#!/bin/sh

# Copyright (C) Bas van Gompel 2004.

# All rights reserved. No warranties.
# This software may not be used for aggressive purposes.

RCS_ID='$Id: cyg-deps,v 1.6 2004/12/05 06:54:56 Buzz Exp Buzz $'

this_one='p'
op=' ": " '
the_others='gensub (/^requires: /, "", 1)'

relation="${the_others}${op}${this_one}"

exec 6>/dev/null

while test "$1"x = "-v"x -o "$1"x = "-r"x; do
  if test "$1"x = "-v"x; then
    exec 6>&2
    shift
  fi
  if test "$1"x = "-r"x; then
    relation="${this_one}${op}${the_others}"
    shift
  fi
done

if test -f /etc/setup/last-mirror; then
  for f in $(cat /etc/setup/last-mirror); do
	cache_file="$(cygpath -u $(cat /etc/setup/last-cache))/$(\
		echo "$f"|sed 's,:,%3a,g;s,/,%2f,g')/setup.ini"
	if test -f "$cache_file"; then
		awk -f - ${cache_file} <<-EOA \
		|make -f - "$@" 2>&6
			BEGIN {print "all:"}
			/^@/ {ib=1;p=\$2;l=l " " p;next}
			/^requires: / {
			  print ${relation}
			  print p ":"
			  print "	@echo " p
			}
			END {print ".PHONY: all" l}
			EOA
		break
	fi
	echo "$0: Can not read cache-file ${cache_file}" >&2
  done
else
  echo "$0: Can not read mirror-file /etc/setup/last-mirror" >&2
fi