Support Bash 5.3

Author: rocky

.gitignore

@@ -2,14 +2,14 @@
 /.python-version
 /ChangeLog
 /ChangeLog-spell-corrected
+/ChangeLog.orig
 /Makefile
 /Makefile.in
 /aclocal.m4
 /auto*.log
 /autom4te.cache
 /bashdb
-/bashdb-5.*.tar.bz2
-/bashdb-5.*.tar.gz
+/bashdb-5.*
 /bashdb-main.inc
 /bashdb-trace
 /builtin

configure.ac

@@ -2,7 +2,7 @@
 dnl Process this file with autoconf to produce a configure script.
 
 # Copyright (C) 2002-2012,
-# 2014-2019, 2023-2024 Rocky Bernstein <rocky@gnu.org>
+# 2014-2019, 2023-2025 Rocky Bernstein <rocky@gnu.org>
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -21,7 +21,7 @@ dnl Process this file with autoconf to produce a configure script.
 
 define(DEBUGGER, bashdb)
 define(POSIXSHELL, bash)
-define(OK_BASH_VERS, 5.2)
+define(OK_BASH_VERS, 5.3)
 define(relstatus, 1.2.0)
 
 AC_INIT([bashdb],[OK_BASH_VERS-relstatus],[https://sourceforge.net/p/bashdb/bugs/new/])
@@ -103,12 +103,12 @@ bash_version=`$SH_PROG --version`
 [bash_minor=`$SH_PROG -c 'echo ${BASH_VERSINFO[1]}'`]
 bash_5_or_greater=no
 case "${bash_major}.${bash_minor}" in
-  'OK_BASH_VERS' | '5.0' | '5.1')
+  'OK_BASH_VERS')
     bash_5_or_greater=yes
     ;;
   *)
     AC_MSG_WARN([You have Bash $bash_version installed.])
-    AC_MSG_ERROR([This package is only known to work with Bash 5.0 or 5.1])
+    AC_MSG_ERROR([This package is only known to work with Bash 5.3])
     ;;
 esac