linux-kernel - Re: [PATCH 2/2] kconfig: optionally use pkg-config to detect ncurses libs

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Message-Id: <201303062147.29918.yann.morin.1998@free.fr>
Date:	Wed, 6 Mar 2013 21:47:29 +0100
From:	"Yann E. MORIN" <yann.morin.1998@...e.fr>
To:	linux-kbuild@...r.kernel.org
Cc:	jlec@...too.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] kconfig: optionally use pkg-config to detect ncurses libs

Justin, All,

On Wednesday 06 March 2013 jlec@...too.org wrote:
> From: Justin Lecher <jlec@...too.org>
> 
> When building ncurses with --with-termlib several symbols get moved from
> libncurses.so to libtinfo.so. Thus when linking with libncurses.so, one
> additionally needs to link with libtinfo.so.
> 
> The ncurses pkg-config module will be used to detect the necessary libs for
> linking. If not available the old way of directly specifying libs will be
> used.
> 
> Signed-off-by: Justin Lecher <jlec@...too.org>
> ---
>  scripts/kconfig/Makefile | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
> index 231b475..e76ae5d 100644
> --- a/scripts/kconfig/Makefile
> +++ b/scripts/kconfig/Makefile
> @@ -219,7 +219,9 @@ HOSTCFLAGS_gconf.o	= `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
>  
>  HOSTLOADLIBES_mconf   = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
>  
> -HOSTLOADLIBES_nconf	= -lmenu -lpanel -lncurses
> +HOSTLOADLIBES_nconf	= $(shell \
> +				pkg-config --libs menu panel ncurses 2>/dev/null \
> +				|| echo "-lmenu -lpanel -ncurses"  )

Typo: this should be:  "-lncurses"  and not:  "-ncurses"

I'll fix it here before queuing, no need to resend.

Regards,
Yann E. MORIN.

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