+#include <msp/builder/filetarget.h>
+#include <msp/builder/sourcepackage.h>
+#include <msp/builder/tool.h>
+#include <msp/builder/toolchain.h>
+#include <msp/core/getopt.h>
+#include <msp/fs/dir.h>
+#include <msp/fs/stat.h>
+#include <msp/io/print.h>
+#include <msp/strings/format.h>
+#include <msp/strings/utils.h>
+#include "analyzer.h"
+#include "buildercli.h"
+
+using namespace std;
+using namespace Msp;
+
+BuilderCLI::BuilderCLI(int argc, char **argv):
+ RegisteredApplication<BuilderCLI>("builder")
+{
+ string analyze_mode;
+ string work_dir;
+ bool full_paths = false;
+ unsigned max_depth = 4;
+ string prefix;
+ string tempdir;
+ string arch;
+ bool no_externals = false;
+ unsigned verbose = 1;
+ bool silent = false;
+ vector<string> log_channels;
+ string build_type;
+
+ GetOpt getopt;
+ 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 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 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, 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.");
+ getopt.add_option('x', "no-externals",no_externals, GetOpt::NO_ARG).set_help("Do not load external source packages.");
+ getopt.add_option('A', "conf-all", conf_all, GetOpt::NO_ARG).set_help("Apply configuration to all packages.");
+ getopt.add_option('B', "build-all", build_all, GetOpt::NO_ARG).set_help("Build all targets unconditionally.");
+ getopt.add_option('C', "chdir", work_dir, GetOpt::REQUIRED_ARG).set_help("Change to DIR before doing anything else.", "DIR");
+ getopt.add_option('P', "progress", show_progress, GetOpt::NO_ARG).set_help("Display progress while building.");
+ getopt.add_option('W', "what-if", what_if, GetOpt::REQUIRED_ARG).set_help("Pretend that FILE has changed.", "FILE");
+ 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( "prefix", prefix, GetOpt::REQUIRED_ARG).set_help("Install things to DIR.", "DIR");
+ getopt.add_option( "tempdir", tempdir, GetOpt::REQUIRED_ARG).set_help("Store temporary files in DIR.", "DIR");
+ getopt.add_argument("target", cmdline_targets, GetOpt::OPTIONAL_ARG).set_help("Target(s) to build");
+ getopt(argc, argv);
+
+ if(help)
+ {
+ helpmsg = "Usage:\n ";
+ helpmsg += getopt.generate_usage(argv[0], true);
+ helpmsg += "\n\n";
+ helpmsg += getopt.generate_help();
+ }
+
+ if(silent)
+ --verbose;
+ if(verbose>=1)
+ {
+ logger.enable_channel("summary");
+ logger.enable_channel("tasks");
+ }
+ if(verbose>=2)
+ {
+ logger.enable_channel("environment");
+ logger.enable_channel("packages");
+ logger.enable_channel("commands");
+ }
+ if(verbose>=3)
+ {
+ logger.enable_channel("files");
+ logger.enable_channel("auxcommands");
+ }
+ for(const string &c: log_channels)
+ for(const string &p: split(c, ','))
+ logger.enable_channel(p);
+ builder.set_logger(&logger);
+
+ if(!analyze_mode.empty())
+ {
+ analyzer = new Analyzer(builder);
+
+ if(analyze_mode=="deps")
+ analyzer->set_mode(Analyzer::DEPS);
+ else if(analyze_mode=="alldeps")
+ analyzer->set_mode(Analyzer::ALLDEPS);
+ else if(analyze_mode=="rebuild")
+ analyzer->set_mode(Analyzer::REBUILD);
+ else if(analyze_mode=="rdeps")
+ analyzer->set_mode(Analyzer::RDEPS);
+ else
+ throw usage_error("Invalid analyze mode");
+
+ analyzer->set_max_depth(max_depth);
+ analyzer->set_full_paths(full_paths);
+ }
+ else if(!clean && !create_makefile)
+ build = true;
+
+ if(!work_dir.empty())
+ FS::chdir(work_dir);
+
+ cwd = FS::getcwd();
+
+ PackageManager &package_manager = builder.get_package_manager();
+
+ package_manager.append_package_path(cwd);
+ package_manager.append_package_path(cwd/"..");
+ package_manager.append_binary_package_path(FS::get_sys_data_dir()/"packages");
+
+ package_manager.set_no_externals(no_externals);
+
+ builder.set_architecture(tolower(arch));
+
+ vector<FS::Path> start_files;
+ start_files.push_back(FS::get_sys_data_dir()/"builderrc");
