source/gnucxxcompiler.cpp

   1 #include <msp/fs/stat.h>
   2 #include <msp/fs/utils.h>
   3 #include <msp/io/print.h>
   4 #include <msp/strings/regex.h>
   5 #include <msp/strings/utils.h>
   6 #include "builder.h"
   7 #include "csourcefile.h"
   8 #include "externaltask.h"
   9 #include "gnucxxcompiler.h"
  10
  11 using namespace std;
  12 using namespace Msp;
  13
  14 GnuCxxCompiler::GnuCxxCompiler(Builder &b, const Architecture &a):
  15         GnuCompiler(b, a, "CXX", "g++")
  16 {
  17         input_suffixes.push_back(".cpp");
  18         input_suffixes.push_back(".cc");
  19         aux_suffixes.push_back(".hpp");
  20
  21         ExternalTask::Arguments argv;
  22         argv.push_back(executable->get_path().str());
  23         argv.push_back("--version");
  24         builder.get_logger().log("auxcommands", format("Running %s", join(argv.begin(), argv.end())));
  25         ExternalTask task(argv);
  26         task.set_stdout(ExternalTask::CAPTURE);
  27         task.set_stderr(ExternalTask::IGNORE);
  28         task.start();
  29         Task::Status status;
  30         while((status=task.check())==Task::RUNNING) ;
  31         if(status==Task::SUCCESS)
  32                 if(RegMatch m = Regex("[0-9]\\.[0-9.]+").match(task.get_output()))
  33                 {
  34                         string cxx_ver = m[0].str;
  35                         while(!cxx_ver.empty())
  36                         {
  37                                 FS::Path cxx_path = FS::Path("/usr/include/c++")/cxx_ver;
  38                                 if(FS::is_dir(cxx_path))
  39                                 {
  40                                         builder.get_logger().log("tools", format("%s version is %s", FS::basename(executable->get_path()), cxx_ver));
  41                                         system_path.push_back(cxx_path);
  42                                         break;
  43                                 }
  44
  45                                 string::size_type dot = cxx_ver.rfind('.');
  46                                 if(dot==string::npos)
  47                                         break;
  48                                 cxx_ver.erase(dot);
  49                         }
  50                 }
  51 }
  52
  53 Target *GnuCxxCompiler::create_source(const Component &comp, const FS::Path &path) const
  54 {
  55         return new CSourceFile(builder, comp, path);
  56 }
  57
  58 Target *GnuCxxCompiler::create_source(const FS::Path &path) const
  59 {
  60         return new CSourceFile(builder, path);
  61 }