270 lines
8.5 KiB
Nix
270 lines
8.5 KiB
Nix
{config, pkgs, kernelPackages, fontDirectories}:
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let
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# Abbreviations.
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cfg = config.services.xserver;
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xorg = pkgs.xlibs;
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inherit (pkgs.lib) optional isInList getAttr;
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stdenv = pkgs.stdenv;
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knownVideoDrivers = {
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nvidia = { modulesFirst = [ kernelPackages.nvidia_x11 ]; }; #make sure it first loads the nvidia libs
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vesa = { modules = [xorg.xf86videovesa]; };
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vga = { modules = [xorg.xf86videovga]; };
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sis = { modules = [xorg.xf86videosis]; };
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i810 = { modules = [xorg.xf86videoi810]; };
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intel = { modules = [xorg.xf86videointel]; };
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nv = { modules = [xorg.xf86videonv]; };
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ati = { modules = [xorg.xf86videoati]; };
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via = { modules = [xorg.xf86videovia]; };
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cirrus = { modules = [xorg.xf86videocirrus]; };
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};
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# Get a bunch of user settings.
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videoDriver = cfg.videoDriver;
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resolutions = map (res: ''"${toString res.x}x${toString res.y}"'') (cfg.resolutions);
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sessionType = cfg.sessionType;
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videoDriverModules = getAttr [ videoDriver ] (throw "unkown video driver : \"${videoDriver}\"") knownVideoDrivers;
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modules =
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getAttr ["modulesFirst"] [] videoDriverModules
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++ [
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xorg.xorgserver
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xorg.xf86inputkeyboard
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xorg.xf86inputmouse
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]
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++ getAttr ["modules"] [] videoDriverModules
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++ (optional cfg.synaptics.enable ["${pkgs.synaptics}/${xorg.xorgserver}" /*xorg.xf86inputevdev*/]);
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fontsForXServer =
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fontDirectories ++
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# We don't want these fonts in fonts.conf, because then modern,
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# fontconfig-based applications will get horrible bitmapped
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# Helvetica fonts. It's better to get a substitution (like Nimbus
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# Sans) than that horror. But we do need the Adobe fonts for some
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# old non-fontconfig applications. (Possibly this could be done
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# better using a fontconfig rule.)
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[ pkgs.xorg.fontadobe100dpi
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pkgs.xorg.fontadobe75dpi
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];
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configFile = stdenv.mkDerivation {
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name = "xserver.conf";
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src = ./xserver.conf;
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inherit fontsForXServer videoDriver resolutions;
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isClone = if cfg.isClone then "on" else "off";
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synapticsInputDevice = if cfg.synaptics.enable then ''
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Section "InputDevice"
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Identifier "Touchpad[0]"
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Driver "synaptics"
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Option "Device" "${cfg.synaptics.dev}"
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Option "Protocol" "PS/2"
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Option "LeftEdge" "1700"
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Option "RightEdge" "5300"
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Option "TopEdge" "1700"
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Option "BottomEdge" "4200"
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Option "FingerLow" "25"
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Option "FingerHigh" "30"
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Option "MaxTapTime" "180"
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Option "MaxTapMove" "220"
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Option "VertScrollDelta" "100"
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Option "MinSpeed" "${cfg.synaptics.minSpeed}"
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Option "MaxSpeed" "${cfg.synaptics.maxSpeed}"
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Option "AccelFactor" "0.0010"
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Option "SHMConfig" "on"
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Option "Repeater" "/dev/input/mice"
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Option "TapButton1" "1"
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Option "TapButton2" "2"
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Option "TapButton3" "3"
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Option "VertTwoFingerScroll" "${if cfg.synaptics.twoFingerScroll then "1" else "0"}"
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Option "HorizTwoFingerScroll" "${if cfg.synaptics.twoFingerScroll then "1" else "0"}"
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EndSection
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'' else "";
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xkbOptions = if cfg.xkbOptions == "" then "" else ''
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Option "XkbOptions" "${cfg.xkbOptions}"
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'';
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xkbModel = cfg.xkbModel;
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layout = cfg.layout;
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corePointer = if cfg.synaptics.enable then "Touchpad[0]" else "Mouse[0]";
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internalAGPGART =
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if cfg.useInternalAGPGART == "yes" then
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'' Option "UseInternalAGPGART" "yes"''
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else if cfg.useInternalAGPGART == "no" then
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'' Option "UseInternalAGPGART" "no"''
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else "";
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extraDeviceConfig = cfg.extraDeviceConfig;
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extraMonitorSettings = cfg.extraMonitorSettings;
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extraDisplaySettings = cfg.extraDisplaySettings;
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extraModules = cfg.extraModules;
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serverLayoutOptions = cfg.serverLayoutOptions;
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defaultDepth = cfg.defaultDepth;
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virtualScreen = if cfg.virtualScreen != null then
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"Virtual ${toString cfg.virtualScreen.x} ${toString cfg.virtualScreen.y}"
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else "";
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xfs = if cfg.useXFS == false then "" else
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''FontPath "${toString cfg.useXFS}"'';
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buildCommand = ''
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buildCommand= # urgh, don't substitute this
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export fontPaths=
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for i in $fontsForXServer; do
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if test "''${i:0:''${#NIX_STORE}}" == "$NIX_STORE"; then
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for j in $(find $i -name fonts.dir); do
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fontPaths="''${fontPaths}FontPath \"$(dirname $j)\"''\n"
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done
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fi
