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