+ start_files.push_back(FS::get_user_data_dir()/"rc");
+ for(const FS::Path &f: start_files)
+ if(FS::exists(f))
+ builder.load_build_file(f);
+
+ if(!prefix.empty())
+ builder.set_prefix(cwd/prefix);
+
+ if(!tempdir.empty())
+ builder.set_temp_directory(tempdir);
+
+ if(!build_type.empty())
+ builder.set_build_type(build_type);
+
+ builder.add_default_tools();
+
+ const Toolchain &toolchain = builder.get_toolchain();
+ for(auto i=cmdline_targets.begin(); i!=cmdline_targets.end(); )
+ {
+ string::size_type equal = i->find('=');
+ if(equal!=string::npos)
+ {
+ string key = i->substr(0, equal);
+ string value = i->substr(equal+1);
+ if(toolchain.has_tool(key))
+ toolchain.get_tool(key).set_command(value);
+ else
+ cmdline_options.insert({ key, value });
+ i = cmdline_targets.erase(i);
+ }
+ else
+ ++i;
+ }
+}
+
+BuilderCLI::~BuilderCLI()
+{
+ delete analyzer;
+}
+
+int BuilderCLI::main()
+{
+ FS::Path main_file = cwd/build_file;
+ if(FS::exists(main_file))
+ {
+ builder.load_build_file(main_file, &cmdline_options, conf_all);
+ if(!dry_run && !cmdline_options.empty())
+ builder.save_caches();
+ }
+ else if(!help)
+ {
+ IO::print(IO::cerr, "The file %s does not exist.\n", main_file);
+ return 1;
+ }
+
+ if(help)
+ {
+ IO::print("Builder 3.0\n"
+ "Copyright © 2006-2022 Mikkosoft Productions, Mikko Rasa\n"
+ "Licensed under the GPL\n\n"
+ "%s", helpmsg);
+ package_help();
+ return 0;
+ }
+
+ const Architecture &native_arch = builder.get_native_arch();
+ const Architecture ¤t_arch = builder.get_current_arch();
+ logger.log("environment", "Building on %s, for %s%s", native_arch.get_name(),
+ current_arch.get_name(), (current_arch.is_native() ? " (native)" : ""));
+ logger.log("environment", "Prefix is %s", builder.get_prefix());
+ const FS::Path &tempdir = builder.get_temp_directory();
+ if(tempdir.is_absolute())
+ logger.log("environment", "Temporary directory is %s", tempdir);
+ else
+ logger.log("environment", "Using per-package temporary directory %s", tempdir);
+ const BuildType &build_type = builder.get_build_type();
+ logger.log("environment", "Build type is %s", build_type.get_name());
+
+ if(!prepare_build())
+ return 1;
+
+ if(conf_only)
+ return 0;
+
+ BuildGraph &build_graph = builder.get_build_graph();
+ PackageManager &package_manager = builder.get_package_manager();
+ vector<string> package_details;
+ for(const auto &kvp: package_manager.get_packages())
+ {
+ if(!kvp.second->is_prepared())
+ continue;
+
+ string line = kvp.second->get_name();
+ if(dynamic_cast<SourcePackage *>(kvp.second))
+ {
+ line += '*';
+
+ unsigned count = 0;
+ unsigned to_be_built = 0;
+ for(const auto &kvp2: build_graph.get_targets())
+ if(kvp2.second->get_package()==kvp.second)
+ {
+ ++count;
+ if(kvp2.second->needs_rebuild())
+ ++to_be_built;
+ }
+ if(count)
+ {
+ line += format(" (%d targets", count);
+ if(to_be_built)
+ line += format(", %d to be built", to_be_built);
+ line += ')';
+ }
+ }
+
+ package_details.push_back(line);
+ }
+
+ logger.log("summary", "%d active packages, %d targets", package_details.size(), build_graph.get_targets().size());
+ for(const string &d: package_details)
+ logger.log("packages", d);
+
+ if(analyzer)
+ analyzer->analyze();
+
+ if(build_graph.get_goals().is_broken())
+ {
+ vector<string> problems = builder.collect_problems();
+ IO::print(IO::cerr, "The following problems were detected:\n");
+ for(const string &p: problems)
+ IO::print(IO::cerr, " %s\n", p);
+ if(!analyzer)
+ IO::print(IO::cerr, "Please fix them and try again.\n");
+ return 1;
+ }
+
+ if(clean)
+ exit_code = builder.clean(clean>=2, dry_run);
+ if(build)
+ exit_code = builder.build(jobs, dry_run, show_progress);
+
+ if(!dry_run)
+ builder.save_caches();
+
+ return exit_code;
+}
+
+bool BuilderCLI::prepare_build()
+{
+ /* XXX This is ugly; using the Builder class should not be this convoluted.
