Re: [Qemu-devel] Concerning " [PULL 6/6] curses: Use cursesw instead of curses"

[Sergey Smolov <smolov@ispras.ru>]

On 08.11.2016 19:49, Stefan Hajnoczi wrote:
> On Tue, Nov 08, 2016 at 10:40:20AM +0300, Sergey Smolov wrote:
>> Dear List!
>>
>> I've encountered the same problem as was discussed in this thread:
>> https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg07898.html
>>
>> Does anybody succeeded in solving the problem?
>>
>>  From my side, the problem appears when I run the 'configure' script with
>> '--target-list=aarch64-softmmu' option. The script returns the following
>> message to me:
>>
>> ERROR: configure test passed without -Werror but failed with -Werror.
>>         This is probably a bug in the configure script. The failing command
>>         will be at the bottom of config.log.
>>         You can run configure with --disable-werror to bypass this check.
>>
>> I've attached a config.log to this e-mail.
> [...]
>
>> cc -Werror -fPIE -DPIE -m64 -mcx16 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common -fwrapv -Wendif-labels -Wmissing-include-dirs -Wempty-body -Wnested-externs -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers -Wold-style-declaration -Wold-style-definition -Wtype-limits -fstack-protector-all -I/usr/include/libpng14 -o config-temp/qemu-conf.exe config-temp/qemu-conf.c -Wl,-z,relro -Wl,-z,now -pie -m64 -g -lncursesw
>> config-temp/qemu-conf.c: In function ‘main’:
>> config-temp/qemu-conf.c:9:3: error: implicit declaration of function ‘addwstr’ [-Werror=implicit-function-declaration]
>> config-temp/qemu-conf.c:9:3: error: nested extern declaration of ‘addwstr’ [-Werror=nested-externs]
>> config-temp/qemu-conf.c:10:3: error: implicit declaration of function ‘addnwstr’ [-Werror=implicit-function-declaration]
>> config-temp/qemu-conf.c:10:3: error: nested extern declaration of ‘addnwstr’ [-Werror=nested-externs]
>> cc1: all warnings being treated as errors
> http://pdcurses.sourceforge.net/doc/PDCurses.txt:
>
>    Wide-character functions from the X/Open standard -- these are only
>    available when PDCurses is built with PDC_WIDE defined, and the
>    prototypes are only available from curses.h when PDC_WIDE is defined
>    before its inclusion in your app:
>
>    	addnwstr		addstr
>    	addwstr			addstr
>
> QEMU does not define PDC_WIDE.  Try adding ./configure
> --extra-flags=-DPDC_WIDE.

Dear Stefan,

The QEMU from master branch does not have an "--extra-flags" option. 
I've tried to use "--extra-cflags" but I get the same issue.

-- 
Thanks,
Sergey Smolov