add symlink support to HasCorrectFilePermissions and IsWorldWritable

Signed-off-by: Thomas Sjögren <konstruktoid@users.noreply.github.com>

include/functions

@@ -1306,6 +1306,11 @@
         if [ $# -ne 2 ]; then Fatal "Incorrect usage of HasCorrectFilePermissions"; fi
         CHECKFILE="$1"
         CHECKPERMISSION_FULL="$2"
+        # Check for symlink
+        if [ -L ${CHECKFILE} ]; then
+            ShowSymlinkPath ${CHECKFILE}
+            if [ ! "${SYMLINK}" = "" ]; then CHECKFILE="${SYMLINK}"; fi
+        fi
         if [ ! -d ${CHECKFILE} -a ! -f ${CHECKFILE} ]; then
             return 2
         else
@@ -2002,7 +2007,11 @@
         if [ $# -eq 0 ]; then ExitFatal "Missing parameter when calling IsWorldWritable function"; fi
         sFILE=$1
         FileIsWorldWritable=""
-
+        # Check for symlink
+        if [ -L ${sFILE} ]; then
+            ShowSymlinkPath ${sFILE}
+            if [ ! "${SYMLINK}" = "" ]; then sFILE="${SYMLINK}"; fi
+        fi
         # Only check if target is a file or directory
         if [ -f ${sFILE} -o -d ${sFILE} ]; then
             FINDVAL=$(ls -ld ${sFILE} | cut -c 9)