nasm/misc/findleak.pl
H. Peter Anvin 8ac364139a NASM 0.98.30
2002-04-30 21:09:12 +00:00

43 lines
1.0 KiB
Perl

#!/usr/bin/perl
# From: Ed Beroset <beroset@mindspring.com>
my %mem = {};
my %alloc = {};
while(<>)
{
if (/realloc\((0x[0-9a-f]+).*\).*returns \((0x[0-9a-f]+)/)
{
$mem{$1}--;
if ($mem{$1} != 0) {
print "free before alloc! $_";
}
if ($mem{$2} != 0) {
print "memory leak! $_";
}
$mem{$2}++;
$alloc{$2} = $_;
}
elsif (/free\((0x[0-9a-f]+)/)
{
$mem{$1}--;
if ($mem{$1} != 0) {
print "free before alloc! $_";
}
}
elsif (m/returns (0x[0-9a-f]+)/)
{
if ($mem{$1} != 0) {
print "memory leak! $_";
}
$mem{$1}++;
$alloc{$1} = $_;
}
}
foreach $goo (sort keys %mem)
{
if ($mem{$goo})
{
print "$mem{$goo} $alloc{$goo}";
}
}