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