"See_The_Changelog"

1 files changed, 128 insertions, 0 deletions

diff --git a/perl-install/keyboard.pm b/perl-install/keyboard.pm
new file mode 100644
index 000000000..233aafda1
--- /dev/null
+++ b/perl-install/keyboard.pm
@@ -0,0 +1,128 @@
+package keyboard;
+
+use diagnostics;
+use strict;
+use vars qw($KMAP_MAGIC %defaultKeyboards %loadKeymap);
+
+use common qw(:system :file);
+use log;
+
+
+$KMAP_MAGIC = 0x8B39C07F;
+
+%defaultKeyboards = (
+  "de" => "de-latin1",
+  "fi" => "fi-latin1",
+  "se" => "se-latin1",
+  "no" => "no-latin1",
+  "cs" => "cz-lat2",
+  "tr" => "trq",
+);
+
+1;
+
+
+sub load($) {
+    my ($keymap_raw) = @_;
+
+    my ($magic, @keymaps) = unpack "i i" . c::MAX_NR_KEYMAPS() . "a*", $keymap_raw;
+    $keymap_raw = pop @keymaps;
+
+    $magic != $KMAP_MAGIC and die "failed to read kmap magic: $!";
+
+    local *F;
+    sysopen F, "/dev/console", 2 or die "failed to open /dev/console: $!";
+
+    my $count = 0;
+    foreach (0 .. c::MAX_NR_KEYMAPS() - 1) {
+	$keymaps[$_] or next;
+
+	my @keymap = unpack "s" . c::NR_KEYS() . "a*", $keymap_raw;
+	$keymap_raw = pop @keymap;
+
+	my $key = 0;
+	foreach my $value (@keymap) {
+	    c::KTYP($value) != c::KT_SPEC() or next;
+	    ioctl(F, c::KDSKBENT(), pack("CCS", $_, $key++, $value)) or log::l("keymap ioctl failed: $!");
+	    $key++;
+	 }
+	$count++;
+    }
+    log::l("loaded $count keymap tables");
+    1;
+}
+
+sub setup($) {
+    my ($defkbd) = @_;
+    my $t; 
+
+    #$::testing and return 1;
+
+    $defkbd ||= $defaultKeyboards{$ENV{LANG}} || "us";
+
+    local *F;
+    open F, "/etc/keymaps" or die "cannot open /etc/keymaps: $!";
+
+    my $format = "i2";
+    read F, $t, psizeof($format) or die "failed to read keymaps header: $!";
+    my ($magic, $numEntries) = unpack $format, $t;
+
+    log::l("%d keymaps are available", $numEntries);
+
+    my @infoTable;
+    my $format2 = "i Z40";
+    foreach (1..$numEntries) {
+	read F, $t, psizeof($format2) or die "failed to read keymap information: $!";
+	push @infoTable, [ unpack $format2, $t ];
+    }
+
+    foreach (@infoTable) {
+	read F, $t, $_->[0] or log::l("error reading $_->[0] bytes from file: $!"), return;
+
+	if ($defkbd eq $_->[1]) {
+	    log::l("using keymap $_->[1]");
+	    load($t) or return;
+	    &write("/tmp", $_->[1]) or log::l("write keyboard config failed");
+	    return $_->[1];
+	}
+    }
+    undef;
+}
+
+sub write($$) {
+    my ($prefix, $keymap) = @_;
+
+    $keymap or return 1;
+    $::testing and return 1;
+
+    local *F;
+    open F, ">$prefix/etc/sysconfig/keyboard" or die "failed to create keyboard configuration: $!";
+    print F "KEYTABLE=$keymap\n" or die "failed to write keyboard configuration: $!";
+
+    # write default keymap 
+    if (fork) {
+	wait;
+	$? == 0 or log::l('dumpkeys failed');
+    } else  {
+	chroot $prefix;
+	CORE::system("/usr/bin/dumpkeys > /etc/sysconfig/console/default.kmap 2>/dev/null");
+	exit($?);
+    }
+}
+
+sub read($) {
+    my ($file) = @_;
+
+    local *F;
+    open F, "$file" or # fail silently -- old bootdisks won't create this 
+	log::l("failed to read keyboard configuration (probably ok)"), return;
+
+    foreach (<F>) {
+	($_) = /^KEYTABLE=(.*)/ or die "unrecognized entry in keyboard configuration file";
+	s/\"//g; 
+	s/\.[^.]*//; # remove extension
+	return basename($_);
+    }
+    log::l("empty keyboard configuration file");
+    undef;
+}