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 "datafile.h"
  10 #include "executable.h"
  11 #include "file.h"
  12 #include "header.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                 if(find(direct_reqs.begin(), direct_reqs.end(), *i)!=direct_reqs.end())
  52                         build_info.update_from((*i)->get_exported_binfo());
  53                 else
  54                 {
  55                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  56                         build_info.cflags.insert(build_info.cflags.end(), ebi.cflags.begin(), ebi.cflags.end());
  57                         build_info.incpath.insert(build_info.incpath.end(), ebi.incpath.begin(), ebi.incpath.end());
  58                         build_info.defines.insert(build_info.defines.end(), ebi.defines.begin(), ebi.defines.end());
  59                 }
  60
  61                 const PackageList &reqs = (*i)->get_requires();
  62                 for(PackageList::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
  63                         if(find(all_reqs.begin(), all_reqs.end(), *j)==all_reqs.end())
  64                                 all_reqs.push_back(*j);
  65         }
  66
  67         build_info.update_from(pkg.get_build_info());
  68
  69         for(StringList::iterator i=build_info.incpath.begin(); i!=build_info.incpath.end(); ++i)
  70                 *i = (pkg.get_source() / *i).str();
  71         for(StringList::iterator i=build_info.libpath.begin(); i!=build_info.libpath.end(); ++i)
  72                 *i = (pkg.get_source() / *i).str();
  73
  74         if(pkg.get_library_mode()!=DYNAMIC)
  75         {
  76                 for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  77                 {
  78                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  79                         build_info.libpath.insert(build_info.libpath.end(), ebi.libpath.begin(), ebi.libpath.end());
  80                 }
  81         }
  82
  83         if(type==PROGRAM)
  84         {
  85                 string strip = pkg.get_config().get_option("strip").value;
  86                 if(lexical_cast<bool>(strip))
  87                         build_info.ldflags.push_back("-s");
  88         }
  89         else if(type==LIBRARY)
  90         {
  91                 build_info.cflags.push_back("-fPIC");
  92         }
  93
  94         build_info.unique();
  95 }
  96
  97 void Component::create_targets() const
  98 {
  99         Builder &builder = pkg.get_builder();
 100         const Toolchain &toolchain = builder.get_toolchain();
 101         Target *world = builder.get_target("world");
 102         Target *def_tgt = builder.get_target("default");
 103
 104         PathList source_filenames = collect_source_files();
 105         list<Target *> inst_list;
 106
 107         string inst_loc;
 108         if(type==TARBALL)
 109         {
 110                 //const Tool &tar = toolchain.get_tool("TAR");
 111
 112                 string tarname = name;
 113                 if(name=="@src")
 114                 {
 115                         tarname = pkg.get_name()+"-"+pkg.get_version();
 116                         source_filenames.push_back(pkg.get_source()/"Build");
 117                 }
 118
 119                 list<Target *> files;
 120                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 121                 {
 122                         FileTarget *file = builder.get_vfs().get_target(*i);
 123                         if(!file)
 124                                 file = new File(builder, *i);
 125                         files.push_back(file);
 126                 }
 127
 128                 if(name=="@src")
 129                 {
 130                         const Builder::TargetMap &targets = builder.get_targets();
 131                         for(Builder::TargetMap::const_iterator i=targets.begin(); i!=targets.end(); ++i)
 132                                 if(i->second->get_package()==&pkg && !i->second->is_buildable())
 133                                         files.push_back(i->second);
 134                 }
 135
 136                 /* XXX The source files don't have a package at the moment, so we can't
 137                 create the tarball target until things get fixed up a bit */
 138                 /*Target *result = tar.create_target(files, tarname);
 139
 140                 Target *tarballs_tgt = builder.get_target("tarballs");
 141                 tarballs_tgt->add_depend(result);*/
 142
 143                 return;
 144         }
 145         else if(type==INSTALL)
 146         {
 147                 inst_loc = name;
 148                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 149                 {
 150                         FileTarget *ft;
 151                         if(Target *tgt = builder.get_vfs().get_target(*i))
 152                                 ft = dynamic_cast<FileTarget *>(tgt);
 153                         else
 154                                 ft = new File(builder, pkg, *i);
 155                         inst_list.push_back(ft);
 156                 }
 157         }
 158         else if(type==DATAFILE)
 159         {
 160                 const Tool &dcomp = toolchain.get_tool("DATA");
 161
 162                 File *source;
 163                 if(Target *tgt = builder.get_vfs().get_target(source_filenames.front()))
 164                         source = dynamic_cast<File *>(tgt);
