app-vim/showmarks: EAPI8 bump

Signed-off-by: Michael Mair-Keimberger <mmk@levelnine.at>
Signed-off-by: Conrad Kostecki <conikost@gentoo.org>

app-vim/showmarks/showmarks-2.2-r2.ebuild

@@ -0,0 +1,29 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit vim-plugin
+
+DESCRIPTION="vim plugin: show location marks visually"
+HOMEPAGE="https://www.vim.org/scripts/script.php?script_id=152"
+
+LICENSE="public-domain"
+KEYWORDS="~alpha ~amd64 ~ia64 ~mips ~ppc ~sparc ~x86"
+
+VIM_PLUGIN_HELPFILES="showmarks.txt"
+
+src_prepare() {
+	default
+
+	mkdir "${S}"/doc || die "can't make doc dir"
+
+	# This plugin uses an 'automatic HelpExtractor' variant. This causes
+	# problems for us during the unmerge. Fortunately, sed can fix this
+	# for us.
+	sed -e '1,/^" HelpExtractorDoc:$/d' \
+		"${S}"/plugin/showmarks.vim > "${S}"/doc/showmarks.txt \
+		|| die "help extraction failed"
+	sed -i -e '/^" HelpExtractor:$/,$d' "${S}"/plugin/showmarks.vim \
+		|| die "help extract remove failed"
+}