mirror of https://github.com/djcb/mu.git
134 lines
3.2 KiB
C++
134 lines
3.2 KiB
C++
/*
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** Copyright (C) 2008-2023 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#include <config.h>
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#include <functional>
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#include <glib.h>
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#include <glib-object.h>
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#include <locale.h>
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#include "mu-cmd.hh"
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#include "mu-options.hh"
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#include "utils/mu-utils.hh"
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#include "utils/mu-logger.hh"
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#include "mu-cmd.hh"
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using namespace Mu;
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static void
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output_error(const std::string& what, bool use_color)
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{
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using Color = MaybeAnsi::Color;
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MaybeAnsi col{use_color};
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std::cerr << col.fg(Color::Red) << "error" << col.reset() << ": "
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<< col.fg(Color::BrightYellow)
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<< what << col.reset() << "\n";
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}
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static int
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handle_result(const Result<void>& res, const Mu::Options& opts)
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{
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if (res)
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return 0;
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using Color = MaybeAnsi::Color;
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MaybeAnsi col{!opts.nocolor};
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// show the error and some help, but not if it's only a softerror.
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if (!res.error().is_soft_error())
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output_error(res.error().what(), !opts.nocolor);
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else
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std::cerr << col.fg(Color::BrightBlue) << res.error().what() << '\n';
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std::cerr << col.fg(Color::Green);
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// perhaps give some useful hint on how to solve it.
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switch (res.error().code()) {
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case Error::Code::InvalidArgument:
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break;
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case Error::Code::StoreLock:
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std::cerr << "Perhaps mu is already running?\n";
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break;
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case Error::Code::SchemaMismatch:
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std::cerr << "Please (re)initialize mu with 'mu init'; "
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<< "see mu-init(1) for details\n";
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break;
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case Error::Code::CannotReinit:
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std::cerr << "Invoke 'mu init' without '--reinit'; "
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<< "see mu-init(1) for details\n";
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break;
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default:
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break; /* nothing to do */
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}
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std::cerr << col.reset();
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return res.error().exit_code();
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}
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int
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main(int argc, char* argv[])
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{
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setlocale(LC_ALL, "");
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/*
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* read command-line options
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*/
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const auto opts{Options::make(argc, argv)};
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if (!opts) {
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output_error(opts.error().what(), !Options::default_no_color());
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return opts.error().exit_code();
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} else if (!opts->sub_command) {
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// nothing more to do.
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return 0;
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}
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/*
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* there's a subcommand
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*/
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/*
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* set up logging
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*/
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Logger::Options lopts{Logger::Options::None};
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if (opts->log_stderr)
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lopts |= Logger::Options::StdOutErr;
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if (opts->debug)
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lopts |= Logger::Options::Debug;
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if (g_getenv("MU_TEST"))
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lopts |= Logger::Options::File;
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const auto logger = Logger::make(opts->runtime_path(RuntimePath::LogFile),
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lopts);
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if (!logger) {
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output_error(logger.error().what(), !opts->nocolor);
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return logger.error().exit_code();
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}
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/*
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* handle sub command
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*/
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return handle_result(mu_cmd_execute(*opts), *opts);
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}
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