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80 lines
2.7 KiB
Perl
Executable File
80 lines
2.7 KiB
Perl
Executable File
#!/usr/bin/perl -w
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#
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is header-count.pl.
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#
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# The Initial Developer of the Original Code is
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# L. David Baron.
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# Portions created by the Initial Developer are Copyright (C) 2000
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# L. David Baron <dbaron@fas.harvard.edu> (original author)
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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# This script uses the gcc-generated dependency files in .deps
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# directories to count the number of C/C++ files for which each header
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# file is brought in.
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use strict;
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unless ($#ARGV == 0) {
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print "Usage: $0 <object-directory>\n";
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exit;
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}
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my $dirname = $ARGV[0];
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my %hfilecounts;
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my $cfilecount;
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open(FILELIST, "find $dirname -path '*/.deps/*.pp' ! -name '.all.pp' |");
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while (my $filename = <FILELIST>) {
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open(DEPSFILE, "$filename");
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$cfilecount++;
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while (<DEPSFILE>) {
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my @words = split();
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foreach my $word (@words) {
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if ($word =~ /^(\/usr.*\.h)$/) {
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# /usr*.h - use entire path
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$hfilecounts{$1}++;
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} elsif ($word =~ /\/([^\/]*\.h)$/) {
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# other .h files - use just the filename
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$hfilecounts{$1}++;
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}
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}
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}
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}
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print "$cfilecount files total.\n\n";
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my @sortednames =
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sort {$hfilecounts{$b} <=> $hfilecounts{$a}} keys(%hfilecounts);
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foreach my $filename (@sortednames) {
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print "$hfilecounts{$filename} $filename\n";
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}
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