code cleanup: force local var before calling a for loop, make sure it's unset when no longer needed

init.sh

@@ -51,6 +51,7 @@ export SYS_ARCH=$(uname -m)
 for lib in $MYPATH/lib/*.sh; do
     . $lib
 done
+unset lib
 
 # =============================
 # ==== Basic sanity checks ====
@@ -133,6 +134,7 @@ fi
 for mod in $MODULE_LIST; do
     . modules/$mod.sh
 done
+unset mod
 
 if [[ $RUN_SHELL == true ]]; then
     prnt I "Lancement d'un shell intéractif..."
@@ -142,11 +144,14 @@ if [[ $RUN_SHELL == true ]]; then
 fi
 
 # Run prechecks
-[[ JUMP != true ]] && for mod in $MODULE_LIST; do
-    version=VER_$mod
-    prnt I "Vérification initiale pour $mod version ${!version}..."
-    precheck_$mod
-done
+if [[ JUMP != true ]]; then
+    for mod in $MODULE_LIST; do
+        version=VER_$mod
+        prnt I "Vérification initiale pour $mod version ${!version}..."
+        precheck_$mod
+    done
+    unset mod
+fi
 
 # If we only checks, we stop here
 if [[ $CHECK_ONLY == true ]]; then
@@ -186,6 +191,7 @@ if [[ $key == "C" || $key == 'c' ]]; then
         $mod
         echo $mod >> $STAGE_FILE # Mark as done for resuming function
     done
+    unset mod
     echo
 else
     echo -e "${Yellow}Le système n'a subit aucune modifications.${DEFAULTCOL}"