]> git.tdb.fi Git - builder.git/blobdiff - source/builder.cpp
Reimplement datafile building
[builder.git] / source / builder.cpp
index c08c3055795c233599904aeff7d9f91a25319ce7..07007f61bd75c82ae9f80d5e35315e29b7374b23 100644 (file)
@@ -1,5 +1,4 @@
 #include <set>
-#include <cstdlib>
 #include <msp/core/getopt.h>
 #include <msp/datafile/parser.h>
 #include <msp/fs/dir.h>
 #include "binarypackage.h"
 #include "builder.h"
 #include "copy.h"
+#include "datatool.h"
 #include "gnuarchiver.h"
 #include "gnuccompiler.h"
 #include "gnucxxcompiler.h"
 #include "gnulinker.h"
 #include "installedfile.h"
+#include "mingwdlltool.h"
 #include "package.h"
 #include "pkgconfiggenerator.h"
 #include "sharedlibrary.h"
@@ -35,10 +36,10 @@ using namespace Msp;
 
 Builder::Builder(int argc, char **argv):
        package_manager(*this),
-       main_pkg(0),
        native_arch(*this, string()),
        build_type(0),
        vfs(*this),
+       build_graph(*this),
        analyzer(0),
        build(false),
        clean(0),
@@ -56,8 +57,7 @@ Builder::Builder(int argc, char **argv):
        string analyze_mode;
        string work_dir;
        bool full_paths = false;
-       unsigned max_depth = 5;
-       StringList cmdline_warn;
+       unsigned max_depth = 4;
        string prfx;
        string temp_str;
        string arch;
@@ -68,14 +68,14 @@ Builder::Builder(int argc, char **argv):
        string build_type_name;
 
        GetOpt getopt;
-       getopt.add_option('a', "analyze",    analyze_mode,  GetOpt::REQUIRED_ARG).set_help("Perform analysis.  MODE can be deps, alldeps or rebuild.", "MODE");
-       getopt.add_option('b', "build",      build,         GetOpt::NO_ARG).set_help("Perform build even if doing analysis.");
+       getopt.add_option('a', "analyze",    analyze_mode,  GetOpt::REQUIRED_ARG).set_help("Perform dependency analysis.", "MODE");
+       getopt.add_option('b', "build",      build,         GetOpt::NO_ARG).set_help("Perform build even if also doing something else.");
        getopt.add_option('c', "clean",      clean,         GetOpt::NO_ARG).set_help("Clean buildable targets.");
-       getopt.add_option('f', "file",       build_file,    GetOpt::REQUIRED_ARG).set_help("Read info from FILE instead of Build.", "FILE");
+       getopt.add_option('f', "file",       build_file,    GetOpt::REQUIRED_ARG).set_help("Read build instructions from FILE.", "FILE");
        getopt.add_option('h', "help",       help,          GetOpt::NO_ARG).set_help("Print this message.");
-       getopt.add_option('j', "jobs",       jobs,          GetOpt::REQUIRED_ARG).set_help("Run NUM commands at once, whenever possible.", "NUM");
-       getopt.add_option('l', "log",        log_channels,  GetOpt::REQUIRED_ARG).set_help("Set log channels to be displayed.", "LIST");
-       getopt.add_option('n', "dry-run",    dry_run,       GetOpt::NO_ARG).set_help("Don't actually do anything, only show what would be done.");
+       getopt.add_option('j', "jobs",       jobs,          GetOpt::REQUIRED_ARG).set_help("Run up to NUM tasks in parallel.", "NUM");
+       getopt.add_option('l', "log",        log_channels,  GetOpt::REQUIRED_ARG).set_help("Enable listed log channels.", "LIST");
+       getopt.add_option('n', "dry-run",    dry_run,       GetOpt::NO_ARG).set_help("Show what would be done without actually doing it.");
        getopt.add_option('s', "silent",     silent,        GetOpt::NO_ARG).set_help("Don't print any messages other than errors.");
        getopt.add_option('t', "build-type", build_type_name, GetOpt::REQUIRED_ARG).set_help("Set build type.", "TYPE");
        getopt.add_option('v', "verbose",    verbose,       GetOpt::NO_ARG).set_help("Print more information about what's going on.");
@@ -88,10 +88,9 @@ Builder::Builder(int argc, char **argv):
        getopt.add_option(     "arch",       arch,          GetOpt::REQUIRED_ARG).set_help("Build for architecture ARCH.", "ARCH");
        getopt.add_option(     "conf-only",  conf_only,     GetOpt::NO_ARG).set_help("Stop after configuring packages.");
        getopt.add_option(     "full-paths", full_paths,    GetOpt::NO_ARG).set_help("Output full paths in analysis.");
-       getopt.add_option(     "max-depth",  max_depth,     GetOpt::REQUIRED_ARG).set_help("Show up to NUM levels in analysis..", "NUM");
+       getopt.add_option(     "max-depth",  max_depth,     GetOpt::REQUIRED_ARG).set_help("Show up to NUM levels in analysis.", "NUM");
        getopt.add_option(     "prefix",     prfx,          GetOpt::REQUIRED_ARG).set_help("Install things to DIR.", "DIR");
        getopt.add_option(     "tempdir",    temp_str,      GetOpt::REQUIRED_ARG).set_help("Store temporary files in DIR.", "DIR");
-       getopt.add_option(     "warnings",   cmdline_warn,  GetOpt::REQUIRED_ARG).set_help("Compiler warnings to use.", "LIST");
        usagemsg = getopt.generate_usage(argv[0])+" [<target> ...]";
        helpmsg = getopt.generate_help();
        getopt(argc, argv);
@@ -110,20 +109,10 @@ Builder::Builder(int argc, char **argv):
                logger.enable_channel("commands");
        }
        if(verbose>=3)
-       {
-               logger.enable_channel("packagemgr");
-               logger.enable_channel("configure");
-       }
-       if(verbose>=4)
        {
                logger.enable_channel("files");
                logger.enable_channel("auxcommands");
        }
-       if(verbose>=5)
-       {
-               logger.enable_channel("tools");
-               logger.enable_channel("vfs");
-       }
        for(list<string>::const_iterator i=log_channels.begin(); i!=log_channels.end(); ++i)
        {
                vector<string> parts = split(*i, ',');
@@ -157,19 +146,20 @@ Builder::Builder(int argc, char **argv):
        {
                string::size_type equal = i->find('=');
                if(equal!=string::npos)
-                       cmdline_options.insert(StringMap::value_type(i->substr(0, equal), i->substr(equal+1)));
+                       cmdline_options.insert(Config::InputOptions::value_type(i->substr(0, equal), i->substr(equal+1)));
                else
                        cmdline_targets.push_back(*i);
        }
 
