mirror of
https://github.com/inspircd/inspircd.git
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353 lines
13 KiB
Perl
353 lines
13 KiB
Perl
#
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# InspIRCd -- Internet Relay Chat Daemon
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#
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# Copyright (C) 2024 satmd <satmd@satmd.de>
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# Copyright (C) 2020 Nicole Kleinhoff <ilbelkyr@shalture.org>
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# Copyright (C) 2013-2022, 2024 Sadie Powell <sadie@witchery.services>
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# Copyright (C) 2012 Robby <robby@chatbelgie.be>
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# Copyright (C) 2007-2008 Craig Edwards <brain@inspircd.org>
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# Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
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#
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# This file is part of InspIRCd. InspIRCd is free software: you can
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# redistribute it and/or modify it under the terms of the GNU General Public
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# License as published by the Free Software Foundation, version 2.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# 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, see <http://www.gnu.org/licenses/>.
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#
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package make::configure;
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use v5.26.0;
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use strict;
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use warnings FATAL => qw(all);
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use Exporter qw(import);
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use File::Basename qw(basename dirname);
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use File::Spec::Functions qw(abs2rel catdir catfile);
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use make::common;
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use make::console;
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use constant CONFIGURE_ROOT => dirname dirname __FILE__;
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use constant CONFIGURE_DIRECTORY => catdir(CONFIGURE_ROOT, '.configure');
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use constant CONFIGURE_CACHE_FILE => catfile(CONFIGURE_DIRECTORY, 'cache.cfg');
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use constant CONFIGURE_CACHE_VERSION => '1';
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use constant CONFIGURE_ERROR_PIPE => $ENV{INSPIRCD_VERBOSE} ? '' : '1>/dev/null 2>/dev/null';
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our @EXPORT = qw(CONFIGURE_CACHE_FILE
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CONFIGURE_CACHE_VERSION
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CONFIGURE_DIRECTORY
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cmd_clean
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cmd_help
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cmd_update
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run_test
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test_file
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test_header
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write_configure_cache
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get_compiler_info
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find_compiler
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parse_templates);
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sub __get_socketengines {
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my @socketengines;
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for (<${\CONFIGURE_ROOT}/src/socketengines/*.cpp>) {
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s/src\/socketengines\/(\w+)\.cpp/$1/;
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push @socketengines, $1;
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}
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return @socketengines;
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}
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sub __get_template_settings($$$) {
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# These are actually hash references
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my ($config, $compiler, $version) = @_;
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# Start off by populating with the config
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my %settings = %$config;
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# Compiler information
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while (my ($key, $value) = each %{$compiler}) {
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$settings{'COMPILER_' . $key} = $value;
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}
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# Version information
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while (my ($key, $value) = each %{$version}) {
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$settings{'VERSION_' . $key} = $value;
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}
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# Miscellaneous information
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$settings{CONFIGURE_DIRECTORY} = CONFIGURE_DIRECTORY;
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$settings{CONFIGURE_CACHE_FILE} = CONFIGURE_CACHE_FILE;
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$settings{SOURCE_DIR} = CONFIGURE_ROOT;
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$settings{SYSTEM_NAME} = lc $^O;
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return %settings;
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}
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sub __test_compiler($) {
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my $compiler = shift;
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return 0 unless run_test("`$compiler`", !system "$compiler --version ${\CONFIGURE_ERROR_PIPE}");
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return 0 unless run_test("`$compiler`", test_file($compiler, 'compiler.cpp', '-fno-rtti'), 'compatible');
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return 1;
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}
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sub cmd_clean {
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unlink CONFIGURE_CACHE_FILE;
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}
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sub cmd_help {
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my $SELIST = join ', ', __get_socketengines();
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print console_format <<EOH;
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<|GREEN Usage:|> <|BOLD $0 [OPTIONS|>]
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When no options are specified, configure runs in interactive mode and you must
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specify any required values manually. If one or more options are specified,
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non-interactive configuration is started and any omitted values are defaulted.
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<|GREEN PATH OPTIONS|>
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<|BOLD --portable|> Automatically set up the installation paths for
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portable installation.
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<|BOLD --system|> Automatically set up the installation paths for
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system-wide installation.
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<|BOLD --prefix <DIR>|> The root install directory. If this is set then
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all subdirectories will be adjusted accordingly.
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[${\CONFIGURE_ROOT}/run]
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<|BOLD --binary-dir <DIR>|> The location where the main server binary is
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stored.
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[${\CONFIGURE_ROOT}/run/bin]
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<|BOLD --config-dir <DIR>|> The location where the configuration files and
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TLS certificates are stored.
