#!/usr/bin/python

##
#	NAME
#	mreg.py
#
#	SYNOPSIS
#	mreg.py [package] [version] [revision] [variant]
#
#	DESCRITPTION
#	builds and reads out mports registry file
#
#	VERSION
#	2.4.0
#	20061204
#
#	AUTHOR
#	marius schamschula
#	marius (a) physics.aamu.edu
##

import commands, sys
if len(sys.argv) > 1:
	pkg = sys.argv[1]
dp = commands.getoutput('echo $DEVDIR')

input = open("/usr/local/var/mports/mreg.dat", 'r')
R = input.readlines()
input.close()
found = 0
L=[]

#	read  out
if len(sys.argv) == 1:
	for r in R:
		r = r.split()
		if len(r) > 0:
			print r[0] + " " + r[1] + " " + r[2]
elif len(sys.argv) == 2:
	for r in R:
		r = r.split()
		if len(r) > 0 and r[0] == pkg:
			print r[0] + " " + r[1] + " " + r[2]
#	update
else:
	vers = sys.argv[2]
	rev = sys.argv[3]
	for r in R:
		x = r.split()
		if len(x) > 0 and x[0] != pkg:
			L.append(r)
	L.append(pkg + " " + vers + " " + rev)
	output = open("/usr/local/var/mports/mreg.dat", 'w')
	for r in L:
		output.write(r)
	output.write('\n')
	output.close()