#!/usr/bin/perl -w
#
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# NCSA H4toH5 Conversion Library and related utilites
# National Center for Supercomputing Applications
# University of Illinois at Urbana-Champaign
# 605 E. Springfield, Champaign IL 61820
# http://hdf.ncsa.uiuc.edu/
#
# Copyright by the Board of Trustees of the University of Illinois.
# All rights reserved.
#
# This file is part of the H4toH5 Conversion Library and related utilites.
# The full copyright notice, including terms governing use, modification,
# and redistribution, is contained in the files COPYING and Copyright.html.
# COPYING can be found at the root of the source code distribution tree,
# i.e., in h4h5tools/COPYING.  Copyright.html can be found at the root
# level of an installed copy of the electronic document set and is linked
# from the "H4toH5 Conversion Library User's Guide" and the "H4toH5
# Conversion Library Reference Manual."  It can also be found at
# http://hdf.ncsa.uiuc.edu/h4toh5/Copyright.html.  If you do not have
# access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu.
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
#

my $depend_file;
my $new_depend_file;
my $srcdir;
my $top_srcdir;
my $top_builddir;

while ($_ = shift @ARGV) {
    if (/^--srcdir=([^ \t\n]*)/) {
        $srcdir = $1;
        $srcdir =~ s/\./\\\./g;
    } elsif (/^--top_srcdir=([^ \t\n]*)/) {
        $top_srcdir = $1;
        $top_srcdir =~ s/\./\\\./g;
    } elsif (/^--top_builddir=([^ \t\n]*)/) {
        $top_builddir = $1;
        $top_builddir =~ s/\./\\\./g;
    } else {
        $depend_file = $_;
        $new_depend_file = "$_.new";
        last;
    }
}

open(DEPEND, "<$depend_file") || die "cannot open file $depend_file: $!\n";
open(NEW, ">$new_depend_file") || die "cannot open file $new_depend_file: $!\n";

while (<DEPEND>) {
    s/\.o/\.lo/g;
    s/ $srcdir/ \$\(srcdir\)/g;
    s/ $top_srcdir/ \$\(top_srcdir\)/g;
    s/ $top_builddir/ \$\(top_builddir\)/g;
    print NEW $_;
}

`mv $new_depend_file $depend_file`;
