forked from luck/tmp_suning_uos_patched
a208868fc0
Turn on strict checking. Use three arguement open Standard practice in perl is to use undef not zero for false Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Cc: Cong Wang <amwang@redhat.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Michal Marek <mmarek@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
71 lines
1.8 KiB
Perl
Executable File
71 lines
1.8 KiB
Perl
Executable File
#! /usr/bin/perl
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#
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# checkversion find uses of LINUX_VERSION_CODE or KERNEL_VERSION
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# without including <linux/version.h>, or cases of
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# including <linux/version.h> that don't need it.
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# Copyright (C) 2003, Randy Dunlap <rdunlap@xenotime.net>
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use strict;
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$| = 1;
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my $debugging;
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foreach my $file (@ARGV) {
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# Open this file.
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open( my $f, '<', $file )
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or die "Can't open $file: $!\n";
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# Initialize variables.
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my ($fInComment, $fInString, $fUseVersion);
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my $iLinuxVersion = 0;
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while (<$f>) {
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# Strip comments.
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$fInComment && (s+^.*?\*/+ +o ? ($fInComment = 0) : next);
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m+/\*+o && (s+/\*.*?\*/+ +go, (s+/\*.*$+ +o && ($fInComment = 1)));
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# Pick up definitions.
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if ( m/^\s*#/o ) {
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$iLinuxVersion = $. if m/^\s*#\s*include\s*"linux\/version\.h"/o;
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}
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# Strip strings.
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$fInString && (s+^.*?"+ +o ? ($fInString = 0) : next);
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m+"+o && (s+".*?"+ +go, (s+".*$+ +o && ($fInString = 1)));
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# Pick up definitions.
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if ( m/^\s*#/o ) {
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$iLinuxVersion = $. if m/^\s*#\s*include\s*<linux\/version\.h>/o;
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}
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# Look for uses: LINUX_VERSION_CODE, KERNEL_VERSION, UTS_RELEASE
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if (($_ =~ /LINUX_VERSION_CODE/) || ($_ =~ /\WKERNEL_VERSION/)) {
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$fUseVersion = 1;
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last if $iLinuxVersion;
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}
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}
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# Report used version IDs without include?
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if ($fUseVersion && ! $iLinuxVersion) {
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print "$file: $.: need linux/version.h\n";
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}
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# Report superfluous includes.
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if ($iLinuxVersion && ! $fUseVersion) {
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print "$file: $iLinuxVersion linux/version.h not needed.\n";
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}
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# debug: report OK results:
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if ($debugging) {
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if ($iLinuxVersion && $fUseVersion) {
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print "$file: version use is OK ($iLinuxVersion)\n";
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}
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if (! $iLinuxVersion && ! $fUseVersion) {
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print "$file: version use is OK (none)\n";
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}
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}
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close($f);
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}
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