Re: [PATCH] rt-tests, cyclictest - fix printf format for 32 bit systems

["Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>]

On Wed, Sep 28, 2011 at 03:18:16PM -0700, Frank Rowand wrote:
> 
> The printf() format for a uint64_t is %l on a 64 bit system and %ll on
> a 32 bit system.  Use the ugly but portable format descriptor.
> 
> Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
> ---
>  src/cyclictest/cyclictest.c |    3 	2 +	1 -	0 !
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> Index: b/src/cyclictest/cyclictest.c
> ===================================================================
> --- a/src/cyclictest/cyclictest.c
> +++ b/src/cyclictest/cyclictest.c
> @@ -24,6 +24,7 @@
>  #include <time.h>
>  #include <errno.h>
>  #include <limits.h>
> +#include <inttypes.h>
>  #include <linux/unistd.h>
>  
>  #include <sys/prctl.h>
> @@ -1561,7 +1562,7 @@ int main(int argc, char **argv)
>  		print_tids(parameters, num_threads);
>  		if (break_thread_id) {
>  			printf("# Break thread: %d\n", break_thread_id);
> -			printf("# Break value: %lu\n", break_thread_value);
> +			printf("# Break value: %" PRIu64 "\n", break_thread_value);
If you consider this ugly, you might prefer

	printf("# Break value: %llu\n", (unsigned long long)break_thread_value);

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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