[Armadeus-commitlog] armadeus branch, master, updated. release-3.2-559-g1794d9a

[Julien B a. A. <ar...@us...>]

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- Log -----------------------------------------------------------------
commit 1794d9a4a59d0fa566494ca4dced70bf6e176cd1
Author: Julien Boibessot <jul...@ar...>
Date:   Wed Jul 28 13:42:07 2010 +0200

    [TOOLS] Add error message to gpio_set_value when corresponding /dev/gpio/PXnn is not available

-----------------------------------------------------------------------

Summary of changes:
 target/linux/modules/gpio/gpio_helpers.sh |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/target/linux/modules/gpio/gpio_helpers.sh b/target/linux/modules/gpio/gpio_helpers.sh
index 928ee7c..06cf193 100755
--- a/target/linux/modules/gpio/gpio_helpers.sh
+++ b/target/linux/modules/gpio/gpio_helpers.sh
@@ -26,10 +26,14 @@ gpio_set_value()
 {
 	GPIO=$1
 	VALUE=$2
-	if [ "$VALUE" == "1" ]; then
-		echo -ne "\x01" > $GPIO_DEV_DIR/$GPIO
+	if [ -c "$GPIO_DEV_DIR/$GPIO" ]; then
+		if [ "$VALUE" == "1" ]; then
+			echo -ne "\x01" > $GPIO_DEV_DIR/$GPIO
+		else
+			echo -ne "\x00" > $GPIO_DEV_DIR/$GPIO
+		fi
 	else
-		echo -ne "\x00" > $GPIO_DEV_DIR/$GPIO
+		echo "$GPIO GPIO not usable !"
 	fi
 }
 


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