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|
{
config,
zsh,
pkgs ? (import ../pkgs.nix).edge {},
}: rec {
defaultXDGOpenRules = [
{
name = "open-url";
pattern = "(ipfs:|ipns:|magnet:|mailto:|gemini:|gopher:|https:|http:|news:|file:|git:|ssh:|ftp:)[^<>\"\\s{-}\\^⟨⟩`]+";
xdgOpen = "$1";
}
];
xdgOpenRules = defaultXDGOpenRules ++ config.alacritty.xdgOpenRules;
alacrittyUnwrap = pkgs.writeShellScript "alacritty-unwrap" ''
unset LD_LIBRARY_PATH
unset LIBGL_DRIVERS_PATH
unset LIBVA_DRIVERS_PATH
unset __EGL_VENDOR_LIBRARY_DIRS
exec "$@"
'';
hints = {
enabled = (builtins.map (r:
{
regex = r.pattern;
hyperlinks = true;
command = (pkgs.writeShellScript "alacritty-hints-${r.name}" ''
${alacrittyUnwrap} xdg-open "${r.xdgOpen}"
'');
post_processing = true;
mouse.enabled = true;
}
) xdgOpenRules);
};
configFile = pkgs.writeText "alacritty-config" (
builtins.replaceStrings
["$HINTS"]
[(builtins.toJSON hints)]
(builtins.readFile ./alacritty.yml)
);
shellEntrypoint = pkgs.writeShellScript "alacritty-shell-entrypoint" ''
exec ${alacrittyUnwrap} "${zsh}/bin/zsh" "$@"
'';
alacritty = pkgs.writeShellScriptBin "alacritty" ''
set -e -x
host_ld_lib_path="$(
ldconfig -v 2>/dev/null \
| grep -v ^$'\t' \
| tr -s ':\n' ':' \
| head -c-1 \
)"
bin_ld_lib_path="$(
objdump -x ${pkgs.alacritty}/bin/alacritty \
| grep "RUNPATH" \
| awk '{print $2}' \
)"
host_dri_path="$(
echo "$host_ld_lib_path" \
| tr -s ':' '\n' \
| while read d; do if [ -d "$d/dri" ]; then echo "$d"/dri; fi; done \
| tr '\n' ':' \
| head -c-1
)"
# overwrite LD_LIBRARY_PATH such that the binary's ld search path is still
# searched first, but afterwards the host's ld search path is looked
# through. Similarly, the dri paths are set to be the hosts. This allows us
# to use the host's graphics drivers for alacritty.
export LD_LIBRARY_PATH="$bin_ld_lib_path":"$host_ld_lib_path"
export LIBGL_DRIVERS_PATH="$host_dri_path"
export LIBVA_DRIVERS_PATH="$host_dri_path"
export __EGL_VENDOR_LIBRARY_DIRS=/usr/share/glvnd/egl_vendor.d
exec ${pkgs.alacritty}/bin/alacritty \
-o font.size=${builtins.toString config.alacritty.fontSize} \
--config-file ${configFile} \
-e "${shellEntrypoint}"
'';
}
|
