3 #include <msp/progress.h>
4 #include <msp/strconv.h>
5 #include <msp/strutils.h>
6 #include <msp/core/error.h>
7 #include <msp/getopt++/getopt++.h>
8 #include <msp/parser/parser.h>
9 #include <msp/path/utils.h>
10 #include <msp/time/units.h>
11 #include <msp/time/utils.h>
15 #include "executable.h"
19 #include "objectfile.h"
21 #include "pkgconfig.h"
22 #include "sharedlibrary.h"
23 #include "staticlibrary.h"
24 #include "systemlibrary.h"
25 #include "virtualtarget.h"
30 Builder::Builder(int argc, char **argv):
40 bool full_paths=false;
44 getopt.add_option('a', "analyze", analyze_mode, GetOpt::REQUIRED_ARG);
45 getopt.add_option('b', "build", do_build, GetOpt::NO_ARG);
46 // getopt.add_option('c', "clean", clean, GetOpt::NO_ARG);
47 getopt.add_option('f', "file", build_file, GetOpt::REQUIRED_ARG);
48 getopt.add_option('h', "help", help, GetOpt::NO_ARG);
49 getopt.add_option('j', "jobs", jobs, GetOpt::REQUIRED_ARG);
50 getopt.add_option('n', "dry-run", dry_run, GetOpt::NO_ARG);
51 getopt.add_option('v', "verbose", verbose, GetOpt::NO_ARG);
52 getopt.add_option('A', "conf-all", conf_all, GetOpt::NO_ARG);
53 getopt.add_option('B', "build-all", build_all, GetOpt::NO_ARG);
54 getopt.add_option('C', "chdir", work_dir, GetOpt::REQUIRED_ARG);
55 getopt.add_option('W', "what-if", what_if, GetOpt::REQUIRED_ARG);
56 getopt.add_option( "chrome", chrome, GetOpt::NO_ARG);
57 getopt.add_option( "conf-only", conf_only, GetOpt::NO_ARG);
58 getopt.add_option( "full-paths", full_paths, GetOpt::NO_ARG);
59 getopt.add_option( "max-depth", max_depth, GetOpt::REQUIRED_ARG);
62 if(!analyze_mode.empty())
64 analyzer=new Analyzer(*this);
66 if(analyze_mode=="deps")
67 analyzer->set_mode(Analyzer::DEPS);
68 else if(analyze_mode=="alldeps")
69 analyzer->set_mode(Analyzer::ALLDEPS);
70 else if(analyze_mode=="rebuild")
71 analyzer->set_mode(Analyzer::REBUILD);
72 else if(analyze_mode=="rdeps")
73 analyzer->set_mode(Analyzer::RDEPS);
75 throw UsageError("Invalid analyze mode");
77 analyzer->set_max_depth(max_depth);
78 analyzer->set_full_paths(full_paths);
83 const list<string> &args=getopt.get_args();
84 for(list<string>::const_iterator i=args.begin(); i!=args.end(); ++i)
86 unsigned equal=i->find('=');
87 if(equal!=string::npos)
88 cmdline_options.insert(RawOptionMap::value_type(i->substr(0, equal), i->substr(equal+1)));
90 cmdline_targets.push_back(*i);
93 if(cmdline_targets.empty())
94 cmdline_targets.push_back("default");
97 chdir(work_dir.c_str());
101 archs.insert(StringMap::value_type("native", ""));
102 archs.insert(StringMap::value_type("arm", "arm-linux-gnu-"));
103 archs.insert(StringMap::value_type("win32", "i586-mingw32msvc-"));
107 Gets a package with the specified name, possibly creating it.
109 @param n Package name
111 @return Pointer to the package, or 0 if the package could not be located
113 Package *Builder::get_package(const string &n)
115 PackageMap::iterator i=packages.find(n);
116 if(i!=packages.end())
119 // Try to get source directory with pkgconfig
121 argv.push_back("pkg-config");
122 argv.push_back("--variable=source");
124 string srcdir=strip(run_command(argv));
128 dirs.push_back(srcdir);
130 // Make some other guesses about the source directory
132 if(!dirname.compare(0, 3, "msp"))
134 dirs.push_back(cwd/dirname);
135 dirs.push_back(cwd/".."/dirname);
137 // Go through the candidate directories and look for a Build file
138 for(PathList::iterator j=dirs.begin(); j!=dirs.end(); ++j)
139 if(!load_build_file(*j/"Build"))
142 if(i!=packages.end())
147 // Package source not found - create a binary package
148 Package *pkg=Package::create(*this, n);
149 packages.insert(PackageMap::value_type(n, pkg));
151 new_pkgs.push_back(pkg);
