| 1 | #!/bin/bash |
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| 2 | # |
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| 3 | # Copyright (C) 2009 Roy Liu |
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| 4 | # All rights reserved. |
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| 5 | # |
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| 6 | # Redistribution and use in source and binary forms, with or without |
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| 7 | # modification, are permitted provided that the following conditions are met: |
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| 8 | # |
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| 9 | # * Redistributions of source code must retain the above copyright notice, |
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| 10 | # this list of conditions and the following disclaimer. |
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| 11 | # * Redistributions in binary form must reproduce the above copyright |
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| 12 | # notice, this list of conditions and the following disclaimer in the |
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| 13 | # documentation and/or other materials provided with the distribution. |
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| 14 | # * Neither the name of the author nor the names of any contributors may be |
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| 15 | # used to endorse or promote products derived from this software without |
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| 16 | # specific prior written permission. |
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| 17 | # |
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| 18 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 19 | # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 20 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 21 | # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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| 22 | # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 23 | # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 24 | # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 25 | # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 26 | # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 27 | # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 28 | # POSSIBILITY OF SUCH DAMAGE. |
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| 29 | |
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| 30 | if [[ ! -d "$1" || ! -d "$2" ]]; then |
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| 31 | |
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| 32 | echo "Please specify two directories." |
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| 33 | exit 1 |
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| 34 | fi |
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| 35 | |
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| 36 | CURRENT=$PWD |
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| 37 | WORK_DIR=$HOME/.cache/gen_macports_patches |
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| 38 | |
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| 39 | rm -f patch.tgz |
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| 40 | rm -rf $WORK_DIR/files-patch $WORK_DIR/files-add |
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| 41 | |
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| 42 | mkdir -p $WORK_DIR |
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| 43 | mkdir -p $WORK_DIR/files-patch |
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| 44 | mkdir -p $WORK_DIR/files-add |
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| 45 | rsync -r --delete --exclude=.svn --exclude=/.git --exclude=.DS_Store "$1"/ $WORK_DIR/src |
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| 46 | rsync -r --delete --exclude=.svn --exclude=/.git --exclude=.DS_Store "$2"/ $WORK_DIR/dst |
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| 47 | |
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| 48 | cd $WORK_DIR && diff -u -r src dst > tmp-diff; cd "$CURRENT" |
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| 49 | |
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| 50 | # Create patch files. |
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| 51 | |
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| 52 | rm -rf $WORK_DIR/tmp-dir |
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| 53 | mv $WORK_DIR/dst $WORK_DIR/tmp-dir |
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| 54 | |
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| 55 | cd $WORK_DIR && patch -p0 --dry-run < tmp-diff | sed \ |
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| 56 | -e "s/^patching file src\\/\\(.*\\)\$/\\1/g" \ |
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| 57 | -e "s/^patching file 'src\\/\\(.*\\)'\$/\\1/g" \ |
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| 58 | > tmp-list-patch; cd "$CURRENT" |
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| 59 | cd $WORK_DIR && patch -p0 -b -z ".orig" < tmp-diff; cd "$CURRENT" |
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| 60 | cd $WORK_DIR/src && cat ../tmp-list-patch | xargs -I{} sh -c "diff -u \"{}\".orig \"{}\" > ../files-patch/patch-\"\$(basename \"{}\")\".diff"; cd "$CURRENT" |
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| 61 | |
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| 62 | mv $WORK_DIR/tmp-dir $WORK_DIR/dst |
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| 63 | |
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| 64 | # Create add files. |
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| 65 | |
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| 66 | cd $WORK_DIR && cat tmp-diff | sed -n -e "s/^Only in dst\\(\\/\\{0,1\\}\\)\\(.*\\): \\(.*\\)\$/\\2\\1\\3/gp" > tmp-list-add; cd "$CURRENT" |
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| 67 | cd $WORK_DIR && cat tmp-list-add | xargs -I{} echo "adding file 'dst/{}'" |
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| 68 | cd $WORK_DIR && rsync -r --files-from=tmp-list-add dst files-add; cd "$CURRENT" |
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| 69 | |
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| 70 | tar -C $WORK_DIR -c -z -f patch.tgz files-patch files-add |
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