Cosmetics + a bit of paranoia regarding the created files.

diff --git a/bash-selector.sh b/bash-selector.sh
index 05bd892..ac094c8 100755 (executable)
--- a/bash-selector.sh
+++ b/bash-selector.sh
@@ -47,44 +47,51 @@ function selector-history () {
 # Selector-based directory history
 ######################################################################
 
-# The file where we will keep track of the directories
+# The file where we will keep track of the directories and how many
+# lines to keep in there
 
 export SELECTOR_CD_HISTORY
 
 [[ "${SELECTOR_CD_HISTORY}" ]] || SELECTOR_CD_HISTORY=${HOME}/.selector-cd-history
 
-# The function to use in place of the standard "cd"
+export SELECTOR_CD_HISTORY_SIZE
 
 [[ "${SELECTOR_CD_HISTORY_SIZE}" ]] || SELECTOR_CD_HISTORY_SIZE=1000
 
+# The function to use in place of the standard "cd"
+
 function selector-cd () {
+    umask 077
+
     if [[ -z "$1" ]]; then
         cd
     else
         cd "$@"
     fi
 
-    if [[ -f ${SELECTOR_CD_HISTORY} ]]; then
+    if [[ -f "${SELECTOR_CD_HISTORY}" ]]; then
         TMP=$(mktemp /tmp/selector-cd.XXXXXX)
-        tail -$((SELECTOR_CD_HISTORY_SIZE-1)) < ${SELECTOR_CD_HISTORY} > ${TMP}
-        cat ${TMP} > ${SELECTOR_CD_HISTORY}
-        rm -f ${TMP}
+        tail -$((SELECTOR_CD_HISTORY_SIZE-1)) < "${SELECTOR_CD_HISTORY}" > "${TMP}"
+        cat "${TMP}" > "${SELECTOR_CD_HISTORY}"
+        rm -f "${TMP}"
     fi
 
-    echo $PWD | sed -e "s!^${HOME}!~!" >> ${SELECTOR_CD_HISTORY}
+    echo "${PWD}" | sed -e "s!^${HOME}!~!" >> "${SELECTOR_CD_HISTORY}"
 }
 
 function selector-cd-search () {
-    if [[ -f ${SELECTOR_CD_HISTORY} ]]; then
+    umask 077
+
+    if [[ -f "${SELECTOR_CD_HISTORY}" ]]; then
         PATH_TEMP=$(mktemp /tmp/selector-cd-path.XXXXXX)
-        selector -j -y -u -t "cd" -l ${SELECTOR_CD_HISTORY_SIZE} -d -i -c 7,2,0,3 -o ${PATH_TEMP} -q ${SELECTOR_CD_HISTORY}
-        NEW_PATH="$(cat ${PATH_TEMP} | sed -e 's!~!'${HOME}'!')"
+        selector -j -y -u -t "cd" -l "${SELECTOR_CD_HISTORY_SIZE}" -d -i -c 7,2,0,3 -o "${PATH_TEMP}" -q "${SELECTOR_CD_HISTORY}"
+        NEW_PATH="$(cat "${PATH_TEMP}" | sed -e 's!~!'${HOME}'!')"
         if [[ -d "${NEW_PATH}" ]]; then
-            selector-cd "$(cat ${PATH_TEMP} | sed -e 's!^~!'${HOME}'!')"
+            selector-cd "$(cat "${PATH_TEMP}" | sed -e 's!^~!'${HOME}'!')"
         fi
-        \rm ${PATH_TEMP}
+        \rm "${PATH_TEMP}"
     else
-        echo "No cd history file ${SELECTOR_CD_HISTORY}." >&2
+        echo "No cd history file '${SELECTOR_CD_HISTORY}'." >&2
     fi
 }