Re: [PATCH] maint.mk: add syntax-check rule: detect unnecessary #include <stddef.h>

[Jim Meyering]

Bruno Haible wrote:

> Jim Meyering wrote:
>>   u64.h
>>   lib/uninorm/normalize-internal.h
>>   xreadlink.h
>>
>> The xreadlink.h use is obviously unused so
>> I've removed it (2nd cset, below),
>> but I haven't looked at the others yet.
>
> I've trimmed it from lib/uninorm/normalize-internal.h as well.
>
> u64.h looks like it could get away without #include <stddef.h> (but I
> haven't tested it).

I've removed it and tested, via

  ./gnulib-tool --create-testdir --with-tests --test u64

which passed, so I've pushed this.
Then I looked at the maintainer field in modules/u64.
I hope that's ok, Paul.

>From b308995259641fcfe5fb46d291944e14e6edc8e4 Mon Sep 17 00:00:00 2001
From: Jim Meyering <address@hidden>
Date: Mon, 24 Jan 2011 07:49:01 +0100
Subject: [PATCH] u64: remove unnecessary #include

* lib/u64.h: Don't include <stddef.h>.  It was not used.
---
 ChangeLog |    5 +++++
 lib/u64.h |    1 -
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 4d00591..bea7d1e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-24  Jim Meyering  <address@hidden>
+
+       u64: remove unnecessary #include
+       * lib/u64.h: Don't include <stddef.h>.  It was not used.
+
 2011-01-23  Paul Eggert  <address@hidden>

        Allow the user to avoid the GNULIB_TEST_* macros.
diff --git a/lib/u64.h b/lib/u64.h
index c9412f5..182d649 100644
--- a/lib/u64.h
+++ b/lib/u64.h
@@ -17,7 +17,6 @@

 /* Written by Paul Eggert.  */

-#include <stddef.h>
 #include <stdint.h>

 /* Return X rotated left by N bits, where 0 < N < 64.  */
--
1.7.3.5.38.gb312b