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      1 #!/bin/bash -e
      2 
      3 # Copyright 2017 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 # Script that takes a list of files on stdin and converts it to arguments to jar on stdout
     18 # Usage:
     19 #        find $dir -type f | sort | jar-args.sh $dir > jar_args.txt
     20 #        jar cf out.jar @jar_args.txt
     21 
     22 case $(uname) in
     23   Linux)
     24     extended_re=-r
     25     ;;
     26   Darwin)
     27     extended_re=-E
     28     ;;
     29   *) echo "unknown OS:" $(uname) >&2 && exit 1;;
     30 esac
     31 
     32 if [ "$1" == "--test" ]; then
     33   in=$(mktemp)
     34   expected=$(mktemp)
     35   out=$(mktemp)
     36   cat > $in <<EOF
     37 a
     38 a/b
     39 a/b/'
     40 a/b/"
     41 a/b/\\
     42 a/b/#
     43 a/b/a
     44 EOF
     45   cat > $expected <<EOF
     46 
     47 -C 'a' 'b'
     48 -C 'a' 'b/\\''
     49 -C 'a' 'b/"'
     50 -C 'a' 'b/\\\\'
     51 -C 'a' 'b/#'
     52 -C 'a' 'b/a'
     53 EOF
     54   cat $in | $0 a > $out
     55 
     56   if cmp $out $expected; then
     57     status=0
     58     echo "PASS"
     59   else
     60     status=1
     61     echo "FAIL"
     62     echo "got:"
     63     cat $out
     64     echo "expected:"
     65     cat $expected
     66   fi
     67   rm -f $in $expected $out
     68   exit $status
     69 fi
     70 
     71 # In order, the regexps:
     72 #   - Strip $1/ from the beginning of each line, and everything from lines that just have $1
     73 #   - Escape single and double quotes, '#', ' ', and '\'
     74 #   - Prefix each non-blank line with -C $1
     75 sed ${extended_re} \
     76   -e"s,^$1(/|\$),," \
     77   -e"s,(['\\]),\\\\\1,g" \
     78   -e"s,^(.+),-C '$1' '\1',"
     79