Android dev: call stack dump line parser

aa2l.py

#!/usr/bin/python

# Copyright (C) 2008 The Android Open Source Project
# License at http://www.apache.org/licenses/LICENSE-2.0

# Copyright (C) 2012 Homin Lee <[email protected]>
 
import os
import sys
import string
import re

SYMBOLS_DIR = os.path.join(os.getenv('OUT'), 'symbols')
TOOLCHAIN_PREFIX = './prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi-'

def callAddr2Line(lib = '', addr = ''):
    #print SYMBOLS_DIR
    #print lib, addr
    if lib != "":
        cmd = TOOLCHAIN_PREFIX + 'addr2line' \
                + " -f -e " + SYMBOLS_DIR + lib \
                + " 0x" + addr
        #print cmd
        stream = os.popen(cmd)
        lines = stream.readlines()
        list = map(string.strip, lines)
    else:
        list = []
    if list != []:
        # Name like "move_forward_type<JavaVMOption>" causes troubles
        mangled_name = re.sub('<', '\<', list[0]);
        mangled_name = re.sub('>', '\>', mangled_name);
        #print cmd
        cmd =  TOOLCHAIN_PREFIX + "c++filt" + " "\
                + mangled_name
        stream = os.popen(cmd)
        list[0] = stream.readline()
        stream.close()
        list = map(string.strip, list)
    else:
        list = [ "(unknown)", "(unknown)" ]
    return list

def prQuickfix(li):
    print li[1]+': '+li[0]

if __name__ == '__main__':
    if len(sys.argv) < 2:
        print "usage: %s 0001ba0e  /system/lib/libc.so"%sys.argv[0]
        sys.exit(1)
    if os.path.exists(sys.argv[1]):
        for line in open(sys.argv[1]):
            line = line.strip()
            if not line: continue
            addr, lib = line.split()
            prQuickfix(callAddr2Line(lib, addr))
    else:
        prQuickfix(callAddr2Line(sys.argv[2], sys.argv[1]))