Plan 9 from Bell Labs’s /usr/web/sources/patch/applied/getflags-script-changes/leak.backup

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
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#!/bin/rc

rfork e

usage='prog-or-pid'
FLAGs=()
FLAGb=()
FLAGr=()
FLAGx=()
eval `{aux/getflags bsx:1r:1f:1 $*}

if(~ $#* 0) {
	echo 'usage: leak [-s] [-f binary] [-b [-r res] [-x width]] '$usage >[1=2]
	exit usage
}

sflag=()
xflag=()
if(~ $#FLAGs 1)
	sflag=($sflag -s)
if(~ $#FLAGf 1)
	sflag=($sflag -f $FLAGf)
if(~ $#FLAGb 1)
	xflag=($xflag -b)
if(~ $#FLAGr 1)
	xflag=($xflag -r $FLAGr)
if(~ $#FLAGx 1)
	xflag=($xflag -x $FLAGx)

if(~ $#FLAGs 1 && ~ $#FLAGb 1){
	echo 'cannot use both -s and -b' >[1=2]
	exit usage
}


if(! test -d /proc/$1) {
	# x=`{psu | awk '$NF=="'$1'" {print $2}'}
	x=`{psu | grep ' '$1'$' | sed 's/^[^ ]+ +([0-9]+).*/\1/'}
	if(~ $#x 0) {
		echo 'no processes named '$1 >[1=2]
		exit usage
	}
	x=($sflag $xflag $x)
	echo leak $"x
	exit
}

x=`{echo $"* | tr ' ' ,}

echo 'leakdump({'$x'})' | acid -lpool -lleak $1 $FLAGf | aux/acidleak $xflag $binary |
{
	if(~ $#FLAGs 1)
		awk '{print $4}' |
			sort | uniq -c | sort -nr |
			sed 's! *(.*) (0x.*)!src(\2); // \1!'
	if not
		cat
}

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