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-rw-r--r--malloc/mtrace.pl4
1 files changed, 2 insertions, 2 deletions
diff --git a/malloc/mtrace.pl b/malloc/mtrace.pl
index 0a631a0..32b4da9 100644
--- a/malloc/mtrace.pl
+++ b/malloc/mtrace.pl
@@ -87,7 +87,7 @@ if ($#ARGV == 0) {
}
# Set the environment variable LD_TRACE_LOADED_OBJECTS to 2 so the
# executable is also printed.
- if (open (locs, "env LD_TRACE_LOADED_OBJECTS=2 $prog |")) {
+ if (open (locs, "-|", "env", "LD_TRACE_LOADED_OBJECTS=2", $prog)) {
while (<locs>) {
chop;
if (/^.*=> (.*) .(0x[0123456789abcdef]*).$/) {
@@ -104,7 +104,7 @@ if ($#ARGV == 0) {
sub addr2line {
my $addr = pop(@_);
my $prog = pop(@_);
- if (open (ADDR, "addr2line -e $prog $addr|")) {
+ if (open (ADDR, "-|", "addr2line", "-e", $prog, $addr)) {
my $line = <ADDR>;
chomp $line;
close (ADDR);