--- /dev/null
+--- PG-4.4-orig/etc/desktop/proofgeneral.desktop
++++ PG-4.4/etc/desktop/proofgeneral.desktop
+@@ -4,9 +4,9 @@
+ Name=Proof General
+ GenericName=Theorem proving environment
+ Comment=Organise your proofs!
+-Icon=proofgeneral.png
++Icon=proofgeneral
+ TryExec=proofgeneral
+ Exec=proofgeneral %F
+ Terminal=false
+-Categories=Application;IDE;Development;TextEditor;Math
++Categories=IDE;Development;TextEditor;Math
+ StartupWMClass=Emacs
--- /dev/null
+--- PG-4.4-orig/generic/proof-site.el
++++ PG-4.4/generic/proof-site.el
+@@ -127,7 +127,7 @@
+ :group 'proof-general-internals)
+
+ (defcustom proof-images-directory
+- (concat proof-home-directory "images/")
++ "@SITEETC@/images/"
+ "Where Proof General image files are installed. Ends with slash."
+ :type 'directory
+ :group 'proof-general-internals)
--- /dev/null
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit elisp
+
+DESCRIPTION="A generic interface for proof assistants"
+HOMEPAGE="https://proofgeneral.github.io/"
+SRC_URI="https://github.com/ProofGeneral/PG/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="GPL-2+ GPL-2 GPL-3+ HPND CC-BY-SA-3.0"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc ~x86"
+
+RDEPEND=">=app-emacs/mmm-mode-0.4.8-r2"
+BDEPEND="${RDEPEND}"
+
+S="${WORKDIR}/PG-${PV}"
+ELISP_PATCHES="${P}-images-dir.patch
+ ${P}-desktop.patch"
+SITEFILE="50${PN}-gentoo.el"
+
+src_prepare() {
+ elisp_src_prepare
+ sed -i -e "s:@SITEETC@:${EPREFIX}${SITEETC}/${PN}:" \
+ generic/proof-site.el || die
+ sed -i -e '/^OTHER_ELISP/s:contrib/mmm::' Makefile || die
+}
+
+src_compile() {
+ #emake clean # remove precompiled lisp files
+ emake -j1 compile doc.info EMACS=emacs
+}
+
+src_install() {
+ emake -j1 install-elisp install-bin install-desktop \
+ EMACS=emacs \
+ PREFIX="${ED}"/usr \
+ ELISP="${ED}${SITELISP}"/${PN} \
+ DEST_ELISP="${EPREFIX}${SITELISP}"/${PN}
+ elisp-site-file-install "${FILESDIR}/${SITEFILE}"
+
+ # move images out of elisp dir
+ mkdir -p "${ED}${SITEETC}"/${PN}/ || die
+ mv "${ED}${SITELISP}"/${PN}/images "${ED}${SITEETC}"/${PN}/ || die
+
+ doinfo doc/*.info*
+ doman doc/proofgeneral.1
+ dodoc AUTHORS BUGS CHANGES COMPATIBILITY FAQ.md INSTALL README.md REGISTER
+}
+
+pkg_postinst() {
+ elisp-site-regen
+ # Already in REGISTER, so no need to install README.gentoo
+ elog "Please register your use of Proof General on the web at:"
+ elog " http://proofgeneral.inf.ed.ac.uk/register"
+ elog "(see the REGISTER file for more information)"
+}