summaryrefslogtreecommitdiffstats
path: root/perl-install/Xconfig.pm
blob: d5f65f42b0ebb34b8964eef6207d9644f341cd1d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
package Xconfig;

use diagnostics;
use strict;

use common qw(:common :file :system);
use mouse;
use Xconfigurator;

# otherwise uses the rule substr($keymap, 0, 2)
my %keymap_translate = (
    cf => "ca_enhanced",
    uk => "gb",
);


1;

sub keymap_translate {
    $keymap_translate{$_[0]} || substr($_[0], 0, 2);
}


sub getinfo {
    my $o = {};
#    getinfoFromXF86Config($o);
    getinfoFromDDC($o);
    getinfoFromSysconfig($o);

    add2hash($o->{mouse}, mouse::detect()) unless $o->{mouse}{XMOUSETYPE};

    $o->{mouse}{device} ||= "mouse" if -e "/dev/mouse";
    $o;
}

sub getinfoFromXF86Config {
    my $o = shift || {};
    my $prefix = shift || "";
    my (%c, $depth, $driver);

    $o->{card}{server} ||= $1 if readlink("$prefix/etc/X11/X") =~ /XF86_ (\w+)$/x; #- /x for perl2fcalls

    local *F;
    open F, "$prefix/etc/X11/XF86Config" or return {};
    foreach (<F>) {
	if (/^Section "Keyboard"/ .. /^EndSection/) {
	    $o->{keyboard}{altmeta} ||= ($1 eq "ModeShift" ? 1 : 0) if /^\s*RightAlt\s+"(.*?)"/;
	    $o->{keyboard}{xkb_keymap} ||= $1 if /^\s*XkbLayout\s+"(.*?)"/;
	} elsif (/^Section "Pointer"/ .. /^EndSection/) {
	    $o->{mouse}{XMOUSETYPE} ||= $1 if /^\s*Protocol\s+"(.*?)"/;
	    $o->{mouse}{device} ||= $1 if m|^\s*Device\s+"/dev/(.*?)"|;
	    $o->{mouse}{XEMU3} ||= 1 if m/^\s*Emulate3Buttons\s+/;
	    $o->{mouse}{cleardtrrts} ||= 1 if m/^\s*ClearDTR\s+/;
	    $o->{mouse}{cleardtrrts} ||= 1 if m/^\s*ClearRTS\s+/;
	} elsif (my $i = /^Section "Device"/ .. /^EndSection/) {
	    %c = () if $i == 1;

	    $c{type} ||= $1 if /^\s*Identifier\s+"(.*?)"/;
	    $c{memory} ||= $1 if /VideoRam\s+(\d+)/;
	    $c{flags}{needVideoRam} ||= 1 if /^\s*VideoRam\s+/;
	    $c{vendor} ||= $1 if /^\s*VendorName\s+"(.*?)"/;
	    $c{board} ||= $1 if /^\s*BoardName\s+"(.*?)"/;

	    #- clockchip, ramdac, dacspeed read with following line.
	    push @{$c{lines}}, $_ unless /(Section|Identifier|VideoRam|VendorName|BoardName)/;

	    add2hash($o->{card} ||= {}, \%c) if ($i =~ /E0/ && $c{type} && $c{type} ne "Generic VGA");
	} elsif (/^Section "Monitor"/ .. /^EndSection/) {
	    $o->{monitor}{type} ||= $1 if /^\s*Identifier\s+"(.*?)"/;
	    $o->{monitor}{hsyncrange} ||= $1 if /^\s*HorizSync\s+(.*)/;
	    $o->{monitor}{vsyncrange} ||= $1 if /^\s*VertRefresh\s+(.*)/;
	    $o->{monitor}{vendor} ||= $1 if /^\s*VendorName\s+"(.*?)"/;
	    $o->{monitor}{model} ||= $1 if /^\s*ModelName\s+"(.*?)"/;
	    $o->{monitor}{modelines} .= $_ if /^\s*Mode[lL]ine\s+/;
	} elsif (my $s = /^Section "Screen"/ .. /^EndSection/) {
	    $driver = undef if $s == 1;
	    $driver = $1 if /^\s*Driver\s+"(.*?)"/;
	    #- print "($driver eq $Xconfigurator::serversdriver{$o->{card}{server}})";
	    if ($driver eq $Xconfigurator::serversdriver{$o->{card}{server}}) { #- take into account the right screen section for the server.
		$o->{card}{default_depth} ||= $1 if /^\s*DefaultColorDepth\s+(\d+)/;
		if (my $i = /^\s*Subsection\s+"Display"/ .. /^\s*EndSubsection/) {
		    $depth = undef if $i == 1;
		    $depth = $1 if /^\s*Depth\s+(\d*)/;
		    if (/^\s*Modes\s+(.*)/) {
			my $a = 0;
			push @{$o->{card}{depth}{$depth || 8}},
		            grep { $_->[0] >= 640 } map { [ /"(\d+)x(\d+)"/ ] } split ' ', $1;
		    }
		}
	    }
	}
    }
    $o;
}

sub getinfoFromSysconfig {
    my $o = shift || {};
    my $prefix = shift || "";

    add2hash($o->{mouse} ||= {}, { getVarsFromSh("$prefix/etc/sysconfig/mouse") });

    if (my %keyboard = getVarsFromSh "$prefix/etc/sysconfig/keyboard") {
	$keyboard{KEYTABLE} or last;
	$o->{keyboard}{xkb_keymap} ||= keymap_translate($keyboard{KEYTABLE});
    }
    $o;
}

sub getinfoFromDDC {
    my $o = shift || {};
    my $O = $o->{monitor} ||= {};
    #- return $o if $O->{hsyncrange} && $O->{vsyncrange} && $O->{modelines};
    my ($m, @l) = `ddcxinfos`;
    $? == 0 or return $o;

    $o->{card}{memory} ||= to_int($m);
    while (($_ = shift @l) ne "\n") {
	my ($depth, $x, $y) = split;
	$depth = int(log($depth) / log(2));
	if ($depth >= 8 && $x >= 640) {
	    push @{$o->{card}{depth}{$depth}}, [ $x, $y ] unless scalar grep { $_->[0] == $x && $_->[1] == $y } @{$o->{card}{depth}{$depth}};
	    push @{$o->{card}{depth}{32}}, [ $x, $y ] if $depth == 24 && ! scalar grep { $_->[0] == $x && $_->[1] == $y } @{$o->{card}{depth}{32}};
	}
    }
    my ($h, $v, $size, @m) = @l;

    chop $h; chop $v;
    $O->{hsyncrange} ||= $h;
    $O->{vsyncrange} ||= $v;
    $O->{size} ||= to_float($size);
    $O->{modelines} ||= join '', @m;
    $o;
}