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64 lines
1.5 KiB
Bash
Executable File
64 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# histogram-pretty.sh [-c <count>] [-w <width>] <file>
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#
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# Pretty-print the histogram in file <file>, displaying at most
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# <count> rows.
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# How many rows are we gonna show?
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COUNT=20
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WIDTH=22
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# Read arguments
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while [ $# -gt 0 ]; do
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case "$1" in
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-c) COUNT=$2
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shift 2
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;;
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-w) WIDTH=$2
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shift 2
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;;
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*) break
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;;
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esac
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done
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FILE=$1
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# The first `awk' script computes a `TOTAL' row. Then, we sort by the
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# larges delta in bytes.
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awk '{ tobj += $2; tbytes += $3; } END { print "TOTAL", tobj, tbytes; }' ${FILE} > /tmp/$$.sorted
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sort -nr +2 ${FILE} >> /tmp/$$.sorted
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# Pretty-print, including percentages
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cat <<EOF > /tmp/$$.awk
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BEGIN {
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printf "%-${WIDTH}s Count Bytes %Total %Cov\n", "Type";
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}
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\$1 == "TOTAL" {
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tbytes = \$3;
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}
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NR <= $COUNT {
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if (\$1 != "TOTAL") {
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covered += \$3;
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}
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printf "%-${WIDTH}s %6d %8d %6.2lf %6.2lf\n", \$1, \$2, \$3, 100.0 * \$3 / tbytes, 100.0 * covered / tbytes;
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}
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NR > $COUNT {
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oobjs += \$2; obytes += \$3; covered += \$3;
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}
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END {
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printf "%-${WIDTH}s %6d %8d %6.2lf %6.2lf\n", "OTHER", oobjs, obytes, obytes * 100.0 / tbytes, covered * 100.0 / tbytes;
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}
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EOF
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# Now pretty print the file, and spit it out on stdout.
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awk -f /tmp/$$.awk /tmp/$$.sorted
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rm -f /tmp/$$.awk /tmp/$$.sorted
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