scripts/qemuimage-testlib: Output a slightly better error if expect is missing

(From OE-Core rev: bfbbb420c0a6b315f73d3d5e463a518098ca6ef0)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 14 insertions, 0 deletions

diff --git a/scripts/qemuimage-testlib b/scripts/qemuimage-testlib
index 6a1b9002a4..d0d1b74196 100755
--- a/scripts/qemuimage-testlib
+++ b/scripts/qemuimage-testlib
@@ -96,6 +96,13 @@ expect {
     eof          { exit [ lindex [wait] 3 ] }
 }
 EOF`
+
+        expect=`which expect`
+        if [ ! -x "$expect" ]; then
+                Test_Error "ERROR: Please install expect"
+                return 1
+        fi
+
         expect -c "$exp_cmd"
         ret=$?
         rm -rf $tmpfile
@@ -120,6 +127,13 @@ expect {
     eof          { exit [ lindex [wait] 3 ] }
 }
 EOF`
+
+        expect=`which expect`
+        if [ ! -x "$expect" ]; then
+                Test_Error "ERROR: Please install expect"
+                return 1
+        fi
+
         expect -c "$exp_cmd"
         ret=$?
         rm -rf $tmpfile