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      1 #!/bin/bash
      2 #
      3 # Copyright 2016 Google Inc. All rights reserved
      4 #
      5 # Licensed under the Apache License, Version 2.0 (the "License");
      6 # you may not use this file except in compliance with the License.
      7 # You may obtain a copy of the License at
      8 #
      9 #      http:#www.apache.org/licenses/LICENSE-2.0
     10 #
     11 # Unless required by applicable law or agreed to in writing, software
     12 # distributed under the License is distributed on an "AS IS" BASIS,
     13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14 # See the License for the specific language governing permissions and
     15 # limitations under the License.
     16 
     17 set -u
     18 
     19 mk="$@"
     20 
     21 cat <<EOF > Makefile
     22 all: FOO = bar
     23 .KATI_READONLY = FOO
     24 all:
     25 EOF
     26 
     27 if echo "${mk}" | grep -q "^make"; then
     28   # Make doesn't support .KATI_READONLY
     29   echo "Makefile:2: *** unknown variable: FOO"
     30 else
     31   ${mk} 2>&1 && echo "Clean exit"
     32 fi
     33