#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0+
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#
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# Compares .out and .out.new files for each name on standard input,
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# one full pathname per line. Outputs comparison results followed by
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# a summary.
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#
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# sh cmplitmushist.sh
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T=/tmp/cmplitmushist.sh.$$
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trap 'rm -rf $T' 0
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mkdir $T
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# comparetest oldpath newpath
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perfect=0
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obsline=0
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noobsline=0
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obsresult=0
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badcompare=0
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comparetest () {
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grep -v 'maxresident)k\|minor)pagefaults\|^Time' $1 > $T/oldout
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grep -v 'maxresident)k\|minor)pagefaults\|^Time' $2 > $T/newout
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if cmp -s $T/oldout $T/newout && grep -q '^Observation' $1
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then
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echo Exact output match: $2
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perfect=`expr "$perfect" + 1`
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return 0
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fi
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grep '^Observation' $1 > $T/oldout
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grep '^Observation' $2 > $T/newout
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if test -s $T/oldout -o -s $T/newout
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then
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if cmp -s $T/oldout $T/newout
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then
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echo Matching Observation result and counts: $2
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obsline=`expr "$obsline" + 1`
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return 0
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fi
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else
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echo Missing Observation line "(e.g., herd7 timeout)": $2
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noobsline=`expr "$noobsline" + 1`
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return 0
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fi
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grep '^Observation' $1 | awk '{ print $3 }' > $T/oldout
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grep '^Observation' $2 | awk '{ print $3 }' > $T/newout
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if cmp -s $T/oldout $T/newout
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then
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echo Matching Observation Always/Sometimes/Never result: $2
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obsresult=`expr "$obsresult" + 1`
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return 0
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fi
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echo ' !!!' Result changed: $2
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badcompare=`expr "$badcompare" + 1`
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return 1
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}
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sed -e 's/^.*$/comparetest &.out &.out.new/' > $T/cmpscript
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. $T/cmpscript > $T/cmpscript.out
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cat $T/cmpscript.out
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echo ' ---' Summary: 1>&2
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grep '!!!' $T/cmpscript.out 1>&2
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if test "$perfect" -ne 0
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then
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echo Exact output matches: $perfect 1>&2
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fi
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if test "$obsline" -ne 0
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then
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echo Matching Observation result and counts: $obsline 1>&2
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fi
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if test "$noobsline" -ne 0
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then
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echo Missing Observation line "(e.g., herd7 timeout)": $noobsline 1>&2
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fi
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if test "$obsresult" -ne 0
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then
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echo Matching Observation Always/Sometimes/Never result: $obsresult 1>&2
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fi
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if test "$badcompare" -ne 0
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then
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echo "!!!" Result changed: $badcompare 1>&2
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exit 1
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fi
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exit 0
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