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[${\CONFIGURE_ROOT}/run/conf]
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<|BOLD --data-dir <DIR>|> The location where the data files, such as the
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xline database, are stored.
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[${\CONFIGURE_ROOT}/run/data]
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<|BOLD --example-dir <DIR>|> The location where the example configuration
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files and SQL schemas are stored.
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[${\CONFIGURE_ROOT}/run/conf/examples]
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<|BOLD --log-dir <DIR>|> The location where the log files are stored.
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[${\CONFIGURE_ROOT}/run/logs]
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<|BOLD --manual-dir <DIR>|> The location where the manual files are stored.
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[${\CONFIGURE_ROOT}/run/manuals]
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<|BOLD --module-dir <DIR>|> The location where the loadable modules are
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stored.
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[${\CONFIGURE_ROOT}/run/modules]
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<|BOLD --runtime-dir <DIR>|> The location where the runtime files, such as
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the pid file, are stored.
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[${\CONFIGURE_ROOT}/run/data]
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<|BOLD --script-dir <DIR>|> The location where the scripts, such as the
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init scripts, are stored.
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[${\CONFIGURE_ROOT}/run]
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<|GREEN EXTRA MODULE OPTIONS|>
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<|BOLD --enable-extras <MODULE>|> Enables a comma separated list of extra modules.
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<|BOLD --disable-extras <MODULE>|> Disables a comma separated list of extra modules.
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<|BOLD --list-extras|> Shows the availability status of all extra
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modules.
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<|GREEN MISC OPTIONS|>
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<|BOLD --clean|> Remove the configuration cache file and start
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the interactive configuration wizard.
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<|BOLD --disable-auto-extras|> Disables automatically enabling extra modules
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for which the dependencies are available.
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<|BOLD --disable-interactive|> Disables the interactive configuration wizard.
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<|BOLD --disable-ownership|> Disables setting file ownership on install.
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<|BOLD --distribution-label <TEXT>|> Sets a distribution specific version label in
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the build configuration.
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<|BOLD --gid <ID|NAME>|> Sets the group to run InspIRCd as.
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<|BOLD --help|> Show this message and exit.
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<|BOLD --socketengine <NAME>|> Sets the socket engine to be used. Possible
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values are $SELIST.
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<|BOLD --uid [ID|NAME]|> Sets the user to run InspIRCd as.
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<|BOLD --update|> Updates the build environment with the settings
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from the cache.
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<|GREEN FLAGS|>
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<|BOLD CXX=<NAME>|> Sets the C++ compiler to use when building the
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server. If not specified then the build system
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will search for c++, g++, clang++, or icpx.
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<|BOLD INSPIRCD_VERBOSE=<0|1>|> Shows additional information for debugging.
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If you have any problems with configuring InspIRCd then visit our IRC channel
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at ircs://irc.teranova.net/inspircd or create a support discussion at
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https://github.com/inspircd/inspircd/discussions.
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Packagers: see https://docs.inspircd.org/packaging/ for packaging advice.
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EOH
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exit 0;
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}
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sub cmd_update {
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print_error "You have not run $0 before. Please do this before trying to update the generated files." unless -f CONFIGURE_CACHE_FILE;
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say 'Updating...';
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my %config = read_config_file(CONFIGURE_CACHE_FILE);
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$config{EXAMPLE_DIR} //= catdir $config{CONFIG_DIR}, 'examples';
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$config{RUNTIME_DIR} //= $config{DATA_DIR};
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my %compiler = get_compiler_info($config{CXX});
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my %version = get_version $config{DISTRIBUTION};
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parse_templates(\%config, \%compiler, \%version);
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say 'Update complete!';
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exit 0;
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}
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sub run_test($$;$) {
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my ($what, $result, $adjective) = @_;
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$adjective //= 'available';
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print console_format "Checking whether <|GREEN $what|> is $adjective ... ";
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say console_format($result ? "<|GREEN yes|>" : "<|RED no|>");
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return $result;
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}
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sub test_file($$;$) {
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my ($compiler, $file, $args) = @_;
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my $status = 0;
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$args //= '';
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$status ||= system "$compiler -std=c++17 -o ${\CONFIGURE_ROOT}/__test_$file ${\CONFIGURE_ROOT}/make/test/$file $args ${\CONFIGURE_ERROR_PIPE}";
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$status ||= system "${\CONFIGURE_ROOT}/__test_$file ${\CONFIGURE_ERROR_PIPE}";
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unlink "${\CONFIGURE_ROOT}/__test_$file";
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return !$status;
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}
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sub test_header($$;$) {
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my ($compiler, $header, $args) = @_;
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$args //= '';
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open(my $fh, "| $compiler -E - $args ${\CONFIGURE_ERROR_PIPE}") or return 0;
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print $fh "#include <$header>";
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close $fh;
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return !$?;
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}
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sub write_configure_cache(%) {
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unless (-e CONFIGURE_DIRECTORY) {
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say console_format "Creating <|GREEN ${\abs2rel CONFIGURE_DIRECTORY, CONFIGURE_ROOT}|> ...";
