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

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

diff --git a/scripts/qemuimage-testlib b/scripts/qemuimage-testlib
old mode 100644 (file)
new mode 100755 (executable)
index 6a1b900..d0d1b74
--- 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