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         pkg(p),
  27         type(t),
  28         name(n),
  29         install(false),
  30         deflt(true)
  31 { }
  32
  33 void Component::configure(const StringMap &opts, unsigned flag)
  34 {
  35         for(StringList::iterator i=sources.begin(); i!=sources.end(); ++i)
  36                 *i = (pkg.get_source()/pkg.expand_string(*i)).str();
  37
  38         for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
  39                 (*i)->configure(opts, flag&2);
  40 }
  41
  42 void Component::create_build_info()
  43 {
  44         const PackageList &pkg_reqs = pkg.get_requires();
  45         PackageList direct_reqs = requires;
  46         direct_reqs.insert(direct_reqs.end(), pkg_reqs.begin(), pkg_reqs.end());
  47
  48         PackageList all_reqs = direct_reqs;
  49         for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  50         {
  51                 BuildInfo::UpdateLevel level = BuildInfo::CHAINED;
  52                 if(find(direct_reqs.begin(), direct_reqs.end(), *i)!=direct_reqs.end())
  53                         level = BuildInfo::DEPENDENCY;
  54                 build_info.update_from((*i)->get_exported_binfo(), level);
  55
  56                 const PackageList &reqs = (*i)->get_requires();
  57                 for(PackageList::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
  58                         if(find(all_reqs.begin(), all_reqs.end(), *j)==all_reqs.end())
  59                                 all_reqs.push_back(*j);
  60         }
  61
  62         build_info.update_from(pkg.get_build_info());
  63
  64         for(StringList::iterator i=build_info.incpath.begin(); i!=build_info.incpath.end(); ++i)
  65                 *i = (pkg.get_source() / *i).str();
  66         for(StringList::iterator i=build_info.libpath.begin(); i!=build_info.libpath.end(); ++i)
  67                 *i = (pkg.get_source() / *i).str();
  68
  69         if(pkg.get_library_mode()!=DYNAMIC)
  70         {
  71                 for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  72                 {
  73                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  74                         build_info.libpath.insert(build_info.libpath.end(), ebi.libpath.begin(), ebi.libpath.end());
  75                 }
  76         }
  77
  78         if(type==PROGRAM)
  79                 build_info.strip = lexical_cast<bool>(pkg.get_config().get_option("strip").value);
  80
  81         build_info.unique();
  82 }
  83
  84 void Component::create_targets() const
  85 {
  86         Builder &builder = pkg.get_builder();
  87         const Toolchain &toolchain = builder.get_toolchain();
  88         Target *world = builder.get_target("world");
  89         Target *def_tgt = builder.get_target("default");
  90
  91         PathList source_filenames = collect_source_files();
  92         list<Target *> inst_list;
  93
  94         string inst_loc;
  95         if(type==TARBALL)
  96         {
  97                 //const Tool &tar = toolchain.get_tool("TAR");
  98
  99                 string tarname = name;
 100                 if(name=="@src")
 101                 {
 102                         tarname = pkg.get_name()+"-"+pkg.get_version();
 103                         source_filenames.push_back(pkg.get_source()/"Build");
 104                 }
 105
 106                 list<Target *> files;
 107                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 108                 {
 109                         FileTarget *file = builder.get_vfs().get_target(*i);
 110                         if(!file)
 111                                 file = new File(builder, *i);
 112                         files.push_back(file);
 113                 }
 114
 115                 if(name=="@src")
 116                 {
 117                         const Builder::TargetMap &targets = builder.get_targets();
 118                         for(Builder::TargetMap::const_iterator i=targets.begin(); i!=targets.end(); ++i)
 119                                 if(i->second->get_package()==&pkg && !i->second->is_buildable())
 120                                         files.push_back(i->second);
 121                 }
 122
 123                 /* XXX The source files don't have a package at the moment, so we can't
 124                 create the tarball target until things get fixed up a bit */
 125                 /*Target *result = tar.create_target(files, tarname);
 126
 127                 Target *tarballs_tgt = builder.get_target("tarballs");
 128                 tarballs_tgt->add_depend(result);*/
 129
 130                 return;
 131         }
 132         else if(type==INSTALL)
 133         {
 134                 inst_loc = name;
 135                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 136                 {
 137                         FileTarget *ft;
 138                         if(Target *tgt = builder.get_vfs().get_target(*i))
 139                                 ft = dynamic_cast<FileTarget *>(tgt);
 140                         else
 141                                 ft = new File(builder, pkg, *i);
 142                         inst_list.push_back(ft);
 143                 }
 144         }
 145         else if(type==DATAFILE)
 146         {
 147                 const Tool &dcomp = toolchain.get_tool("DATA");
 148
 149                 File *source;
 150                 if(Target *tgt = builder.get_vfs().get_target(source_filenames.front()))
