version_utils.sh

   1 #!/bin/bash
   2
   3 # $Id$
   4
   5 # This file is part of OpenTTD.
   6 # OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   7 # OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   8 # See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   9
  10 function show_help {
  11         echo "Usage: version_utils.sh OPTION" >&2
  12         echo "-s: Output a SHA-256 of the source tree" >&2
  13         echo "-l: Output the names of all files in the source tree with their SHA-256 hash" >&2
  14         echo "-n: Output the names of all files in the source tree without a hash" >&2
  15         echo "-o: Return true (0) if SHA-256 utility can be found" >&2
  16         echo "-w: Write ./.ottdrev-vc" >&2
  17         echo "-r TAGNAME: Create a tag, write ./.ottdrev-vc referencing the tag, possibly update README.md," >&2
  18         echo "  commit it and move the tag to point to the new revision. Requires git." >&2
  19         echo "-h: Show this help" >&2
  20 }
  21
  22 NAMES=
  23 HASHLIST=
  24 HASH=
  25 TESTOK=
  26 WRITE=
  27 RELEASETAG=
  28 while getopts ":hslnowr:" opt; do
  29         case $opt in
  30                 s)
  31                         HASH=1
  32                         ;;
  33                 l)
  34                         HASHLIST=1
  35                         ;;
  36                 n)
  37                         NAMES=1
  38                         ;;
  39                 o)
  40                         TESTOK=1
  41                         ;;
  42                 w)
  43                         WRITE=1
  44                         ;;
  45                 r)
  46                         RELEASETAG="$OPTARG"
  47                         ;;
  48                 h | \?)
  49                         show_help
  50                         exit 1
  51                         ;;
  52         esac
  53 done
  54
  55 HASH_CMD=
  56
  57 function handle_source {
  58         if [ -n "$2" ]; then
  59                 $HASH_CMD "$1"
  60         else
  61                 echo "$1"
  62         fi
  63 }
  64
  65 function find_hasher {
  66         if [ "`echo -n "test" | sha256sum 2> /dev/null`" == "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08  -" ]; then
  67                 HASH_CMD=sha256sum
  68         elif [ "`echo -n "test" | shasum -a 256 2> /dev/null`" == "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08  -" ]; then
  69                 HASH_CMD="shasum -a 256"
  70         elif [ "`echo -n "test" | shasum -a 256 -p 2> /dev/null`" == "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08  -" ]; then
  71                 HASH_CMD="shasum -a 256 -p"
  72         else
  73                 echo "Could not generate SHA-256" >&2
  74                 exit 1
  75         fi
  76 }
  77
  78 function output_hash_list {
  79         read_source "1"
  80 }
  81
  82 function read_source {
  83         handle_source "CMakeLists.txt" "$1"
  84         while IFS=$'\n' read -r line; do
  85                 handle_source "$line" "$1"
  86         done < <( find -L src -type f \( -name 'CMakeLists.txt' -o -name '*.cpp' -o -name '*.c' -o -name '*.hpp' -o -name '*.h' -o -name '*.sq' -o -name '*.mm' -o -name '*.in' \) -print | LC_ALL=C sort )
  87         while IFS=$'\n' read -r line; do
  88                 handle_source "$line" "$1"
  89         done < <( find -L src/lang -type f -name '*.txt' -print | LC_ALL=C sort )
  90 }
  91
  92 if [ -z "$HASH" -a -z "$NAMES" -a -z "$HASHLIST" -a -z "$TESTOK" -a -z "$WRITE" -a -z "$RELEASETAG" ]; then
  93         show_help
  94         exit 1
  95 fi
  96
  97 if [ -n "$NAMES" ]; then
  98         read_source
  99 fi
 100
 101 if [ -n "$HASHLIST" ]; then
 102         find_hasher
 103         output_hash_list
 104 fi
 105
 106 if [ -n "$HASH" ]; then
 107         find_hasher
 108         output_hash_list | $HASH_CMD
 109 fi
 110
 111 if [ -n "$WRITE" ]; then
 112         find_hasher
 113         cmake -DGENERATE_OTTDREV=.ottdrev-vc-tmp -P cmake/scripts/FindVersion.cmake
 114         output_hash_list | $HASH_CMD >> .ottdrev-vc-tmp
 115         mv .ottdrev-vc-tmp .ottdrev-vc
 116 fi
 117
 118 function unignore_files {
 119         git update-index --no-assume-unchanged README.md jgrpp-changelog.md .ottdrev-vc
 120 }
 121
 122 if [ -n "$RELEASETAG" ]; then
 123         git update-index --assume-unchanged README.md jgrpp-changelog.md .ottdrev-vc
 124         trap unignore_files EXIT
 125         if ! git diff-index --quiet HEAD; then
 126                 echo "Repo is dirty, aborting" >&2
 127                 exit 1
 128         fi
 129         if ! git diff-index --quiet --cached HEAD; then
 130                 echo "Repo is dirty, aborting" >&2
 131                 exit 1
 132         fi
 133         if [ "${RELEASETAG:0:6}" = "jgrpp-" -a -n "${RELEASETAG:6}" ]; then
 134                 if ! grep -q -e "^### v${RELEASETAG:6} (" jgrpp-changelog.md; then
 135                         echo "v${RELEASETAG:6} is not in changelog, aborting" >&2
 136                         exit 1
 137                 fi
 138         fi
 139         if ! git tag "$RELEASETAG"; then
 140                 echo "Tag already exists or is not valid, aborting" >&2
 141                 exit 1
 142         fi
 143         if ! ./version_utils.sh -w; then
 144                 exit 1
 145         fi
 146         unignore_files
 147         trap '' EXIT
 148         if [ "${RELEASETAG:0:6}" = "jgrpp-" -a -n "${RELEASETAG:6}" ]; then
 149                 sed -i "1 s/^\(## JGR's Patchpack version \).\+/\1${RELEASETAG:6}/" README.md
 150         fi
 151         git add .ottdrev-vc README.md jgrpp-changelog.md
 152         git commit -m "Version: Committing version data for tag: $RELEASETAG"
 153         git tag -f "$RELEASETAG"
 154 fi
 155
 156 if [ -n "$TESTOK" ]; then
 157         find_hasher 2> /dev/null
 158 fi