appimage-run-clone

#!/usr/bin/env nix-shell
#! nix-shell -p -i bash

# Usage
if [ $# -ne 1 ] || [ "$1" = "--help" ]; then
  echo "Usage: $0 <path/to/appimage>" >&2
  exit 1
fi

appimage=$(realpath $1)


cat >builder.sh <<'EOF'
#!/bin/sh

export PATH="$coreutils/bin:$findutils/bin:$gnused/bin:$patchelf/bin"

ld="$glibc/lib/ld-linux-x86-64.so.2"

patchelf --set-interpreter "$ld"                  \
         --set-rpath       "$glibc/lib:$zlib/lib" \
         $appimage

$appimage --appimage-extract
mv squashfs-root $out

echo "IMPORTANT IMFORMATION: $glibc/lib"
cp $glibc/lib/* $out/  # Appimages expect glibc to already exist

for file in $(find $out -perm -100 -type f); do
  echo "Patching file $file" >&2
  patchelf --set-interpreter "$ld" "$file"
done

sed -i "1s|/bin/bash|/usr/bin/env bash|" $out/AppRun
EOF

chmod +x builder.sh

res=$(nix-build --no-out-link --expr -) <<EOF
{ glibc, zlib, coreutils, findutils, gnused, patchelf }:

derivation {
  name = "appimage-inst-0.0";
  system = "x86_64-linux";

  builder = ./builder.sh;

  appimage = $appimage;
  inherit glibc zlib coreutils findutils gnused patchelf;
}
EOF

echo "$res/AppRun"

# vim: syntax=bash