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