tjh.dev
1unpackCmdHooks+=(_tryDpkgDeb)
2_tryDpkgDeb() {
3 if ! [[ "$curSrc" =~ \.deb$ ]]; then return 1; fi
4 # Don't use dpkg-deb -x as that will error if the archive contains a file
5 # or directory with a setuid bit in its permissions. This is because dpkg
6 # calls tar internally with the -p flag, preserving file permissions.
7 #
8 # We instead only use dpkg-deb to extract the tarfile containing the files
9 # we want from the .deb, then finish extracting with tar directly.
10 mkdir root
11 dpkg-deb --fsys-tarfile "$curSrc" | tar --extract --directory=root
12}