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