source/package.cpp

   1 #include <msp/strconv.h>
   2 #include <msp/strutils.h>
   3 #include "builder.h"
   4 #include "misc.h"
   5 #include "package.h"
   6
   7 using namespace std;
   8 using namespace Msp;
   9
  10 Package::Package(Builder &b, const string &n, const Path::Path &s):
  11         builder(b),
  12         name(n),
  13         source(s),
  14         buildable(true),
  15         build_info_ready(false)
  16 { }
  17
  18 Package::Package(Builder &b, const string &n, const vector<string> &info):
  19         builder(b),
  20         name(n),
  21         buildable(false),
  22         build_info_ready(true)
  23 {
  24         for(vector<string>::const_iterator i=info.begin(); i!=info.end(); ++i)
  25         {
  26                 if(!i->compare(0, 2, "-I"))
  27                         export_binfo.incpath.push_back(i->substr(2));
  28                 else if(!i->compare(0, 2, "-D"))
  29                         export_binfo.defines.push_back(i->substr(2));
  30                 else if(!i->compare(0, 2, "-L"))
  31                         export_binfo.libpath.push_back(i->substr(2));
  32                 else if(!i->compare(0, 2, "-l"))
  33                         export_binfo.libs.push_back(i->substr(2));
  34         }
  35 }
  36
  37 void Package::resolve_refs()
  38 {
  39         for(list<PackageRef>::iterator i=requires.begin(); i!=requires.end(); ++i)
  40                 i->resolve();
  41 }
  42
  43 void Package::create_build_info()
  44 {
  45         if(build_info_ready)
  46                 return;
  47
  48         for(list<PackageRef>::iterator i=requires.begin(); i!=requires.end(); ++i)
  49         {
  50                 if(!i->get_package())
  51                         continue;
  52                 i->get_package()->create_build_info();
  53                 build_info.add(i->get_package()->get_exported_binfo());
  54         }
  55
  56         build_info.cflags.push_back("-Wall");
  57         build_info.cflags.push_back("-Wshadow");
  58         build_info.cflags.push_back("-Wextra");
  59         build_info.cflags.push_back("-Wpointer-arith");
  60         build_info.cflags.push_back("-Wconversion");
  61         build_info.cflags.push_back("-Werror");
  62
  63         unsigned flags=get_install_flags();
  64
  65         if(flags&INCLUDE)
  66                 export_binfo.incpath.push_back((Path::Path(config.get_option("prefix").value)/"include").str());
  67         if(flags&LIB)
  68                 export_binfo.libpath.push_back((Path::Path(config.get_option("prefix").value)/"lib").str());
  69
  70         string optimize=config.get_option("optimize").value;
  71         if(strtol(optimize))
  72         {
  73                 build_info.cflags.push_back("-O"+optimize);
  74                 string cpu=config.get_option("cpu").value;
  75                 if(cpu!="auto")
  76                         build_info.cflags.push_back("-march="+cpu);
  77         }
  78
  79         if(strtobool(config.get_option("debug").value))
  80         {
  81                 build_info.cflags.push_back("-ggdb");
  82                 build_info.defines.push_back("DEBUG");
  83         }
  84
  85         build_info.unique();
  86         export_binfo.unique();
  87
  88         for(list<Component>::iterator i=components.begin(); i!=components.end(); ++i)
  89         {
  90                 i->create_build_info();
  91                 if(i->get_type()==Component::LIBRARY)
  92                         export_binfo.libs.push_back(i->get_name());
  93         }
  94
  95         build_info_ready=true;
  96 }
  97
  98 void Package::process_options(const RawOptionMap &opts)
  99 {
 100         if(config.process(opts))
 101                 config.save(source/".options.cache");
 102 }
 103
 104 Package *Package::create(Builder &b, const string &name)
 105 {
 106         list<string> argv;
 107         argv.push_back("pkg-config");
 108         argv.push_back("--silence-errors");
 109         argv.push_back("--cflags");
 110         argv.push_back("--libs");
