generate the output gcc XML file always in the same folder where 'rungccxml.sh' script is placed

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56704 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/ifacecheck/rungccxml.sh.in

@@ -31,10 +31,9 @@ if [[ ! -z "$1" ]]; then
 fi
 
 me=$(basename $0)
-path=${0%%/$me}
-current=$(pwd)         # current path
+current=$(pwd)/${0%%/$me}            # current path
 
-#gccxmloutput="$current/$gccxmloutput"
+gccxmloutput="$current/$gccxmloutput"
 
 cd @top_srcdir@/include              # go to wx include folder