From 8fdbdebdbb4d1579fd2af47430807d0d2a78105b Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Wed, 18 Dec 2013 11:07:55 -0800
Subject: [PATCH] ao-tools: complain if st-flash is not available

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 ao-tools/ao-flash/ao-flash-stm | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/ao-tools/ao-flash/ao-flash-stm b/ao-tools/ao-flash/ao-flash-stm
index 993258e5..9eebf5d2 100644
--- a/ao-tools/ao-flash/ao-flash-stm
+++ b/ao-tools/ao-flash/ao-flash-stm
@@ -6,6 +6,15 @@ case "$#" in
 	;;
 esac
 
+ST_FLASH=st-flash
+
+if which $ST_FLASH > /dev/null; then
+    :
+else
+    echo "$0: $ST_FLASH not found. Check to see if the stlink package is installed"
+    exit 1
+fi
+
 file=$1
 
 bin=/tmp/flash$$.bin
@@ -21,4 +30,4 @@ esac
 
 arm-none-eabi-objcopy -O binary $file $bin
 
-st-flash --reset write $bin $base
\ No newline at end of file
+$ST_FLASH --reset write $bin $base
-- 
2.30.2