source/sourcepackage.cpp

   1 #include <cstdlib>
   2 #include <msp/fs/utils.h>
   3 #include <msp/io/print.h>
   4 #include <msp/strings/lexicalcast.h>
   5 #include <msp/strings/utils.h>
   6 #include "binarypackage.h"
   7 #include "builder.h"
   8 #include "file.h"
   9 #include "pkgconfigfile.h"
  10 #include "tool.h"
  11 #include "sourcegenerator.h"
  12 #include "sourcepackage.h"
  13
  14 using namespace std;
  15 using namespace Msp;
  16
  17 namespace {
  18
  19 bool component_sort(const Component &c1, const Component &c2)
  20 { return c1.get_type()<c2.get_type(); }
  21
  22 }
  23
  24
  25 SourcePackage::SourcePackage(Builder &b, const string &n, const FS::Path &f):
  26         Package(b, n),
  27         source_dir(FS::dirname(f)),
  28         build_type(0),
  29         config(*this),
  30         cache(*this)
  31 {
  32         config.load();
  33
  34         build_file = builder.get_vfs().get_target(f);
  35         if(!build_file)
  36                 build_file = new File(builder, *this, f);
  37         components.push_back(Component(*this, Component::TARBALL, "@src"));
  38         source_tarball = &components.back();
  39 }
  40
  41 FS::Path SourcePackage::get_temp_directory() const
  42 {
  43         string subdir = builder.get_current_arch().get_name();
  44         if(build_type)
  45         {
  46                 subdir += '.';
  47                 subdir += build_type->get_name();
  48         }
  49
  50         const FS::Path &temp = builder.get_temp_directory();
  51         if(temp.is_absolute())
  52                 return temp/name/subdir;
  53         else
  54                 return source_dir/temp/subdir;
  55 }
  56
  57 FS::Path SourcePackage::get_output_directory() const
  58 {
  59         const Architecture &arch = builder.get_current_arch();
  60         if(arch.is_native())
  61                 return source_dir;
  62         else
  63                 return source_dir/arch.get_name();
  64 }
  65
  66 bool SourcePackage::match_feature(const string &cond) const
  67 {
  68         string::size_type equals = cond.find('=');
  69         if(equals!=string::npos)
  70         {
  71                 if(equals==0)
  72                         throw invalid_argument("SourcePackage::match_feature");
  73                 bool negate = cond[equals-1]=='!';
  74                 string feat = cond.substr(0, equals-negate);
  75                 string value = config.get_option("with_"+feat).value;
  76                 return (value==cond.substr(equals+1))!=negate;
  77         }
  78         else
  79         {
  80                 bool negate = (cond[0]=='!');
  81                 string feat = cond.substr(negate);
  82                 string value = config.get_option("with_"+feat).value;
  83                 return lexical_cast<bool>(value)!=negate;
  84         }
  85 }
  86
  87 void SourcePackage::set_build_type(const BuildType &t)
  88 {
  89         build_type = &t;
  90 }
  91
  92 void SourcePackage::do_prepare()
  93 {
  94         BuildInfo final_build_info;
  95
  96         if(build_type)
  97                 final_build_info.update_from(build_type->get_build_info());
  98
  99         final_build_info.update_from(build_info);
 100         build_info = final_build_info;
 101
 102         build_info.incpath.push_back((builder.get_prefix()/"include").str());
 103         build_info.libpath.push_back((builder.get_prefix()/"lib").str());
 104
 105         for(FeatureList::iterator i=features.begin(); i!=features.end(); ++i)
 106                 if(lexical_cast<bool>(config.get_option("with_"+i->name).value))
 107                         build_info.defines["WITH_"+toupper(i->name)] = "1";
 108
 109         bool export_paths = false;
 110         for(list<Component>::iterator i=components.begin(); i!=components.end(); ++i)
 111         {
 112                 i->prepare();
 113                 i->create_build_info();
 114
 115                 if(i->get_type()==Component::LIBRARY)
 116                 {
 117                         export_binfo.libs.push_back(i->get_name());
 118                         export_paths = true;
 119                 }
 120         }
 121
 122         if(export_paths)
 123         {
 124                 export_binfo.incpath.push_back((builder.get_prefix()/"include").str());
 125                 export_binfo.libpath.push_back((builder.get_prefix()/"lib").str());
 126         }
 127
 128         cache.load();
 129
 130         bool pc_needed = false;