157 Returns the target with the given name, or 0 if no such target exists.
159 Target *Builder::get_target(const string &n)
161 TargetMap::iterator i=targets.find(n);
168 Tries to locate a header included from a given location and with a given include
169 path. Considers known targets as well as existing files. If a matching target
170 is not found but a file exists, a new SystemHeader target will be created and
173 Target *Builder::get_header(const string &include, const string &from, const list<string> &path)
176 update_hash(hash, from);
177 for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
178 update_hash(hash, *i);
180 string id=hash+include;
181 TargetMap::iterator i=includes.find(id);
182 if(i!=includes.end())
185 string fn=include.substr(1);
187 if(include[0]=='"' && (tgt=get_header(Path::Path(from)/fn)))
189 else if((tgt=get_header(Path::Path("/usr/include")/fn)))
191 //XXX Determine the C++ header location dynamically
192 else if((tgt=get_header(Path::Path("/usr/include/c++/4.1.2")/fn)))
196 for(list<string>::const_iterator j=path.begin(); (j!=path.end() && !tgt); ++j)
197 tgt=get_header(cwd/ *j/fn);
200 includes.insert(TargetMap::value_type(id, tgt));
206 Tries to locate a library with the given library path. Considers known targets
207 as well as existing files. If a matching target is not found but a file exists,
208 a new SystemLibrary target will be created and returned.
210 @param lib Name of the library to get (without "lib" prefix or extension)
211 @param path List of paths to search for the library
212 @param mode Shared / static mode
214 @return Some kind of library target, if a match was found
216 Target *Builder::get_library(const string &lib, const list<string> &path, LibMode mode)
219 for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
220 update_hash(hash, *i);
222 //XXX Incorporate mode into id
224 TargetMap::iterator i=libraries.find(id);
225 if(i!=libraries.end())
229 if((tgt=get_library(lib, "/lib", mode)))
231 else if((tgt=get_library(lib, "/usr/lib", mode)))
235 for(list<string>::const_iterator j=path.begin(); (j!=path.end() && !tgt); ++j)
236 tgt=get_library(lib, cwd/ *j, mode);
239 libraries.insert(TargetMap::value_type(id, tgt));
244 const string &Builder::get_arch_prefix(const string &arch) const
246 StringMap::const_iterator i=archs.find(arch);
248 throw InvalidParameterValue("Unknown architecture");
255 if(load_build_file(cwd/build_file))
257 cerr<<"No build info here.\n";
261 default_pkg=packages.begin()->second;
263 while(!new_pkgs.empty())
265 Package *pkg=new_pkgs.front();
266 new_pkgs.erase(new_pkgs.begin());
270 default_pkg->configure(cmdline_options, conf_all?2:1);
274 usage(0, "builder", false);
281 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
286 else if(i->second->get_buildable() && i->second->get_arch()!=default_pkg->get_arch())
287 prob="wrong architecture ("+i->second->get_arch()+")";
289 problems.insert(StringMap::value_type(i->first, prob));
292 if(!problems.empty())
294 cerr<<"The following problems were detected:\n";
295 for(StringMap::iterator i=problems.begin(); i!=problems.end(); ++i)
296 cerr<<" "<<i->first<<": "<<i->second<<'\n';
297 cerr<<"Please fix them and try again.\n";
307 cout<<packages.size()<<" packages, "<<targets.size()<<" targets\n";
310 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
312 cout<<' '<<i->second->get_name();
313 if(i->second->get_buildable())
316 unsigned ood_count=0;
317 for(TargetMap::iterator j=targets.begin(); j!=targets.end(); ++j)
318 if(j->second->get_package()==i->second)
321 if(j->second->get_rebuild())
326 cout<<" ("<<count<<" targets";
328 cout<<", "<<ood_count<<" out-of-date";
346 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
348 for(TargetMap::iterator i=targets.begin(); i!=targets.end(); ++i)
353 void Builder::usage(const char *reason, const char *argv0, bool brief)
359 cerr<<"Usage: "<<argv0<<" [-a|--analyze MODE] [-b|--build] [-c|--clean] [-f|--file FILE] [-h|--help] [-j|--jobs NUM] [-n||--dry-run] [-v|--verbose] [-A|--conf-all] [-B|--build-all] [-C|--chdir DIRECTORY] [-W|--what-if FILE] [--chrome] [--conf-only] [--full-paths] [--max-depth NUM] [<target> ...]";
363 "Usage: "<<argv0<<" [options] [<target> ...]\n"
366 " -a, --analyze MODE Perform analysis. MODE can be deps, alldeps or rebuild.\n"
367 " -b, --build Perform build even if doing analysis.\n"
368 " -c, --clean Clean buildable targets.\n"
369 " -f, --file FILE Read info from FILE instead of Build.\n"
370 " -h, --help Print this message.\n"
371 " -j, --jobs NUM Run NUM commands at once, whenever possible.\n"
372 " -n, --dry-run Don't actually do anything, only show what would be done.\n"
373 " -v, --verbose Print more information about what's going on.\n"
374 " -A, --conf-all Apply configuration to all packages.\n"
375 " -B, --build-all Build all targets unconditionally.\n"
376 " -C, --chdir DIR Change to DIR before doing anything else.\n"
377 " -W, --what-if FILE Pretend that FILE has changed.\n"
378 " --chrome Use extra chrome to print status.\n"
379 " --conf-only Stop after configuring packages.\n"
380 " --full-paths Output full paths in analysis.\n"
381 " --max-depth NUM Maximum depth to show in analysis.\n";
