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