source/component.cpp

   1 #include <algorithm>
   2 #include <msp/fs/dir.h>
   3 #include <msp/fs/stat.h>
   4 #include <msp/fs/utils.h>
   5 #include <msp/io/print.h>
   6 #include <msp/strings/lexicalcast.h>
   7 #include "builder.h"
   8 #include "component.h"
   9 #include "csourcefile.h"
  10 #include "datafile.h"
  11 #include "executable.h"
  12 #include "file.h"
  13 #include "objectfile.h"
  14 #include "sharedlibrary.h"
  15 #include "sourcepackage.h"
  16 #include "staticlibrary.h"
  17 #include "tarball.h"
  18 #include "target.h"
  19 #include "tool.h"
  20 #include "toolchain.h"
  21
  22 using namespace std;
  23 using namespace Msp;
  24
  25 Component::Component(SourcePackage &p, Type t, const string &n):
  26         package(p),
  27         type(t),
  28         name(n),
  29         install(false),
  30         deflt(true)
  31 { }
  32
  33 void Component::prepare()
  34 {
  35         for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
  36                 (*i)->prepare();
  37 }
  38
  39 void Component::create_build_info()
  40 {
  41         const PackageList &pkg_reqs = package.get_required_packages();
  42         PackageList direct_reqs = requires;
  43         direct_reqs.insert(direct_reqs.end(), pkg_reqs.begin(), pkg_reqs.end());
  44
  45         PackageList all_reqs = direct_reqs;
  46         for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  47         {
  48                 BuildInfo::UpdateLevel level = BuildInfo::CHAINED;
  49                 if(find(direct_reqs.begin(), direct_reqs.end(), *i)!=direct_reqs.end())
  50                         level = BuildInfo::DEPENDENCY;
  51                 build_info.update_from((*i)->get_exported_build_info(), level);
  52
  53                 const PackageList &reqs = (*i)->get_required_packages();
  54                 for(PackageList::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
  55                         if(find(all_reqs.begin(), all_reqs.end(), *j)==all_reqs.end())
  56                                 all_reqs.push_back(*j);
  57         }
  58
  59         build_info.update_from(package.get_build_info());
  60
  61         for(BuildInfo::PathList::iterator i=build_info.incpath.begin(); i!=build_info.incpath.end(); ++i)
  62                 *i = (package.get_source_directory() / *i).str();
  63         for(BuildInfo::PathList::iterator i=build_info.libpath.begin(); i!=build_info.libpath.end(); ++i)
  64                 *i = (package.get_source_directory() / *i).str();
  65
  66         if(type==LIBRARY || type==MODULE)
  67                 if(build_info.libmode<BuildInfo::DYNAMIC)
  68                         build_info.libmode = BuildInfo::DYNAMIC;
  69
  70         if(build_info.libmode<BuildInfo::DYNAMIC)
  71         {
  72                 for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  73                 {
  74                         const BuildInfo &ebi = (*i)->get_exported_build_info();
  75                         build_info.libpath.insert(build_info.libpath.end(), ebi.libpath.begin(), ebi.libpath.end());
  76                 }
  77         }
  78 }
  79
  80 void Component::create_targets() const
  81 {
  82         Builder &builder = package.get_builder();
  83         const Toolchain &toolchain = builder.get_toolchain();
  84         Target *world = builder.get_target("world");
  85         Target *def_tgt = builder.get_target("default");
  86
  87         PathList source_filenames = collect_source_files();
  88         list<Target *> inst_list;
  89
  90         string inst_loc;
  91         if(type==TARBALL)
  92         {
  93                 //const Tool &tar = toolchain.get_tool("TAR");
  94
  95                 string tarname = name;
  96                 if(name=="@src")
  97                 {
  98                         tarname = package.get_name()+"-"+package.get_version();
  99                         source_filenames.push_back(package.get_source_directory()/"Build");
 100                 }
 101
 102                 list<Target *> files;
 103                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 104                 {
 105                         FileTarget *file = builder.get_vfs().get_target(*i);
 106                         if(!file)
 107                                 file = new File(builder, *i);
 108                         files.push_back(file);
 109                 }
 110
 111                 if(name=="@src")
 112                 {
 113                         const Builder::TargetMap &targets = builder.get_targets();
 114                         for(Builder::TargetMap::const_iterator i=targets.begin(); i!=targets.end(); ++i)
 115                                 if(i->second->get_package()==&package && !i->second->is_buildable())
 116                                         files.push_back(i->second);
 117                 }
 118
 119                 /* XXX The source files don't have a package at the moment, so we can't
 120                 create the tarball target until things get fixed up a bit */
 121                 /*Target *result = tar.create_target(files, tarname);
 122
 123                 Target *tarballs_tgt = builder.get_target("tarballs");
 124                 tarballs_tgt->add_dependency(*result);*/
 125
 126                 return;
 127         }
 128         else if(type==INSTALL)
 129         {
 130                 inst_loc = name;
 131                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 132                 {
 133                         FileTarget *ft;
 134                         if(Target *tgt = builder.get_vfs().get_target(*i))
