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SubjectRe: [PATCH 2/2] kconfig: use config scripts to detect ncurses libs
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Justin, All,

On Friday 01 March 2013 jlec@gentoo.org wrote:
> 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. Ncurses provides a config script
> (ncurses5-config) or in very recent version even a pkg-config module to assist
> finding ncurses.
>
> This patch makes use of it to detect the necessary libs for linking of the
> ncurses nconfig dialog
>
> Signed-off-by: Justin Lecher <jlec@gentoo.org>
> ---
> scripts/kconfig/Makefile | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
> index 231b475..cc81db5 100644
> --- a/scripts/kconfig/Makefile
> +++ b/scripts/kconfig/Makefile
> @@ -219,7 +219,11 @@ 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 = -lmenu -lpanel
> +HOSTLOADLIBES_nconf += $(shell \
> + pkg-config --libs ncurses 2>/dev/null \
> + || ncurses5-config --libs 2>/dev/null \
> + || ncurses6-config --libs 2>/dev/null )

Ditto as for menuconfig: drop the ncurses*-config scripts, and:
- try pkg-config;
- fallback to -lncurses.

HOSTLOADLIBES_nconf += $(shell \
pkg-config --libs ncurses 2>/dev/null \
|| echo -lncurses )

Regards,
Yann E. MORIN.

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