3 #include <msp/progress.h>
4 #include <msp/core/error.h>
5 #include <msp/getopt++/getopt++.h>
6 #include <msp/parser/parser.h>
7 #include <msp/path/utils.h>
8 #include <msp/strings/utils.h>
9 #include <msp/time/units.h>
10 #include <msp/time/utils.h>
14 #include "executable.h"
18 #include "objectfile.h"
20 #include "pkgconfig.h"
21 #include "sharedlibrary.h"
22 #include "staticlibrary.h"
23 #include "systemlibrary.h"
24 #include "virtualtarget.h"
29 Builder::Builder(int argc, char **argv):
39 bool full_paths=false;
43 getopt.add_option('a', "analyze", analyze_mode, GetOpt::REQUIRED_ARG);
44 getopt.add_option('b', "build", do_build, GetOpt::NO_ARG);
45 // getopt.add_option('c', "clean", clean, GetOpt::NO_ARG);
46 getopt.add_option('f', "file", build_file, GetOpt::REQUIRED_ARG);
47 getopt.add_option('h', "help", help, GetOpt::NO_ARG);
48 getopt.add_option('j', "jobs", jobs, GetOpt::REQUIRED_ARG);
49 getopt.add_option('n', "dry-run", dry_run, GetOpt::NO_ARG);
50 getopt.add_option('v', "verbose", verbose, GetOpt::NO_ARG);
51 getopt.add_option('A', "conf-all", conf_all, GetOpt::NO_ARG);
52 getopt.add_option('B', "build-all", build_all, GetOpt::NO_ARG);
53 getopt.add_option('C', "chdir", work_dir, GetOpt::REQUIRED_ARG);
54 getopt.add_option('W', "what-if", what_if, GetOpt::REQUIRED_ARG);
55 getopt.add_option( "chrome", chrome, GetOpt::NO_ARG);
56 getopt.add_option( "conf-only", conf_only, GetOpt::NO_ARG);
57 getopt.add_option( "full-paths", full_paths, GetOpt::NO_ARG);
58 getopt.add_option( "max-depth", max_depth, GetOpt::REQUIRED_ARG);
61 if(!analyze_mode.empty())
63 analyzer=new Analyzer(*this);
65 if(analyze_mode=="deps")
66 analyzer->set_mode(Analyzer::DEPS);
67 else if(analyze_mode=="alldeps")
68 analyzer->set_mode(Analyzer::ALLDEPS);
69 else if(analyze_mode=="rebuild")
70 analyzer->set_mode(Analyzer::REBUILD);
71 else if(analyze_mode=="rdeps")
72 analyzer->set_mode(Analyzer::RDEPS);
74 throw UsageError("Invalid analyze mode");
76 analyzer->set_max_depth(max_depth);
77 analyzer->set_full_paths(full_paths);
82 const list<string> &args=getopt.get_args();
83 for(list<string>::const_iterator i=args.begin(); i!=args.end(); ++i)
85 unsigned equal=i->find('=');
86 if(equal!=string::npos)
87 cmdline_options.insert(RawOptionMap::value_type(i->substr(0, equal), i->substr(equal+1)));
89 cmdline_targets.push_back(*i);
92 if(cmdline_targets.empty())
93 cmdline_targets.push_back("default");
96 chdir(work_dir.c_str());
100 archs.insert(StringMap::value_type("native", ""));
101 archs.insert(StringMap::value_type("arm", "arm-linux-gnu-"));
102 archs.insert(StringMap::value_type("win32", "i586-mingw32msvc-"));
106 Gets a package with the specified name, possibly creating it.
108 @param n Package name
110 @return Pointer to the package, or 0 if the package could not be located
112 Package *Builder::get_package(const string &n)
114 PackageMap::iterator i=packages.find(n);
115 if(i!=packages.end())
118 // Try to get source directory with pkgconfig
120 argv.push_back("pkg-config");
121 argv.push_back("--variable=source");
123 string srcdir=strip(run_command(argv));
127 dirs.push_back(srcdir);
129 // Make some other guesses about the source directory
131 if(!dirname.compare(0, 3, "msp"))
133 dirs.push_back(cwd/dirname);
134 dirs.push_back(cwd/".."/dirname);
136 // Go through the candidate directories and look for a Build file
137 for(PathList::iterator j=dirs.begin(); j!=dirs.end(); ++j)
138 if(!load_build_file(*j/"Build"))
141 if(i!=packages.end())
146 // Package source not found - create a binary package
147 Package *pkg=Package::create(*this, n);
148 packages.insert(PackageMap::value_type(n, pkg));
150 new_pkgs.push_back(pkg);
