util/openssl-update-copyright

   1 #!/bin/bash
   2 #
   3 # Copyright 2018 The OpenSSL Project Authors. All Rights Reserved.
   4 #
   5 # Licensed under the OpenSSL license (the "License").  You may not use
   6 # this file except in compliance with the License.  You can obtain a copy
   7 # in the file LICENSE in the source distribution or at
   8 # https://www.openssl.org/source/license.html
   9
  10
  11 myname="$(basename $0)"
  12
  13 this_year="$(date '+%Y')"
  14 some_year="[12][0-9][0-9][0-9]"
  15
  16 copyright_owner="The OpenSSL Project"
  17
  18 search="Copyright \(([cC]) \)\?\(${some_year}\)\(-${some_year}\)\? ${copyright_owner}"
  19 replace="Copyright \1\2-${this_year} ${copyright_owner}"
  20
  21
  22 function usage() {
  23         cat >&2 <<EOF
  24 usage: $myname [-h|--help] [file|directory] ...
  25
  26 Updates the year ranges of all OpenSSL copyright statements in the given
  27 files or directories. (Directories are traversed recursively.)
  28 EOF
  29 }
  30
  31 if [ $# -eq 0 ]; then
  32         usage
  33         exit 0
  34 fi
  35
  36
  37 for arg in "$@"; do
  38         case $arg in
  39                 -h|--help)
  40                         usage
  41                         exit 0
  42                         ;;
  43                 -*)
  44                         echo -e "illegal option: $arg\n" >& 2
  45                         usage
  46                         exit 1
  47                         ;;
  48                 *)
  49                         if [ -f "$arg" ]; then
  50                                 sed -i "s/${search}/${replace}/g" "$arg"
  51                         elif [ -d "$arg" ]; then
  52                                 find "$arg" -name '.[a-z]*' -prune -o -type f -exec sed -i "s/${search}/${replace}/g" {} +
  53                         else
  54                                 echo "$arg: no such file or directory" >&2
  55                         fi
  56                         ;;
  57         esac
  58 done