-       if(cmdline_targets.empty())
-               cmdline_targets.push_back("default");
-
        if(!work_dir.empty())
                FS::chdir(work_dir);
 
        cwd = FS::getcwd();
 
+       package_manager.append_package_path(cwd);
+       package_manager.append_package_path(cwd/"..");
+       package_manager.append_binary_package_path(FS::get_sys_data_dir(argv[0], "builder"));
+
        package_manager.set_no_externals(no_externals);
 
        if(arch.empty())
@@ -177,8 +167,12 @@ Builder::Builder(int argc, char **argv):
        else
                current_arch = new Architecture(*this, arch);
 
-       load_build_file((FS::get_sys_data_dir(argv[0], "builder")/"builderrc").str());
-       load_build_file((FS::get_user_data_dir("builder")/"rc").str());
+       list<FS::Path> start_files;
+       start_files.push_back(FS::get_sys_data_dir(argv[0], "builder")/"builderrc");
+       start_files.push_back(FS::get_user_data_dir("builder")/"rc");
+       for(list<FS::Path>::const_iterator i=start_files.begin(); i!=start_files.end(); ++i)
+               if(FS::exists(*i))
+                       load_build_file(*i);
 
        if(prfx.empty())
        {
@@ -188,7 +182,7 @@ Builder::Builder(int argc, char **argv):
                        prefix = (FS::get_home_dir()/"local"/current_arch->get_name()).str();
        }
        else
-               prefix = FS::getcwd()/prfx;
+               prefix = cwd/prfx;
 
        if(!temp_str.empty())
                tempdir = temp_str;
@@ -201,17 +195,6 @@ Builder::Builder(int argc, char **argv):
                build_type = &i->second;
        }
 
-       warnings.push_back("all");
-       warnings.push_back("extra");
-       warnings.push_back("shadow");
-       warnings.push_back("pointer-arith");
-       warnings.push_back("error");
-       for(StringList::iterator i=cmdline_warn.begin(); i!=cmdline_warn.end(); ++i)
-       {
-               vector<string> warns = split(*i, ',');
-               warnings.insert(warnings.end(), warns.begin(), warns.end());
-       }
-
        toolchain.add_tool(new GnuCCompiler(*this, *current_arch));
        toolchain.add_tool(new GnuCxxCompiler(*this, *current_arch));
        toolchain.add_tool(new GnuLinker(*this, *current_arch));
@@ -219,37 +202,20 @@ Builder::Builder(int argc, char **argv):
        toolchain.add_tool(new Copy(*this));
        toolchain.add_tool(new Tar(*this));
        toolchain.add_tool(new PkgConfigGenerator(*this));
+       if(current_arch->get_system()=="windows")
+               toolchain.add_tool(new MingwDllTool(*this, *current_arch));
+       toolchain.add_tool(new DataTool(*this));
 }
 
