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321 lines
8.3 KiB
Perl
321 lines
8.3 KiB
Perl
#!/usr/bin/perl
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#
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# Copyright (c) March 1995 Wolfram Schneider <wosch@FreeBSD.org>. Berlin.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# kbdmap/vidfont - front end for syscons
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#
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# $FreeBSD$
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# simple test if syscons works
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$x11 = system("kbdcontrol -d >/dev/null");
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if ($x11) {
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warn "You are not on a virtual console - " .
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"expect certain strange side-effects\n";
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sleep 2;
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}
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sub variables_static {
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$lang_default = "en"; # set default language
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$lang = $ENV{'LC_CTYPE'} || $ENV{'LANG'} || $lang_default;
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$lang = &lang($lang);
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$program = $0; $program =~ s|.*/||; $program =~ s/\.(pl|perl)$//;
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$keymapdir = "/usr/share/syscons/keymaps";
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$fontdir = "/usr/share/syscons/fonts";
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$sysconfig = "/etc/rc.conf";
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# for test only
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#$keymapdir = "/tmp/kbdmap/syscons/keymaps";
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#$fontdir = "/tmp/kbdmap/syscons/fonts";
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# read current font from rc.conf
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$font_default = "cp437-8x16.fnt";
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$font_current = &font_current($font_default);
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if ($program eq "kbdmap") {
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$dir = $keymapdir;
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} else {
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$dir = $fontdir;
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}
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@langsupport = ('MENU', 'FONT'); # lang depended variables
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$show = 0; # show which languages currently supported
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$index = "INDEX"; # Keyboard language database
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$verbose = 0;
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%keymap = '';
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}
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sub lang {
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local($lang) = @_;
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#$lang =~ s/_.*//; # strip country and font
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$lang =~ s/^(C)$/en/; # aliases
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#$lang =~ s/^(..).*/$1/; # use only first to characters
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return $lang;
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}
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sub font_current {
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local($font) = @_;
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local($font_current);
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open(F, "$sysconfig") || warn "$sysconfig: $!\n";
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while(<F>) {
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/^#/ && next;
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if (/^\s*font[0-9]+x[0-9]+\s*=\s*\"?([^\s\"]+)\"?/) {
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$font_current = $1 if $1 ne "NO";
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}
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}
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close F;
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return $font_current if $font_current;
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return $font;
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}
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sub vidcontrol {
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local($font) = @_;
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return $x11 if $x11; # syscons test failed
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if ($font =~ /.*([0-9]+x[0-9]+)(\.fnt)?$/) {
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warn "vidcontrol -f $1 $font\n" if $verbose;
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return system("vidcontrol -f $1 $font");
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} else {
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warn "Which font size? ``$font''\n";
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return 1;
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}
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}
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sub menu_read {
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local($e,@a,$mark,$ext);
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local($keym, $lg, $dialect, $desc);
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local(@langlist) = $lang_default;
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$ext = $dir; $ext =~ s|.*/||;
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# en_US.ISO8859-1 -> en_..\.ISO8859-1
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($dialect = $lang) =~ s/^(..)_..(.+)$/$1_..$2/;
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# en_US.ISO8859-1 -> en
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($lang_abk = $lang) =~ s/^(..)_.*$/$1/;
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# read index database
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open(I, "$dir/$index.$ext") || warn "$dir/$index.$ext: $!\n";
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while(<I>) {
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# skip blank lines and comments
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/^#/ && next;
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s/^\s+//;
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/^\w/ || next;
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s/\s+$//;
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($keym, $lg, $desc) = split(/:/);
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if (! -r "$keym" && ! -r "$dir/$keym" &&
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!grep(/$keym/, @langsupport)) {
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warn "$keym not found!\n" if $verbose;
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next;
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}
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# set empty language to default language
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$lg = $lang_default if $lg eq "";
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# save language
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if ($show) {
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foreach $e (split(/,/, $lg)) {
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push(@langlist, $e) if !grep($_ eq $e, @langlist);
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}
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}
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# 4) your choise if exist
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# 3) long match e.g. en_GB.ISO8859-1 is equal to en_..\.ISO8859-1
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# 2) short match 'de'
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# 1) default langlist 'en'
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# 0) any language
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#
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# language may be a kommalist
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# higher match overwrite lower
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# last entry overwrite previous if exist twice in database
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# found your favorite language :-)
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if ($lg =~ /^(.+,)?$lang(,.+)?$/) {
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$keymap{$keym} = $desc;
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$mark{$keym} = 4;
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} elsif ($mark{$keym} <= 3 && $lg =~ /^(.+,)?$dialect(,.+)?$/) {
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# dialect
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$keymap{$keym} = $desc;
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$mark{$keym} = 3;
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} elsif ($mark{$keym} <= 2 && $lg =~ /^(.+,)?$lang_abk(,.+)?$/) {
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# abrevation
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$keymap{$keym} = $desc;
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$mark{$keym} = 2;
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} elsif ($mark{$keym} <= 1 && $lg =~ /^(.+,)?$lang_default(,.+)?$/) {
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# default
