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Diffstat (limited to 'app-eselect/eselect-lua/files/lua.eselect-1')
-rw-r--r--app-eselect/eselect-lua/files/lua.eselect-1150
1 files changed, 150 insertions, 0 deletions
diff --git a/app-eselect/eselect-lua/files/lua.eselect-1 b/app-eselect/eselect-lua/files/lua.eselect-1
new file mode 100644
index 000000000000..59abc87c8484
--- /dev/null
+++ b/app-eselect/eselect-lua/files/lua.eselect-1
@@ -0,0 +1,150 @@
+# -*-eselect-*- vim: ft=eselect
+# Copyright 2014-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+inherit config multilib
+
+DESCRIPTION="Manage lua symlinks"
+MAINTAINER="mabi@gentoo.org"
+
+HEADER_FILES="lauxlib.h luaconf.h lua.h lua.hpp lualib.h"
+
+remove_symlinks() {
+ rm -f "${EROOT}"/usr/bin/{lua,luac} &>/dev/null
+ for dir in $(get_libdirs) ; do
+ rm -f "${EROOT}"${dir}/liblua.so &>/dev/null && \
+ rm -f "${EROOT}"${dir}/pkgconfig/lua.pc &>/dev/null
+ done
+ for f in $HEADER_FILES ; do
+ rm -f "${EROOT}"/usr/include/$f
+ done
+ rm -f "${EROOT}"/usr/share/man/man1/{lua,luac}.1{,.gz,.bz2,.lzma} &>/dev/null
+}
+
+set_symlinks() {
+ local ver=$1
+ ln -s "${EROOT}"/usr/bin/lua{$ver,}
+ ln -s "${EROOT}"/usr/bin/luac{$ver,}
+ for dir in $(get_libdirs) ; do
+ ln -s "${dir}"/liblua{$ver,}.so
+ ln -s "${dir}"/pkgconfig/lua{$ver,}.pc
+ done
+ for orig in "${EROOT}"/usr/share/man/man1/lua*$ver.1* ; do
+ ln -s "${orig}" "${orig//$ver}"
+ done
+ for f in $HEADER_FILES ; do
+ ln -s "${EROOT}"/usr/include/lua$ver/$f "${EROOT}"/usr/include
+ done
+}
+
+get_libdirs() {
+ local dir libdirs
+ for dir in $(list_libdirs); do
+ [[ -L ${EROOT}/usr/${dir} ]] && continue
+ ls "${EROOT}"/usr/${dir}/liblua*.* > /dev/null 2>&1 || continue
+
+ libdirs+=' '/usr/${dir}
+ done
+ echo ${libdirs:-/usr/lib}
+}
+
+find_targets() {
+ local dirs
+ local prefix="${EROOT}/usr/bin/lua"
+ for f in ${prefix}5* ; do
+ dirs="${dirs} ${f##$prefix}"
+ done
+ echo $dirs
+}
+
+resolv_target() {
+ local targets=( $(find_targets) )
+ if is_number $1; then
+ [[ $1 -le ${#targets[@]} && $1 -gt 0 ]] && echo "${targets[ $(( $1 - 1 )) ]}"
+ elif has $1 ${targets[@]}; then
+ echo $1
+ fi
+}
+
+get_active_version() {
+ readlink -e "${EROOT}"/usr/bin/lua | sed -ne "s:.*/usr/bin/lua\([\d.-]*\):\1:p"
+}
+
+## Actual actions
+
+## set action
+
+describe_set() {
+ echo "Sets the current version of lua"
+}
+
+describe_set_parameters() {
+ echo '<target>'
+}
+
+describe_set_options() {
+ echo 'target: Target name or number (from "list" action)'
+}
+
+
+do_set() {
+ local target=$(resolv_target $1)
+ if [[ -z "${target}" ]]; then
+ die -q "You need to specify a version"
+ fi
+ remove_symlinks
+ set_symlinks $target
+}
+
+## List action
+
+describe_list() {
+ echo 'Lists available lua versions'
+}
+
+do_list() {
+ local targets
+ local a
+ targets=( $(find_targets) )
+ a=$(get_active_version)
+ for (( i = 0; i < ${#targets[@]}; i++ )) ; do
+ [[ $a == ${targets[i]} ]] && targets[i]=$(highlight_marker "${targets[i]}")
+ done
+ write_numbered_list -m '(none found)' "${targets[@]}"
+}
+
+## Show action
+
+describe_show() {
+ echo 'Show the active lua version'
+}
+
+do_show() {
+ get_active_version
+}
+
+## update action
+
+describe_update() {
+ echo 'Automatically update the lua version'
+}
+
+describe_update_options() {
+ echo 'ifunset : Do not override existing implementation'
+}
+
+do_update() {
+ [[ -n ${1} && ! ( ${1} == ifunset || ${1} == '--if-unset' ) ]] && \
+ die -q 'Usage error'
+
+ [[ ( ${1} == ifunset || ${1} == '--if-unset' ) && -n $(get_active_version) ]] && \
+ return
+
+ remove_symlinks
+
+ local targets=( $(find_targets) )
+ if [[ -n ${#targets[@]} ]] ; then
+ local target=${targets[${#targets[@]} - 1]}
+ set_symlinks $target || echo 'Nothing to update'
+ fi
+}