Re: [PATCH 03/16] configure: Fixes ncursesw detection under msys2/mingw and enable curses

[Gerd Hoffmann]

On Wed, Sep 09, 2020 at 03:48:07AM +0800, Yonggang Luo wrote:
> The mingw pkg-config are showing following absolute path and contains : as 
> the separator,
> so we must handling : properly.
> 
> -D_XOPEN_SOURCE=600 -D_POSIX_C_SOURCE=199506L 
> -IC:/CI-Tools/msys64/mingw64/include/ncursesw:-I/usr/include/ncursesw:
> -DNCURSES_WIDECHAR -D_XOPEN_SOURCE=600 -D_POSIX_C_SOURCE=199506L -IC -pipe 
> -lncursesw -lgnurx -ltre -lintl -liconv
> -DNCURSES_WIDECHAR -D_XOPEN_SOURCE=600 -D_POSIX_C_SOURCE=199506L -IC 
> -lncursesw
> -DNCURSES_WIDECHAR -D_XOPEN_SOURCE=600 -D_POSIX_C_SOURCE=199506L -IC -lcursesw
> -DNCURSES_WIDECHAR /CI-Tools/msys64/mingw64/include/ncursesw -pipe -lncursesw 
> -lgnurx -ltre -lintl -liconv
> -DNCURSES_WIDECHAR /CI-Tools/msys64/mingw64/include/ncursesw -lncursesw
> -DNCURSES_WIDECHAR /CI-Tools/msys64/mingw64/include/ncursesw -lcursesw
> -DNCURSES_WIDECHAR -I/usr/include/ncursesw -pipe -lncursesw -lgnurx -ltre 
> -lintl -liconv
> -DNCURSES_WIDECHAR -I/usr/include/ncursesw -lncursesw
> -DNCURSES_WIDECHAR -I/usr/include/ncursesw -lcursesw
> 
> msys2/mingw lacks the POSIX-required langinfo.h.
> 
> gcc test.c -DNCURSES_WIDECHAR -I/mingw64/include/ncursesw -pipe -lncursesw 
> -lgnurx -ltre -lintl -liconv
> test.c:4:10: fatal error: langinfo.h: No such file or directory
>     4 | #include <langinfo.h>
>       |          ^~~~~~~~~~~~
> compilation terminated.
> 
> So we using g_get_codeset instead of nl_langinfo(CODESET)
> 
> Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>

Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>