diff options
-rw-r--r-- | tv/5pkgs/simple/xdpytools/default.nix | 31 | ||||
-rwxr-xr-x | tv/5pkgs/simple/xdpytools/src/xdpychvt | 11 | ||||
-rwxr-xr-x | tv/5pkgs/simple/xdpytools/src/xdpysel | 49 |
3 files changed, 91 insertions, 0 deletions
diff --git a/tv/5pkgs/simple/xdpytools/default.nix b/tv/5pkgs/simple/xdpytools/default.nix new file mode 100644 index 0000000..7d1ee07 --- /dev/null +++ b/tv/5pkgs/simple/xdpytools/default.nix @@ -0,0 +1,31 @@ +{ lib, pkgs }: + +let + install = name: { path }: /* sh */ '' + ( + mkdir -p $out/bin + touch $out/bin/${name} + chmod +x $out/bin/${name} + exec >$out/bin/${name} + + echo '#! ${pkgs.dash}/bin/dash' + echo export PATH=${lib.makeBinPath path} + sed 1d ${./src + "/${name}"} + ) + ''; +in + +pkgs.runCommand "xdpytools" {} + (toString + (lib.mapAttrsToList install { + xdpychvt.path = [ + "$out" + "/run/wrappers/'$LOGNAME'" + "/run/wrappers" + ]; + xdpysel.path = [ + "$out" + pkgs.findutils + pkgs.jq + ]; + })) diff --git a/tv/5pkgs/simple/xdpytools/src/xdpychvt b/tv/5pkgs/simple/xdpytools/src/xdpychvt new file mode 100755 index 0000000..84c1907 --- /dev/null +++ b/tv/5pkgs/simple/xdpytools/src/xdpychvt @@ -0,0 +1,11 @@ +#! /bin/sh +# usage: xdpychvt {prev,next} +# Changes to the VT based on the selected X display. +# +# This allows switching between X servers when display names and VT numbers +# correlate. A more sophisticated tool would try to determine the correct VT +# by e.g. looking at /proc, but this might not possible when e.g. using +# security.hideProcessInformation. +# + +chvt "$(xdpysel "$1")" diff --git a/tv/5pkgs/simple/xdpytools/src/xdpysel b/tv/5pkgs/simple/xdpytools/src/xdpysel new file mode 100755 index 0000000..e080155 --- /dev/null +++ b/tv/5pkgs/simple/xdpytools/src/xdpysel @@ -0,0 +1,49 @@ +#! /bin/sh +# usage: xdpysel {prev,next} +# Print the number of the selected X display. + +find /tmp/.X11-unix -mindepth 1 -maxdepth 1 | +jq -Rrs --arg command "$1" ' + ( + split("\n") | + map( + select(.!="") | + match("^.*/X([0-9]+)$").captures[0].string | + tonumber + ) + ) + as $all_displays | + + ( + env.DISPLAY | + match("^:([0-9]+)(?:[.][0-9]+)?$").captures[0].string | + tonumber + ) + as $current_display | + + ($all_displays | length) as $all_displays_count | + + ($all_displays|index($current_display)) + as $current_index | + + (($current_index + 1) % $all_displays_count) + as $next_index | + + (($all_displays_count + $current_index - 1) % $all_displays_count) + as $prev_index | + + $all_displays[$prev_index] as $prev_display | + $all_displays[$next_index] as $next_display | + + { + prev: $prev_display, + next: $next_display, + }[$command] + as $result | + + if $result | type == "number" then + $result + else + "xdpysel: bad argument: \($command)\n" | halt_error(-1) + end +' |