diff options
Diffstat (limited to 'src/arrow/cpp/build-support/stacktrace_addr2line.pl')
-rwxr-xr-x | src/arrow/cpp/build-support/stacktrace_addr2line.pl | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/arrow/cpp/build-support/stacktrace_addr2line.pl b/src/arrow/cpp/build-support/stacktrace_addr2line.pl new file mode 100755 index 000000000..caedc5c07 --- /dev/null +++ b/src/arrow/cpp/build-support/stacktrace_addr2line.pl @@ -0,0 +1,92 @@ +#!/usr/bin/env perl +# Copyright 2014 Cloudera, Inc. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +####################################################################### +# This script will convert a stack trace with addresses: +# @ 0x5fb015 kudu::master::Master::Init() +# @ 0x5c2d38 kudu::master::MiniMaster::StartOnPorts() +# @ 0x5c31fa kudu::master::MiniMaster::Start() +# @ 0x58270a kudu::MiniCluster::Start() +# @ 0x57dc71 kudu::CreateTableStressTest::SetUp() +# To one with line numbers: +# @ 0x5fb015 kudu::master::Master::Init() at /home/mpercy/src/kudu/src/master/master.cc:54 +# @ 0x5c2d38 kudu::master::MiniMaster::StartOnPorts() at /home/mpercy/src/kudu/src/master/mini_master.cc:52 +# @ 0x5c31fa kudu::master::MiniMaster::Start() at /home/mpercy/src/kudu/src/master/mini_master.cc:33 +# @ 0x58270a kudu::MiniCluster::Start() at /home/mpercy/src/kudu/src/integration-tests/mini_cluster.cc:48 +# @ 0x57dc71 kudu::CreateTableStressTest::SetUp() at /home/mpercy/src/kudu/src/integration-tests/create-table-stress-test.cc:61 +# +# If the script detects that the output is not symbolized, it will also attempt +# to determine the function names, i.e. it will convert: +# @ 0x5fb015 +# @ 0x5c2d38 +# @ 0x5c31fa +# To: +# @ 0x5fb015 kudu::master::Master::Init() at /home/mpercy/src/kudu/src/master/master.cc:54 +# @ 0x5c2d38 kudu::master::MiniMaster::StartOnPorts() at /home/mpercy/src/kudu/src/master/mini_master.cc:52 +# @ 0x5c31fa kudu::master::MiniMaster::Start() at /home/mpercy/src/kudu/src/master/mini_master.cc:33 +####################################################################### +use strict; +use warnings; + +if (!@ARGV) { + die <<EOF +Usage: $0 executable [stack-trace-file] + +This script will read addresses from a file containing stack traces and +will convert the addresses that conform to the pattern " @ 0x123456" to line +numbers by calling addr2line on the provided executable. +If no stack-trace-file is specified, it will take input from stdin. +EOF +} + +# el6 and other older systems don't support the -p flag, +# so we do our own "pretty" parsing. +sub parse_addr2line_output($$) { + defined(my $output = shift) or die; + defined(my $lookup_func_name = shift) or die; + my @lines = grep { $_ ne '' } split("\n", $output); + my $pretty_str = ''; + if ($lookup_func_name) { + $pretty_str .= ' ' . $lines[0]; + } + $pretty_str .= ' at ' . $lines[1]; + return $pretty_str; +} + +my $binary = shift @ARGV; +if (! -x $binary || ! -r $binary) { + die "Error: Cannot access executable ($binary)"; +} + +# Cache lookups to speed processing of files with repeated trace addresses. +my %addr2line_map = (); + +# Disable stdout buffering +$| = 1; + +# Reading from <ARGV> is magical in Perl. +while (defined(my $input = <ARGV>)) { + if ($input =~ /^\s+\@\s+(0x[[:xdigit:]]{6,})(?:\s+(\S+))?/) { + my $addr = $1; + my $lookup_func_name = (!defined $2); + if (!exists($addr2line_map{$addr})) { + $addr2line_map{$addr} = `addr2line -ifC -e $binary $addr`; + } + chomp $input; + $input .= parse_addr2line_output($addr2line_map{$addr}, $lookup_func_name) . "\n"; + } + print $input; +} + +exit 0; |