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 "objectfile.h"
   7 #include "sharedlibrary.h"
   8 #include "sourcepackage.h"
   9 #include "staticlibrary.h"
  10
  11 using namespace std;
  12 using namespace Msp;
  13
  14 Binary::Binary(Builder &b, const FS::Path &p):
  15         FileTarget(b, 0, p)
  16 { }
  17
  18 Binary::Binary(Builder &b, const Component &c, const std::string &p, const list<ObjectFile *> &objs):
  19         FileTarget(b, &c.get_package(), c.get_package().get_out_dir()/p)
  20 {
  21         component = &c;
  22         for(list<ObjectFile *>::const_iterator i=objs.begin(); i!=objs.end(); ++i)
  23                 add_depend(*i);
  24 }
  25
  26 void Binary::find_depends()
  27 {
  28         if(!component)
  29                 return;
  30
  31         const SourcePackage &spkg = component->get_package();
  32         LibMode libmode = spkg.get_library_mode();
  33         if(dynamic_cast<SharedLibrary *>(this))
  34                 libmode = DYNAMIC;
  35
  36         list<const Component *> queue;
  37         list<Target *> dep_libs;
  38         queue.push_back(component);
  39         while(!queue.empty())
  40         {
  41                 const Component *c = queue.front();
  42                 queue.erase(queue.begin());
  43
  44                 const BuildInfo::PathList &libpath = c->get_build_info().libpath;
  45
  46                 const BuildInfo::WordList &libs = c->get_build_info().libs;
  47                 for(StringList::const_iterator i=libs.begin(); i!=libs.end(); ++i)
  48                 {
  49                         Target *lib = builder.get_vfs().find_library(*i, libpath, libmode);
  50                         if(lib)
  51                         {
  52                                 dep_libs.push_back(lib);
  53
  54                                 lib = lib->get_real_target();
  55                                 if(StaticLibrary *stlib = dynamic_cast<StaticLibrary *>(lib))
  56                                         queue.push_back(stlib->get_component());
  57                         }
  58                         else
  59                                 builder.problem(spkg.get_name(), format("Couldn't find library %s for %s", *i, name));
  60                 }
  61         }
  62
  63         /* Add only the last occurrence of each library to the actual dependencies.
  64         This ensures that static library ordering is correct. */
  65         for(list<Target *>::iterator i=dep_libs.begin(); i!=dep_libs.end(); ++i)
  66         {
  67                 bool last = true;
  68                 for(list<Target *>::iterator j=i; (last && j!=dep_libs.end()); ++j)
  69                         last = (j==i || *j!=*i);
  70                 if(last)
  71                         add_depend(*i);
  72         }
  73 }