 135                                 ft = dynamic_cast<FileTarget *>(tgt);
 136                         else
 137                                 ft = new File(builder, package, *i);
 138                         inst_list.push_back(ft);
 139                 }
 140         }
 141         else if(type==DATAFILE)
 142         {
 143                 const Tool &dcomp = toolchain.get_tool("DATA");
 144
 145                 File *source;
 146                 if(Target *tgt = builder.get_vfs().get_target(source_filenames.front()))
 147                         source = dynamic_cast<File *>(tgt);
 148                 else
 149                         source = new File(builder, package, source_filenames.front());
 150                 Target *result = dcomp.create_target(*source);
 151
 152                 if(&package==builder.get_main_package() && deflt)
 153                         def_tgt->add_dependency(*result);
 154                 else
 155                         world->add_dependency(*result);
 156                 if(install)
 157                         inst_list.push_back(result);
 158         }
 159
 160         if(type==PROGRAM || type==LIBRARY || type==MODULE)
 161         {
 162                 list<Target *> objs;
 163                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 164                 {
 165                         string ext = FS::extpart(FS::basename(*i));
 166                         const Tool *tool = toolchain.get_tool_for_suffix(ext, true);
 167                         if(tool)
 168                         {
 169                                 Target *src = tool->create_source(*this, *i);
 170                                 if(tool->accepts_suffix(ext))
 171                                 {
 172                                         Target *obj = tool->create_target(*src);
 173                                         objs.push_back(obj);
 174                                 }
 175
 176                                 if(type==LIBRARY && install && !dynamic_cast<FileTarget *>(src)->get_install_location().empty())
 177                                         inst_list.push_back(src);
 178                         }
 179                 }
 180
 181                 const Tool &linker = toolchain.get_tool("LINK");
 182
 183                 list<Target *> results;
 184                 if(type==LIBRARY)
 185                 {
 186                         const Tool &archiver = toolchain.get_tool("AR");
 187                         results.push_back(linker.create_target(objs, "shared"));
 188                         results.push_back(archiver.create_target(objs));
 189                 }
 190                 else if(type==MODULE)
 191                         results.push_back(linker.create_target(objs, "shared"));
 192                 else
 193                         results.push_back(linker.create_target(objs));
 194
 195                 for(list<Target *>::const_iterator i=results.begin(); i!=results.end(); ++i)
 196                 {
 197                         if(&package==builder.get_main_package() && deflt)
 198                                 def_tgt->add_dependency(**i);
 199                         else
 200                                 world->add_dependency(**i);
 201                         if(install)
 202                                 inst_list.push_back(*i);
 203                 }
 204         }
 205
 206         Target *inst_tgt = builder.get_target("install");
 207         const Tool &copy = toolchain.get_tool("CP");
 208         for(list<Target *>::const_iterator i=inst_list.begin(); i!=inst_list.end(); ++i)
 209         {
 210                 Target *inst = copy.create_target(**i, inst_loc);
 211                 inst_tgt->add_dependency(*inst);
 212         }
 213 }
 214
 215 PathList Component::collect_source_files() const
 216 {
 217         PathList files;
 218         for(StringList::const_iterator i=sources.begin(); i!=sources.end(); ++i)
 219         {
 220                 FS::Path path(*i);
 221                 if(FS::is_dir(path))
 222                 {
 223                         package.get_builder().get_logger().log("files", format("Traversing %s", path));
 224                         list<string> sfiles = list_files(path);
 225                         for(list<string>::iterator j=sfiles.begin(); j!=sfiles.end(); ++j)
 226                                 files.push_back(path / *j);
 227                 }
 228                 else
 229                         files.push_back(path);
 230         }
 231
 232         return files;
 233 }
 234
 235
 236 Component::Loader::Loader(Component &c):
 237         DataFile::ObjectLoader<Component>(c)
 238 {
 239         add("source",          &Loader::source);
 240         add("install",         &Component::install);
 241         add("install_map",     &Loader::install_map);
 242         add("build_info",      &Loader::build_info);
 243         add("require",         &Loader::require);
 244         add("default",         &Component::deflt);
 245 }
 246
 247 void Component::Loader::source(const string &s)
 248 {
 249         obj.sources.push_back((obj.package.get_source_directory()/s).str());
 250 }
 251
 252 void Component::Loader::require(const string &n)
 253 {
 254         Package *req = obj.package.get_builder().get_package_manager().find_package(n);
 255         if(req)
 256                 obj.requires.push_back(req);
 257 }
 258
 259 void Component::Loader::build_info()
 260 {
 261         load_sub(obj.build_info);
 262 }
 263
 264 void Component::Loader::install_map()
 265 {
 266         load_sub(obj.install_map, obj.package.get_source_directory());
 267 }