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/fs/dir.h>
  10 #include <msp/fs/stat.h>
  11 #include <msp/fs/utils.h>
  12 #include <msp/io/print.h>
  13 #include <msp/strings/lexicalcast.h>
  14 #include "builder.h"
  15 #include "component.h"
  16 #include "datafile.h"
  17 #include "executable.h"
  18 #include "file.h"
  19 #include "header.h"
  20 #include "install.h"
  21 #include "objectfile.h"
  22 #include "sharedlibrary.h"
  23 #include "sourcepackage.h"
  24 #include "staticlibrary.h"
  25 #include "symlink.h"
  26 #include "tarball.h"
  27 #include "target.h"
  28
  29 using namespace std;
  30 using namespace Msp;
  31
  32 Component::Component(SourcePackage &p, Type t, const string &n):
  33         pkg(p),
  34         type(t),
  35         name(n),
  36         install(false),
  37         deflt(true)
  38 { }
  39
  40 void Component::configure(const StringMap &opts, unsigned flag)
  41 {
  42         for(StringList::iterator i=sources.begin(); i!=sources.end(); ++i)
  43                 *i = (pkg.get_source()/pkg.expand_string(*i)).str();
  44
  45         for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
  46                 (*i)->configure(opts, flag&2);
  47 }
  48
  49 void Component::create_build_info()
  50 {
  51         const PackageList &pkg_reqs = pkg.get_requires();
  52         PackageList direct_reqs = requires;
  53         direct_reqs.insert(direct_reqs.end(), pkg_reqs.begin(), pkg_reqs.end());
  54
  55         PackageList all_reqs = direct_reqs;
  56         for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  57         {
  58                 if(find(direct_reqs.begin(), direct_reqs.end(), *i)!=direct_reqs.end())
  59                         build_info.add((*i)->get_exported_binfo());
  60                 else
  61                 {
  62                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  63                         build_info.cflags.insert(build_info.cflags.end(), ebi.cflags.begin(), ebi.cflags.end());
  64                         build_info.incpath.insert(build_info.incpath.end(), ebi.incpath.begin(), ebi.incpath.end());
  65                         build_info.defines.insert(build_info.defines.end(), ebi.defines.begin(), ebi.defines.end());
  66                 }
  67
  68                 const PackageList &reqs = (*i)->get_requires();
  69                 for(PackageList::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
  70                         if(find(all_reqs.begin(), all_reqs.end(), *j)==all_reqs.end())
  71                                 all_reqs.push_back(*j);
  72         }
  73
  74         build_info.add(pkg.get_build_info());
  75
  76         for(StringList::iterator i=build_info.incpath.begin(); i!=build_info.incpath.end(); ++i)
  77                 *i = (pkg.get_source() / *i).str();
  78         for(StringList::iterator i=build_info.libpath.begin(); i!=build_info.libpath.end(); ++i)
  79                 *i = (pkg.get_source() / *i).str();
  80
  81         if(pkg.get_library_mode()!=DYNAMIC)
  82         {
  83                 for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
  84                 {
  85                         const BuildInfo &ebi = (*i)->get_exported_binfo();
  86                         build_info.libpath.insert(build_info.libpath.end(), ebi.libpath.begin(), ebi.libpath.end());
  87                 }
  88         }
  89
  90         if(type==PROGRAM)
  91         {
  92                 string strip = pkg.get_config().get_option("strip").value;
  93                 if(lexical_cast<bool>(strip))
  94                         build_info.ldflags.push_back("-s");
  95         }
  96         else if(type==LIBRARY)
  97         {
  98                 build_info.cflags.push_back("-fPIC");
  99         }
 100
 101         build_info.unique();
 102 }
 103
 104 void Component::create_targets() const
 105 {
 106         Builder &builder = pkg.get_builder();
 107         Target *world = builder.get_target("world");
 108         Target *def_tgt = builder.get_target("default");
 109
 110         PathList files = collect_source_files();
 111         list<FileTarget *> inst_list;
 112
 113         string inst_loc;
 114         if(type==TARBALL)
 115         {
 116                 string tarname = name;
 117                 if(name=="@src")
 118                         tarname = pkg.get_name()+"-"+pkg.get_version();
 119                 TarBall *result = new TarBall(builder, pkg, tarname);
 120
 121                 if(name=="@src")
 122                 {
 123                         const TargetMap &targets = builder.get_targets();
 124                         for(TargetMap::const_iterator i=targets.begin(); i!=targets.end(); ++i)
 125                                 if(i->second->get_package()==&pkg && !i->second->is_buildable())
 126                                         result->add_depend(i->second);
 127                         files.push_back(pkg.get_source()/"Build");
 128                 }
 129
 130                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 131                 {
 132                         FileTarget *ft;
 133                         if(Target *tgt = builder.get_target(i->str()))
 134                                 ft = dynamic_cast<FileTarget *>(tgt);
 135                         else
 136                                 ft = new File(builder, *i);
 137                         result->add_depend(ft);
 138                 }
 139
 140                 Target *tarbls_tgt = builder.get_target("tarballs");
 141                 tarbls_tgt->add_depend(result);
 142
 143                 return;
 144         }
 145         else if(type==INSTALL)
 146         {
 147                 inst_loc = name;
 148                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 149                 {
 150                         FileTarget *ft;
 151                         if(Target *tgt = builder.get_target(i->str()))
 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                 File *source;
 161                 if(Target *tgt = builder.get_target(files.front().str()))
 162                         source = dynamic_cast<File *>(tgt);
 163                 else
 164                         source = new File(builder, pkg, files.front());
