diff options
| -rwxr-xr-x | build/linux/dump_app_syms | 44 | ||||
| -rwxr-xr-x | build/linux/dump_signature.py | 31 | ||||
| -rw-r--r-- | chrome/chrome.gyp | 19 |
3 files changed, 94 insertions, 0 deletions
diff --git a/build/linux/dump_app_syms b/build/linux/dump_app_syms new file mode 100755 index 0000000..85544be --- /dev/null +++ b/build/linux/dump_app_syms @@ -0,0 +1,44 @@ +#!/bin/sh + +# Copyright (c) 2009 The Chromium Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. +# +# Helper script to run dump_syms on Chrome Linux executables and "fixup" the +# generated sigs (due to changes to the binary from stripping). + +set -e + +usage() { + echo "$0 <dump_syms_exe> <binary_with_symbols> <symbols_output>" +} + + +if [ $# -ne 3 ]; then + usage + exit 1 +fi + +SCRIPTDIR="$(readlink -f "$(dirname "$0")")" +DUMPSYMS="$1" +INFILE="$2" +OUTFILE="$3" + +STRIPPED=$(mktemp -q -t stripped-XXXXX) +if [ $? -ne 0 ]; then + echo "ERROR: Could not create temp stripped '$INFILE'" + exit 1 +fi + +# Dump the symbols from the given binary. +"$DUMPSYMS" "$INFILE" > "$OUTFILE" + +# Strip the binary and calculate the signature of that, since that's what ships. +strip "$INFILE" -o "$STRIPPED" +NEWSIG=$("$SCRIPTDIR/dump_signature.py" "$STRIPPED") +rm "$STRIPPED" + +# Replace the old signature with the stripped signature in the symbols file. +INFILE_BASE=$(basename "$INFILE") +sed -i "1s/[0-9A-F]* $INFILE_BASE/$NEWSIG $INFILE_BASE/" "$OUTFILE" + diff --git a/build/linux/dump_signature.py b/build/linux/dump_signature.py new file mode 100755 index 0000000..779bf85 --- /dev/null +++ b/build/linux/dump_signature.py @@ -0,0 +1,31 @@ +#!/usr/bin/python2.4 +# +# Copyright (c) 2009 The Chromium Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. +# +# This generates symbol signatures with the same algorithm as +# src/breakpad/linux/minidump_writer.cc@17081 + +import sys + +if len(sys.argv) != 2: + sys.stderr.write("Error, no filename specified.\n") + sys.exit(1) + +bin = open(sys.argv[1]) +data = bin.read(4096) +if len(data) != 4096: + sys.stderr.write("Error, did not read first page of data.\n"); +bin.close() + +signature = [0] * 16 +for i in range(0, 4096): + signature[i % 16] ^= ord(data[i]) + +out = '' +# Assume we're running on little endian +for i in [3, 2, 1, 0, 5, 4, 7, 6, 8, 9, 10, 11, 12, 13, 14, 15]: + out += '%02X' % signature[i] +out += '0' +sys.stdout.write(out) diff --git a/chrome/chrome.gyp b/chrome/chrome.gyp index e38dd99..e725059 100644 --- a/chrome/chrome.gyp +++ b/chrome/chrome.gyp @@ -2317,6 +2317,25 @@ }, 'conditions': [ ['OS=="linux"', { + 'conditions': [ + ['branding=="Chrome"', { + 'actions': [ + { + 'action_name': 'dump_symbols', + 'inputs': [ + '<(PRODUCT_DIR)/dump_syms', + '<(PRODUCT_DIR)/chrome', + ], + 'outputs': [ + '<(PRODUCT_DIR)/chrome.breakpad', + ], + 'action': ['<(DEPTH)/build/linux/dump_app_syms', + '<(PRODUCT_DIR)/dump_syms', + '<(PRODUCT_DIR)/chrome', '<@(_outputs)'], + }, + ], + }], + ], 'dependencies': [ # Needed for chrome_dll_main.cc #include of gtk/gtk.h '../build/linux/system.gyp:gtk', |