From bfb35cfda11d529f02c698e87ae298309a776305 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Mon, 10 Feb 2014 10:37:11 +0100
Subject: build-sys: add check-includes build target and script

---
 tools/check-includes.pl | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100755 tools/check-includes.pl

(limited to 'tools')

diff --git a/tools/check-includes.pl b/tools/check-includes.pl
new file mode 100755
index 0000000000..bf23929d47
--- /dev/null
+++ b/tools/check-includes.pl
@@ -0,0 +1,23 @@
+#!/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);
+}
-- 
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