desktop/disper: Use python2 for python 2.x.

Signed-off-by: Andrew Clemons <andrew.clemons@gmail.com>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

desktop/disper/disper.SlackBuild

@@ -3,7 +3,7 @@
 # Slackware build script for disper
 
 # Copyright 2015 Markus Hutmacher Germany
-# Copyright 2023 Andrew Clemons, Tokyo Japan
+# Copyright 2023-2024 Andrew Clemons, Tokyo Japan
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -27,7 +27,7 @@ cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=disper
 VERSION=${VERSION:-0.3.1.1}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -64,11 +64,15 @@ find -L . \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
 # We need to change PREFIX from /usr/local to /usr
-sed -i 's&usr/local&usr&' Makefile
+sed -i 's,usr/local,usr,' Makefile
+# use python2
+sed -i 's,`src/disper.py,`python2 src/disper.py,' Makefile
 
 make
 make install DESTDIR=$PKG
 
+find $PKG -type f -exec sed -i "s,/usr/bin/python$,/usr/bin/python2,;s,/usr/bin/env python$,/usr/bin/env python2," {} +
+
 find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
   | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true