 111         argv.push_back(name);
 112         vector<string> info=split(run_command(argv));
 113
 114         if(info.empty())
 115         {
 116                 if(name=="opengl")
 117                         info.push_back("-lGL");
 118                 else if(name=="pthread")
 119                         info.push_back("-lpthread");
 120                 else if(name=="gmpxx")
 121                         info.push_back("-lgmpxx");
 122                 else
 123                         return 0;
 124         }
 125
 126         Package *pkg=new Package(b, name, info);
 127         return pkg;
 128 }
 129
 130 void Package::init_buildable()
 131 {
 132         buildable=true;
 133
 134         config.add_option("tempdir",  "temp",   "Directory for storing temporary files");
 135         config.add_option("optimize", "0",      "Apply compiler optimizations");
 136         config.add_option("debug",    "0",      "Produce debugging symbols");
 137         config.add_option("cpu",      "auto",   "CPU type to optimize for");
 138         config.add_option("arch",     "native", "Architecture for cross-compiling");
 139
 140         const char *home=getenv("HOME");
 141         unsigned flags=get_install_flags();
 142         if(flags)
 143                 config.add_option("prefix",     string(home)+"/local"/*"/usr"*/,            "Installation prefix");
 144         /*if(flags&INCLUDE)
 145                 config.add_option("includedir", "$prefix/include", "Header installation directory");
 146         if(flags&BIN)
 147                 config.add_option("includedir", "$prefix/bin",     "Binary installation directory");
 148         if(flags&LIB)
 149                 config.add_option("includedir", "$prefix/lib",     "Library installation directory");
 150         if(flags&DATA)
 151                 config.add_option("includedir", "$prefix/share",   "Data installation directory");*/
 152
 153         config.load(source/".options.cache");
 154 }
 155
 156 unsigned Package::get_install_flags()
 157 {
 158         unsigned flags=0;
 159         for(ComponentList::iterator i=components.begin(); i!=components.end(); ++i)
 160         {
 161                 if(i->get_install())
 162                 {
 163                         if(i->get_type()==Component::PROGRAM)
 164                                 flags|=BIN;
 165                         else if(i->get_type()==Component::LIBRARY || i->get_type()==Component::MODULE)
 166                                 flags|=LIB;
 167                 }
 168                 if(!i->get_install_headers().empty())
 169                         flags|=INCLUDE;
 170         }
 171
 172         return flags;
 173 }
 174
 175 Package::Loader::Loader(Package &p):
 176         pkg(p)
 177 {
 178         add("version",     &Package::version);
 179         add("description", &Package::description);
 180         add("require",     &Loader::require);
 181         add("program",     &Loader::program);
 182         add("library",     &Loader::library);
 183         add("headers",     &Loader::headers);
 184         add("build_info",  &Loader::build_info);
 185 }
 186
 187 Package::Loader::~Loader()
 188 {
 189         pkg.init_buildable();
 190 }
 191
 192 void Package::Loader::require(const string &n)
 193 {
 194         pkg.requires.push_back(PackageRef(pkg.builder, n));
 195 }
 196
 197 void Package::Loader::program(const string &n)
 198 {
 199         Component prog(pkg, Component::PROGRAM, n);
 200         load_sub(prog);
 201         pkg.components.push_back(prog);
 202 }
 203
 204 void Package::Loader::library(const string &n)
 205 {
 206         Component prog(pkg, Component::LIBRARY, n);
 207         load_sub(prog);
 208         pkg.components.push_back(prog);
 209 }
 210
 211 void Package::Loader::headers(const string &n)
 212 {
 213         Component prog(pkg, Component::HEADERS, n);
 214         load_sub(prog);
 215         pkg.components.push_back(prog);
 216 }
 217
 218 void Package::Loader::build_info()
 219 {
 220         load_sub(pkg.build_info);
 221 }