156 Returns the target with the given name, or 0 if no such target exists.
158 Target *Builder::get_target(const string &n)
160 TargetMap::iterator i=targets.find(n);
167 Tries to locate a header included from a given location and with a given include
168 path. Considers known targets as well as existing files. If a matching target
169 is not found but a file exists, a new SystemHeader target will be created and
172 Target *Builder::get_header(const string &include, const string &from, const list<string> &path)
175 update_hash(hash, from);
176 for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
177 update_hash(hash, *i);
179 string id=hash+include;
180 TargetMap::iterator i=includes.find(id);
181 if(i!=includes.end())
184 string fn=include.substr(1);
186 if(include[0]=='"' && (tgt=get_header(Path::Path(from)/fn)))
188 else if((tgt=get_header(Path::Path("/usr/include")/fn)))
190 //XXX Determine the C++ header location dynamically
191 else if((tgt=get_header(Path::Path("/usr/include/c++/4.1.2")/fn)))
195 for(list<string>::const_iterator j=path.begin(); (j!=path.end() && !tgt); ++j)
196 tgt=get_header(cwd/ *j/fn);
199 includes.insert(TargetMap::value_type(id, tgt));
205 Tries to locate a library with the given library path. Considers known targets
206 as well as existing files. If a matching target is not found but a file exists,
207 a new SystemLibrary target will be created and returned.
209 @param lib Name of the library to get (without "lib" prefix or extension)
210 @param path List of paths to search for the library
211 @param mode Shared / static mode
213 @return Some kind of library target, if a match was found
215 Target *Builder::get_library(const string &lib, const list<string> &path, LibMode mode)
218 for(list<string>::const_iterator i=path.begin(); i!=path.end(); ++i)
219 update_hash(hash, *i);
221 //XXX Incorporate mode into id
223 TargetMap::iterator i=libraries.find(id);
224 if(i!=libraries.end())
228 if((tgt=get_library(lib, "/lib", mode)))
230 else if((tgt=get_library(lib, "/usr/lib", mode)))
234 for(list<string>::const_iterator j=path.begin(); (j!=path.end() && !tgt); ++j)
235 tgt=get_library(lib, cwd/ *j, mode);
238 libraries.insert(TargetMap::value_type(id, tgt));
243 const string &Builder::get_arch_prefix(const string &arch) const
245 StringMap::const_iterator i=archs.find(arch);
247 throw InvalidParameterValue("Unknown architecture");
254 if(load_build_file(cwd/build_file))
256 cerr<<"No build info here.\n";
260 default_pkg=packages.begin()->second;
262 while(!new_pkgs.empty())
264 Package *pkg=new_pkgs.front();
265 new_pkgs.erase(new_pkgs.begin());
269 default_pkg->configure(cmdline_options, conf_all?2:1);
273 usage(0, "builder", false);
280 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
285 else if(i->second->get_buildable() && i->second->get_arch()!=default_pkg->get_arch())
286 prob="wrong architecture ("+i->second->get_arch()+")";
288 problems.insert(StringMap::value_type(i->first, prob));
291 if(!problems.empty())
293 cerr<<"The following problems were detected:\n";
294 for(StringMap::iterator i=problems.begin(); i!=problems.end(); ++i)
295 cerr<<" "<<i->first<<": "<<i->second<<'\n';
296 cerr<<"Please fix them and try again.\n";
306 cout<<packages.size()<<" packages, "<<targets.size()<<" targets\n";
309 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
311 cout<<' '<<i->second->get_name();
312 if(i->second->get_buildable())
315 unsigned ood_count=0;
316 for(TargetMap::iterator j=targets.begin(); j!=targets.end(); ++j)
317 if(j->second->get_package()==i->second)
320 if(j->second->get_rebuild())
325 cout<<" ("<<count<<" targets";
327 cout<<", "<<ood_count<<" out-of-date";
345 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
347 for(TargetMap::iterator i=targets.begin(); i!=targets.end(); ++i)
352 void Builder::usage(const char *reason, const char *argv0, bool brief)
358 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> ...]";
362 "Usage: "<<argv0<<" [options] [<target> ...]\n"
365 " -a, --analyze MODE Perform analysis. MODE can be deps, alldeps or rebuild.\n"
366 " -b, --build Perform build even if doing analysis.\n"
367 " -c, --clean Clean buildable targets.\n"
368 " -f, --file FILE Read info from FILE instead of Build.\n"
369 " -h, --help Print this message.\n"
370 " -j, --jobs NUM Run NUM commands at once, whenever possible.\n"
371 " -n, --dry-run Don't actually do anything, only show what would be done.\n"
372 " -v, --verbose Print more information about what's going on.\n"
373 " -A, --conf-all Apply configuration to all packages.\n"
374 " -B, --build-all Build all targets unconditionally.\n"
375 " -C, --chdir DIR Change to DIR before doing anything else.\n"
376 " -W, --what-if FILE Pretend that FILE has changed.\n"
377 " --chrome Use extra chrome to print status.\n"
378 " --conf-only Stop after configuring packages.\n"
379 " --full-paths Output full paths in analysis.\n"
380 " --max-depth NUM Maximum depth to show in analysis.\n";
