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#!/usr/bin/env python
import logging, os, re, subprocess, sys
import os.path
import pdb, pprint
if len(sys.argv) < 4:
print("Usage:")
print("\tgen_sym_files.py <path to breakpad's dump_syms> <path to owncloud.app> <symbol output dir>")
print("")
print("Symbols will be created in './symbols'")
sys.exit(1)
dump_symsPath = sys.argv[1]
bundlePath = sys.argv[2]
outPath = sys.argv[3]
macOsDir = os.path.join(bundlePath, 'Contents', 'MacOS')
pluginsDir = os.path.join(bundlePath, 'Contents', 'PlugIns')
def resolvePath(input):
resolved = re.sub(r'@\w+', macOsDir, input)
return os.path.normpath(resolved)
def extractDeps(macho):
deps = [macho]
otool = subprocess.Popen(['otool', '-L', macho], stdout=subprocess.PIPE)
for l in otool.communicate()[0].splitlines():
if 'is not an object file' in l:
return []
m = re.search(r'@[^\s]+', l)
if m:
path = resolvePath(m.group(0))
if not os.path.exists(path):
logging.warning("Non-existant file found in dependencies, ignoring: [%s]", path)
continue
deps.append(path)
return deps
def findDeps():
deps = []
for f in os.listdir(macOsDir):
path = os.path.join(macOsDir, f)
if not os.path.islink(path):
deps += extractDeps(path)
for root, dirs, files in os.walk(pluginsDir):
for f in files:
path = os.path.join(root, f)
deps += extractDeps(path)
return sorted(set(deps))
def dumpSyms(deps):
for dep in deps:
print("Generating symbols for [%s]" % dep)
with open('temp.sym', 'w') as temp:
subprocess.check_call([dump_symsPath, dep], stdout=temp)
with open('temp.sym', 'r') as temp:
header = temp.readline()
fields = header.split()
key, name = fields[3:5]
destDir = '%s/%s/%s/' % (outPath, name, key)
destPath = destDir + name + '.sym'
if os.path.exists(destPath):
logging.warning("Symbols already exist: [%s]", destPath)
continue
if not os.path.exists(destDir):
os.makedirs(destDir)
os.rename('temp.sym', destPath)
def strip(deps):
for dep in deps:
print("Stripping symbols off [%s]" % dep)
subprocess.check_call(['strip', '-S', dep])
print('=== Generating symbols for [%s] in [%s]' % (bundlePath, outPath))
deps = findDeps()
dumpSyms(deps)
strip(deps)
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