1 files changed, 24 insertions, 0 deletions

diff --git a/scripts/checkincludes.pl b/scripts/checkincludes.pl
new file mode 100755
index 000000000000..8e6b716c191c
--- /dev/null
+++ b/scripts/checkincludes.pl
@@ -0,0 +1,24 @@
+#!/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);
+}