Duplicate message by configure

[Alexandre Julliard]

Gerald Pfeifer <gerald at pfeifer.com> writes:

> When running configure, I get the following message twice:
>
>    checking for xmlParseMemory in -lxml2... yes
>    checking for xmlReadMemory in -lxml2... yes
>    Package libxslt was not found in the pkg-config search path.
>    Perhaps you should add the directory containing `libxslt.pc'
>    to the PKG_CONFIG_PATH environment variable
>    No package 'libxslt' found
> -> Package libxslt was not found in the pkg-config search path.
> -> Perhaps you should add the directory containing `libxslt.pc'
> -> to the PKG_CONFIG_PATH environment variable
> -> No package 'libxslt' found
>    checking for libxslt/pattern.h... no
>    checking for libxslt/transform.h... no
>
> Where does this come from?  Can we fix this somehow?

It's because we call pkg-config twice, once to get compiler flags and
once to get libraries. Displaying the error only once would not be
entirely trivial, but it should be easy to display it zero times by
sending stderr to /dev/null...

-- 
Alexandre Julliard
julliard at winehq.org