 Builder::~Builder()
 {
-       for(TargetMap::iterator i=targets.begin(); i!=targets.end(); ++i)
-               delete i->second;
        delete analyzer;
 }
 
 int Builder::main()
 {
-       if(prefix.str()!="/usr")
-       {
-               FS::Path pcdir = prefix/"lib"/"pkgconfig";
-               if(const char *pcp = getenv("PKG_CONFIG_PATH"))
-               {
-                       vector<string> path = split(pcp, ':');
-                       bool found = false;
-                       for(vector<string>::const_iterator i=path.begin(); (!found && i!=path.end()); ++i)
-                               found = (*i==pcdir.str());
-                       if(!found)
-                       {
-                               path.push_back(pcdir.str());
-                               setenv("PKG_CONFIG_PATH", join(path.begin(), path.end(), ":").c_str(), true);
-                       }
-               }
-               else
-                       setenv("PKG_CONFIG_PATH", pcdir.str().c_str(), true);
-       }
-
-       if(load_build_file(cwd/build_file))
+       FS::Path main_file = cwd/build_file;
+       if(!FS::exists(main_file))
        {
                if(help)
                {
@@ -258,12 +224,12 @@ int Builder::main()
                }
                else
                {
-                       IO::print(IO::cerr, "No build info here.\n");
+                       IO::print(IO::cerr, "The file %s does not exist.\n", main_file);
                        return 1;
                }
        }
 
-       main_pkg->configure(cmdline_options, conf_all?2:1);
+       load_build_file(main_file);
 
        if(help)
        {
@@ -273,12 +239,12 @@ int Builder::main()
                return 0;
        }
 
+       if(!prepare_build())
+               return 1;
+
        if(conf_only)
                return 0;
 
-       if(create_targets())
-               return 1;
-
        logger.log("environment", format("Building on %s, for %s%s", native_arch.get_name(),
                current_arch->get_name(), (current_arch->is_native() ? " (native)" : "")));
        logger.log("environment", format("Prefix is %s", prefix));
@@ -293,7 +259,7 @@ int Builder::main()
        list<string> package_details;
        for(PackageManager::PackageMap::const_iterator i=packages.begin(); i!=packages.end(); ++i)
        {
-               if(!i->second || !i->second->is_configured())
+               if(!i->second->is_prepared())
                        continue;
 
                string line = i->second->get_name();
@@ -303,7 +269,8 @@ int Builder::main()
 
                        unsigned count = 0;
                        unsigned to_be_built = 0;
-                       for(TargetMap::iterator j=targets.begin(); j!=targets.end(); ++j)
+                       const BuildGraph::TargetMap &targets = build_graph.get_targets();
+                       for(BuildGraph::TargetMap::const_iterator j=targets.begin(); j!=targets.end(); ++j)
                                if(j->second->get_package()==i->second)
                                {
                                        ++count;
@@ -322,7 +289,7 @@ int Builder::main()
                package_details.push_back(line);
        }
 
-       logger.log("summary", format("%d active packages, %d targets", package_details.size(), targets.size()));
+       logger.log("summary", format("%d active packages, %d targets", package_details.size(), build_graph.get_targets().size()));
        for(list<string>::const_iterator i=package_details.begin(); i!=package_details.end(); ++i)
                logger.log("packages", *i);
 
@@ -341,30 +308,17 @@ int Builder::main()
 
        if(clean)
                exit_code = do_clean();
-       else if(build)
+       if(build)
                exit_code = do_build();
 
        return exit_code;
 }
 
-Target *Builder::get_target(const string &n) const
-{
-       TargetMap::const_iterator i = targets.find(n);
-       if(i!=targets.end())
-               return i->second;
-       return 0;
-}
-
 void Builder::problem(const string &p, const string &d)
 {
        problems.push_back(Problem(p, d));
 }
 
-void Builder::add_target(Target *t)
-{
-       targets.insert(TargetMap::value_type(t->get_name(), t));
-}
-
 void Builder::usage(const char *reason, const char *argv0, bool brief)
 {
        if(reason)
@@ -381,45 +335,25 @@ void Builder::usage(const char *reason, const char *argv0, bool brief)
        }
 }
 
