author | Louis Henry Nayegon <louisn@symbian.org> |
Thu, 10 Sep 2009 17:41:16 +0100 | |
changeset 430 | 2118454a7779 |
parent 108 | d33d43677cdf |
permissions | -rw-r--r-- |
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#! perl -w |
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# Copyright (c) 2009 Symbian Foundation Ltd |
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# This component and the accompanying materials are made available |
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# under the terms of the License "Eclipse Public License v1.0" |
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# which accompanies this distribution, and is available |
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# at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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# |
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# Initial Contributors: |
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# Symbian Foundation Ltd - initial contribution. |
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# |
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# Contributors: |
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# |
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# Description: |
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# Compares two files |
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Add tools to create file tree deltas and integrate them into build f/w
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use strict; |
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my $element; |
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my @union = (); |
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my @intersection = (); |
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my @difference = (); |
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my %count = (); |
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my $file1 = shift or die "Usage: $0 file1 file2 | optional -I[ntersection]\n"; |
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my $file2 = shift or die "Usage: $0 file1 file2 | optional -I[ntersection]\n"; |
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my $mode = shift; |
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open FILE1, "<$file1" or die "ERROR: Can't read $file1"; |
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open FILE2, "<$file2" or die "ERROR: Can't read $file2"; |
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my @file1_content = <FILE1>; |
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my @file2_content = <FILE2>; |
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close FILE1; |
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close FILE2; |
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print "* Comparing $file1 and $file2\n"; |
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foreach $element (@file1_content, @file2_content) { $count{$element}++ } |
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foreach $element (keys %count) { |
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push @union, $element; |
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push @{ $count{$element} > 1 ? \@intersection : \@difference }, $element; |
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} |
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if (!defined $mode) { |
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if (@difference > 0) { |
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foreach (@difference){ |
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print $_; |
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} |
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} else { |
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print "* Files are identical\n"; |
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} |
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} elsif ($mode eq "-I") { |
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if (@intersection > 0) { |
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foreach (@intersection){ |
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print $_; |
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} |
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} |
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} else { |
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print "Usage: $0 file1 file2 | optional -I[ntersection]\n"; |
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} |