#!/bin/sh

#

# MAINTAINER: yuri@FreeBSD.org

set -e

set -o pipefail

##

## add-port-to-category-makefile.sh: adds a new port to {category}/Makefile

##

PORT="$1"

# sanity checks

[ -z "$PORT" ] && echo "this command requires the <port> argument" && exit 1

(echo "$PORT" | grep -q "/") && echo "port's name can't contain slash" && exit 1

! [ -f Makefile ] && echo "no Makefile found, are you in the ports tree?" && exit 1

! grep -q "^    SUBDIR += " Makefile && echo "this command can only be run from the ports tree category directory" && exit 1

! grep -q "^\\.include <bsd\\.port\\.subdir\\.mk>$" Makefile && echo "this command can only be run from the ports tree category directory" && exit 1

! [ -d "$PORT" ] && echo "the '$PORT' directory is missing" && exit 1

! [ -f "$PORT/Makefile" ] && echo "'$PORT/Makefile' is missing" && exit 1

grep -q "^    SUBDIR += $PORT$" Makefile && echo "port '$PORT' is already added" && exit 1

# add port to Makefile

/usr/bin/awk '

BEGIN {

	done = 0

	seen = 0

	str = "    SUBDIR += '$PORT'"

}

/^    SUBDIR \+= / {

	if (!done && str < $0) {

		print str

		done = 1

	}

	print $0;

	seen = seen + 1

}

!/^    SUBDIR \+= / {

	if (seen > 0 && !done) {

		print str

		done = 1

	}

	print $0

}' < Makefile > Makefile.new &&

/bin/mv Makefile.new Makefile