56 lines
1.6 KiB
Nix
56 lines
1.6 KiB
Nix
{ writeScript, buildFHSUserEnv, coreutils, file, libarchive, runtimeShell
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, extraPkgs ? pkgs: [], appimageTools }:
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let
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fhsArgs = appimageTools.defaultFhsEnvArgs;
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in buildFHSUserEnv (fhsArgs // {
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name = "appimage-run";
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targetPkgs = pkgs: fhsArgs.targetPkgs pkgs ++ extraPkgs pkgs;
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runScript = writeScript "appimage-exec" ''
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#!${runtimeShell}
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if [ $# -eq 0 ]; then
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echo "Usage: $0 FILE [OPTION...]"
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echo
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echo 'Options are passed on to the appimage.'
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echo "If you want to execute a custom command in the appimage's environment, set the APPIMAGE_DEBUG_EXEC environment variable."
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exit 1
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fi
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APPIMAGE="$(realpath "$1")"
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shift
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if [ ! -x "$APPIMAGE" ]; then
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echo "fatal: $APPIMAGE is not executable"
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exit 1
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fi
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SHA256="$(${coreutils}/bin/sha256sum "$APPIMAGE" | cut -d ' ' -f 1)"
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SQUASHFS_ROOT="''${XDG_CACHE_HOME:-$HOME/.cache}/appimage-run/$SHA256/"
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mkdir -p "$SQUASHFS_ROOT"
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export APPDIR="$SQUASHFS_ROOT/squashfs-root"
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if [ ! -x "$APPDIR" ]; then
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cd "$SQUASHFS_ROOT"
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if ${file}/bin/file --mime-type --brief --keep-going "$APPIMAGE" | grep -q iso; then
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# is type-1 appimage
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mkdir "$APPDIR"
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${libarchive}/bin/bsdtar -x -C "$APPDIR" -f "$APPIMAGE"
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else
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# is type-2 appimage
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"$APPIMAGE" --appimage-extract 2>/dev/null
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fi
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fi
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cd "$APPDIR"
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export PATH="$PATH:$PWD/usr/bin"
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export APPIMAGE_SILENT_INSTALL=1
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if [ -n "$APPIMAGE_DEBUG_EXEC" ]; then
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exec "$APPIMAGE_DEBUG_EXEC"
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fi
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exec ./AppRun "$@"
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'';
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})
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