do not check json in target dir; shellfixes

bin/preinstall_cleanup.sh

@@ -17,6 +17,7 @@
 #
 # ----------------------------------------------------------------------
 # 2013-11-06  axel.hahn@iml.unibe.ch
+# 2022-11-25  axel.hahn@unibe.ch      do not check json in target dir; shellfixes
 # ======================================================================
 
 # ----------------------------------------------------------------------
@@ -41,8 +42,8 @@
         echo
 
         if [ $# -lt 2 ]; then
-                echo Syntax is
-                echo `basename $0` [webroot] [tgz-archive] [[deleteflag]]
+                echo "Syntax is"
+                echo "$( basename $0 ) [webroot] [tgz-archive] [[deleteflag]]"
                 exit 1
         fi
 
@@ -58,10 +59,12 @@
         # see #2235 - for nodejs apps the target dir is different
         # ls -ld $prjdir/public_html/ || ls -ld $prjdir/public/ || exit 2
         # echo $prjdir | fgrep "/www/" || exit 2
-        ls -l $prjdir/*.json || exit 2
+
+        # skip this - aum spider has no json
+        # ls -l $prjdir/*.json || exit 2
 
         # check tgz
-        file $tgz | fgrep "gzip compressed" || exit 3
+        file $tgz | grep -F "gzip compressed" || exit 3
 
 # ----------------------------------------------------------------------
 # MAIN
@@ -97,9 +100,9 @@
                 bDelete=1
                 testfile=$delfile
                 if [ ! -d $delfile ]; then
-                        testfile=`dirname $delfile`
+                        testfile=$( dirname $delfile )
                 fi
-                echo $testfile | fgrep -f $filelist >/dev/null
+                echo $testfile | grep -F -f $filelist >/dev/null
                 if [ $? -eq 0 ]; then
                         echo KEEP: $delfile
                 else