Add operator and quotes to the AX_PYTHON_DEVEL parameter The operator is required and the quotes are needed to protect PYTHON_VERSION. See-also: https://www.gnu.org/software/autoconf-archive/ax_python_devel.html Fixes: checking whether to build the libpst python interface... yes checking for python build information... checking for python3.7... python3.7 checking for main in -lpython3.7... no checking for main in -lpython3.7m... yes results of the Python check: Binary: python3.7 Library: python3.7m Include Dir: /usr/include/python3.7m checking for python3.7... /usr/bin/python3.7 checking for a version of Python >= '2.1.0'... yes checking for a version of Python 3.7... File "<string>", line 1 import sys; ver = sys.version.split ()[0]; print (ver 3.7) ^ SyntaxError: invalid syntax no configure: error: this package requires Python 3.7. If you have it installed, but it isn't the default Python interpreter in your system path, please pass the PYTHON_VERSION variable to configure. See ``configure --help'' for reference.

#!/bin/bash

# Helper script to convert to Mozilla mail format
# Author: David Binard <binard@users.sf.net>

# Taken from:  <http://sourceforge.net/tracker/index.php?func=detail&aid=938792&group_id=18756&atid=318756>
# Note: this assumes readpst was run with the -r
# (recursive) option.


if [ "$#" != 1 ]; then
	echo "Usage: `basename $0` <folder>"
	exit 1
fi

process_dir() {
	echo Processing directory "$1"
	for item in "$1/"*; do
		if [ -d "$item" ]; then
			mv "$item" "$item.sbd"
			touch "$item"
			process_dir "$item.sbd"
		elif [ "`basename \"$item\"`" = mbox ]; then
			mv "$item" "${item%%.sbd/mbox}"
		else
			echo ERROR: invalid item "$item"
			exit 1
		fi
	done
}

item="$1"
mv "$item" "$item.sbd"
touch "$item"
process_dir "$item.sbd"