+sub __get_socketengines() {
+ my @socketengines;
+ foreach (<src/socketengines/socketengine_*.cpp>) {
+ s/src\/socketengines\/socketengine_(\w+)\.cpp/$1/;
+ push @socketengines, $1;
+ }
+ return @socketengines;
+}
+
+sub cmd_clean {
+ unlink '.config.cache';
+}
+
+sub cmd_help {
+ my $PWD = getcwd();
+ my $SELIST = join ', ', __get_socketengines();
+ print <<EOH;
+Usage: $0 [options]
+
+When no options are specified, configure runs in interactive mode and you must
+specify any required values manually. If one or more options are specified,
+non-interactive configuration is started and any omitted values are defaulted.
+
+PATH OPTIONS
+
+ --system Automatically set up the installation paths
+ for system-wide installation.
+ --prefix=[dir] The root install directory. If this is set then
+ all subdirectories will be adjusted accordingly.
+ [$PWD/run]
+ --binary-dir=[dir] The location where the main server binary is
+ stored.
+ [$PWD/run/bin]
+ --config-dir=[dir] The location where the configuration files and
+ SSL certificates are stored.
+ [$PWD/run/conf]
+ --data-dir=[dir] The location where the data files, such as the
+ pid file, are stored.
+ [$PWD/run/data]
+ --log-dir=[dir] The location where the log files are stored.
+ [$PWD/run/logs]
+ --module-dir=[dir] The location where the loadable modules are
+ stored.
+ [$PWD/run/modules]
+ --build-dir=[dir] The location to store files in while building.
+
+
+EXTRA MODULE OPTIONS
+
+ --enable-extras=[extras] Enables a comma separated list of extra modules.
+ --disable-extras=[extras] Disables a comma separated list of extra modules.
+ --list-extras Shows the availability status of all extra
+ modules.
+
+MISC OPTIONS
+
+ --clean Remove the configuration cache file and start
+ the interactive configuration wizard.
+ --disable-interactive Disables the interactive configuration wizard.
+ --help Show this message and exit.
+ --uid=[name] Sets the user to run InspIRCd as.
+ --socketengine=[name] Sets the socket engine to be used. Possible
+ values are $SELIST.
+ --update Updates the build environment.
+
+
+FLAGS
+
+ CXX=[name] Sets the C++ compiler to use when building the
+ server. If not specified then the build system
+ will search for c++, g++, clang++ or icpc.
+
+If you have any problems with configuring InspIRCd then visit our IRC channel
+at irc.ChatSpike.net #InspIRCd.
+
+EOH
+ exit 0;
+}
+
+sub cmd_update {
+ unless (-f '.config.cache') {
+ print "You have not run $0 before. Please do this before trying to update the build files.\n";
+ exit 1;
+ }
+ print "Updating...\n";
+ %main::config = read_configure_cache();
+ %main::cxx = get_compiler_info($main::config{CXX});
+ main::writefiles();
+ print "Update complete!\n";
+ exit 0;
+}
+
+sub read_configure_cache {
+ my %cfg = ();
+ open(CACHE, '.config.cache') or return %cfg;
+ while (my $line = <CACHE>) {
+ next if $line =~ /^\s*($|\#)/;
+ my ($key, $value) = ($line =~ /^(\S+)="(.*)"$/);
+ $cfg{$key} = $value;
+ }
+ close(CACHE);
+ return %cfg;
+}
+
+sub write_configure_cache(%) {
+ my %cfg = @_;
+ open(CACHE, ">.config.cache") or return 0;
+ while (my ($key, $value) = each %cfg) {
+ $value = "" unless defined $value;
+ print CACHE "$key=\"$value\"\n";
+ }
+ close(CACHE);
+ return 1;
+}
+