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