 165                 ::DataFile *result = new ::DataFile(builder, *this, *source);
 166
 167                 if(&pkg==builder.get_main_package() && deflt)
 168                         def_tgt->add_depend(result);
 169                 else
 170                         world->add_depend(result);
 171                 if(install)
 172                         inst_list.push_back(result);
 173         }
 174         else
 175         {
 176                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 177                 {
 178                         string ext = FS::extpart(FS::basename(*i));
 179                         if(ext==".h")
 180                         {
 181                                 FileTarget *hdr = dynamic_cast<FileTarget *>(builder.get_target(i->str()));
 182                                 if(!hdr)
 183                                         hdr = new Header(builder, *this, i->str());
 184
 185                                 // Install headers if requested
 186                                 if(type==HEADERS && install)
 187                                         inst_list.push_back(hdr);
 188                         }
 189                 }
 190         }
 191
 192         if(type==PROGRAM || type==LIBRARY || type==MODULE)
 193         {
 194                 list<ObjectFile *> objs;
 195                 for(PathList::const_iterator i=files.begin(); i!=files.end(); ++i)
 196                 {
 197                         string ext = FS::extpart(FS::basename(*i));
 198                         if((ext==".cpp" || ext==".cc" || ext==".c"))
 199                         {
 200                                 SourceFile *src = new SourceFile(builder, *this, i->str());
 201                                 ObjectFile *obj = new ObjectFile(builder, *this, *src);
 202                                 objs.push_back(obj);
 203                         }
 204                 }
 205
 206                 list<FileTarget *> results;
 207                 if(type==LIBRARY)
 208                 {
 209                         results.push_back(new SharedLibrary(builder, *this, objs));
 210                         results.push_back(new StaticLibrary(builder, *this, objs));
 211                 }
 212                 else
 213                         results.push_back(new Executable(builder, *this, objs));
 214
 215                 for(list<FileTarget *>::const_iterator i=results.begin(); i!=results.end(); ++i)
 216                 {
 217                         if(&pkg==builder.get_main_package() && deflt)
 218                                 def_tgt->add_depend(*i);
 219                         else
 220                                 world->add_depend(*i);
 221                         if(install)
 222                                 inst_list.push_back(*i);
 223                 }
 224         }
 225
 226         Target *inst_tgt = builder.get_target("install");
 227         for(list<FileTarget *>::const_iterator i=inst_list.begin(); i!=inst_list.end(); ++i)
 228         {
 229                 Install *inst = new Install(builder, pkg, **i, inst_loc);
 230                 inst_tgt->add_depend(inst);
 231
 232                 if(type==LIBRARY)
 233                         if(SharedLibrary *shlib = dynamic_cast<SharedLibrary *>(*i))
 234                                 if(!shlib->get_soname().empty())
 235                                         inst_tgt->add_depend(new Symlink(builder, pkg, *inst, shlib->get_name()));
 236         }
 237 }
 238
 239 PathList Component::collect_source_files() const
 240 {
 241         PathList files;
 242         for(StringList::const_iterator i=sources.begin(); i!=sources.end(); ++i)
 243         {
 244                 FS::Path path(*i);
 245                 if(FS::is_dir(path))
 246                 {
 247                         list<string> sfiles = list_files(path);
 248                         for(list<string>::iterator j=sfiles.begin(); j!=sfiles.end(); ++j)
 249                                 files.push_back(path / *j);
 250                 }
 251                 else
 252                         files.push_back(path);
 253         }
 254
 255         return files;
 256 }
 257
 258
 259 Component::Loader::Loader(Component &c):
 260         comp(c)
 261 {
 262         add("source",          &Loader::source);
 263         add("install",         &Component::install);
 264         add("install_headers", &Loader::install_headers);
 265         add("build_info",      &Loader::build_info);
 266         add("require",         &Loader::require);
 267         add("modular",         &Loader::modular);
 268         add("host",            &Loader::host);
 269         add("default",         &Component::deflt);
 270 }
 271
 272 void Component::Loader::finish()
 273 {
 274         if(!inst_hdr.empty())
 275         {
 276                 Component hdrcomp(comp.pkg, HEADERS, inst_hdr);
 277                 hdrcomp.sources = comp.sources;
 278                 hdrcomp.install = true;
 279                 const_cast<ComponentList &>(comp.pkg.get_components()).push_back(hdrcomp);
 280         }
 281 }
 282
 283 void Component::Loader::source(const string &s)
 284 {
 285         comp.sources.push_back(s);
 286 }
 287
 288 void Component::Loader::require(const string &n)
 289 {
 290         Package *req = comp.pkg.get_builder().get_package(n);
 291         if(req)
 292                 comp.requires.push_back(req);
 293 }
 294
 295 void Component::Loader::modular()
 296 {
 297         IO::print("%s: Note: modular is deprecated\n", get_source());
 298         comp.build_info.ldflags.push_back("-rdynamic");
 299         comp.build_info.libs.push_back("dl");
 300 }
 301
 302 void Component::Loader::host(const string &)
 303 {
 304         IO::print("%s: Note: host is deprecated\n", get_source());
 305 }
 306
 307 void Component::Loader::install_headers(const string &p)
 308 {
 309         IO::print("%s: Note: install_headers is deprecated\n", get_source());
 310         if(comp.type==HEADERS)
 311         {
 312                 comp.name = p;
 313                 comp.install = true;
 314         }
 315         else
 316                 inst_hdr = p;
 317 }
 318
 319 void Component::Loader::build_info()
 320 {
 321         load_sub(comp.build_info);
 322 }