linamh/eclass/appimage.eclass

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2021-06-30 18:45:43 +02:00
# Copyright 2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# @ECLASS: appimage.eclass
# @MAINTAINER:
# maintainer-wanted@gentoo.org
# @AUTHOR:
# Mykyta Holubakha <hilobakho@gmail.com>
# @BLURB: convenience eclass for extracting AppImage bundles
# @DESCRIPTION:
# This eclass provides a src_unpack function to extract AppImage bundles
case "${EAPI:-0}" in
6|7)
;;
*)
die "EAPI ${EAPI:-0} is not supported"
;;
esac
EXPORT_FUNCTIONS src_unpack
# @VARIABLE: APPIMAGE_EXTRACT_DIR
# @DEFAULT_UNSET: squashfs_root
# @DESCRIPTION:
# This variable specifies the directory, in which the AppImage bundle
# is expected to be extracted.
# @VARIABLE: APPIMAGE_EXTRACT_DEST
# @DEFAULT_UNSET: ${P}
# @DESCRIPTION:
# This variable specifies the directory, to which the extracted image
# will be moved.
# @FUNCTION: appimage_src_unpack
# @DESCRIPTION:
# Unpack all the AppImage bundles from ${A} (with .appimage extension).
# Other files are passed to regular unpack.
appimage_src_unpack() {
debug-print-function ${FUNCNAME} "${@}"
local extract_dir="${APPIMAGE_EXTRACT_DIR:-squashfs-root}"
local extract_dest="${APPIMAGE_EXTRACT_DEST:-${P}}"
local f
for f in ${A}
do
case "${f}" in
*.appimage|*.AppImage)
cp "${DISTDIR}/${f}" "${WORKDIR}"
debug-print "${FUNCNAME}: unpacking bundle ${f} to ${extract_dest}"
chmod +x "${f}" \
|| die "Failed to add execute permissions to bundle"
"${WORKDIR}/${f}" --appimage-help >/dev/null 2>/dev/null \
|| die "Invalid AppImage bundle"
"${WORKDIR}/${f}" --appimage-extract >/dev/null 2>/dev/null \
|| die "Failed to extract AppImage bundle"
rm -f "${f}" || die "Failed to remove bundle copy"
mv "${extract_dir}" "${extract_dest}" \
|| die "Failed to move AppImage bundle to destination"
;;
*)
debug-print "${FUNCNAME}: falling back to unpack for ${f}"
unpack "${f}"
;;
esac
done
}