[PATCH macros 2/2] doc: Specify minimum xmlto version to XORG_CHECK_XMLTO

[Gaetan Nadon]

On Wed, 2010-03-03 at 20:16 -0800, Dan Nicholson wrote:

> Adds an optional parameter to XORG_CHECK_XMLTO to enforce a minimum
> version needed like the asciidoc check.
> 
> Signed-off-by: Dan Nicholson <dbn.lists at gmail.com>
> ---
>  xorg-macros.m4.in |   16 +++++++++++++++-
>  1 files changed, 15 insertions(+), 1 deletions(-)
> 
> diff --git a/xorg-macros.m4.in b/xorg-macros.m4.in
> index e9eecf2..016f169 100644
> --- a/xorg-macros.m4.in
> +++ b/xorg-macros.m4.in
> @@ -304,7 +304,7 @@ AC_SUBST(MAKE_PDF)
>  AC_SUBST(MAKE_HTML)
>  ]) # XORG_CHECK_DOCBOOK
>  
> -# XORG_WITH_XMLTO
> +# XORG_WITH_XMLTO([MIN-VERSION])
>  # ----------------
>  # Minimum version: 1.5.0
>  #
> @@ -352,6 +352,20 @@ elif test "x$use_xmlto" = x"no" ; then
>  else
>     AC_MSG_ERROR([--with-xmlto expects 'yes' or 'no'])
>  fi
> +m4_ifval([$1],
> +[if test "$have_xmlto" = yes; then
> +    # scrape the xmlto version
> +    AC_MSG_CHECKING([the xmlto version])
> +    xmlto_version=`$XMLTO --version 2>/dev/null | cut -d' ' -f3`
> +    AC_MSG_RESULT([$xmlto_version])
> +    AS_VERSION_COMPARE([$xmlto_version], [$1],
> +        [if test "x$use_xmlto" = xauto; then
> +            AC_MSG_WARN([xmlto version $xmlto_version found, but $1 needed])
> +            have_xmlto=no
> +        else
> +            AC_MSG_ERROR([xmlto version $xmlto_version found, but $1 needed])
> +        fi])
> +fi])
>  AM_CONDITIONAL([HAVE_XMLTO], [test "$have_xmlto" = yes])
>  ]) # XORG_CHECK_XMLTO
>  


Tested-by: Gaetan Nadon <memsize at videotron.ca>

If you were considering bumping the version number of the util-macros
package and releasing it, I'll soon post a patch 
that will require a version bump as well. 



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