SourceFile &>(*sources.front());
  35         ObjectFile *obj = new ObjectFile(builder, *source.get_component(), source);
  36         obj->set_tool(*this);
  37         return obj;
  38 }
  39
  40 Task *GnuCompiler::run(const Target &target) const
  41 {
  42         const ObjectFile &object = dynamic_cast<const ObjectFile &>(target);
  43         const Component &comp = object.get_component();
  44
  45         ExternalTask::Arguments argv;
  46         argv.push_back(executable->get_path().str());
  47         argv.push_back("-c");
  48
  49         const BuildInfo &binfo = comp.get_build_info();
  50         for(BuildInfo::WordList::const_iterator i=binfo.warnings.begin(); i!=binfo.warnings.end(); ++i)
  51                 argv.push_back("-W"+*i);
  52         for(BuildInfo::PathList::const_iterator i=binfo.incpath.begin(); i!=binfo.incpath.end(); ++i)
  53                 argv.push_back("-I"+i->str());
  54         for(BuildInfo::DefineMap::const_iterator i=binfo.defines.begin(); i!=binfo.defines.end(); ++i)
  55         {
  56                 if(i->second.empty())
  57                         argv.push_back(format("-D%s", i->first));
  58                 else
  59                         argv.push_back(format("-D%s=%s", i->first, i->second));
  60         }
  61         if(binfo.debug)
  62                 argv.push_back("-ggdb");
  63         if(binfo.optimize)
  64         {
  65                 if(binfo.optimize<0)
  66                         argv.push_back("-Os");
  67                 else
  68                         argv.push_back(format("-O%d", binfo.optimize));
  69         }
  70         if(binfo.threads)
  71                 argv.push_back("-pthread");
  72         if(comp.get_type()==Component::LIBRARY)
  73                 argv.push_back("-fPIC");
  74
  75         const Architecture &native_arch = builder.get_native_arch();
  76         if(architecture->get_bits()!=native_arch.get_bits())
  77                 argv.push_back(format("-m%d", architecture->get_bits()));
  78
  79         const string &cpu = architecture->get_cpu();
  80         if(!cpu.empty())
  81                 argv.push_back("-march="+cpu);
  82
  83         FS::Path obj_path = object.get_path();
  84         FS::Path src_path = object.get_source().get_path();
  85         FS::Path work_dir = comp.get_package().get_source();
  86
  87         argv.push_back("-o");
  88         argv.push_back(relative(obj_path, work_dir).str());
  89         argv.push_back(relative(src_path, work_dir).str());
  90
  91         if(!builder.get_dry_run())
  92                 FS::mkpath(FS::dirname(obj_path), 0755);
  93
  94         return new ExternalTask(argv, work_dir);
  95 }