386 Loads the given build file.
388 @param fn Path to the file
390 @return 0 on success, -1 if the file could not be opened
392 int Builder::load_build_file(const Path::Path &fn)
394 ifstream in(fn.str().c_str());
398 Parser::Parser parser(in, fn.str());
399 Loader loader(*this, fn.subpath(0, fn.size()-1));
406 Creates targets for all packages and prepares them for building.
408 @return 0 if everything went ok, -1 if something bad happened and a build
409 shouldn't be attempted
411 int Builder::create_targets()
413 Target *world=new VirtualTarget(*this, "world");
416 Target *def_tgt=new VirtualTarget(*this, "default");
418 world->add_depend(def_tgt);
420 Target *install=new VirtualTarget(*this, "install");
422 world->add_depend(install);
424 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
428 if(!i->second->get_buildable())
431 Path::Path inst_base;
432 if(i->second->get_buildable())
433 inst_base=i->second->get_prefix();
435 const ComponentList &components=i->second->get_components();
436 for(ComponentList::const_iterator j=components.begin(); j!=components.end(); ++j)
438 // Collect all files belonging to the component
440 const PathList &sources=j->get_sources();
441 for(PathList::const_iterator k=sources.begin(); k!=sources.end(); ++k)
445 if(S_ISDIR(st.st_mode))
447 list<string> sfiles=list_files(*k);
448 for(list<string>::iterator l=sfiles.begin(); l!=sfiles.end(); ++l)
449 files.push_back(*k / *l);
455 bool build_exe=j->get_type()!=Component::HEADERS;
457 list<ObjectFile *> objs;
458 for(PathList::iterator k=files.begin(); k!=files.end(); ++k)
460 string basename=(*k)[-1];
461 string ext=Path::splitext(basename).ext;
462 if((ext==".cpp" || ext==".c") && build_exe)
464 SourceFile *src=new SourceFile(*this, &*j, k->str());
468 ObjectFile *obj=new ObjectFile(*this, *j, *src);
474 Target *hdr=get_target(k->str());
477 hdr=new Header(*this, &*j, k->str());
481 // Install headers if requested
482 if(!j->get_install_headers().empty())
484 Path::Path inst_path=inst_base/"include"/j->get_install_headers()/basename;
485 Install *inst=new Install(*this, *i->second, *hdr, inst_path.str());
487 install->add_depend(inst);
495 StaticLibrary *slib=0;
496 if(j->get_type()==Component::LIBRARY)
498 exe=new SharedLibrary(*this, *j, objs);
499 slib=new StaticLibrary(*this, *j, objs);
503 exe=new Executable(*this, *j, objs);
506 if(i->second==default_pkg)
508 def_tgt->add_depend(exe);
509 if(slib) def_tgt->add_depend(slib);
513 world->add_depend(exe);
514 if(slib) world->add_depend(slib);
520 if(j->get_type()==Component::PROGRAM)
522 else if(j->get_type()==Component::LIBRARY)
524 if(!inst_dir.empty())
526 Install *inst=new Install(*this, *i->second, *exe, (inst_base/inst_dir/Path::basename(exe->get_name())).str());
528 install->add_depend(inst);
532 inst=new Install(*this, *i->second, *slib, (inst_base/inst_dir/Path::basename(slib->get_name())).str());
534 install->add_depend(inst);
541 if(i->second->get_install_flags()&(Package::LIB|Package::INCLUDE))
543 PkgConfig *pc=new PkgConfig(*this, *i->second);
545 Install *inst=new Install(*this, *i->second, *pc, (inst_base/"lib"/"pkgconfig"/Path::basename(pc->get_name())).str());
547 install->add_depend(inst);
551 // Find dependencies until no new targets are created
552 while(!new_tgts.empty())
554 Target *tgt=new_tgts.front();
555 new_tgts.erase(new_tgts.begin());
557 if(!tgt->get_depends_ready())
558 new_tgts.push_back(tgt);
562 for(StringList::iterator i=what_if.begin(); i!=what_if.end(); ++i)
564 Target *tgt=get_target((cwd/ *i).str());
567 cerr<<"Unknown what-if target "<<*i<<'\n';
573 // Make the cmdline target depend on all targets mentioned on the command line
574 Target *cmdline=new VirtualTarget(*this, "cmdline");
576 world->add_depend(cmdline);
577 for(list<string>::iterator i=cmdline_targets.begin(); i!=cmdline_targets.end(); ++i)
579 Target *tgt=get_target(*i);
581 tgt=get_target((cwd/ *i).str());
584 cerr<<"I don't know anything about "<<*i<<'\n';
587 cmdline->add_depend(tgt);
596 Check if a header exists, either as a target or a file. Either an existing
597 target or a new SystemHeader target will be returned.
