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1 #!/bin/bash | |
2 | |
3 # Copyright (c) 2014 The Chromium Authors. All rights reserved. | |
brettw
2014/05/29 17:06:17
Remove the "(c)"
(see http://www.chromium.org/dev
groby-ooo-7-16
2014/05/29 17:37:48
Done.
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4 # Use of this source code is governed by a BSD-style license that can be | |
5 # found in the LICENSE file. | |
6 | |
7 # Creates an updated google.patch that reflects all checked-in changes in the | |
brettw
2014/05/29 17:06:17
Got two spaces after "in"
Can this list some more
groby-ooo-7-16
2014/05/29 17:37:48
Done. (Two spaces after in - comment discussion mo
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8 # current branch. | |
9 cvs_dir="" | |
10 | |
11 tempfiles=( ) | |
12 tmplate="/tmp/`basename $0`.XXXXXX" | |
13 | |
14 function cleanup() { | |
15 if [[ $cvs_dir ]]; then | |
16 rm -r "${cvs_dir}" | |
17 fi | |
18 | |
19 if [[ ${tempfiles[@]} ]]; then | |
20 rm "${tempfiles[@]}" | |
21 fi | |
22 cd ${starting_dir} | |
23 } | |
24 | |
25 trap cleanup 0 | |
26 | |
27 # Generate a temp file and register it for cleanup | |
28 function tempfile() { | |
29 local result=$1 | |
30 local tmpfile=$(mktemp ${tmplate}) || exit 1 | |
31 tempfiles+=( "${tmpfile}" ) | |
32 eval $result="'$tmpfile'" | |
33 } | |
34 | |
35 starting_dir=$(pwd) | |
36 hunspell_dir=$(dirname $(readlink -e $0)) | |
37 tempfile filter_file | |
38 | |
39 # Temp file with a list of all excluded files | |
40 cat << EOF > ${filter_file} | |
41 google.patch | |
42 update_google_patch.sh | |
43 README.chromium | |
44 EOF | |
45 | |
46 # List of all files changed relative to upstream | |
47 changed_files=$(git --no-pager diff @{u} --name-status | grep -vf ${filter_file} ) | |
48 | |
49 # Check we don't actually have files that are added or deleted, because | |
50 # that can't be handled by the read-only CVS checkout. | |
51 added_files=$( echo "${changed_files}" | grep "^A") | |
52 if [[ ${added_files} ]] ; then | |
53 echo "Script cannot handle added files" | |
54 exit 1 | |
55 fi | |
56 deleted_files=$( echo "${changed_files}" | grep "^D") | |
57 if [[ ${deleted_files} ]] ; then | |
58 echo "Script cannot handle deleted files" | |
59 exit 1 | |
60 fi | |
61 | |
62 # Generate patch between branch point and current status. | |
63 diff_files=$( echo "${changed_files}" | grep "^M" | cut -f1 --complement ) | |
64 tempfile local_patch_file | |
65 echo "${diff_files}" | xargs -IXX git --no-pager diff --no-prefix @{u} -- XX > $ {local_patch_file} | |
66 | |
67 # Create copy of google.patch at branch point version. | |
68 tempfile google_patch_file | |
69 git show @{u}:google.patch > ${google_patch_file} | |
70 | |
71 # Create a temporary checkout for hunspell | |
72 cvs_dir=$(mktemp -d ${tmplate}) || exit 1 | |
73 | |
74 # Get hunspell | |
75 cd ${cvs_dir} | |
76 echo Checking out CVS version. | |
77 cvs -z3 \ | |
78 -qd:pserver:anonymous@hunspell.cvs.sourceforge.net:/cvsroot/hunspell \ | |
79 co -D "23 Mar 2012" -P hunspell | |
80 | |
81 # Apply both google.patch and changes in the current branch | |
82 cd hunspell | |
83 echo Applying google.patch. | |
84 patch -p0 -i ${google_patch_file} | |
85 echo Applying local patch. | |
86 patch -p0 -i ${local_patch_file} | |
87 | |
88 # And generate a new google.patch | |
89 echo Updating google.patch. | |
90 cvs -q diff -u > ${hunspell_dir}/google.patch | |
91 | |
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