3 #include <msp/fs/dir.h>
4 #include <msp/fs/utils.h>
5 #include <msp/strings/format.h>
6 #include <msp/strings/utils.h>
9 #include "executable.h"
10 #include "exportdefinitions.h"
11 #include "externaltask.h"
12 #include "gnucompiler.h"
13 #include "gnulinker.h"
14 #include "importlibrary.h"
15 #include "installedfile.h"
16 #include "objectfile.h"
17 #include "sharedlibrary.h"
18 #include "sourcepackage.h"
19 #include "staticlibrary.h"
24 GnuLinker::GnuLinker(Builder &b, const Architecture &a):
27 input_suffixes.push_back(".o");
28 input_suffixes.push_back(".a");
30 processing_unit = COMPONENT;
32 set_command("gcc", true);
36 Target *GnuLinker::create_target(const vector<Target *> &sources, const string &arg)
39 throw invalid_argument("GnuLinker::create_target");
40 vector<ObjectFile *> objs;
41 objs.reserve(sources.size());
42 for(Target *s: sources)
43 objs.push_back(&dynamic_cast<ObjectFile &>(*s));
45 const Component &comp = *objs.front()->get_component();
49 SharedLibrary *shlib = new SharedLibrary(builder, comp, objs);
50 if(architecture->get_system()=="windows")
52 Tool &dlltool = builder.get_toolchain().get_tool("DLL");
53 dlltool.create_target(*shlib);
58 bin = new Executable(builder, comp, objs);
63 Target *GnuLinker::create_install(Target &target) const
65 if(SharedLibrary *shlib = dynamic_cast<SharedLibrary *>(&target))
67 Tool © = builder.get_toolchain().get_tool("CP");
68 InstalledFile *inst_tgt = dynamic_cast<InstalledFile *>(copy.create_target(target));
69 if(architecture->get_system()=="windows")
70 builder.get_build_graph().add_installed_target(*shlib->get_import_library());
73 string link_name = architecture->create_filename<SharedLibrary>(shlib->get_libname());
74 if(link_name!=FS::basename(inst_tgt->get_path()))
75 inst_tgt->set_symlink(link_name);
83 string GnuLinker::create_build_signature(const BuildInfo &binfo) const
85 string result = Tool::create_build_signature(binfo);
87 if(binfo.libmode<=BuildInfo::STATIC)
93 if(!binfo.libs.empty())
96 result += join(binfo.libs.begin(), binfo.libs.end(), ",l");
101 void GnuLinker::do_prepare(ToolData &tool) const
103 bool path_found = false;
104 const FS::Path &sysroot = tool.build_info.sysroot;
105 const std::string &tool_tag = static_cast<Tool &>(tool).get_tag();
107 const FileTarget *exe = static_cast<Tool &>(tool).get_executable();
110 ExternalTask::Arguments argv;
111 argv.push_back(exe->get_path().str());
112 argv.push_back("-Wl,--verbose");
113 argv.push_back("-nostdlib");
115 argv.push_back("--sysroot="+sysroot.str());
117 builder.get_logger().log("auxcommands", "Running %s", join(argv.begin(), argv.end()));
120 string output = ExternalTask::run_and_capture_output(argv, FS::Path(), true);
121 string::size_type start = 0;
122 while(start<output.size())
124 string::size_type search_dir = output.find("SEARCH_DIR(\"", start);
125 if(search_dir==string::npos)
129 string::size_type end = output.find("\");", search_dir);
130 if(end==string::npos)
134 if(!output.compare(search_dir, 2, "=/"))
143 path /= output.substr(search_dir, end-search_dir);
144 builder.get_logger().log("tools", "Got %s system path: %s", tool_tag, path);
145 tool.system_path.push_back(path);
157 builder.get_logger().log("tools", "No %s system path found, using defaults", tool_tag);
159 tool.system_path.push_back(sysroot/"usr/lib");
160 else if(architecture->is_native())
162 tool.system_path.push_back("/lib");
163 tool.system_path.push_back("/usr/lib");
164 if(architecture->match_name("pc-32-linux"))
166 tool.system_path.push_back("/lib/i386-linux-gnu");
167 tool.system_path.push_back("/usr/lib/i386-linux-gnu");
169 else if(architecture->match_name("pc-64-linux"))
