[CRIU] [PATCH 1/3] tests: replace cat in Makefiles with awk

[Pavel Emelyanov]

On 11/25/2016 05:19 PM, Cyrill Gorcunov wrote:
> From: Vitaly Ostrosablin <vostrosablin at virtuozzo.com>
> 
> cat outputs pidfiles with newlines at end,
> while we need them to be unsplitted for kill
> command to work.

What's the environment in which kill doesn't work with \n-s?

> Signed-off-by: Vitaly Ostrosablin <vostrosablin at virtuozzo.com>
> Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
> ---
>  test/zdtm/static/Makefile     | 4 ++--
>  test/zdtm/transition/Makefile | 4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/test/zdtm/static/Makefile b/test/zdtm/static/Makefile
> index 6d8cd755fe22..4bafc10e373a 100644
> --- a/test/zdtm/static/Makefile
> +++ b/test/zdtm/static/Makefile
> @@ -342,7 +342,7 @@ start:	$(PID) $(STATE)
>  check_start:	$(PID:%.pid=%.is_running)
>  
>  stop:	$(STATE_OUT)
> -	-kill -TERM `cat *.pid`
> +	-kill -TERM `awk '{print}' *.pid`
>  
>  WAIT_TIME=240
>  %.stop:	%.pid %
> @@ -360,7 +360,7 @@ WAIT_TIME=240
>  wait_stop:
>  		i=0; \
>  		while [ $$i -lt $(WAIT_TIME) ] ; do \
> -		kill -0 `cat *.pid 2>/dev/null` 2>/dev/null || break; \
> +		kill -0 `awk '{print}' *.pid 2>/dev/null` 2>/dev/null || break; \
>  		sleep 1; \
>  		i=`expr $$i + 1`; \
>  	done
> diff --git a/test/zdtm/transition/Makefile b/test/zdtm/transition/Makefile
> index 8e82070f81e5..a5ca99fa215f 100644
> --- a/test/zdtm/transition/Makefile
> +++ b/test/zdtm/transition/Makefile
> @@ -65,12 +65,12 @@ start:	$(PID)
>  check_start:	$(PID:%.pid=%.is_running)
>  
>  stop:
> -	-kill -TERM `cat *.pid`
> +	-kill -TERM `awk '{print}' *.pid`
>  
>  WAIT_TIME=10
>  wait_stop:
>  	-for i in `seq 1 $(WAIT_TIME)`; do \
> -		kill -0 `cat *.pid 2>/dev/null` 2>/dev/null || break; \
> +		kill -0 `awk '{print}' *.pid 2>/dev/null` 2>/dev/null || break; \
>  		sleep 1; \
>  	done
>  
>