385 Loads the given build file.
387 @param fn Path to the file
389 @return 0 on success, -1 if the file could not be opened
391 int Builder::load_build_file(const Path::Path &fn)
393 ifstream in(fn.str().c_str());
397 Parser::Parser parser(in, fn.str());
398 Loader loader(*this, fn.subpath(0, fn.size()-1));
405 Creates targets for all packages and prepares them for building.
407 @return 0 if everything went ok, -1 if something bad happened and a build
408 shouldn't be attempted
410 int Builder::create_targets()
412 Target *world=new VirtualTarget(*this, "world");
415 Target *def_tgt=new VirtualTarget(*this, "default");
417 world->add_depend(def_tgt);
419 Target *install=new VirtualTarget(*this, "install");
421 world->add_depend(install);
423 for(PackageMap::iterator i=packages.begin(); i!=packages.end(); ++i)
427 if(!i->second->get_buildable())
430 Path::Path inst_base;
431 if(i->second->get_buildable() && i->second->get_install_flags())
432 inst_base=i->second->get_prefix();
434 const ComponentList &components=i->second->get_components();
435 for(ComponentList::const_iterator j=components.begin(); j!=components.end(); ++j)
437 // Collect all files belonging to the component
439 const PathList &sources=j->get_sources();
440 for(PathList::const_iterator k=sources.begin(); k!=sources.end(); ++k)
444 if(S_ISDIR(st.st_mode))
446 list<string> sfiles=list_files(*k);
447 for(list<string>::iterator l=sfiles.begin(); l!=sfiles.end(); ++l)
448 files.push_back(*k / *l);
454 bool build_exe=j->get_type()!=Component::HEADERS;
456 list<ObjectFile *> objs;
457 for(PathList::iterator k=files.begin(); k!=files.end(); ++k)
459 string basename=(*k)[-1];
460 string ext=Path::splitext(basename).ext;
461 if((ext==".cpp" || ext==".c") && build_exe)
463 SourceFile *src=new SourceFile(*this, &*j, k->str());
467 ObjectFile *obj=new ObjectFile(*this, *j, *src);
473 Target *hdr=get_target(k->str());
476 hdr=new Header(*this, &*j, k->str());
480 // Install headers if requested
481 if(!j->get_install_headers().empty())
483 Path::Path inst_path=inst_base/"include"/j->get_install_headers()/basename;
484 Install *inst=new Install(*this, *i->second, *hdr, inst_path.str());
486 install->add_depend(inst);
494 StaticLibrary *slib=0;
495 if(j->get_type()==Component::LIBRARY)
497 exe=new SharedLibrary(*this, *j, objs);
498 slib=new StaticLibrary(*this, *j, objs);
502 exe=new Executable(*this, *j, objs);
505 if(i->second==default_pkg)
507 def_tgt->add_depend(exe);
508 if(slib) def_tgt->add_depend(slib);
512 world->add_depend(exe);
513 if(slib) world->add_depend(slib);
519 if(j->get_type()==Component::PROGRAM)
521 else if(j->get_type()==Component::LIBRARY)
523 if(!inst_dir.empty())
525 Install *inst=new Install(*this, *i->second, *exe, (inst_base/inst_dir/Path::basename(exe->get_name())).str());
527 install->add_depend(inst);
531 inst=new Install(*this, *i->second, *slib, (inst_base/inst_dir/Path::basename(slib->get_name())).str());
533 install->add_depend(inst);
540 if(i->second->get_install_flags()&(Package::LIB|Package::INCLUDE))
542 PkgConfig *pc=new PkgConfig(*this, *i->second);
544 Install *inst=new Install(*this, *i->second, *pc, (inst_base/"lib"/"pkgconfig"/Path::basename(pc->get_name())).str());
546 install->add_depend(inst);
550 // Find dependencies until no new targets are created
551 while(!new_tgts.empty())
553 Target *tgt=new_tgts.front();
554 new_tgts.erase(new_tgts.begin());
556 if(!tgt->get_depends_ready())
557 new_tgts.push_back(tgt);
561 for(StringList::iterator i=what_if.begin(); i!=what_if.end(); ++i)
563 Target *tgt=get_target((cwd/ *i).str());
566 cerr<<"Unknown what-if target "<<*i<<'\n';
572 // Make the cmdline target depend on all targets mentioned on the command line
573 Target *cmdline=new VirtualTarget(*this, "cmdline");
575 world->add_depend(cmdline);
576 for(list<string>::iterator i=cmdline_targets.begin(); i!=cmdline_targets.end(); ++i)
578 Target *tgt=get_target(*i);
580 tgt=get_target((cwd/ *i).str());
583 cerr<<"I don't know anything about "<<*i<<'\n';
586 cmdline->add_depend(tgt);
595 Check if a header exists, either as a target or a file. Either an existing
596 target or a new SystemHeader target will be returned.
