54 lines
1.1 KiB
Perl
54 lines
1.1 KiB
Perl
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#!/usr/bin/env perl
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# SPDX-License-Identifier: GPL-2.0
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#
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# checkdeclares: find struct declared more than once
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#
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# Copyright 2021 Wan Jiabing<wanjiabing@vivo.com>
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# Inspired by checkincludes.pl
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#
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# This script checks for duplicate struct declares.
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# Note that this will not take into consideration macros so
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# you should run this only if you know you do have real dups
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# and do not have them under #ifdef's.
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# You could also just review the results.
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use strict;
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sub usage {
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print "Usage: checkdeclares.pl file1.h ...\n";
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print "Warns of struct declaration duplicates\n";
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exit 1;
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}
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if ($#ARGV < 0) {
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usage();
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}
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my $dup_counter = 0;
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foreach my $file (@ARGV) {
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open(my $f, '<', $file)
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or die "Cannot open $file: $!.\n";
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my %declaredstructs = ();
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while (<$f>) {
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if (m/^\s*struct\s*(\w*);$/o) {
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++$declaredstructs{$1};
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}
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}
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close($f);
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foreach my $structname (keys %declaredstructs) {
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if ($declaredstructs{$structname} > 1) {
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print "$file: struct $structname is declared more than once.\n";
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++$dup_counter;
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}
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}
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}
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if ($dup_counter == 0) {
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print "No duplicate struct declares found.\n";
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}
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