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#!/bin/sh
# This little script can be used in conjunction with gcov to see how well
# the regression test suite is covering the PSPP code.
#
# To use it:
#
# make distclean
# CFLAGS="-O0 -g -fprofile-arcs -ftest-coverage"
# export CFLAGS
# ./configure
# make check
# tests/coverage.sh
TEMPDIR=/tmp/pspp-cov-$$
export TEMPDIR
mkdir -p $TEMPDIR
files=`find src -name '*.c'`
summary_file="$TEMPDIR/coverage.txt"
export summary_file
rm -f $summary_file
for f in $files ; do
dir=`dirname $f`
gcov -p -l -n -o $dir $f | grep -v '^Creat' >> $summary_file
done
cat > "$TEMPDIR/cov.sps" << EOF
DATA LIST FREE FILE='$summary_file' /COVERAGE (PCT8) d1 (a2) lines * d2 (a10) d3 (a10) d4 (a10) d5 (a10) file (a25).
AGGREGATE OUTFILE=*
/BREAK=file
/COVERAGE=MIN(COVERAGE).
SORT CASES BY COVERAGE.
LIST /COVERAGE file.
FREQUENCIES /COVERAGE
/HISTOGRAM
/PERCENTILES=25,50,75,90.
EOF
src/pspp -o pspp.html $TEMPDIR/cov.sps
rm -rf $TEMPDIR
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