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Re: please keep 'memmem' module simple
From: |
Simon Josefsson |
Subject: |
Re: please keep 'memmem' module simple |
Date: |
Wed, 09 Jan 2008 17:37:30 +0100 |
User-agent: |
Gnus/5.110007 (No Gnus v0.7) Emacs/22.1 (gnu/linux) |
Here is a starting point for a new memmem-simple module. What do you
think?
/Simon
modules/memmem-simple:
Description:
memmem() function: locate first substring in a buffer.
Files:
lib/memmem.c
m4/memmem.m4
Depends-on:
extensions
string
stdint
memchr
memcmp
configure.ac:
gl_FUNC_MEMMEM_SIMPLE
gl_STRING_MODULE_INDICATOR([memmem])
Makefile.am:
Include:
<string.h>
License:
LGPLv2+
Maintainer:
libc, Eric Blake
diff --git a/m4/memmem.m4 b/m4/memmem.m4
index 9767354..10d6f5a 100644
--- a/m4/memmem.m4
+++ b/m4/memmem.m4
@@ -1,4 +1,4 @@
-# memmem.m4 serial 7
+# memmem.m4 serial 8
dnl Copyright (C) 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -14,7 +14,7 @@ AC_DEFUN([gl_FUNC_MEMMEM],
AC_CHECK_DECLS_ONCE(memmem)
if test $ac_cv_have_decl_memmem = no; then
HAVE_DECL_MEMMEM=0
- else
+ else if "$gl_cv_memmem_simple" != "yes"; then
AC_CACHE_CHECK([whether memmem works in linear time],
[gl_cv_func_memmem_works],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([
@@ -49,5 +49,11 @@ AC_DEFUN([gl_FUNC_MEMMEM],
gl_PREREQ_MEMMEM
])
+AC_DEFUN([gl_FUNC_MEMMEM_SIMPLE],
+[
+ gl_cv_memmem_simple=yes
+ gl_FUNC_MEMMEM
+])
+
# Prerequisites of lib/memmem.c.
AC_DEFUN([gl_PREREQ_MEMMEM], [:])
diff --git a/modules/memmem b/modules/memmem
index 71f770f..28e386d 100644
--- a/modules/memmem
+++ b/modules/memmem
@@ -1,5 +1,5 @@
Description:
-memmem() function: locate first substring in a buffer.
+memmem() function: efficiently locate first substring in a buffer.
Files:
lib/memmem.c
- please keep 'memmem' module simple, Simon Josefsson, 2008/01/08
- Re: please keep 'memmem' module simple, Paul Eggert, 2008/01/08
- Re: please keep 'memmem' module simple, Simon Josefsson, 2008/01/08
- Re: please keep 'memmem' module simple, Bruno Haible, 2008/01/08
- Re: please keep 'memmem' module simple, Simon Josefsson, 2008/01/09
- Re: please keep 'memmem' module simple, Eric Blake, 2008/01/09
- Re: please keep 'memmem' module simple, Simon Josefsson, 2008/01/09
- Re: please keep 'memmem' module simple, Eric Blake, 2008/01/09
- Re: please keep 'memmem' module simple, Simon Josefsson, 2008/01/09
- Re: please keep 'memmem' module simple,
Simon Josefsson <=
- Re: please keep 'memmem' module simple, Bruno Haible, 2008/01/09
- Re: please keep 'memmem' module simple, Eric Blake, 2008/01/09
- Re: please keep 'memmem' module simple, Simon Josefsson, 2008/01/09
- Re: please keep 'memmem' module simple, Bruno Haible, 2008/01/09
- Re: please keep 'memmem' module simple, Eric Blake, 2008/01/09