[Intel-gfx] [PATCH i-g-t] lib/igt_core: Move write_stderr out of LIBUNWIND ifdef

[Tvrtko Ursulin]

On 24/11/2017 10:32, Arkadiusz Hiler wrote:
> write_stderr() and __write_stderr() are defined behind ifdef on
> HAVE_LIBUNWIND, but do no depend on the lib in any way.
> 
> fatal_sig_handler() uses those helpers unconditionally.
> 
> This patch just moves the code couple of lines up, so the helpers are
> always available and do not break build on systems without libunwind.
> 
> Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
> Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler at intel.com>
> ---
>   lib/igt_core.c | 20 ++++++++++----------
>   1 file changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/lib/igt_core.c b/lib/igt_core.c
> index 4fe48c97..6ce83bec 100644
> --- a/lib/igt_core.c
> +++ b/lib/igt_core.c
> @@ -1231,6 +1231,16 @@ static bool run_under_gdb(void)
>   		strncmp(basename(buf), "gdb", 3) == 0);
>   }
>   
> +static void __write_stderr(const char *str, size_t len)
> +{
> +	igt_ignore_warn(write(STDERR_FILENO, str, len));
> +}
> +
> +static void write_stderr(const char *str)
> +{
> +	__write_stderr(str, strlen(str));
> +}
> +
>   #ifdef HAVE_LIBUNWIND
>   #define UNW_LOCAL_ONLY
>   #include <libunwind.h>
> @@ -1407,16 +1417,6 @@ xprintf(const char *fmt, ...)
>   	va_end(ap);
>   }
>   
> -static void __write_stderr(const char *str, size_t len)
> -{
> -	igt_ignore_warn(write(STDERR_FILENO, str, len));
> -}
> -
> -static void write_stderr(const char *str)
> -{
> -	__write_stderr(str, strlen(str));
> -}
> -
>   static void print_backtrace_sig_safe(void)
>   {
>   	unw_cursor_t cursor;
> 

Oopsie, I did not spot that #ifdef block.

Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Regards,

Tvrtko