From a1d565aa5b47ec56243e74d4ac8b4988a751fef2 Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering@redhat.com>
Date: Sun, 14 Feb 2010 19:28:39 +0100
Subject: [PATCH] maint.mk: prohibit inclusion of "hash-pjw.h" without_use

* top/maint.mk (sc_prohibit_hash_without_use): Re-add "@".
(sc_prohibit_hash_pjw_without_use): New rule.
---
 ChangeLog    | 4 ++++
 top/maint.mk | 7 ++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 8fdabc256..ce8a8df77 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2010-02-14  Jim Meyering  <meyering@redhat.com>
 
+	maint.mk: prohibit inclusion of "hash-pjw.h" without_use
+	* top/maint.mk (sc_prohibit_hash_without_use): Re-add "@".
+	(sc_prohibit_hash_pjw_without_use): New rule.
+
 	maint.mk: allow the default upload destination dir to be overridden
 	* top/maint.mk (upload_dest_dir_): Define with a default that
 	preserves the status quo.
diff --git a/top/maint.mk b/top/maint.mk
index cfe0fd75b..128de8b0f 100644
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -374,10 +374,15 @@ clear|delete|free|get_(first|next)|insert|lookup|print_statistics|reset_tuning
 _hash_fn = \<($(_hash_re)) *\(
 _hash_struct = (struct )?\<[Hh]ash_(table|tuning)\>
 sc_prohibit_hash_without_use:
-	h='"hash.h"' \
+	@h='"hash.h"' \
 	re='$(_hash_fn)|$(_hash_struct)'\
 	  $(_header_without_use)
 
+sc_prohibit_hash_pjw_without_use:
+	@h='"hash-pjw.h"' \
+	re='\<hash_pjw *\(' \
+	  $(_header_without_use)
+
 sc_prohibit_safe_read_without_use:
 	@h='"safe-read.h"' re='(\<SAFE_READ_ERROR\>|\<safe_read *\()' \
 	  $(_header_without_use)
-- 
2.11.0