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$keymap{$keym} = $desc;
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$mark{$keym} = 1;
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} elsif ($mark{$keym} <= 0) {
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# any
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$keymap{$keym} = $desc;
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$mark{$keym} = 0;
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}
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}
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close I;
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if ($show) {
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@langlist = sort(@langlist);
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print "Currently supported languages: @langlist\n";
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exit(0);
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}
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# remove variables from list
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local($ee);
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foreach $e (@langsupport) {
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($ee = $e) =~ y/A-Z/a-z/;
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eval "\$$ee = \"$keymap{$e}\"";
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#warn "$e \$$ee = \"$keymap{$e}\"";
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delete $keymap{$e};
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}
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#warn "$font $font_default $font_current\n";
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# look for keymaps which are not in database
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opendir(D, "$dir") || warn "$dir: $!\n";
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foreach $e (readdir(D)) {
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if ($e =~ /^[a-z].*(kbd|fnt)$/ && !$keymap{$e}) {
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warn "$e not in database\n" if $verbose;
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$keymap{$e} = $e;
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$keymap{$e} =~ s/\.(kbd|fnt)$//;
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}
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}
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closedir D;
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# sort menu, font 8x8 is less than 8x14 and 8x16
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foreach $e (sort(keys %keymap)) {
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if ($keymap{$e}) {
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push(@a, "\"$keymap{$e}\" \"\"");
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}
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}
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# side effects to @a
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grep(s/8x8/8x08/, @a);
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@a = sort @a;
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grep(s/8x08/8x8/, @a);
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if ($print) {
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foreach (@a) {
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s/"//g; #"
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print "$_\n";
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}
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exit;
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}
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return @a;
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}
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sub dialog {
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srand;
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local(@argv) = @_;
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local($tmp) = "/tmp/_kbd_lang" . rand(9999);
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$dialog = "/usr/bin/dialog \\
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--clear \\
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--title \"Keyboard Menu\" \\
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--menu \"$menu\" \\
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-1 -1 10";
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## *always* start right font, don't believe that your current font
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## is equal with default font in /etc/rc.conf
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## see also at end of this function
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## if ($font) {
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# start right font, assume that current font is equal
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# to default font in /etc/rc.conf
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#
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# $font is the font which require the language $lang; e.g.
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# russian *need* a koi8 font
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# $font_current is the current font from /etc/rc.conf
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if ($font && $font ne $font_current) {
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&vidcontrol($font);
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}
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# start dialog
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system("$dialog @argv 2> $tmp");
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if (!$?) {
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$choise = `cat $tmp`;
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foreach $e (keys %keymap) {
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if ($keymap{$e} eq $choise) {
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if ($program eq "kbdmap") {
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system("kbdcontrol -l $dir/$e\n") unless $x11;
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print "keymap=$e", "\n";
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} else {
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&vidcontrol("$dir/$e");
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$_ = $e;
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if (/^.*\-(.*)\.fnt/) {
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$font=$1
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} else { $font="unknown" }
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print "font$font=$e", "\n";
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}
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last;
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}
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}
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# } else {
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} elsif ($font && $font ne $font_current) {
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# cancel, restore old font
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&vidcontrol($font_current);
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}
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unlink $tmp;
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exit($?);
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}
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sub usage {
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warn <<EOF;
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usage: $program\t[-K] [-V] [-d|-default] [-h|-help] [-l|-lang language]
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\t\t[-p|-print] [-r|-restore] [-s|-show] [-v|-verbose]
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EOF
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exit 1;
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}
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# Argumente lesen
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sub parse {
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local(@argv) = @_;
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while($_ = $argv[0], /^-/) {
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shift @argv;
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last if /^--$/;
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if (/^--?(h|help|\?)$/) { &usage; }
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elsif (/^-(v|verbose)$/) { $verbose = 1; }
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elsif (/^-(l|lang)$/) { $lang = &lang($argv[0]); shift @argv; }
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elsif (/^-(d|default)$/) { $lang = $lang_default }
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elsif (/^-(s|show)$/) { $show = 1 }
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elsif (/^-(p|print)$/) { $print = 1 }
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elsif (/^-(r|restore)$/) { &vidcontrol($font_current); exit(0) }
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elsif (/^-K$/) { $dir = $keymapdir; }
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elsif (/^-V$/) { $dir = $fontdir; }
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else { &usage }
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}
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}
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# main
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&variables_static; # read variables
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&parse(@ARGV); # parse arguments
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&dialog(&menu_read); # start dialog and kbdcontrol/vidcontrol
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