Re: error: possibly undefined macro: AC_CHECK_HEADERS_ONCE

[Sam Steingold]

> * Paul Eggert <address@hidden> [2005-08-23 11:49:25 -0700]:
>
> Bruno Haible <address@hidden> writes:
>
>> That appears to be obsolete. As far as I see, there are no users of this
>> macro which don't also bundle regex.c.
>
> Yes, that sounds right.  I installed this patch into gnulib, and then
> reindented.

?!!
GNU CLISP comes with regex.c and it places it in the "current"
directory.
clisp/modules/regexp/configure.in
has
gl_INCLUDED_REGEX([regex.c])
and files files
clisp/modules/regexp/regex.h
clisp/modules/regexp/regex.c
&c.

note that the original problem (see the subject line) is still there.

> 2005-08-23  Paul Eggert  <address@hidden>
>
>       * m4/regex.m4 (gl_INCLUDED_REGEX): Remove; no longer used.
>       All contents moved to gl_REGEX.
>       (gl_REGEX): Don't bother checking whether lib/regex.c exists;
>       assume that it does.
>
> --- m4/regex.m4       21 Aug 2005 00:51:27 -0000      1.41
> +++ m4/regex.m4       23 Aug 2005 18:46:22 -0000
> @@ -1,4 +1,4 @@
> -#serial 25
> +#serial 26
>  
>  # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005 Free
>  # Software Foundation, Inc.
> @@ -12,13 +12,6 @@ dnl Mostly written by Jim Meyering.
>  
>  AC_DEFUN([gl_REGEX],
>  [
> -  gl_INCLUDED_REGEX([lib/regex.c])
> -])
> -
> -dnl Usage: gl_INCLUDED_REGEX([lib/regex.c])
> -dnl
> -AC_DEFUN([gl_INCLUDED_REGEX],
> -  [
>      AC_LIBSOURCES(
>        [regcomp.c, regex.c, regex.h,
>         regex_internal.c, regex_internal.h, regexec.c])
> @@ -103,10 +96,6 @@ AC_DEFUN([gl_INCLUDED_REGEX],
>        ac_use_included_regex=no
>      fi
>  
> -    test -n "$1" || AC_MSG_ERROR([missing argument])
> -    m4_syscmd([test -f '$1'])
> -    ifelse(m4_sysval, 0,
> -      [
>       AC_ARG_WITH([included-regex],
>         [  --without-included-regex don't compile regex; this is the default 
> on
>                            systems with recent-enough versions of the GNU C
> @@ -117,10 +106,7 @@ AC_DEFUN([gl_INCLUDED_REGEX],
>         AC_LIBOBJ([regex])
>         gl_PREREQ_REGEX
>       fi
> -      ],
> -    )
> -  ]
> -)
> +])
>  
>  # Prerequisites of lib/regex.c and lib/regex_internal.c.
>  AC_DEFUN([gl_PREREQ_REGEX],
>
>
>

-- 
Sam Steingold (http://www.podval.org/~sds) running w2k
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