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linux/scripts/checkincludes.pl
Luis R. Rodriguez f9d490ab37 checkincludes.pl: provide usage helper
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2009-09-20 12:27:43 +02:00

34 lines
639 B
Perl
Executable File

#!/usr/bin/perl
#
# checkincludes: Find files included more than once in (other) files.
# Copyright abandoned, 2000, Niels Kristian Bech Jensen <nkbj@image.dk>.
sub usage {
print "Usage: checkincludes.pl <file list>\n";
exit 1;
}
if ($#ARGV < 0) {
usage();
}
foreach $file (@ARGV) {
open(FILE, $file) or die "Cannot open $file: $!.\n";
my %includedfiles = ();
while (<FILE>) {
if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
++$includedfiles{$1};
}
}
close(FILE);
foreach $filename (keys %includedfiles) {
if ($includedfiles{$filename} > 1) {
print "$file: $filename is included more than once.\n";
}
}
}