source/binary.cpp

   1 #include <msp/fs/utils.h>
   2 #include <msp/strings/format.h>
   3 #include <msp/strings/utils.h>
   4 #include "binary.h"
   5 #include "builder.h"
   6 #include "component.h"
   7 #include "objectfile.h"
   8 #include "sharedlibrary.h"
   9 #include "sourcepackage.h"
  10 #include "staticlibrary.h"
  11 #include "tool.h"
  12
  13 using namespace std;
  14 using namespace Msp;
  15
  16 Binary::Binary(Builder &b, const FS::Path &p):
  17         FileTarget(b, p)
  18 { }
  19
  20 Binary::Binary(Builder &b, const Component &c, const string &p, const list<ObjectFile *> &objs):
  21         FileTarget(b, c.get_package(), c.get_package().get_output_directory()/p),
  22         objects(objs)
  23 {
  24         component = &c;
  25         for(list<ObjectFile *>::const_iterator i=objects.begin(); i!=objects.end(); ++i)
  26                 add_dependency(**i);
  27 }
  28
  29 void Binary::find_dependencies()
  30 {
  31         if(!component)
  32                 return;
  33
  34         list<const Component *> queue;
  35         list<Target *> dep_libs;
  36         set<string> missing_libs;
  37         queue.push_back(component);
  38         while(!queue.empty())
  39         {
  40                 const Component *c = queue.front();
  41                 queue.erase(queue.begin());
  42
  43                 const BuildInfo &binfo = c->get_build_info();
  44                 for(BuildInfo::WordList::const_iterator i=binfo.libs.begin(); i!=binfo.libs.end(); ++i)
  45                 {
  46                         BuildInfo::LibraryMode libmode = component->get_build_info().get_libmode_for(*i);
  47                         Target *lib = builder.get_vfs().find_library(*i, binfo.libpath, libmode);
  48                         if(lib)
  49                         {
  50                                 Target *real = lib->get_real_target();
  51                                 if(StaticLibrary *stlib = dynamic_cast<StaticLibrary *>(real))
  52                                 {
  53                                         dep_libs.push_back(stlib);
  54                                         if(stlib->get_component())
  55                                                 queue.push_back(stlib->get_component());
  56                                 }
  57                                 else
  58                                         dep_libs.push_back(lib);
  59                         }
  60                         else if(missing_libs.insert(*i).second)
  61                                 problems.push_back(format("Required library %s not found", *i));
  62                 }
  63         }
  64
  65         /* Add only the last occurrence of each library to the actual dependencies.
  66         This ensures that static library ordering is correct. */
  67         for(list<Target *>::iterator i=dep_libs.begin(); i!=dep_libs.end(); ++i)
  68         {
  69                 bool last = true;
  70                 for(list<Target *>::iterator j=i; (last && j!=dep_libs.end()); ++j)
  71                         last = (j==i || *j!=*i);
  72                 if(last)
  73                         add_dependency(**i);
  74         }
  75 }
  76
  77 string Binary::create_build_signature() const
  78 {
  79         set<const Tool *> object_tools;
  80         for(list<ObjectFile *>::const_iterator i=objects.begin(); i!=objects.end(); ++i)
  81                 object_tools.insert((*i)->get_tool());
  82
  83         list<string> sigs;
  84         for(set<const Tool *>::const_iterator i=object_tools.begin(); i!=object_tools.end(); ++i)
  85                 sigs.push_back((*i)->create_build_signature(component->get_build_info()));
  86         sigs.sort();
  87         sigs.push_front(tool->create_build_signature(component->get_build_info()));
  88         if(const Architecture *arch = tool->get_architecture())
  89                 sigs.push_front(arch->get_name());
  90
  91         return join(sigs.begin(), sigs.end(), ";");
  92 }