-int Builder::load_build_file(const FS::Path &fn)
+void Builder::load_build_file(const FS::Path &fn)
 {
-       if(!FS::exists(fn))
-               return -1;
-
        IO::BufferedFile in(fn.str());
 
        logger.log("files", format("Reading %s", fn));
 
        DataFile::Parser parser(in, fn.str());
-       Loader loader(*this, fn.subpath(0, fn.size()-1));
+       Loader loader(*this);
        loader.load(parser);
-
-       return 0;
 }
 
-int Builder::create_targets()
+bool Builder::prepare_build()
 {
-       Target *world = new VirtualTarget(*this, "world");
-
-       Target *def_tgt = new VirtualTarget(*this, "default");
-       world->add_depend(*def_tgt);
-
-       Target *install = new VirtualTarget(*this, "install");
-       world->add_depend(*install);
+       package_manager.get_main_package().prepare();
 
-       Target *tarballs = new VirtualTarget(*this, "tarballs");
-       world->add_depend(*tarballs);
-
-       const PackageManager::PackageMap &packages = package_manager.get_packages();
-       for(PackageManager::PackageMap::const_iterator i=packages.begin(); i!=packages.end(); ++i)
-               if(i->second && i->second->is_configured())
-                       i->second->create_targets();
-
-       // Make the cmdline target depend on all targets mentioned on the command line
-       Target *cmdline = new VirtualTarget(*this, "cmdline");
-       for(list<string>::iterator i=cmdline_targets.begin(); i!=cmdline_targets.end(); ++i)
+       // Add targets from command line as goals
+       for(NameList::iterator i=cmdline_targets.begin(); i!=cmdline_targets.end(); ++i)
        {
-               Target *tgt = get_target(*i);
+               Target *tgt = build_graph.get_target(*i);
                if(!tgt)
                        tgt = vfs.get_target(*i);
                if(!tgt)
@@ -427,50 +361,42 @@ int Builder::create_targets()
                if(!tgt)
                {
                        IO::print("I don't know anything about %s\n", *i);
-                       return -1;
+                       return false;
                }
 
-               cmdline->add_depend(*tgt);
+               build_graph.add_goal(*tgt);
        }
 
-       cmdline->prepare();
+       build_graph.prepare();
 
        // Apply what-ifs
-       for(StringList::iterator i=what_if.begin(); i!=what_if.end(); ++i)
+       for(NameList::iterator i=what_if.begin(); i!=what_if.end(); ++i)
        {
                FileTarget *tgt = vfs.get_target(cwd/ *i);
                if(!tgt)
                {
                        IO::print(IO::cerr, "Unknown what-if target %s\n", *i);
-                       return -1;
+                       return false;
                }
                tgt->touch();
        }
 
        if(build_all)
-       {
-               for(TargetMap::iterator i=targets.begin(); i!=targets.end(); ++i)
-                       if(i->second->is_buildable() && !i->second->needs_rebuild())
-                               i->second->force_rebuild();
-       }
+               build_graph.force_full_rebuild();
 
        if(!dry_run)
        {
+               const PackageManager::PackageMap &packages = package_manager.get_packages();
                for(PackageManager::PackageMap::const_iterator i=packages.begin(); i!=packages.end(); ++i)
                        i->second->save_caches();
        }
 
-       return 0;
+       return true;
 }
 
 int Builder::do_build()
 {
-       Target *cmdline = get_target("cmdline");
-
-       unsigned total = 0;
-       for(map<string, Target *>::const_iterator i=targets.begin(); i!=targets.end(); ++i)
-               if(i->second->is_buildable() && i->second->needs_rebuild())
-                       ++total;
+       unsigned total = build_graph.count_rebuild_targets();
 
        if(!total)
        {
@@ -485,12 +411,13 @@ int Builder::do_build()
 
        bool fail = false;
        bool finish = false;
+       bool starved = false;
 
        while(!finish)
        {
-               if(tasks.size()<jobs && !fail)
+               if(tasks.size()<jobs && !fail && !starved)
                {
-                       Target *tgt = cmdline->get_buildable_target();
+                       Target *tgt = build_graph.get_buildable_target();
                        if(tgt)
                        {
                                if(tgt->get_tool())
@@ -516,13 +443,20 @@ int Builder::do_build()
                        }
                        else if(tasks.empty())
                                finish = true;
+                       else
+                               starved = true;
                }
                else
                        Time::sleep(10*Time::msec);
 
                for(unsigned i=0; i<tasks.size();)
                {
-                       Task::Status status = tasks[i]->check();
+                       Task::Status status;
+                       if(jobs==1 || (tasks.size()==1 && starved))
+                               status = tasks[i]->wait();
+                       else
+                               status = tasks[i]->check();
+
                        if(status!=Task::RUNNING)
                        {
                                ++count;
@@ -533,6 +467,7 @@ int Builder::do_build()
                                        fail = true;
                                if(tasks.empty() && fail)
                                        finish = true;
+                               starved = false;
                        }
                        else
                                ++i;
@@ -546,6 +481,13 @@ int Builder::do_build()
        else if(show_progress)
                logger.log("summary", "Build complete");
 
