Fix setting paths on old bash.

Prevent bash 2 from segfaulting when considering directories in
PATH.bashrc.

diff --git a/.profile.d/PATH.bashrc b/.profile.d/PATH.bashrc
index 0528314..ab57aaa 100644 (file)
--- a/.profile.d/PATH.bashrc
+++ b/.profile.d/PATH.bashrc
@@ -91,8 +91,8 @@ function makepath() {
 
 # Construct directory list, omitting nonexistent and undefined ones.
 dirs=
 
 # Construct directory list, omitting nonexistent and undefined ones.
 dirs=

-for dir in ${SYSTEM:-#}/${ARCHITECTURE:-#} ${SYSTEM:-} ""; do
-  [ "${dir/#/}" = "$dir" ] || continue
+for dir in "${SYSTEM:-@}/${ARCHITECTURE:-@}" "${SYSTEM:-@}" ""; do
+  [ "${dir/@/}" = "$dir" ] || continue

   [ -d "$DIR/$dir" ] || continue
   dirs="$dirs,$DIR/$dir"
   dirs="${dirs%%/}"
   [ -d "$DIR/$dir" ] || continue
   dirs="$dirs,$DIR/$dir"
   dirs="${dirs%%/}"