mirror of
https://github.com/gnustep/libs-base.git
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1cf7ea46af
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@1547 72102866-910b-0410-8b05-ffd578937521
63 lines
1.9 KiB
Bash
Executable file
63 lines
1.9 KiB
Bash
Executable file
#!/bin/sh
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# The directory in which to find the last snapshot; must be absolute path
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dir=/home/mccallum/gnu/releases
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# The email addresses of people to receive mail about the new diff
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diff_recipients=drepper
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# The name of this module
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module=gstep-base
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# A regular expression for the six-digit date string "yymmdd"
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yrptn='[0-9][0-9][0-9][0-9][0-9][0-9]'
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# The pattern for the file containing the diff
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ptn="${module}-${yrptn}"
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dptn="${ptn}-${yrptn}.diff"
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# Get the current date
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date=`date +%y%m%d`
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# Find date of the last snapshot
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lastsnap=`cd $dir; ls $ptn.tar.gz 2>/dev/null |
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sed -e "s/^.*\\(${yrptn}\\)[.a-z]*$/\\1/" |
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sort -nr | head -1`
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# Find the date of the second-to-last snapshot
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secondlastsnap=`cd $dir; ls $ptn.tar.gz 2>/dev/null |
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sed -e "s/^.*\\(${yrptn}\\)[.a-z]*$/\\1/" |
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sort -nr | head -2 | tail -1`
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# Find the date of the last diff
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lastdiff=`cd $dir; ls $dptn $dptn.gz 2>/dev/null |
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sed -e "s/^.*\\(${yrptn}\\)[.a-z]*$/\\1/" |
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sort -nr | head -1`
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echo Making diff between $secondlastsnap and $lastsnap
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# The name of the diff file
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diff="${module}-${secondlastsnap}-${lastsnap}.diff"
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if [ -f $dir/$diff ]; then
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echo $dir/$diff already exists! Exiting.
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exit -1
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fi
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echo Making $diff
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# Untar the old snapshot
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(cd /tmp ; tar -zvxf $dir/${module}-${secondlastsnap}.tar.gz)
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# Untar the new snapshot
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(cd /tmp ; tar -zvxf $dir/${module}-${lastsnap}.tar.gz)
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# Make the diff
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echo Diffing...
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rm -f /tmp/$diff
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(cd /tmp; diff -u -r ${module}-${secondlastsnap} ${module}-${lastsnap} > $diff)
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# Remove the snapshot dirs
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rm -rf /tmp/${module}-${secondlastsnap} /tmp/${module}-${lastsnap}
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if [ -s /tmp/$diff ]; then
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# Mail a message saying the new diff is available. (Commented out for now)
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# mail -s $diff < $diff $diff_recipients
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gzip -9 /tmp/$diff && mv -f /tmp/$diff.gz $dir
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else
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rm -f /tmp/$diff
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fi
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