From 0d96f3e2322c5eecdd99bf134a2d80429836b778 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 11 Dec 2018 00:31:24 +0200 Subject: utils: ipu3: Abort when sensor or media device isn't found Calling exit from a function only exits from the function, it doesn't abort the whole script. Propagate the errors to stop operation when the sensor or media device can't be found. Signed-off-by: Laurent Pinchart --- utils/ipu3/ipu3-capture.sh | 16 ++++++---------- utils/ipu3/ipu3-process.sh | 6 +++--- 2 files changed, 9 insertions(+), 13 deletions(-) diff --git a/utils/ipu3/ipu3-capture.sh b/utils/ipu3/ipu3-capture.sh index af189da3..ba6147b4 100755 --- a/utils/ipu3/ipu3-capture.sh +++ b/utils/ipu3/ipu3-capture.sh @@ -20,7 +20,8 @@ find_sensor() { bus=$(grep "$sensor_name" /sys/class/video4linux/v4l-subdev*/name | cut -d ' ' -f 2) if [[ -z $bus ]]; then - return + echo "Sensor '$sensor_name' not found." >&2 + exit 1 fi echo "$sensor_name $bus" @@ -36,8 +37,8 @@ find_media_device() { done if [[ -z $mdev ]] ; then - echo "IPU3 media device not found." >&2 - exit 1 + echo "IPU3 media device not found." >&2 + exit 1 fi echo $mdev @@ -170,13 +171,8 @@ fi sensor_name=$1 -sensor=$(find_sensor $sensor_name) -if [[ -z $sensor ]] ; then - echo "Sensor '$sensor_name' not found." >&2 - exit 1 -fi - -mdev=$(find_media_device) +sensor=$(find_sensor $sensor_name) || exit +mdev=$(find_media_device) || exit mediactl="media-ctl -d $mdev" parse_pipeline $sensor diff --git a/utils/ipu3/ipu3-process.sh b/utils/ipu3/ipu3-process.sh index 6412aea4..78a7937f 100755 --- a/utils/ipu3/ipu3-process.sh +++ b/utils/ipu3/ipu3-process.sh @@ -23,8 +23,8 @@ find_media_device() { done if [[ -z $mdev ]] ; then - echo "IPU3 media device not found." >&2 - exit 1 + echo "IPU3 media device not found." >&2 + exit 1 fi echo $mdev @@ -173,7 +173,7 @@ fi out_size=${out_size:-$in_size} vf_size=${vf_size:-$in_size} -mdev=$(find_media_device) +mdev=$(find_media_device) || exit mediactl="media-ctl -d $mdev" echo "Using device $mdev" -- cgit v1.2.1