(MOD) Aborted using bash for script executing for scripts modified are now supporting POSIX Shell.

(MOD) Modified github action file for abort supporting MS Windows as the target in current stage.

preinstall

@@ -7,8 +7,7 @@ fi
 
 SRC="$PWD"
 DST=/usr/include/Compound
-PROJ=("Array" "Paper" "Pen" "Render" "Status" "Var" "MemMan" "Stack" "Utils"\
-      "String" "Object")
+set -- Array Paper Pen Render Status Var MemMan Stack Utils String Object
 
 # Create directory.
 if [ ! -d "$DST" ]; then
@@ -16,22 +15,15 @@ if [ ! -d "$DST" ]; then
 fi
 
 # Install project-like headers.
-PROJLEN=${#PROJ[*]}
-echo "======== $PROJLEN projects in total ========"
-
-idx=0
-while :; do
-  if [[ $idx -eq $PROJLEN || $idx -gt $PROJLEN ]]; then
-    break;
-  fi
+while :; do  
+  p="$1"
+  if [ -z "$1" ]; then break; fi
   
-  p="${PROJ[$idx]}"
-  
-  cd "$p"
-  echo "`date` >>> Installing $p"
+  cd "$p" || exit 1
+  echo "$(date) >>> Installing $p"
   cp -v include/*.h "$DST"
-  cd "$SRC"
-  ((idx++))
+  cd "$SRC" || exit 1
+  shift 1
   echo
 done