summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat (limited to 'app-eselect/eselect-luajit/files/luajit-1.eselect')
-rw-r--r--app-eselect/eselect-luajit/files/luajit-1.eselect117
1 files changed, 117 insertions, 0 deletions
diff --git a/app-eselect/eselect-luajit/files/luajit-1.eselect b/app-eselect/eselect-luajit/files/luajit-1.eselect
new file mode 100644
index 0000000..722ae02
--- /dev/null
+++ b/app-eselect/eselect-luajit/files/luajit-1.eselect
@@ -0,0 +1,117 @@
+# -*-eselect-*- vim: ft=eselect
+# Copyright 2005-2011 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2 or later
+# $Id: luajit.eselect mva $
+
+DESCRIPTION="Manage the LuaJIT symlink"
+MAINTAINER="mva@mva.name"
+VERSION="1"
+
+# sort function for luajit versions, to be used in a pipe
+sort_luajit_versions() {
+ local vsort="sort --version-sort"
+ ${vsort} </dev/null &>/dev/null || vsort=sort
+ sed -e 's/^\(luajit-\)\?\([[:digit:].]\+\)[-_]beta/\2 0 &/' \
+ -e 't;s/^\(luajit-\)\?\([[:digit:].]\+\)/\2 1 &/' \
+ | LC_ALL=C ${vsort} | sed 's/.* //'
+}
+
+# find a list of luajit symlink targets
+find_targets() {
+ local f
+ for f in $(find "${EROOT}"/usr/bin/ -type f -iname 'luajit-[[:digit:]]*'); do
+ basename "${f}"
+ done | sort_luajit_versions
+}
+
+# remove the luajit symlink
+remove_symlink() {
+ rm "${EROOT}/usr/bin/luajit"
+}
+
+# set the luajit symlink
+set_symlink() {
+ local target=$1
+
+ if is_number "${target}"; then
+ local targets=( $(find_targets) )
+ target=${targets[target-1]}
+ fi
+
+ if [[ -z ${target} ]]; then
+ die -q "Target \"$1\" doesn't appear to be valid!"
+ elif [[ -f ${EROOT}/usr/bin/${target} ]]; then
+ ln -s "${target}" "${EROOT}/usr/bin/luajit"
+ [[ -f "${EROOT}/usr/lib32/lib${target}.so" ]] && ln -s "lib${target}.so" "${EROOT}/usr/lib32/libluajit-5.1.so"
+ [[ -f "${EROOT}/usr/lib32/lib${target}.a" ]] && ln -s "lib${target}.a" "${EROOT}/usr/lib32/libluajit-5.1.a"
+ [[ -f "${EROOT}/usr/lib/lib${target}.so" ]] && ln -s "lib${target}.so" "${EROOT}/usr/lib/libluajit-5.1.so"
+ [[ -f "${EROOT}/usr/lib/lib${target}.a" ]] && ln -s "lib${target}.a" "${EROOT}/usr/lib/libluajit-5.1.a"
+ else
+ die -q "Target \"$1\" doesn't appear to be valid!"
+ fi
+}
+
+### show action ###
+
+describe_show() {
+ echo "Show the current luajit symlink"
+}
+
+do_show() {
+ write_list_start "Current luajit symlink:"
+ if [[ -L ${EROOT}/usr/bin/luajit ]]; then
+ local SV=$(readlink "${EROOT}/usr/bin/luajit")
+ write_kv_list_entry "${SV%/}"
+ else
+ write_kv_list_entry "(unset)"
+ fi
+}
+
+### list action ###
+
+describe_list() {
+ echo "List available luajit symlink targets"
+}
+
+do_list() {
+ local i targets=( $(find_targets) )
+
+ write_list_start "Available luajit symlink targets:"
+ local SV=$(readlink "${EROOT}/usr/bin/luajit")
+ for (( i = 0; i < ${#targets[@]}; i++ )); do
+ [[ ${targets[i]} = \
+ $(basename "${SV}") ]] \
+ && targets[i]=$(highlight_marker "${targets[i]}")
+ done
+ write_numbered_list -m "(none found)" "${targets[@]}"
+}
+
+### set action ###
+
+describe_set() {
+ echo "Set a new luajit symlink target"
+}
+
+describe_set_parameters() {
+ echo "<target>"
+}
+
+describe_set_options() {
+ echo "target : Target name or number (from 'list' action)"
+}
+
+do_set() {
+ [[ -z $1 ]] && die -q "You didn't tell me what to set the symlink to"
+ [[ $# -gt 1 ]] && die -q "Too many parameters"
+
+ if [[ -L ${EROOT}/usr/bin/luajit ]]; then
+ # existing symlink
+ remove_symlink || die -q "Couldn't remove existing symlink"
+ set_symlink "$1" || die -q "Couldn't set a new symlink"
+ elif [[ -e ${EROOT}/usr/bin/luajit ]]; then
+ # we have something strange
+ die -q "${EROOT}/usr/bin/luajit exists but is not a symlink"
+ else
+ set_symlink "$1" || die -q "Couldn't set a new symlink"
+ fi
+}