Re: [Xen-devel] [PATCH 1 of 2 v3] tools: check for documentation generation tools at configure time

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

> diff -r d7e4efa17fb0 -r 3b3582f4dc42 tools/m4/docs_tool.m4
> --- /dev/null Thu Jan 01 00:00:00 1970 +0000
> +++ b/tools/m4/docs_tool.m4   Thu Sep 06 21:31:51 2012 -0700
> @@ -0,0 +1,10 @@
> +# $1: autoconf variable name
> +# $2: list of programs to check for
> +AC_DEFUN([AX_DOCS_TOOL_PROGS], [
> +dnl
> +    AC_ARG_VAR([$1], [Path to ] m4_tolower($1) [ tool])
> +    AC_PATH_PROGS([$1], [$2])
> +    AS_IF([! test -x "$ac_cv_path_$1"], [
> +        AC_MSG_WARN([$2 is not available so some documentation won't be 
> built])

Did you mean m4_tolower($1) for this last $2 as well? Since $2 is the
list of potential command names this will look a bit odd I think?



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