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done
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export modulePaths=
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for i in $(find ${toString modules} -type d); do
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if ls $i/*.so* > /dev/null 2>&1; then
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modulePaths="''${modulePaths}ModulePath \"$i\"''\n"
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fi
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done
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export moduleSection=""
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export screen=""
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export device=""
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export extensions=""
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#if only my gf were this dirty
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if test "${toString videoDriver}" == "nvidia"; then
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export screen='
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Option "AddARGBGLXVisuals" "true"
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Option "DisableGLXRootClipping" "true"
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Option "RandRRotation" "on"
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'
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export device='
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Option "RenderAccel" "true"
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Option "AllowGLXWithComposite" "true"
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Option "AddARGBGLXVisuals" "true"
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'
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export extensions='
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Option "Composite" "Enable"
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'
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fi
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if [ "${toString videoDriver}" = i810 ]; then
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export extensions='
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Option "Composite" "Enable"
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';
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fi;
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if [ "${toString videoDriver}" = ati ]; then
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export extensions='
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Option "Composite" "Enable"
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';
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fi;
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if [ "${toString videoDriver}" = radeonhd ]; then
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export extensions='
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Option "Composite" "Enable"
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';
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fi;
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substituteAll $src $out
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''; # */
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};
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xsession = pkgs.writeText "Xsession" ''
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source /etc/profile
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session=$1
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export PATH=$PATH:${pkgs.xterm}/bin:${pkgs.qt4}/bin:${pkgs.dbus.libs}/bin:${pkgs.kde42.kdelibs}/bin:${pkgs.xlibs.xset}/bin:${pkgs.xlibs.xsetroot}/bin:${pkgs.xlibs.xmessage}/bin:${pkgs.xlibs.xprop}/bin
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export XDG_CONFIG_DIRS=
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export XDG_DATA_DIRS=${pkgs.shared_mime_info}/share
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case $session in
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"")
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exec xmessage -center -buttons OK:0 -default OK "Sorry, $DESKTOP_SESSION is no valid session."
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;;
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failsafe)
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exec xterm -geometry 80x24-0-0
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;;
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custom)
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exec $HOME/.xsession
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;;
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default)
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exec ${pkgs.kde42.kdebase_workspace}/bin/startkde
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;;
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*)
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eval exec "$session"
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;;
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esac
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exec xmessage -center -buttons OK:0 -default OK "Sorry, cannot execute $session. Check $DESKTOP_SESSION.desktop."
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'';
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kdmrc = stdenv.mkDerivation {
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name = "kdmrc";
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buildCommand = ''
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cp ${pkgs.kde42.kdebase_workspace}/share/config/kdm/kdmrc .
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sed -i -e "s|#HaltCmd=|HaltCmd=${pkgs.upstart}/sbin/halt|" \
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-e "s|#RebootCmd=|RebootCmd=${pkgs.upstart}/sbin/reboot|" \
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-e "s|#Xrdb=|Xrdb=${pkgs.xlibs.xrdb}/bin/xrdb|" \
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-e "s|#HiddenUsers=root|HiddenUsers=root,nixbld1,nixbld2,nixbld3,nixbld4,nixbld5,nixbld6,nixbld7,nixbld8,nixbld9,nixbld10|" \
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-e "s|ServerCmd=/FOO/bin/X|ServerCmd=${pkgs.xlibs.xorgserver}/bin/X -config ${configFile} -xkbdir ${pkgs.xkeyboard_config}/etc/X11/xkb|" \
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-e "s|Session=${pkgs.kde42.kdebase_workspace}/share/config/kdm/Xsession|Session=${xsession}|" \
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-e "s|#FailsafeClient=|FailsafeClient=${pkgs.xterm}/bin/xterm|" \
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-e "s|#PluginsLogin=sign|PluginsLogin=${pkgs.kde42.kdebase_workspace}/lib/kde4/kgreet_classic.so|" \
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kdmrc
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ensureDir $out
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cp kdmrc $out
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'';
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};
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in
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{
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name = "kdm";
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job = ''
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description "KDE Display Manager"
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start script
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rm -f /var/run/opengl-driver
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${if videoDriver == "nvidia"
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then ''
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ln -sf ${kernelPackages.nvidia_x11} /var/run/opengl-driver
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''
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else if cfg.driSupport
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then "ln -sf ${pkgs.mesa} /var/run/opengl-driver"
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else ""
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}
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rm -f /tmp/.X0-lock
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end script
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${if videoDriver == "nvidia"
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then "env LD_LIBRARY_PATH=${xorg.libX11}/lib:${xorg.libXext}/lib:${kernelPackages.nvidia_x11}/lib"
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else ""
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}
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${if videoDriver != "nvidia"
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then "env XORG_DRI_DRIVER_PATH=${pkgs.mesa}/lib/modules/dri"
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else ""
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}
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env FONTCONFIG_FILE=/etc/fonts/fonts.conf # !!! cleanup
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env XKB_BINDIR=${xorg.xkbcomp}/bin # Needed for the Xkb extension.
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respawn ${pkgs.kde42.kdebase_workspace}/bin/kdm -config ${kdmrc}/kdmrc
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'';
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}
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