summaryrefslogtreecommitdiff
blob: 7655d92751922c0938a49fdd957e9fbdc6f0f6f3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/vim-plugin.eclass,v 1.29 2012/08/03 08:49:22 radhermit Exp $
#
# This eclass simplifies installation of app-vim plugins into
# /usr/share/vim/vimfiles.  This is a version-independent directory
# which is read automatically by vim.  The only exception is
# documentation, for which we make a special case via vim-doc.eclass

inherit vim-doc
EXPORT_FUNCTIONS src_install pkg_postinst pkg_postrm

VIM_PLUGIN_VIM_VERSION="${VIM_PLUGIN_VIM_VERSION:-7.0}"

IUSE=""
DEPEND="|| ( >=app-editors/vim-${VIM_PLUGIN_VIM_VERSION}
	>=app-editors/gvim-${VIM_PLUGIN_VIM_VERSION} )"
RDEPEND="${DEPEND}"
SRC_URI="mirror://gentoo/${P}.tar.bz2
	http://dev.gentoo.org/~radhermit/vim/${P}.tar.bz2"
SLOT="0"

vim-plugin_src_install() {
	has "${EAPI:-0}" 0 1 2 && ! use prefix && ED="${D}"
	local f

	if use !prefix && [[ ${EUID} -eq 0 ]] ; then
		ebegin "Fixing file permissions"
		# Make sure perms are good
		chmod -R a+rX "${S}" || die "chmod failed"
		find "${S}" -user  'portage' -exec chown root '{}' \; || die "chown failed"
		if use userland_BSD || [[ ${CHOST} == *-darwin* ]] ; then
			find "${S}" -group 'portage' -exec chgrp wheel '{}' \; || die "chgrp failed"
		else
			find "${S}" -group 'portage' -exec chgrp root '{}' \; || die "chgrp failed"
		fi
		eend $?
	fi

	# Install non-vim-help-docs
	cd "${S}"
	for f in *; do
		[[ -f "${f}" ]] || continue
		if [[ "${f}" = *.html ]]; then
			dohtml "${f}"
		else
			dodoc "${f}"
		fi
		rm -f "${f}"
	done

	# Install remainder of plugin
	cd "${WORKDIR}"
	dodir /usr/share/vim
	mv "${S}" "${ED}"/usr/share/vim/vimfiles

	# Fix remaining bad permissions
	chmod -R -x+X "${ED}"/usr/share/vim/vimfiles/ || die "chmod failed"
}

vim-plugin_pkg_postinst() {
	update_vim_helptags		# from vim-doc
	update_vim_afterscripts	# see below
	display_vim_plugin_help	# see below
}

vim-plugin_pkg_postrm() {
	has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
	update_vim_helptags		# from vim-doc
	update_vim_afterscripts	# see below

	# Remove empty dirs; this allows
	# /usr/share/vim to be removed if vim-core is unmerged
	find "${EPREFIX}/usr/share/vim/vimfiles" -depth -type d -exec rmdir {} \; 2>/dev/null
}

# update_vim_afterscripts: create scripts in
# /usr/share/vim/vimfiles/after/* comprised of the snippets in
# /usr/share/vim/vimfiles/after/*/*.d
update_vim_afterscripts() {
	has "${EAPI:-0}" 0 1 2 && ! use prefix && EROOT="${ROOT}"
	has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
	local d f afterdir="${EROOT}"/usr/share/vim/vimfiles/after

	# Nothing to do if the dir isn't there
	[ -d "${afterdir}" ] || return 0

	einfo "Updating scripts in ${EPREFIX}/usr/share/vim/vimfiles/after"
	find "${afterdir}" -type d -name \*.vim.d | \
	while read d; do
		echo '" Generated by update_vim_afterscripts' > "${d%.d}"
		find "${d}" -name \*.vim -type f -maxdepth 1 -print0 | \
		sort -z | xargs -0 cat >> "${d%.d}"
	done

	einfo "Removing dead scripts in ${EPREFIX}/usr/share/vim/vimfiles/after"
	find "${afterdir}" -type f -name \*.vim | \
	while read f; do
		[[ "$(head -n 1 ${f})" == '" Generated by update_vim_afterscripts' ]] \
			|| continue
		# This is a generated file, but might be abandoned.  Check
		# if there's no corresponding .d directory, or if the
		# file's effectively empty
		if [[ ! -d "${f}.d" || -z "$(grep -v '^"' "${f}")" ]]; then
			rm -f "${f}"
		fi
	done
}

# Display a message with the plugin's help file if one is available. Uses the
# VIM_PLUGIN_HELPFILES env var. If multiple help files are available, they
# should be separated by spaces. If no help files are available, but the env
# var VIM_PLUGIN_HELPTEXT is set, that is displayed instead. Finally, if we
# have nothing else, display a link to VIM_PLUGIN_HELPURI. An extra message
# regarding enabling filetype plugins is displayed if VIM_PLUGIN_MESSAGES
# includes the word "filetype".
display_vim_plugin_help() {
	local h

	if [[ -n "${VIM_PLUGIN_HELPFILES}" ]] ; then
		elog " "
		elog "This plugin provides documentation via vim's help system. To"
		elog "view it, use:"
		for h in ${VIM_PLUGIN_HELPFILES} ; do
			elog "    :help ${h}"
		done
		elog " "

	elif [[ -n "${VIM_PLUGIN_HELPTEXT}" ]] ; then
		elog " "
		while read h ; do
			elog "$h"
		done <<<"${VIM_PLUGIN_HELPTEXT}"
		elog " "

	elif [[ -n "${VIM_PLUGIN_HELPURI}" ]] ; then
		elog " "
		elog "Documentation for this plugin is available online at:"
		elog "    ${VIM_PLUGIN_HELPURI}"
		elog " "
	fi

	if has "filetype" "${VIM_PLUGIN_MESSAGES}" ; then
		elog "This plugin makes use of filetype settings. To enable these,"
		elog "add lines like:"
		elog "    filetype plugin on"
		elog "    filetype indent on"
		elog "to your ~/.vimrc file."
		elog " "
	fi
}