source/component.cpp

   1 /* $Id$
   2
   3 This file is part of builder
   4 Copyright © 2006-2010  Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include <algorithm>
   9 #include <msp/core/except.h>
  10 #include <msp/fs/dir.h>
  11 #include <msp/fs/stat.h>
  12 #include <msp/fs/utils.h>
  13 #include <msp/io/print.h>
  14 #include <msp/strings/lexicalcast.h>
  15 #include "builder.h"
  16 #include "component.h"
  17 #include "datafile.h"
  18 #include "executable.h"
  19 #include "file.h"
  20 #include "header.h"
  21 #include "install.h"
  22 #include "objectfile.h"
  23 #include "sharedlibrary.h"
  24 #include "sourcepackage.h"
  25 #include "staticlibrary.h"
  26 #include "symlink.h"
  27 #include "tarball.h"
  28 #include "target.h"
  29
  30 using namespace std;
  31 using namespace Msp;
  32
  33 Component::Component(SourcePackage &p, Type t, const string &n):
  34         pkg(p),
  35         type(t),
  36         name(n),
  37         install(false),
  38         deflt(true)
  39 { }
  40
  41 void Component::configure(const StringMap &opts, unsigned flag)
  42 {
  43         for(StringList::iterator i=sources.begin(); i!=sources.end(); ++i)
  44                 *i = (pkg.get_source()/pkg.expand_string(*i)).str();
  45
  46         for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
  47                 (*i)->configure(opts, flag&2);
  48 }
  49
  50 void Component::create_build_info()
  51 {
  52         const PackageList &pkg_reqs = pkg.get_requires();
  53         PackageList direct_reqs = requires;
  54         direct_reqs.insert(direct_reqs.end(), pkg_reqs.begin(), pkg_reqs.end());
  55
  56         PackageList all_reqs = direct_reqs;
  57         for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  58         {
  59                 if(find(direct_reqs.begin(), direct_reqs.end(), *i)!=direct_reqs.end())
  60                         build_info.add((*i)->get_exported_binfo());
  61                 else
  62                 {
  63                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  64                         build_info.cflags.insert(build_info.cflags.end(), ebi.cflags.begin(), ebi.cflags.end());
  65                         build_info.incpath.insert(build_info.incpath.end(), ebi.incpath.begin(), ebi.incpath.end());
  66                         build_info.defines.insert(build_info.defines.end(), ebi.defines.begin(), ebi.defines.end());
  67                 }
  68
  69                 const PackageList &reqs = (*i)->get_requires();
  70                 for(PackageList::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
  71                         if(find(all_reqs.begin(), all_reqs.end(), *j)==all_reqs.end())
  72                                 all_reqs.push_back(*j);
  73         }
  74
  75         build_info.add(pkg.get_build_info());
  76
  77         for(StringList::iterator i=build_info.incpath.begin(); i!=build_info.incpath.end(); ++i)
  78                 *i = (pkg.get_source() / *i).str();
  79         for(StringList::iterator i=build_info.libpath.begin(); i!=build_info.libpath.end(); ++i)
  80                 *i = (pkg.get_source() / *i).str();
  81
  82         if(pkg.get_library_mode()!=DYNAMIC)
  83         {
  84                 for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  85                 {
  86                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  87                         build_info.libpath.insert(build_info.libpath.end(), ebi.libpath.begin(), ebi.libpath.end());
  88                 }
  89         }
  90
  91         if(type==PROGRAM)
  92         {
  93                 string strip = pkg.get_config().get_option("strip").value;
  94                 if(lexical_cast<bool>(strip))
  95                         build_info.ldflags.push_back("-s");
  96         }
  97         else if(type==LIBRARY)
  98         {
  99                 build_info.cflags.push_back("-fPIC");
 100         }
 101
 102         build_info.unique();
 103 }
 104
 105 void Component::create_targets() const
 106 {
 107         Builder &builder = pkg.get_builder();
 108         Target *world = builder.get_target("world");
 109         Target *def_tgt = builder.get_target("default");
 110
 111         PathList files = collect_source_files();
 112         list<FileTarget *> inst_list;
 113
 114         string inst_loc;
 115         if(type==TARBALL)
 116         {
 117                 string tarname = name;
 118                 if(name=="@src")
 119                         tarname = pkg.get_name()+"-"+pkg.get_version();
 120                 TarBall *result = new TarBall(builder, pkg, tarname);
 121
 122                 if(name=="@src")
 123                 {
 124                         const TargetMap &targets = builder.get_targets();
 125                         for(TargetMap::const_iterator i=targets.begin(); i!=targets.end(); ++i)
 126                                 if(i->second->get_package()==&pkg && !i->second->is_buildable())
 127                                         result->add_depend(i->second);
 128                         files.push_back(pkg.get_source()/"Build");
 129                 }
 130
 131                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 132                 {
 133                         FileTarget *ft;
 134                         if(Target *tgt = builder.get_target(i->str()))
 135                                 ft = dynamic_cast<FileTarget *>(tgt);
 136                         else
 137                                 ft = new File(builder, *i);
 138                         result->add_depend(ft);
 139                 }
 140
 141                 Target *tarbls_tgt = builder.get_target("tarballs");
 142                 tarbls_tgt->add_depend(result);
 143
 144                 return;
 145         }
 146         else if(type==INSTALL)
 147         {
 148                 inst_loc = name;
 149                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 150                 {
 151                         FileTarget *ft;
 152                         if(Target *tgt = builder.get_target(i->str()))