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create_directory CONFIGURE_DIRECTORY, 0750 or print_error "unable to create ${\CONFIGURE_DIRECTORY}: $!";
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}
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say console_format "Writing <|GREEN ${\abs2rel CONFIGURE_CACHE_FILE, CONFIGURE_ROOT}|> ...";
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my %config = @_;
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write_config_file CONFIGURE_CACHE_FILE, %config;
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}
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sub get_compiler_info($) {
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my $binary = shift;
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my %info = (NAME => 'Unknown', VERSION => '0.0');
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return %info if system "$binary -o __compiler_info ${\CONFIGURE_ROOT}/make/test/compiler.cpp ${\CONFIGURE_ERROR_PIPE}";
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open(my $fh, '-|', './__compiler_info 2>/dev/null');
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while (my $line = <$fh>) {
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$info{$1} = $2 if $line =~ /^([A-Z_]+)\s(.*)$/;
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}
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close $fh;
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unlink './__compiler_info';
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return %info;
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}
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sub find_compiler {
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my @compilers = qw(c++ g++ clang++ icpx);
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for my $compiler (shift // @compilers) {
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return $compiler if __test_compiler $compiler;
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return "xcrun $compiler" if $^O eq 'darwin' && __test_compiler "xcrun $compiler";
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}
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}
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sub parse_templates($$$) {
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# These are actually hash references
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my ($config, $compiler, $version) = @_;
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# Collect settings to be used when generating files
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my %settings = __get_template_settings($config, $compiler, $version);
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# Iterate through files in make/template.
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for my $template (<${\CONFIGURE_ROOT}/make/template/*>) {
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say console_format "Parsing <|GREEN ${\abs2rel $template, CONFIGURE_ROOT}|> ...";
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open(my $fh, $template) or print_error "unable to read $template: $!";
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my (@lines, $mode, @platforms, @targets);
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# First pass: parse template variables and directives.
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while (my $line = <$fh>) {
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chomp $line;
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# Does this line match a variable?
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while ($line =~ /(@(\w+?)(?:\|(\w*))?@)/) {
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my ($variable, $name, $default) = ($1, $2, $3);
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if (defined $settings{$name}) {
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$line =~ s/\Q$variable\E/$settings{$name}/;
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} elsif (defined $default) {
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$line =~ s/\Q$variable\E/$default/;
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} else {
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print_warning "unknown template variable '$name' in $template!";
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last;
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}
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}
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# Does this line match a directive?
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if ($line =~ /^(\s*)%(\w+)\s+(.+)$/) {
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if ($2 eq 'define') {
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if ($settings{$3}) {
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push @lines, "#$1define $3";
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} else {
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push @lines, "#$1undef $3";
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}
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} elsif ($2 eq 'mode') {
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$mode = oct $3;
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} elsif ($2 eq 'platform') {
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push @platforms, $3;
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} elsif ($2 eq 'target') {
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push @targets, catfile CONFIGURE_ROOT, $3;
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} else {
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print_warning "unknown template command '$2' in $template!";
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push @lines, $line;
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}
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next;
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}
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push @lines, $line;
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}
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close $fh;
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# Only proceed if this file should be templated on this platform.
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if ($#platforms < 0 || grep { $_ eq $^O } @platforms) {
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# Add a default target if the template has not defined one.
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unless (@targets) {
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push @targets, catfile(CONFIGURE_DIRECTORY, basename $template);
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}
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# Write the templated files to disk.
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for my $target (@targets) {
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# Create the directory if it doesn't already exist.
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my $directory = dirname $target;
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unless (-e $directory) {
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say console_format "Creating <|GREEN ${\abs2rel $directory, CONFIGURE_ROOT}|> ...";
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create_directory $directory, 0750 or print_error "unable to create $directory: $!";
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};
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# Write the template file.
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say console_format "Writing <|GREEN ${\abs2rel $target, CONFIGURE_ROOT}|> ...";
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open(my $fh, '>', $target) or print_error "unable to write $target: $!";
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for (@lines) {
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say $fh $_;
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}
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close $fh;
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# Set file permissions.
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if (defined $mode) {
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chmod $mode, $target;
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}
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}
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}
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}
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}
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1;
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