summaryrefslogtreecommitdiff
path: root/scripts/checkincludes.pl
blob: 4bff13985ebdc7e56715b098daca17cb08463d24 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
#!/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";
		}
	}
}