Make tools capable of reporting a system-wide path used to locate input files

[builder.git] / source / gnulinker.cpp

diff --git a/source/gnulinker.cpp b/source/gnulinker.cpp
index a8b07f8499bdc8307a8378a93c46147dbb70ad5e..ee4f02dd2fd520bd4e05402b596dbcd718601eae 100644 (file)
--- a/source/gnulinker.cpp
+++ b/source/gnulinker.cpp
@@ -22,6 +22,19 @@ GnuLinker::GnuLinker(Builder &b):
 {
        input_suffixes.push_back(".o");
        input_suffixes.push_back(".a");
+
+       const Architecture &arch = builder.get_current_arch();
+       if(arch.is_native())
+       {
+               system_path.push_back("/lib");
+               system_path.push_back("/usr/lib");
+               if(arch.match_name("pc-32-linux"))
+                       system_path.push_back("/usr/lib/i386-linux-gnu");
+               else if(arch.match_name("pc-64-linux"))
+                       system_path.push_back("/usr/lib/x86_64-linux-gnu");
+       }
+       else
+               system_path.push_back("/usr/"+arch.get_cross_prefix()+"/lib");
 }
 
 Target *GnuLinker::create_target(const list<Target *> &sources, const std::string &arg) const
@@ -50,7 +63,6 @@ Target *GnuLinker::create_target(const list<Target *> &sources, const std::strin
 Task *GnuLinker::run(const Target &target) const
 {
        const Binary &bin = dynamic_cast<const Binary &>(target);
-       const SharedLibrary *shlib = dynamic_cast<const SharedLibrary *>(&bin);
 
        string command = "gcc";
 
@@ -59,16 +71,16 @@ Task *GnuLinker::run(const Target &target) const
                if(ObjectFile *obj = dynamic_cast<ObjectFile *>(*i))
                {
                        const Tool *tool = obj->get_tool();
-                       if(dynamic_cast<const GnuCxxCompiler *>(tool))
+                       if(tool->get_tag()=="CXX")
                                command = "g++";
                }
 
        vector<string> argv;
        argv.push_back(command);
 
-       const Component &comp = bin.get_component();
+       const Component &comp = *bin.get_component();
 
-       if(shlib)
+       if(const SharedLibrary *shlib = dynamic_cast<const SharedLibrary *>(&bin))
        {
                argv.push_back("-shared");
                argv.push_back("-fPIC");
@@ -103,8 +115,8 @@ Task *GnuLinker::run(const Target &target) const
                        argv.push_back(relative(obj->get_path(), work_dir).str());
                else if(StaticLibrary *stlib = dynamic_cast<StaticLibrary *>(tgt))
                        argv.push_back(stlib->get_path().str());
-               else if(Library *lib = dynamic_cast<Library *>(tgt))
-                       argv.push_back("-l"+lib->get_libname());
+               else if(SharedLibrary *shlib = dynamic_cast<SharedLibrary *>(tgt))
+                       argv.push_back("-l"+shlib->get_libname());
        }
 
        if(!builder.get_dry_run())