source/sourcepackage.cpp

   1 /* $Id$
   2
   3 This file is part of builder
   4 Copyright © 2006-2007 Mikko Rasa, Mikkosoft Productions
   5 Distributed under the LGPL
   6 */
   7
   8 #include <iostream>
   9 #include <msp/strings/lexicalcast.h>
  10 #include <msp/strings/utils.h>
  11 #include "binarypackage.h"
  12 #include "builder.h"
  13 #include "misc.h"
  14 #include "sourcepackage.h"
  15
  16 using namespace std;
  17 using namespace Msp;
  18
  19 /**
  20 Creates a buildable package.
  21 */
  22 SourcePackage::SourcePackage(Builder &b, const string &n, const Path &s):
  23         Package(b, n),
  24         source(s),
  25         config(*this),
  26         deps_cache(*this)
  27 {
  28         tar_files.push_back(source/"Build");
  29 }
  30
  31 Msp::Path SourcePackage::get_temp_dir() const
  32 {
  33         return source/config.get_option("tempdir").value/config.get_option("profile").value;
  34 }
  35
  36 Msp::Path SourcePackage::get_out_dir() const
  37 {
  38         return source/config.get_option("outdir").value;
  39 }
  40
  41 /**
  42 Checks which kinds of things the components of this package install.
  43
  44 @return  A bitmask of installed things
  45 */
  46 unsigned SourcePackage::get_install_flags()
  47 {
  48         unsigned flags=0;
  49         for(ComponentList::iterator i=components.begin(); i!=components.end(); ++i)
  50         {
  51                 if(i->get_install())
  52                 {
  53                         if(i->get_type()==Component::PROGRAM)
  54                                 flags|=BIN;
  55                         else if(i->get_type()==Component::LIBRARY || i->get_type()==Component::MODULE)
  56                                 flags|=LIB;
  57                 }
  58                 if(!i->get_install_headers().empty())
  59                         flags|=INCLUDE;
  60         }
  61
  62         return flags;
  63 }
  64
  65 LibMode SourcePackage::get_library_mode() const
  66 {
  67         const string &mode=config.get_option("staticlibs").value;
  68         if(mode=="all")
  69                 return ALL_STATIC;
  70         else if(mode=="local")
  71                 return LOCAL_STATIC;
  72         else if(mode=="none")
  73                 return DYNAMIC;
  74         else
  75                 throw Exception("Unknown library mode");
  76 }
  77
  78 /*** private ***/
  79
  80 /**
  81 Processes configuration options that were most likely obtained from the command
  82 line.
  83 */
  84 void SourcePackage::do_configure(const StringMap &opts, unsigned flag)
  85 {
  86         init_config();
  87
  88         StringMap::const_iterator prof=opts.find("profile");
  89         if(prof!=opts.end() && flag)
  90                 config.select_profile(prof->second);
  91         else
  92                 config.select_last_profile();
  93
  94         if(flag && config.update(opts))
  95         {
  96                 if(builder.get_verbose()>=2)
  97                         cout<<"Configuration of "<<name<<" changed\n";
  98                 if(!builder.get_dry_run())
  99                         config.save();
 100         }
 101
 102         config.finish();
 103
 104         for(ConditionList::iterator i=conditions.begin(); i!=conditions.end(); ++i)
 105                 if(i->eval())
 106                 {
 107                         const StringList &reqs=i->get_requires();
 108                         for(StringList::const_iterator j=reqs.begin(); j!=reqs.end(); ++j)
 109                                 requires.push_back(builder.get_package(*j));
 110                 }
 111
 112         base_reqs=requires;
 113
 114         for(ComponentList::iterator i=components.begin(); i!=components.end(); ++i)
 115         {
 116                 const PackageList &reqs=i->get_requires();
 117                 requires.insert(requires.end(), reqs.begin(), reqs.end());
 118         }
 119
 120         for(PackageList::iterator i=requires.begin(); i!=requires.end(); ++i)
 121         {
 122                 BinaryPackage *bpkg=dynamic_cast<BinaryPackage *>(*i);
 123                 if(bpkg && bpkg->get_need_path())
 124                         bpkg->set_path(config.get_option(bpkg->get_name()+"_path").value);
 125         }
 126
 127         deps_cache.load();
 128
 129         /*for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
 130                 (*i)->configure(opts, flag&2);*/
 131 }
 132
 133 /**
 134 Initializes configuration options.
 135 */
 136 void SourcePackage::init_config()
 137 {
 138         config.add_option("profile",    "default", "Configuration profile");
 139         config.add_option("tempdir",    "temp",    "Directory for storing temporary files");
 140         config.add_option("outdir",     ".",       "Directory to put build results in");
 141         config.add_option("optimize",   "0",       "Apply compiler optimizations");
 142         config.add_option("strip",      "0",       "Strip symbols from programs");
 143         config.add_option("debug",      "0",       "Produce debugging symbols");
 144         config.add_option("cpu",        "auto",    "CPU type to optimize for");
 145         config.add_option("arch",       "native",  "Architecture for cross-compiling");
 146         config.add_option("staticlibs", "local",   "Use static libraries");
 147
 148         unsigned flags=get_install_flags();
 149         if(flags)
 150                 config.add_option("prefix",     "$HOME/local",     "Installation prefix");
 151         /*if(flags&INCLUDE)
 152                 config.add_option("includedir", "$prefix/include", "Header installation directory");
 153         if(flags&BIN)
 154                 config.add_option("includedir", "$prefix/bin",     "Binary installation directory");
 155         if(flags&LIB)
 156                 config.add_option("includedir", "$prefix/lib",     "Library installation directory");
 157         if(flags&DATA)
 158                 config.add_option("includedir", "$prefix/share",   "Data installation directory");*/
 159
 160         for(FeatureList::iterator i=features.begin(); i!=features.end(); ++i)
 161                 config.add_option("with_"+i->name, "0", i->descr);
 162
 163         for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
 164         {
 165                 BinaryPackage *bpkg=dynamic_cast<BinaryPackage *>(*i);
 166                 if(bpkg && bpkg->get_need_path())
 167                         config.add_option(bpkg->get_name()+"_path", "", "Path for "+bpkg->get_name());
 168         }
 169 }
 170
 171 /**
 172 Fills in build info based on configuration.  All required packages must be
 173 configured when this is called.