 151                         source = dynamic_cast<File *>(tgt);
 152                 else
 153                         source = new File(builder, pkg, source_filenames.front());
 154                 Target *result = dcomp.create_target(*source);
 155
 156                 if(&pkg==builder.get_main_package() && deflt)
 157                         def_tgt->add_depend(result);
 158                 else
 159                         world->add_depend(result);
 160                 if(install)
 161                         inst_list.push_back(result);
 162         }
 163         else
 164         {
 165                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 166                 {
 167                         string ext = FS::extpart(FS::basename(*i));
 168                         if(ext==".h")
 169                         {
 170                                 FileTarget *hdr = builder.get_vfs().get_target(*i);
 171                                 if(!hdr)
 172                                         hdr = new CSourceFile(builder, *this, *i);
 173
 174                                 // Install headers if requested
 175                                 if(type==HEADERS && install)
 176                                         inst_list.push_back(hdr);
 177                         }
 178                 }
 179         }
 180
 181         if(type==PROGRAM || type==LIBRARY || type==MODULE)
 182         {
 183                 list<Target *> objs;
 184                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 185                 {
 186                         string ext = FS::extpart(FS::basename(*i));
 187                         const Tool *tool = toolchain.get_tool_for_suffix(ext);
 188                         if(tool)
 189                         {
 190                                 Target *src = tool->create_source(*this, *i);
 191                                 Target *obj = tool->create_target(*src);
 192                                 objs.push_back(obj);
 193                         }
 194                 }
 195
 196                 const Tool &linker = toolchain.get_tool("LINK");
 197
 198                 list<Target *> results;
 199                 if(type==LIBRARY)
 200                 {
 201                         const Tool &archiver = toolchain.get_tool("AR");
 202                         results.push_back(linker.create_target(objs, "shared"));
 203                         results.push_back(archiver.create_target(objs));
 204                 }
 205                 else if(type==MODULE)
 206                         results.push_back(linker.create_target(objs, "shared"));
 207                 else
 208                         results.push_back(linker.create_target(objs));
 209
 210                 for(list<Target *>::const_iterator i=results.begin(); i!=results.end(); ++i)
 211                 {
 212                         if(&pkg==builder.get_main_package() && deflt)
 213                                 def_tgt->add_depend(*i);
 214                         else
 215                                 world->add_depend(*i);
 216                         if(install)
 217                                 inst_list.push_back(*i);
 218                 }
 219         }
 220
 221         Target *inst_tgt = builder.get_target("install");
 222         const Tool &copy = toolchain.get_tool("CP");
 223         for(list<Target *>::const_iterator i=inst_list.begin(); i!=inst_list.end(); ++i)
 224         {
 225                 Target *inst = copy.create_target(**i, inst_loc);
 226                 inst_tgt->add_depend(inst);
 227         }
 228 }
 229
 230 PathList Component::collect_source_files() const
 231 {
 232         PathList files;
 233         for(StringList::const_iterator i=sources.begin(); i!=sources.end(); ++i)
 234         {
 235                 FS::Path path(*i);
 236                 if(FS::is_dir(path))
 237                 {
 238                         list<string> sfiles = list_files(path);
 239                         for(list<string>::iterator j=sfiles.begin(); j!=sfiles.end(); ++j)
 240                                 files.push_back(path / *j);
 241                 }
 242                 else
 243                         files.push_back(path);
 244         }
 245
 246         return files;
 247 }
 248
 249
 250 Component::Loader::Loader(Component &c):
 251         comp(c)
 252 {
 253         add("source",          &Loader::source);
 254         add("install",         &Component::install);
 255         add("build_info",      &Loader::build_info);
 256         add("require",         &Loader::require);
 257         add("default",         &Component::deflt);
 258 }
 259
 260 void Component::Loader::finish()
 261 {
 262         if(!inst_hdr.empty())
 263         {
 264                 Component hdrcomp(comp.pkg, HEADERS, inst_hdr);
 265                 hdrcomp.sources = comp.sources;
 266                 hdrcomp.install = true;
 267                 const_cast<ComponentList &>(comp.pkg.get_components()).push_back(hdrcomp);
 268         }
 269 }
 270
 271 void Component::Loader::source(const string &s)
 272 {
 273         comp.sources.push_back(s);
 274 }
 275
 276 void Component::Loader::require(const string &n)
 277 {
 278         Package *req = comp.pkg.get_builder().get_package(n);
 279         if(req)
 280                 comp.requires.push_back(req);
 281 }
 282
 283 void Component::Loader::build_info()
 284 {
 285         load_sub(comp.build_info);
 286 }