+ But the command line targets and what ifs need to be set at certain points
+ during preparation. */
+ BuildGraph &build_graph = builder.get_build_graph();
+ PackageManager &package_manager = builder.get_package_manager();
+
+ package_manager.get_main_package().prepare();
+
+ // Add targets from command line as goals
+ for(const string &t: cmdline_targets)
+ {
+ Target *tgt = resolve_target(t);
+ if(!tgt)
+ {
+ IO::print("I don't know anything about %s\n", t);
+ return false;
+ }
+
+ build_graph.add_goal(*tgt);
+ }
+
+ build_graph.prepare();
+
+ // Apply what-ifs
+ for(const string &w: what_if)
+ {
+ FileTarget *tgt = dynamic_cast<FileTarget *>(resolve_target(w));
+ if(!tgt)
+ {
+ IO::print(IO::cerr, "Unknown what-if target %s\n", w);
+ return false;
+ }
+ tgt->touch();
+ }
+
+ if(build_all)
+ build_graph.force_full_rebuild();
+
+ if(!dry_run)
+ package_manager.save_all_caches();
+
+ return true;
+}
+
+Target *BuilderCLI::resolve_target(const string &name)
+{
+ Target *tgt = builder.get_build_graph().get_target(name);
+ if(!tgt)
+ tgt = builder.get_vfs().get_target(cwd/name);
+ return tgt;
+}
+
+void BuilderCLI::package_help()
+{
+ PackageManager &package_manager = builder.get_package_manager();
+ if(package_manager.get_packages().empty())
+ return;
+
+ SourcePackage &main_pkg = dynamic_cast<SourcePackage &>(package_manager.get_main_package());
+ const Config &config = main_pkg.get_config();
+ const auto &options = config.get_options();
+ const Package::Requirements &requires = main_pkg.get_required_packages();
+
+ if(!requires.empty() || !options.empty())
+ IO::print("\nHelp for package %s:\n", main_pkg.get_name());
+
+ if(!requires.empty())
+ {
+ IO::print("\nRequired packages:\n ");
+ for(auto i=requires.begin(); i!=requires.end(); ++i)
+ {
+ if(i!=requires.begin())
+ IO::print(", ");
+ IO::print((*i)->get_name());
+ }
+ IO::print("\n");
+ }
+
+ if(!options.empty())
+ {
+ IO::print("\nPackage configuration:\n");
+ for(const auto &kvp: options)
+ {
+ const Config::Option &opt = kvp.second;
+ string line = format(" %s: %s (%s)", opt.name, opt.description, opt.value);
+ if(!opt.choices.empty())
+ {
+ line += " {";
+ line += join(opt.choices.begin(), opt.choices.end(), " ");
+ line += '}';
+ }
+ else if(opt.value!=opt.default_value)
+ line += format(" [%s]", opt.default_value);
+ IO::print("%s\n", line);
+ }
+ }
+}