checkincludes: fix perlcritic warnings
Turn on strict checking.
Use local file handles.
Use three argument open.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Cc: Cong Wang <amwang@redhat.com>
Cc: Michal Marek <mmarek@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/scripts/checkincludes.pl b/scripts/checkincludes.pl
index 676ddc0..97b2c61 100755
--- a/scripts/checkincludes.pl
+++ b/scripts/checkincludes.pl
@@ -11,6 +11,8 @@
# you do have real dups and do not have them under #ifdef's. You
# could also just review the results.
+use strict;
+
sub usage {
print "Usage: checkincludes.pl [-r]\n";
print "By default we just warn of duplicates\n";
@@ -35,23 +37,24 @@
}
}
-foreach $file (@ARGV) {
- open(FILE, $file) or die "Cannot open $file: $!.\n";
+foreach my $file (@ARGV) {
+ open(my $f, '<', $file)
+ or die "Cannot open $file: $!.\n";
my %includedfiles = ();
my @file_lines = ();
- while (<FILE>) {
+ while (<$f>) {
if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
++$includedfiles{$1};
}
push(@file_lines, $_);
}
- close(FILE);
+ close($f);
if (!$remove) {
- foreach $filename (keys %includedfiles) {
+ foreach my $filename (keys %includedfiles) {
if ($includedfiles{$filename} > 1) {
print "$file: $filename is included more than once.\n";
}
@@ -59,27 +62,28 @@
next;
}
- open(FILE,">$file") || die("Cannot write to $file: $!");
+ open($f, '>', $file)
+ or die("Cannot write to $file: $!");
my $dups = 0;
foreach (@file_lines) {
if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
- foreach $filename (keys %includedfiles) {
+ foreach my $filename (keys %includedfiles) {
if ($1 eq $filename) {
if ($includedfiles{$filename} > 1) {
$includedfiles{$filename}--;
$dups++;
} else {
- print FILE $_;
+ print {$f} $_;
}
}
}
} else {
- print FILE $_;
+ print {$f} $_;
}
}
if ($dups > 0) {
print "$file: removed $dups duplicate includes\n";
}
- close(FILE);
+ close($f);
}