 165                 else
 166                         source = new File(builder, pkg, source_filenames.front());
 167                 Target *result = dcomp.create_target(*source);
 168
 169                 if(&pkg==builder.get_main_package() && deflt)
 170                         def_tgt->add_depend(result);
 171                 else
 172                         world->add_depend(result);
 173                 if(install)
 174                         inst_list.push_back(result);
 175         }
 176         else
 177         {
 178                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 179                 {
 180                         string ext = FS::extpart(FS::basename(*i));
 181                         if(ext==".h")
 182                         {
 183                                 FileTarget *hdr = builder.get_vfs().get_target(*i);
 184                                 if(!hdr)
 185                                         hdr = new Header(builder, *this, i->str());
 186
 187                                 // Install headers if requested
 188                                 if(type==HEADERS && install)
 189                                         inst_list.push_back(hdr);
 190                         }
 191                 }
 192         }
 193
 194         if(type==PROGRAM || type==LIBRARY || type==MODULE)
 195         {
 196                 list<Target *> objs;
 197                 for(PathList::const_iterator i=source_filenames.begin(); i!=source_filenames.end(); ++i)
 198                 {
 199                         string ext = FS::extpart(FS::basename(*i));
 200                         const Tool *tool = toolchain.get_tool_for_suffix(ext);
 201                         if(tool)
 202                         {
 203                                 Target *src = tool->create_source(*this, *i);
 204                                 Target *obj = tool->create_target(*src);
 205                                 objs.push_back(obj);
 206                         }
 207                 }
 208
 209                 const Tool &linker = toolchain.get_tool("LINK");
 210
 211                 list<Target *> results;
 212                 if(type==LIBRARY)
 213                 {
 214                         const Tool &archiver = toolchain.get_tool("AR");
 215                         results.push_back(linker.create_target(objs, "shared"));
 216                         results.push_back(archiver.create_target(objs));
 217                 }
 218                 else if(type==MODULE)
 219                         results.push_back(linker.create_target(objs, "shared"));
 220                 else
 221                         results.push_back(linker.create_target(objs));
 222
 223                 for(list<Target *>::const_iterator i=results.begin(); i!=results.end(); ++i)
 224                 {
 225                         if(&pkg==builder.get_main_package() && deflt)
 226                                 def_tgt->add_depend(*i);
 227                         else
 228                                 world->add_depend(*i);
 229                         if(install)
 230                                 inst_list.push_back(*i);
 231                 }
 232         }
 233
 234         Target *inst_tgt = builder.get_target("install");
 235         const Tool &copy = toolchain.get_tool("CP");
 236         for(list<Target *>::const_iterator i=inst_list.begin(); i!=inst_list.end(); ++i)
 237         {
 238                 Target *inst = copy.create_target(**i, inst_loc);
 239                 inst_tgt->add_depend(inst);
 240         }
 241 }
 242
 243 PathList Component::collect_source_files() const
 244 {
 245         PathList files;
 246         for(StringList::const_iterator i=sources.begin(); i!=sources.end(); ++i)
 247         {
 248                 FS::Path path(*i);
 249                 if(FS::is_dir(path))
 250                 {
 251                         list<string> sfiles = list_files(path);
 252                         for(list<string>::iterator j=sfiles.begin(); j!=sfiles.end(); ++j)
 253                                 files.push_back(path / *j);
 254                 }
 255                 else
 256                         files.push_back(path);
 257         }
 258
 259         return files;
 260 }
 261
 262
 263 Component::Loader::Loader(Component &c):
 264         comp(c)
 265 {
 266         add("source",          &Loader::source);
 267         add("install",         &Component::install);
 268         add("build_info",      &Loader::build_info);
 269         add("require",         &Loader::require);
 270         add("default",         &Component::deflt);
 271 }
 272
 273 void Component::Loader::finish()
 274 {
 275         if(!inst_hdr.empty())
 276         {
 277                 Component hdrcomp(comp.pkg, HEADERS, inst_hdr);
 278                 hdrcomp.sources = comp.sources;
 279                 hdrcomp.install = true;
 280                 const_cast<ComponentList &>(comp.pkg.get_components()).push_back(hdrcomp);
 281         }
 282 }
 283
 284 void Component::Loader::source(const string &s)
 285 {
 286         comp.sources.push_back(s);
 287 }
 288
 289 void Component::Loader::require(const string &n)
 290 {
 291         Package *req = comp.pkg.get_builder().get_package(n);
 292         if(req)
 293                 comp.requires.push_back(req);
 294 }
 295
 296 void Component::Loader::build_info()
 297 {
 298         load_sub(comp.build_info);
 299 }