171 tool.system_path.push_back("/lib/x86_64-linux-gnu");
172 tool.system_path.push_back("/usr/lib/x86_64-linux-gnu");
176 tool.system_path.push_back(format("/usr/%s/lib", architecture->get_cross_prefix()));
180 Task *GnuLinker::_run(const Binary &bin)
182 const Tool &tool = *bin.get_tool();
183 const Builder &builder = tool.get_builder();
184 const Architecture &arch = *tool.get_architecture();
186 ExternalTask::Arguments argv;
187 argv.push_back(tool.get_executable()->get_path().str());
189 FS::Path work_dir = bin.get_component()->get_package().get_source_directory();
191 if(const SharedLibrary *shlib = dynamic_cast<const SharedLibrary *>(&bin))
193 argv.push_back("-shared");
194 argv.push_back("-fPIC");
195 if(arch.get_system()!="windows" && !shlib->get_soname().empty())
197 if(arch.get_system()=="darwin")
199 argv.push_back("-install_name");
200 argv.push_back(shlib->get_soname());
202 const string &ver = shlib->get_package()->get_version();
203 const string &if_ver = shlib->get_package()->get_interface_version();
204 if(!ver.empty() && !if_ver.empty())
206 argv.push_back("-current_version");
208 argv.push_back("-compatibility_version");
209 argv.push_back(if_ver);
213 argv.push_back("-Wl,-soname,"+shlib->get_soname());
218 bin.collect_build_info(binfo);
220 const FS::Path &sysroot = binfo.sysroot;
222 argv.push_back("--sysroot="+sysroot.str());
224 FS::Path lib_dir = builder.get_prefix()/"lib";
225 if(binfo.rpath_mode==BuildInfo::ABSOLUTE)
226 argv.push_back("-Wl,-rpath,"+lib_dir.str());
229 if(binfo.rpath_mode==BuildInfo::RELATIVE)
230 argv.push_back("-Wl,-rpath,$ORIGIN/../lib");
231 argv.push_back("-Wl,-rpath-link,"+lib_dir.str());
234 for(const FS::Path &p: binfo.libpath)
235 argv.push_back("-L"+p.str());
237 argv.push_back("-s");
238 if(binfo.threads && arch.get_system()!="windows" && arch.get_system()!="darwin")
239 argv.push_back("-pthread");
241 const Architecture &native_arch = builder.get_native_arch();
242 if(arch.is_native() && arch.get_bits()!=native_arch.get_bits())
243 argv.push_back(format("-m%d", arch.get_bits()));
245 argv.push_back("-o");
246 argv.push_back(relative(bin.get_path(), work_dir).str());
248 for(const string &s: binfo.keep_symbols)
249 argv.push_back("-u"+s);
251 bool static_link_ok = (binfo.libmode<=BuildInfo::STATIC);
253 bool has_cplusplus = false;
254 for(Target *d: bin.get_dependencies())
256 FileTarget *file = dynamic_cast<FileTarget *>(d);
257 Target *tgt = d->get_real_target();
259 if(ObjectFile *obj = dynamic_cast<ObjectFile *>(tgt))
261 argv.push_back(relative(obj->get_path(), work_dir).str());
262 if(obj->get_tool()->get_tag()=="CXX")
263 has_cplusplus = true;
265 else if(StaticLibrary *stlib = dynamic_cast<StaticLibrary *>(tgt))
266 argv.push_back((file?file:stlib)->get_path().str());
267 else if(SharedLibrary *shlib = dynamic_cast<SharedLibrary *>(tgt))
269 argv.push_back("-l"+shlib->get_libname());
270 static_link_ok = false;
272 else if(ImportLibrary *imp = dynamic_cast<ImportLibrary *>(tgt))
274 shlib = imp->get_shared_library();
276 argv.push_back("-l"+shlib->get_libname());
278 argv.push_back((file?file:imp)->get_path().str());
279 static_link_ok = false;
283 for(const string &l: binfo.libs)
284 if(l.size()>10 && !l.compare(l.size()-10, 10, ".framework"))
286 argv.push_back("-framework");
287 argv.push_back(l.substr(0, l.size()-10));
291 argv.push_back("-lstdc++");
294 argv.push_back("-static");
299 auto i = binfo.libmodes.find("stdc++");
300 if(i!=binfo.libmodes.end() && i->second<=BuildInfo::STATIC)
301 argv.push_back("-static-libstdc++");
304 if(arch.get_system()=="windows")
305 argv.push_back("-Wl,--enable-auto-import");
308 return new ExternalTask(argv, work_dir);