599 Target *Builder::get_header(const Msp::Path::Path &fn)
601 Target *tgt=get_target(fn.str());
606 add_target(tgt=new SystemHeader(*this, fn.str()));
612 Target *Builder::get_library(const string &lib, const Path::Path &path, LibMode mode)
617 full=(path/("lib"+lib+".a")).str();
618 Target *tgt=get_target(full);
619 // Targets can only be associated with buildable packages (or no package at all)
620 if(tgt && (tgt->get_package() || mode==ALL_STATIC)) return tgt;
624 full=(path/("lib"+lib+".so")).str();
625 Target *tgt=get_target(full);
629 if(Path::exists(full))
631 Target *tgt=new SystemLibrary(*this, full);
640 Adds a target to both the target map and the new target queue.
642 void Builder::add_target(Target *t)
644 targets.insert(TargetMap::value_type(t->get_name(), t));
645 new_tgts.push_back(t);
649 Updates a hash with a string. This is used from get_header and get_library.
651 void Builder::update_hash(string &hash, const string &value)
653 for(unsigned i=0; i<value.size(); ++i)
654 hash[i%hash.size()]^=value[i];
658 This function supervises the build process, starting new actions when slots
663 Target *cmdline=get_target("cmdline");
665 unsigned total=cmdline->count_rebuild();
668 cout<<"Already up to date\n";
671 cout<<"Will build "<<total<<" target(s)\n";
673 vector<Action *> actions;
676 cout<<"0 targets built\n";
684 if(actions.size()<jobs && !fail)
686 Target *tgt=cmdline->get_buildable_target();
689 Action *action=tgt->build();
691 actions.push_back(action);
693 else if(actions.empty())
697 Time::sleep(10*Time::msec);
699 for(unsigned i=0; i<actions.size();)
701 int status=actions[i]->check();
707 cout<<"\e["<<actions.size()+1<<'A';
708 cout<<count<<" targets built\n";
712 if(i<actions.size()-1)
713 cout<<"\e["<<actions.size()-i-1<<"B";
717 actions.erase(actions.begin()+i);
720 if(actions.empty() && fail)
729 cout<<"Build failed\n";
735 Prints out information about the default package.
737 void Builder::package_help()
739 const Config &config=default_pkg->get_config();
740 const Config::OptionMap &options=config.get_options();
742 cout<<"Required packages:\n ";
743 const PkgRefList &requires=default_pkg->get_requires();
744 for(PkgRefList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
746 if(i!=requires.begin())
751 cout<<"Package configuration:\n";
752 for(Config::OptionMap::const_iterator i=options.begin(); i!=options.end(); ++i)
754 const Config::Option &opt=i->second;
755 cout<<" "<<opt.name<<": "<<opt.descr<<" ("<<opt.value<<") ["<<opt.defv<<"]\n";
759 Application::RegApp<Builder> Builder::reg;
761 Builder::Loader::Loader(Builder &b, const Path::Path &s):
765 add("package", &Loader::package);
768 void Builder::Loader::package(const string &n)
770 Package *pkg=new Package(bld, n, src);
772 bld.packages.insert(PackageMap::value_type(n, pkg));
773 bld.new_pkgs.push_back(pkg);