A script to convert FreeBSD ports config directory to make.conf directives

opts2makeconf.sh

#!/bin/sh

# Convert port's options directory to make.conf directives
# Mostly to be used with poudriere
#
# Written by Juraj Lutter <otis@FreeBSD.org>
#

set -euo pipefail

if [ $# -lt 1 ]; then
        echo "Usage: $0 <optionsdir>"
        exit 1
fi

# options directory
od=$1

# Change to ports options directory
cd $od

# Process only directories that are highly possible to be a
# port's options directory
for d in $(ls -1d *_*); do
        [ -f ${d}/options ] && (
                # Port name, essentially a dir name with
                # first _ replaced with /
                pn=$(echo "${d}" | sed 's,_,/,1')
                # Write a port name, options and a newline
                sed -n -e '
1 { i\
# '${pn}'
}
s,^OPTIONS_FILE,'${d}',gp
$ i\

' ${d}/options
)
done

exit 0