Rewrite local headers check to be more robust and informative.

1 files changed, 17 insertions, 14 deletions

diff --git a/scripts/check-local-headers.sh b/scripts/check-local-headers.sh
index d15e9a4416..b73078d364 100755
--- a/scripts/check-local-headers.sh
+++ b/scripts/check-local-headers.sh
@@ -1,5 +1,5 @@
 #! /bin/bash
-# Copyright (C) 2005, 2007, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2005,2007,2009,2011 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -23,18 +23,21 @@ objpfx="$2"
 # To avoid long paths.
 cd "$objpfx"
 
-
 # Search all dependency files for file names in the include directory.
 # There are a few system headers we are known to use.
-if fgrep "$includedir" */*.{o,os,oS}.d |
-fgrep -v "$includedir/asm" |
-fgrep -v "$includedir/linux" |
-fgrep -v "$includedir/selinux" |
-fgrep -v "$includedir/sys/capability.h" |
-fgrep -v "$includedir/gd" |
-fgrep -v "$includedir/nss3"; then
-  # If we found a match something is wrong.
-  exit 1
-fi
-
-exit 0
+exec ${AWK} -v includedir="$includedir" '
+BEGIN {
+  status = 0
+  exclude = "^" includedir \
+    "/(asm[-/]|linux/|selinux/|gd|nss3/|sys/capability\\.h)"
+}
+/^[^ ]/ && $1 ~ /.*:/ { obj = $1 }
+{
+  for (i = 1; i <= NF; ++i) {
+    if ($i ~ ("^" includedir) && $i !~ exclude) {
+      print "***", obj, "uses", $i
+      status = 1
+    }
+  }
+}
+END { exit status }' */*.{o,os,oS}.d