 153                                 ft = dynamic_cast<FileTarget *>(tgt);
 154                         else
 155                                 ft = new File(builder, pkg, *i);
 156                         inst_list.push_back(ft);
 157                 }
 158         }
 159         else if(type==DATAFILE)
 160         {
 161                 File *source;
 162                 if(Target *tgt = builder.get_target(files.front().str()))
 163                         source = dynamic_cast<File *>(tgt);
 164                 else
 165                         source = new File(builder, pkg, files.front());
 166                 ::DataFile *result = new ::DataFile(builder, *this, *source);
 167
 168                 if(&pkg==builder.get_main_package() && deflt)
 169                         def_tgt->add_depend(result);
 170                 else
 171                         world->add_depend(result);
 172                 if(install)
 173                         inst_list.push_back(result);
 174         }
 175         else
 176         {
 177                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 178                 {
 179                         string ext = FS::extpart(FS::basename(*i));
 180                         if(ext==".h")
 181                         {
 182                                 FileTarget *hdr = dynamic_cast<FileTarget *>(builder.get_target(i->str()));
 183                                 if(!hdr)
 184                                         hdr = new Header(builder, *this, i->str());
 185
 186                                 // Install headers if requested
 187                                 if(type==HEADERS && install)
 188                                         inst_list.push_back(hdr);
 189                         }
 190                 }
 191         }
 192
 193         if(type==PROGRAM || type==LIBRARY || type==MODULE)
 194         {
 195                 list<ObjectFile *> objs;
 196                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 197                 {
 198                         string ext = FS::extpart(FS::basename(*i));
 199                         if((ext==".cpp" || ext==".cc" || ext==".c"))
 200                         {
 201                                 SourceFile *src = new SourceFile(builder, *this, i->str());
 202                                 ObjectFile *obj = new ObjectFile(builder, *this, *src);
 203                                 objs.push_back(obj);
 204                         }
 205                 }
 206
 207                 list<FileTarget *> results;
 208                 if(type==LIBRARY)
 209                 {
 210                         results.push_back(new SharedLibrary(builder, *this, objs));
 211                         results.push_back(new StaticLibrary(builder, *this, objs));
 212                 }
 213                 else
 214                         results.push_back(new Executable(builder, *this, objs));
 215
 216                 for(list<FileTarget *>::const_iterator i=results.begin(); i!=results.end(); ++i)
 217                 {
 218                         if(&pkg==builder.get_main_package() && deflt)
 219                                 def_tgt->add_depend(*i);
 220                         else
 221                                 world->add_depend(*i);
 222                         if(install)
 223                                 inst_list.push_back(*i);
 224                 }
 225         }
 226
 227         Target *inst_tgt = builder.get_target("install");
 228         for(list<FileTarget *>::const_iterator i=inst_list.begin(); i!=inst_list.end(); ++i)
 229         {
 230                 Install *inst = new Install(builder, pkg, **i, inst_loc);
 231                 inst_tgt->add_depend(inst);
 232
 233                 if(type==LIBRARY)
 234                         if(SharedLibrary *shlib = dynamic_cast<SharedLibrary *>(*i))
 235                                 if(!shlib->get_soname().empty())
 236                                         inst_tgt->add_depend(new Symlink(builder, pkg, *inst, shlib->get_name()));
 237         }
 238 }
 239
 240 PathList Component::collect_source_files() const
 241 {
 242         PathList files;
 243         for(StringList::const_iterator i=sources.begin(); i!=sources.end(); ++i)
 244         {
 245                 FS::Path path(*i);
 246                 if(FS::is_dir(path))
 247                 {
 248                         list<string> sfiles = list_files(path);
 249                         for(list<string>::iterator j=sfiles.begin(); j!=sfiles.end(); ++j)
 250                                 files.push_back(path / *j);
 251                 }
 252                 else
 253                         files.push_back(path);
 254         }
 255
 256         return files;
 257 }
 258
 259
 260 Component::Loader::Loader(Component &c):
 261         comp(c)
 262 {
 263         add("source",          &Loader::source);
 264         add("install",         &Component::install);
 265         add("install_headers", &Loader::install_headers);
 266         add("build_info",      &Loader::build_info);
 267         add("require",         &Loader::require);
 268         add("modular",         &Loader::modular);
 269         add("host",            &Loader::host);
 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::modular()
 297 {
 298         IO::print("%s: Note: modular is deprecated\n", get_source());
 299         comp.build_info.ldflags.push_back("-rdynamic");
 300         comp.build_info.libs.push_back("dl");
 301 }
 302
 303 void Component::Loader::host(const string &)
 304 {
 305         IO::print("%s: Note: host is deprecated\n", get_source());
 306 }
 307
 308 void Component::Loader::install_headers(const string &p)
 309 {
 310         IO::print("%s: Note: install_headers is deprecated\n", get_source());
 311         if(comp.type==HEADERS)
 312         {
 313                 comp.name = p;
 314                 comp.install = true;
 315         }
 316         else
 317                 inst_hdr = p;
 318 }
 319
 320 void Component::Loader::build_info()
 321 {
 322         load_sub(comp.build_info);
 323 }