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