 174 */
 175 void SourcePackage::create_build_info()
 176 {
 177         for(PackageList::iterator i=base_reqs.begin(); i!=base_reqs.end(); ++i)
 178         {
 179                 const BuildInfo &ebi=(*i)->get_exported_binfo();
 180                 build_info.add(ebi);
 181
 182                 export_binfo.cflags.insert(export_binfo.cflags.end(), ebi.cflags.begin(), ebi.cflags.end());
 183                 export_binfo.incpath.insert(export_binfo.incpath.end(), ebi.incpath.begin(), ebi.incpath.end());
 184                 export_binfo.defines.insert(export_binfo.defines.end(), ebi.defines.begin(), ebi.defines.end());
 185         }
 186
 187         build_info.cflags.push_back("-Wall");
 188         build_info.cflags.push_back("-Wshadow");
 189         build_info.cflags.push_back("-Wextra");
 190         build_info.cflags.push_back("-Wpointer-arith");
 191         build_info.cflags.push_back("-Wconversion");
 192         build_info.cflags.push_back("-Werror");
 193
 194         unsigned flags=get_install_flags();
 195
 196         if(flags&INCLUDE)
 197                 export_binfo.incpath.push_back((Path(config.get_option("prefix").value)/"include").str());
 198         if(flags&LIB)
 199                 export_binfo.libpath.push_back((Path(config.get_option("prefix").value)/"lib").str());
 200
 201         string optimize=config.get_option("optimize").value;
 202         if(lexical_cast<unsigned>(optimize))
 203         {
 204                 build_info.cflags.push_back("-O"+optimize);
 205                 build_info.ldflags.push_back("-O"+optimize);
 206                 string cpu=config.get_option("cpu").value;
 207                 if(cpu!="auto")
 208                         build_info.cflags.push_back("-march="+cpu);
 209         }
 210
 211         if(lexical_cast<bool>(config.get_option("debug").value))
 212         {
 213                 build_info.cflags.push_back("-ggdb");
 214                 build_info.defines.push_back("DEBUG");
 215         }
 216
 217         for(FeatureList::iterator i=features.begin(); i!=features.end(); ++i)
 218                 if(lexical_cast<bool>(config.get_option("with_"+i->name).value))
 219                         build_info.cflags.push_back("-DWITH_"+toupper(i->name));
 220
 221         for(ConditionList::iterator i=conditions.begin(); i!=conditions.end(); ++i)
 222                 if(i->eval())
 223                         build_info.add(i->get_build_info());
 224
 225         build_info.unique();
 226
 227         for(list<Component>::iterator i=components.begin(); i!=components.end(); ++i)
 228         {
 229                 i->create_build_info();
 230                 if(i->get_type()==Component::LIBRARY)
 231                         export_binfo.libs.push_back(i->get_name());
 232         }
 233
 234         export_binfo.unique();
 235 }
 236
 237
 238 SourcePackage::Loader::Loader(Package &p):
 239         Package::Loader(p)
 240 {
 241         add("version",     &SourcePackage::version);
 242         add("description", &SourcePackage::description);
 243         add("build_info",  &Loader::build_info);
 244         add("feature",     &Loader::feature);
 245         add("if",          &Loader::condition);
 246         add("program",     &Loader::program);
 247         add("library",     &Loader::library);
 248         add("module",      &Loader::module);
 249         add("headers",     &Loader::headers);
 250         add("tar_file",    &Loader::tar_file);
 251 }
 252
 253 void SourcePackage::Loader::feature(const string &n, const string &d)
 254 {
 255         static_cast<SourcePackage &>(pkg).features.push_back(Feature(n, d));
 256 }
 257
 258 void SourcePackage::Loader::condition(const string &c)
 259 {
 260         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 261         Condition cond(spkg, c);
 262         load_sub(cond);
 263         spkg.conditions.push_back(cond);
 264 }
 265
 266 void SourcePackage::Loader::program(const string &n)
 267 {
 268         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 269         Component prog(spkg, Component::PROGRAM, n);
 270         load_sub(prog);
 271         spkg.components.push_back(prog);
 272 }
 273
 274 void SourcePackage::Loader::library(const string &n)
 275 {
 276         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 277         Component prog(spkg, Component::LIBRARY, n);
 278         load_sub(prog);
 279         spkg.components.push_back(prog);
 280 }
 281
 282 void SourcePackage::Loader::module(const string &n)
 283 {
 284         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 285         Component prog(spkg, Component::MODULE, n);
 286         load_sub(prog);
 287         spkg.components.push_back(prog);
 288 }
 289
 290 void SourcePackage::Loader::headers(const string &n)
 291 {
 292         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 293         Component prog(spkg, Component::HEADERS, n);
 294         load_sub(prog);
 295         spkg.components.push_back(prog);
 296 }
 297
 298 void SourcePackage::Loader::build_info()
 299 {
 300         load_sub(static_cast<SourcePackage &>(pkg).build_info);
 301 }
 302
 303 void SourcePackage::Loader::tar_file(const string &f)
 304 {
 305         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 306         spkg.tar_files.push_back(spkg.source/f);
 307 }