nasm/misc/findleak.pl

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2002-05-01 05:08:11 +08:00
#!/usr/bin/perl
2002-05-01 05:09:12 +08:00
# From: Ed Beroset <beroset@mindspring.com>
2002-05-01 05:08:11 +08:00
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}";
}
}