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                 build_info.cflags.push_back("-ggdb");
  81
  82         build_info.unique();
  83         export_binfo.unique();
  84
  85         for(list<Component>::iterator i=components.begin(); i!=components.end(); ++i)
  86         {
  87                 i->create_build_info();
  88                 if(i->get_type()==Component::LIBRARY)
  89                         export_binfo.libs.push_back(i->get_name());
  90         }
  91
  92         build_info_ready=true;
  93 }
  94
  95 void Package::process_options(const RawOptionMap &opts)
  96 {
  97         if(config.process(opts))
  98                 config.save(source/".options.cache");
  99 }
 100
 101 Package *Package::create(Builder &b, const string &name)
 102 {
 103         list<string> argv;
 104         argv.push_back("pkg-config");
 105         argv.push_back("--silence-errors");
 106         argv.push_back("--cflags");
 107         argv.push_back("--libs");
 108         argv.push_back(name);
 109         vector<string> info=split(run_command(argv));
 110
 111         if(info.empty())
 112         {
 113                 if(name=="opengl")
 114                         info.push_back("-lGL");
 115                 else if(name=="pthread")
 116                         info.push_back("-lpthread");
 117                 else if(name=="gmpxx")
 118                         info.push_back("-lgmpxx");
 119                 else
 120                         return 0;
 121         }
 122
 123         Package *pkg=new Package(b, name, info);
 124         return pkg;
 125 }
 126
 127 void Package::init_buildable()
 128 {
 129         buildable=true;
 130
 131         config.add_option("tempdir",  "temp",   "Directory for storing temporary files");
 132         config.add_option("optimize", "0",      "Apply compiler optimizations");
 133         config.add_option("debug",    "0",      "Produce debugging symbols");
 134         config.add_option("cpu",      "auto",   "CPU type to optimize for");
 135         config.add_option("arch",     "native", "Architecture for cross-compiling");
 136
 137         const char *home=getenv("HOME");
 138         unsigned flags=get_install_flags();
 139         if(flags)
 140                 config.add_option("prefix",     string(home)+"/local"/*"/usr"*/,            "Installation prefix");
 141         /*if(flags&INCLUDE)
 142                 config.add_option("includedir", "$prefix/include", "Header installation directory");
 143         if(flags&BIN)
 144                 config.add_option("includedir", "$prefix/bin",     "Binary installation directory");
 145         if(flags&LIB)
 146                 config.add_option("includedir", "$prefix/lib",     "Library installation directory");
 147         if(flags&DATA)
 148                 config.add_option("includedir", "$prefix/share",   "Data installation directory");*/
 149
 150         config.load(source/".options.cache");
 151 }
 152
 153 unsigned Package::get_install_flags()
 154 {
 155         unsigned flags=0;
 156         for(ComponentList::iterator i=components.begin(); i!=components.end(); ++i)
 157         {
 158                 if(i->get_install())
 159                 {
 160                         if(i->get_type()==Component::PROGRAM)
 161                                 flags|=BIN;
 162                         else if(i->get_type()==Component::LIBRARY || i->get_type()==Component::MODULE)
 163                                 flags|=LIB;
 164                 }
 165                 if(!i->get_install_headers().empty())
 166                         flags|=INCLUDE;
 167         }
 168
 169         return flags;
 170 }
 171
 172 Package::Loader::Loader(Package &p):
 173         pkg(p)
 174 {
 175         add("version",     &Package::version);
 176         add("description", &Package::description);
 177         add("require",     &Loader::require);
 178         add("program",     &Loader::program);
 179         add("library",     &Loader::library);
 180         add("headers",     &Loader::headers);
 181         add("build_info",  &Loader::build_info);
 182 }
 183
 184 Package::Loader::~Loader()
 185 {
 186         pkg.init_buildable();
 187 }
 188
 189 void Package::Loader::require(const string &n)
 190 {
 191         pkg.requires.push_back(PackageRef(pkg.builder, n));
 192 }
 193
 194 void Package::Loader::program(const string &n)
 195 {
 196         Component prog(pkg, Component::PROGRAM, n);
 197         load_sub(prog);
 198         pkg.components.push_back(prog);
 199 }
 200
 201 void Package::Loader::library(const string &n)
 202 {
 203         Component prog(pkg, Component::LIBRARY, n);
 204         load_sub(prog);
 205         pkg.components.push_back(prog);
 206 }
 207
 208 void Package::Loader::headers(const string &n)
 209 {
 210         Component prog(pkg, Component::HEADERS, n);
 211         load_sub(prog);
 212         pkg.components.push_back(prog);
 213 }
 214
 215 void Package::Loader::build_info()
 216 {
 217         load_sub(pkg.build_info);
 218 }