source/binary.cpp

   1 #include <msp/fs/utils.h>
   2 #include <msp/strings/format.h>
   3 #include "binary.h"
   4 #include "builder.h"
   5 #include "component.h"
   6 #include "link.h"
   7 #include "objectfile.h"
   8 #include "sharedlibrary.h"
   9 #include "sourcepackage.h"
  10 #include "staticlibrary.h"
  11
  12 using namespace std;
  13 using namespace Msp;
  14
  15 Binary::Binary(Builder &b, const Component &c, const list<ObjectFile *> &objs):
  16         FileTarget(b, &c.get_package(), generate_target_path(c)),
  17         comp(c)
  18 {
  19         buildable = true;
  20         for(list<ObjectFile *>::const_iterator i=objs.begin(); i!=objs.end(); ++i)
  21                 add_depend(*i);
  22
  23         if(c.get_type()==Component::LIBRARY)
  24                 install_location = "lib";
  25         else if(c.get_type()==Component::MODULE)
  26                 install_location = "lib/"+package->get_name();
  27         else if(c.get_type()==Component::PROGRAM)
  28                 install_location = "bin";
  29 }
  30
  31 void Binary::find_depends()
  32 {
  33         LibMode libmode = comp.get_package().get_library_mode();
  34         if(dynamic_cast<SharedLibrary *>(this))
  35                 libmode = DYNAMIC;
  36
  37         list<const Component *> queue;
  38         list<Target *> dep_libs;
  39         queue.push_back(&comp);
  40         while(!queue.empty())
  41         {
  42                 const Component *c = queue.front();
  43                 queue.erase(queue.begin());
  44
  45                 const StringList &libpath = c->get_build_info().libpath;
  46
  47                 const list<string> &libs = c->get_build_info().libs;
  48                 for(StringList::const_iterator i=libs.begin(); i!=libs.end(); ++i)
  49                 {
  50                         Target *lib = builder.get_vfs().find_library(*i, libpath, libmode);
  51                         if(lib)
  52                         {
  53                                 dep_libs.push_back(lib);
  54
  55                                 lib = lib->get_real_target();
  56                                 if(StaticLibrary *stlib = dynamic_cast<StaticLibrary *>(lib))
  57                                         queue.push_back(&stlib->get_component());
  58                         }
  59                         else
  60                                 builder.problem(comp.get_package().get_name(), format("Couldn't find library %s for %s", *i, name));
  61                 }
  62         }
  63
  64         /* Add only the last occurrence of each library to the actual dependencies.
  65         This ensures that static library ordering is correct. */
  66         for(list<Target *>::iterator i=dep_libs.begin(); i!=dep_libs.end(); ++i)
  67         {
  68                 bool last = true;
  69                 for(list<Target *>::iterator j=i; (last && j!=dep_libs.end()); ++j)
  70                         last = (j==i || *j!=*i);
  71                 if(last)
  72                         add_depend(*i);
  73         }
  74
  75         deps_ready = true;
  76 }
  77
  78 FS::Path Binary::generate_target_path(const Component &c)
  79 {
  80         const SourcePackage &pkg = c.get_package();
  81         string prefix, suffix;
  82         const string &sys = pkg.get_builder().get_current_arch().get_system();
  83
  84         if(c.get_type()==Component::LIBRARY)
  85         {
  86                 prefix = "lib";
  87                 if(sys=="windows")
  88                         suffix = ".dll";
  89                 else
  90                         suffix = ".so";
  91         }
  92         else if(c.get_type()==Component::MODULE)
  93                 suffix = ".m";
  94         else if(c.get_type()==Component::PROGRAM)
  95         {
  96                 if(sys=="windows")
  97                         suffix = ".exe";
  98         }
  99
 100         return pkg.get_out_dir()/(prefix+c.get_name()+suffix);
 101 }