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/builder.get_current_arch().get_name()/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                                 if(Package *pkg=builder.get_package(*j))
 110                                         requires.push_back(pkg);
 111                 }
 112
 113         base_reqs=requires;
 114
 115         for(ComponentList::iterator i=components.begin(); i!=components.end(); ++i)
 116         {
 117                 const PackageList &reqs=i->get_requires();
 118                 requires.insert(requires.end(), reqs.begin(), reqs.end());
 119         }
 120
 121         for(PackageList::iterator i=requires.begin(); i!=requires.end(); ++i)
 122         {
 123                 BinaryPackage *bpkg=dynamic_cast<BinaryPackage *>(*i);
 124                 if(bpkg && bpkg->get_need_path())
 125                         bpkg->set_path(config.get_option(bpkg->get_name()+"_path").value);
 126         }
 127
 128         deps_cache.load();
 129
 130         /*for(PackageList::iterator i=all_reqs.begin(); i!=all_reqs.end(); ++i)
 131                 (*i)->configure(opts, flag&2);*/
 132 }
 133
 134 /**
 135 Initializes configuration options.
 136 */
 137 void SourcePackage::init_config()
 138 {
 139         config.add_option("profile",    "default", "Configuration profile");
 140         config.add_option("tempdir",    "temp",    "Directory for storing temporary files");
 141         config.add_option("outdir",     ".",       "Directory to put build results in");
 142         config.add_option("optimize",   "0",       "Apply compiler optimizations");
 143         config.add_option("strip",      "0",       "Strip symbols from programs");
 144         config.add_option("debug",      "0",       "Produce debugging symbols");
 145         config.add_option("cpu",        "auto",    "CPU type to optimize for");
 146         config.add_option("staticlibs", "local",   "Use static libraries");
 147
 148         for(FeatureList::iterator i=features.begin(); i!=features.end(); ++i)
 149                 config.add_option("with_"+i->name, "0", i->descr);
 150
 151         for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
 152         {
 153                 BinaryPackage *bpkg=dynamic_cast<BinaryPackage *>(*i);
 154                 if(bpkg && bpkg->get_need_path())
 155                         config.add_option(bpkg->get_name()+"_path", "/usr", "Path for "+bpkg->get_name());
 156         }
 157 }
 158
 159 /**
 160 Fills in build info based on configuration.  All required packages must be
 161 configured when this is called.
 162 */
 163 void SourcePackage::create_build_info()
 164 {
 165         for(PackageList::iterator i=base_reqs.begin(); i!=base_reqs.end(); ++i)
 166         {
 167                 const BuildInfo &ebi=(*i)->get_exported_binfo();
 168                 build_info.add(ebi);
 169
 170                 export_binfo.cflags.insert(export_binfo.cflags.end(), ebi.cflags.begin(), ebi.cflags.end());
 171                 export_binfo.incpath.insert(export_binfo.incpath.end(), ebi.incpath.begin(), ebi.incpath.end());
 172                 export_binfo.defines.insert(export_binfo.defines.end(), ebi.defines.begin(), ebi.defines.end());
 173         }
 174
 175         // XXX Currently, a package-specific settings will override cmdline.  This might or might not be desirable.
 176         const StringList &warnings=builder.get_warnings();
 177         build_info.warnings.insert(build_info.warnings.begin(), warnings.begin(), warnings.end());
 178
 179         unsigned flags=get_install_flags();
 180
 181         build_info.incpath.push_back((Path(builder.get_prefix())/"include").str());
 182         build_info.libpath.push_back((Path(builder.get_prefix())/"lib").str());
 183
 184         if(flags&INCLUDE)
 185                 export_binfo.incpath.push_back((Path(builder.get_prefix())/"include").str());
 186         if(flags&LIB)
 187                 export_binfo.libpath.push_back((Path(builder.get_prefix())/"lib").str());
 188
 189         string optimize=config.get_option("optimize").value;
 190         if(lexical_cast<unsigned>(optimize))
 191         {
 192                 build_info.cflags.push_back("-O"+optimize);
 193                 build_info.ldflags.push_back("-O"+optimize);
 194                 string cpu=config.get_option("cpu").value;
 195                 if(cpu!="auto")
 196                         build_info.cflags.push_back("-march="+cpu);
 197         }
 198
 199         if(lexical_cast<bool>(config.get_option("debug").value))
 200         {
 201                 build_info.cflags.push_back("-ggdb");
 202                 build_info.defines.push_back("DEBUG");
 203         }
 204
 205         for(FeatureList::iterator i=features.begin(); i!=features.end(); ++i)
 206                 if(lexical_cast<bool>(config.get_option("with_"+i->name).value))
 207                         build_info.cflags.push_back("-DWITH_"+toupper(i->name));
 208
 209         for(ConditionList::iterator i=conditions.begin(); i!=conditions.end(); ++i)
 210                 if(i->eval())
 211                         build_info.add(i->get_build_info());
 212
 213         build_info.unique();
 214
 215         for(list<Component>::iterator i=components.begin(); i!=components.end(); ++i)
 216         {
 217                 i->create_build_info();
 218                 if(i->get_type()==Component::LIBRARY)
 219                         export_binfo.libs.push_back(i->get_name());
 220         }
 221
 222         export_binfo.unique();
 223 }
 224
 225
 226 SourcePackage::Loader::Loader(Package &p):
 227         Package::Loader(p)
 228 {
 229         add("version",     &SourcePackage::version);
 230         add("description", &SourcePackage::description);
 231         add("build_info",  &Loader::build_info);
 232         add("feature",     &Loader::feature);
 233         add("if",          &Loader::condition);
 234         add("program",     &Loader::program);
 235         add("library",     &Loader::library);
 236         add("module",      &Loader::module);
 237         add("headers",     &Loader::headers);
 238         add("tar_file",    &Loader::tar_file);
 239 }
 240
 241 void SourcePackage::Loader::feature(const string &n, const string &d)
 242 {
 243         static_cast<SourcePackage &>(pkg).features.push_back(Feature(n, d));
 244 }
 245
 246 void SourcePackage::Loader::condition(const string &c)
 247 {
 248         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 249         Condition cond(spkg, c);
 250         load_sub(cond);
 251         spkg.conditions.push_back(cond);
 252 }
 253
 254 void SourcePackage::Loader::program(const string &n)
 255 {
 256         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 257         Component prog(spkg, Component::PROGRAM, n);
 258         load_sub(prog);
 259         spkg.components.push_back(prog);
 260 }
 261
 262 void SourcePackage::Loader::library(const string &n)
 263 {
 264         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 265         Component prog(spkg, Component::LIBRARY, n);
 266         load_sub(prog);
 267         spkg.components.push_back(prog);
 268 }
 269
 270 void SourcePackage::Loader::module(const string &n)
 271 {
 272         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 273         Component prog(spkg, Component::MODULE, n);
 274         load_sub(prog);
 275         spkg.components.push_back(prog);
 276 }
 277
 278 void SourcePackage::Loader::headers(const string &n)
 279 {
 280         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 281         Component prog(spkg, Component::HEADERS, n);
 282         load_sub(prog);
 283         spkg.components.push_back(prog);
 284 }
 285
 286 void SourcePackage::Loader::build_info()
 287 {
 288         load_sub(static_cast<SourcePackage &>(pkg).build_info);
 289 }
 290
 291 void SourcePackage::Loader::tar_file(const string &f)
 292 {
 293         SourcePackage &spkg=static_cast<SourcePackage &>(pkg);
 294         spkg.tar_files.push_back(spkg.source/f);
 295 }