598 Target *Builder::get_header(const Msp::Path::Path &fn)
600 Target *tgt=get_target(fn.str());
605 add_target(tgt=new SystemHeader(*this, fn.str()));
611 Target *Builder::get_library(const string &lib, const Path::Path &path, LibMode mode)
616 full=(path/("lib"+lib+".a")).str();
617 Target *tgt=get_target(full);
618 // Targets can only be associated with buildable packages (or no package at all)
619 if(tgt && (tgt->get_package() || mode==ALL_STATIC)) return tgt;
623 full=(path/("lib"+lib+".so")).str();
624 Target *tgt=get_target(full);
628 if(Path::exists(full))
630 Target *tgt=new SystemLibrary(*this, full);
639 Adds a target to both the target map and the new target queue.
641 void Builder::add_target(Target *t)
643 targets.insert(TargetMap::value_type(t->get_name(), t));
644 new_tgts.push_back(t);
648 Updates a hash with a string. This is used from get_header and get_library.
650 void Builder::update_hash(string &hash, const string &value)
652 for(unsigned i=0; i<value.size(); ++i)
653 hash[i%hash.size()]^=value[i];
657 This function supervises the build process, starting new actions when slots
662 Target *cmdline=get_target("cmdline");
664 unsigned total=cmdline->count_rebuild();
667 cout<<"Already up to date\n";
670 cout<<"Will build "<<total<<" target(s)\n";
672 vector<Action *> actions;
675 cout<<"0 targets built\n";
683 if(actions.size()<jobs && !fail)
685 Target *tgt=cmdline->get_buildable_target();
688 Action *action=tgt->build();
690 actions.push_back(action);
692 else if(actions.empty())
696 Time::sleep(10*Time::msec);
698 for(unsigned i=0; i<actions.size();)
700 int status=actions[i]->check();
706 cout<<"\e["<<actions.size()+1<<'A';
707 cout<<count<<" targets built\n";
711 if(i<actions.size()-1)
712 cout<<"\e["<<actions.size()-i-1<<"B";
716 actions.erase(actions.begin()+i);
719 if(actions.empty() && fail)
728 cout<<"Build failed\n";
734 Prints out information about the default package.
736 void Builder::package_help()
738 const Config &config=default_pkg->get_config();
739 const Config::OptionMap &options=config.get_options();
741 cout<<"Required packages:\n ";
742 const PkgRefList &requires=default_pkg->get_requires();
743 for(PkgRefList::const_iterator i=requires.begin(); i!=requires.end(); ++i)
745 if(i!=requires.begin())
750 cout<<"Package configuration:\n";
751 for(Config::OptionMap::const_iterator i=options.begin(); i!=options.end(); ++i)
753 const Config::Option &opt=i->second;
754 cout<<" "<<opt.name<<": "<<opt.descr<<" ("<<opt.value<<") ["<<opt.defv<<"]\n";
758 Application::RegApp<Builder> Builder::reg;
760 Builder::Loader::Loader(Builder &b, const Path::Path &s):
764 add("package", &Loader::package);
767 void Builder::Loader::package(const string &n)
769 Package *pkg=new Package(bld, n, src);
771 bld.packages.insert(PackageMap::value_type(n, pkg));
772 bld.new_pkgs.push_back(pkg);