Declare IFS as local variable.

* libs/config.bash.in (store_config):
* libs/default.eselect.in (show_usage_message):
* libs/editor-variable.bash.in (do_set):
* libs/output.bash.in (write_kv_list_entry):
* modules/env.eselect (create_profile_env, create_prelink_conf):
* modules/news.eselect (do_list, do_read):
Declare IFS as local variable.

2 files changed, 10 insertions, 14 deletions

diff --git a/modules/env.eselect b/modules/env.eselect
index bdc396d..6c77005 100644
--- a/modules/env.eselect
+++ b/modules/env.eselect
@@ -82,7 +82,7 @@ update_envvar_classes() {
 # Create profile.env file
 create_profile_env() {
 	local -a envfiles
-	local vars store items tmpprofile ifs_save
+	local vars store items tmpprofile ifs_save=${IFS}
 	envfiles=( "${EROOT}"/etc/env.d/* )
 
 	# Blank the file first!
@@ -116,8 +116,7 @@ create_profile_env() {
 					store=$(load_config "${envfile}" ${var})
 				else
 					items=$(load_config "${envfile}" ${var})
-					ifs_save=${IFS-$' \t\n'}
-					IFS=":"
+					local IFS=:
 					for item in ${items}; do
 						has ${item} ${store} \
 							|| store="${store}${store:+:}${item}"
@@ -146,8 +145,7 @@ create_profile_env() {
 		has LDPATH ${vars} || continue
 		# Store LDPATH for later processing
 		items=$(load_config "${envfile}" LDPATH)
-		ifs_save=${IFS-$' \t\n'}
-		IFS=":"
+		local IFS=:
 		items=( ${items} )
 		IFS=${ifs_save}
 		for item in "${items[@]}"; do
@@ -183,7 +181,7 @@ create_ld_so_conf() {
 create_prelink_conf() {
 	[[ -z ${ESELECT_LDPATH[@]} ]] \
 		&& die -q "No LDPATHs found in ${EROOT}/etc/env.d/*"
-	local path prelink_path prelink_mask str x ifs_save
+	local path prelink_path prelink_mask str x
 	str="# prelink.conf autogenerated by eselect\n"
 	str="${str}# Make all changes to /etc/env.d files\n"
 	# Add default items
@@ -197,8 +195,7 @@ create_prelink_conf() {
 	path=$(load_config "${ENVPROFILE}" PATH)
 	prelink_path=$(load_config "${ENVPROFILE}" PRELINK_PATH)
 	prelink_mask=$(load_config "${ENVPROFILE}" PRELINK_PATH_MASK)
-	ifs_save=${IFS-$' \t\n'}
-	IFS=":"
+	local ifs_save=${IFS} IFS=:
 	for x in ${path} ${prelink_path} "${ESELECT_LDPATH[@]}"; do
 		has ${x} ${prelink_mask} && continue
 		[[ -z ${x##*/} ]] || x="${x}/"
diff --git a/modules/news.eselect b/modules/news.eselect
index dd6b3bd..c48b9c1 100644
--- a/modules/news.eselect
+++ b/modules/news.eselect
@@ -164,8 +164,7 @@ describe_list() {
 
 do_list() {
 	local item stat repo dir header line title posted i=1
-	local cols=${COLUMNS:-80}
-	local ifs_save=${IFS-$' \t\n'}
+	local cols=${COLUMNS:-80} ifs_save=${IFS}
 	local -a repos dirs
 
 	set -- $(find_items unread read)
@@ -179,7 +178,7 @@ do_list() {
 		[[ ${posted} == +([0-9])-+([0-9])-+([0-9]) ]] || posted="(no date) "
 		header=$(read_item "${dir}" "${item}" header) \
 			|| title="(${item} - removed?)"
-		IFS=$'\n'
+		local IFS=$'\n'
 		for line in ${header}; do
 			case "${line%%:*}" in
 				Title) title=${line##*([^:]):*([[:space:]])} ;;
@@ -242,7 +241,7 @@ describe_read_parameters() {
 
 do_read() {
 	local -a items=( $(find_items unread read) ) repos dirs
-	local n=${#items[@]} format=cooked ifs_save=${IFS-$' \t\n'}
+	local n=${#items[@]} format=cooked ifs_save=${IFS}
 	local item repo stat dir header line i seq repos_upd author title posted
 
 	while [[ $# -gt 0 ]]; do
@@ -283,7 +282,7 @@ do_read() {
 		cooked)
 			write_list_start "${item}"
 			header=$(read_item "${dir}" "${item}" header)
-			IFS=$'\n'
+			local IFS=$'\n'
 			for line in ${header}; do
 				case "${line%%:*}" in
 					Title)
@@ -303,7 +302,7 @@ do_read() {
 		mbox)
 			if header=$(read_item "${dir}" "${item}" header); then
 				author=""; title=""; posted=""
-				IFS=$'\n'
+				local IFS=$'\n'
 				for line in ${header}; do
 					case "${line%%:*}" in
 						Author) : ${author:=${line##*([^:]):*([[:space:]])}} ;;