 131         for(ComponentList::const_iterator i=components.begin(); i!=components.end(); ++i)
 132         {
 133                 i->create_targets();
 134                 if(i->get_type()==Component::LIBRARY)
 135                         pc_needed = true;
 136         }
 137
 138         if(pc_needed)
 139         {
 140                 PkgConfigFile *pc = new PkgConfigFile(builder, *this);
 141                 builder.get_build_graph().get_target("install")->add_dependency(*builder.get_toolchain().get_tool("CP").create_target(*pc));
 142         }
 143 }
 144
 145 void SourcePackage::save_caches()
 146 {
 147         config.save();
 148         cache.save();
 149 }
 150
 151
 152 SourcePackage::Loader::Loader(SourcePackage &p):
 153         DataFile::DerivedObjectLoader<SourcePackage, Package::Loader>(p)
 154 {
 155         init(0);
 156 }
 157
 158 SourcePackage::Loader::Loader(SourcePackage &p, const Config::InputOptions &o):
 159         DataFile::DerivedObjectLoader<SourcePackage, Package::Loader>(p)
 160 {
 161         init(&o);
 162 }
 163
 164 void SourcePackage::Loader::init(const Config::InputOptions *o)
 165 {
 166         options = o;
 167         add("description", &SourcePackage::description);
 168         add("build_info",  &Loader::build_info);
 169         add("feature",     &Loader::feature);
 170         add("generate",    &Loader::generate);
 171         add("if_feature",  &Loader::if_feature);
 172         add("program",     &Loader::component<Component::PROGRAM>);
 173         add("library",     &Loader::component<Component::LIBRARY>);
 174         add("module",      &Loader::component<Component::MODULE>);
 175         add("install",     &Loader::component<Component::INSTALL>);
 176         add("interface_version", &Loader::interface_version);
 177         add("datapack",    &Loader::component<Component::DATAPACK>);
 178         add("source_tarball", &Loader::source_tarball);
 179         add("tarball",     &Loader::tarball);
 180         add("version",     &Loader::version);
 181 }
 182
 183 void SourcePackage::Loader::finish()
 184 {
 185         obj.components.sort(component_sort);
 186 }
 187
 188 void SourcePackage::Loader::feature(const string &n, const string &d)
 189 {
 190         Feature feat(n);
 191         feat.descr = d;
 192         feat.def_value = "no";
 193         load_sub(feat);
 194         obj.features.push_back(feat);
 195         string config_key = "with_"+feat.name;
 196         obj.config.add_option(config_key, feat.def_value, feat.descr);
 197         if(options)
 198         {
 199                 Config::InputOptions::const_iterator i = options->find(config_key);
 200                 if(i!=options->end())
 201                         obj.config.set_option(config_key, i->second);
 202         }
 203 }
 204
 205 template<Component::Type t>
 206 void SourcePackage::Loader::component(const string &n)
 207 {
 208         Component comp(obj, t, n);
 209         load_sub(comp);
 210         obj.components.push_back(comp);
 211 }
 212
 213 void SourcePackage::Loader::build_info()
 214 {
 215         load_sub(obj.build_info);
 216 }
 217
 218 void SourcePackage::Loader::generate(const string &tag)
 219 {
 220         SourceGenerator *gen = new SourceGenerator(obj.builder, obj, tag);
 221         load_sub(*gen);
 222         obj.local_tools.add_tool(gen);
 223 }
 224
 225 void SourcePackage::Loader::if_feature(const string &cond)
 226 {
 227         bool match = obj.match_feature(cond);
 228         obj.builder.get_logger().log("configure", format("%s: feature %s %smatched", obj.name, cond, (match ? "" : "not ")));
 229         if(match)
 230                 load_sub_with(*this);
 231 }
 232
 233 void SourcePackage::Loader::interface_version(const string &v)
 234 {
 235         obj.interface_version = v;
 236         if(obj.version.empty())
 237                 obj.version = v;
 238 }
 239
 240 void SourcePackage::Loader::source_tarball()
 241 {
 242         load_sub(*obj.source_tarball);
 243 }
 244
 245 void SourcePackage::Loader::tarball(const string &n)
 246 {
 247         Component trbl(obj, Component::TARBALL, n);
 248         load_sub(trbl);
 249 }
 250
 251 void SourcePackage::Loader::version(const string &v)
 252 {
 253         obj.version = v;
 254
 255         string::size_type i = 0;
 256         for(unsigned dots=0; i<obj.version.size(); ++i)
 257                 if(obj.version[i]=='.' && ++dots>=2)
 258                         break;
 259         obj.interface_version = obj.version.substr(0, i);
 260 }