+       if(!dry_run)
+       {
+               const PackageManager::PackageMap &packages = package_manager.get_packages();
+               for(PackageManager::PackageMap::const_iterator i=packages.begin(); i!=packages.end(); ++i)
+                       i->second->save_caches();
+       }
+
        return fail;
 }
 
@@ -555,38 +497,41 @@ int Builder::do_clean()
 
        set<Target *> clean_tgts;
        list<Target *> queue;
-       queue.push_back(get_target("cmdline"));
+       queue.push_back(build_graph.get_target("cmdline"));
 
        while(!queue.empty())
        {
                Target *tgt = queue.front();
                queue.erase(queue.begin());
 
-               if(tgt->is_buildable() && (tgt->get_package()==main_pkg || clean>=2))
+               if(tgt->is_buildable() && (tgt->get_package()==&package_manager.get_main_package() || clean>=2))
                        clean_tgts.insert(tgt);
 
-               const Target::Dependencies &deps = tgt->get_depends();
+               const Target::Dependencies &deps = tgt->get_dependencies();
                for(list<Target *>::const_iterator i=deps.begin(); i!=deps.end(); ++i)
                        if(!clean_tgts.count(*i))
                                queue.push_back(*i);
        }
 
        for(set<Target *>::iterator i=clean_tgts.begin(); i!=clean_tgts.end(); ++i)
-               if(FileTarget *ft = dynamic_cast<FileTarget *>(*i))
-                       if(ft->get_mtime())
-                               FS::unlink(ft->get_path());
+       {
+               logger.log("tasks", format("RM    %s", (*i)->get_name()));
+               if(!dry_run)
+                       (*i)->clean();
+       }
 
        return 0;
 }
 
 void Builder::package_help()
 {
-       const Config &config = main_pkg->get_config();
+       SourcePackage &main_pkg = dynamic_cast<SourcePackage &>(package_manager.get_main_package());
+       const Config &config = main_pkg.get_config();
        const Config::OptionMap &options = config.get_options();
 
        IO::print("Required packages:\n  ");
-       const PackageList &requires = main_pkg->get_requires();
-       for(PackageList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
+       const Package::Requirements &requires = main_pkg.get_required_packages();
+       for(Package::Requirements::const_iterator i=requires.begin(); i!=requires.end(); ++i)
        {
                if(i!=requires.begin())
                        IO::print(", ");
@@ -596,9 +541,9 @@ void Builder::package_help()
        for(Config::OptionMap::const_iterator i=options.begin(); i!=options.end(); ++i)
        {
                const Config::Option &opt = i->second;
-               IO::print("  %s: %s (%s)", opt.name, opt.descr, opt.value);
-               if(opt.value!=opt.defv)
-                       IO::print(" [%s]", opt.defv);
+               IO::print("  %s: %s (%s)", opt.name, opt.description, opt.value);
+               if(opt.value!=opt.default_value)
+                       IO::print(" [%s]", opt.default_value);
                IO::print("\n");
        }
 }
@@ -607,9 +552,8 @@ string Builder::usagemsg;
 string Builder::helpmsg;
 
 
-Builder::Loader::Loader(Builder &b, const FS::Path &s):
-       DataFile::ObjectLoader<Builder>(b),
-       src(s)
+Builder::Loader::Loader(Builder &b):
+       DataFile::ObjectLoader<Builder>(b)
 {
        add("architecture", &Loader::architecture);
        add("binary_package", &Loader::binpkg);
@@ -646,11 +590,9 @@ void Builder::Loader::profile(const string &)
 
 void Builder::Loader::package(const string &n)
 {
-       SourcePackage *pkg = new SourcePackage(obj, n, src);
-       if(!obj.main_pkg)
-               obj.main_pkg = pkg;
+       SourcePackage *pkg = new SourcePackage(obj, n, get_source());
 
-       if(obj.conf_all || pkg==obj.main_pkg)
+       if(obj.conf_all || pkg==&obj.package_manager.get_main_package())
                load_sub(*pkg, obj.cmdline_options);
        else
                load_sub(*pkg);