#!/usr/bin/perl # # checkincludes: Find files included more than once in (other) files. # Copyright abandoned, 2000, Niels Kristian Bech Jensen <nkbj@image.dk>. 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}; } } foreach $filename (keys %includedfiles) { if ($includedfiles{$filename} > 1) { print "$file: $filename is included more than once.\n"; } } close(FILE); }