Force everything to use python3 for consistency.

Rather than "whatever people have installed as 'python' on their machine".

I've removed check-symbols.py because that's been broken for years and
we never even noticed, and I'm not sure it's worth fixing.

Test: treehugger, manual
Change-Id: Ieb996bbdf790a18d4b1fb46a409cc240ba2a2a49
This commit is contained in:
Elliott Hughes 2021-04-15 13:39:08 -07:00
parent 9cf8871dd9
commit 6b586e7709
15 changed files with 33 additions and 115 deletions

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
#------------------------------------------------------------------------------
# Description of the header clean process

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
"""A glorified C pre-processor parser."""
import ctypes

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
#
import sys, cpp, kernel, glob, os, re, getopt, clean_header, subprocess, shutil
from defaults import *

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@ -1,4 +1,4 @@
#!/usr/bin/env python2
#!/usr/bin/env python3
#
# Copyright (C) 2015 The Android Open Source Project
#
@ -231,33 +231,33 @@ posix = posix - in_posix_and_glibc_but_dead_or_useless
glibc = glibc - in_posix_and_glibc_but_dead_or_useless
if not only_unwanted:
#print 'glibc:'
#print('glibc:')
#for symbol in sorted(glibc):
# print symbol
#print
# print(symbol)
#print()
#print 'bionic:'
#print('bionic:')
#for symbol in sorted(bionic):
# print symbol
#print
# print(symbol)
#print()
print 'in glibc (but not posix) but not bionic:'
print('in glibc (but not posix) but not bionic:')
for symbol in sorted((glibc - posix).difference(bionic)):
print symbol
print
print(symbol)
print()
print 'in posix (and implemented in glibc) but not bionic:'
print('in posix (and implemented in glibc) but not bionic:')
for symbol in sorted((posix.intersection(glibc)).difference(bionic)):
print symbol
print
print(symbol)
print()
print 'in bionic but not glibc:'
print('in bionic but not glibc:')
allowed_stuff = (bsd_stuff | FORTIFY_stuff | linux_stuff | macro_stuff |
std_stuff | weird_stuff | libresolv_stuff | known)
for symbol in sorted((bionic - allowed_stuff).difference(glibc)):
if symbol in ndk_ignored:
symbol += '*'
print symbol
print(symbol)
sys.exit(0)

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@ -1,87 +0,0 @@
#!/usr/bin/env python
import glob
import os
import re
import string
import subprocess
import sys
toolchain = os.environ['ANDROID_TOOLCHAIN']
arch = re.sub(r'.*/linux-x86/([^/]+)/.*', r'\1', toolchain)
sys.stderr.write('Checking symbols for arch "%s"...\n' % arch)
def GetSymbols(library, functions_or_variables):
global api
global arch
api = '9'
if library == 'libm' and arch == 'arm':
api = '3'
# There were no 64-bit ABIs before API level 21.
if '64' in arch:
api = '21'
# What GCC calls aarch64, Android calls arm64.
if arch == 'aarch64':
arch = 'arm64'
path = '%s/development/ndk/platforms/android-%s/arch-%s/symbols/%s.so.%s.txt' % (os.environ['ANDROID_BUILD_TOP'], api, arch, library, functions_or_variables)
symbols = set()
for line in open(path, 'r'):
symbols.add(line.rstrip())
#sys.stdout.write('%d %s in %s for %s\n' % (len(symbols), functions_or_variables, library, arch))
return symbols
def CheckSymbols(library, functions_or_variables):
expected_symbols = GetSymbols(library, functions_or_variables)
lib_dir = 'lib'
if '64' in arch:
lib_dir = 'lib64'
so_file = '%s/system/%s/%s.so' % (os.environ['ANDROID_PRODUCT_OUT'], lib_dir, library)
# Example readelf output:
# 264: 0001623c 4 FUNC GLOBAL DEFAULT 8 cabsf
# 266: 00016244 4 FUNC GLOBAL DEFAULT 8 dremf
# 267: 00019018 4 OBJECT GLOBAL DEFAULT 11 __fe_dfl_env
# 268: 00000000 0 FUNC GLOBAL DEFAULT UND __aeabi_dcmplt
r = re.compile(r' +\d+: [0-9a-f]+ +\d+ (FUNC|OBJECT) +\S+ +\S+ +\d+ (\S+)')
actual_symbols = set()
for line in subprocess.check_output(['readelf', '-W', '--dyn-syms', so_file]).split('\n'):
m = r.match(line)
if m:
symbol = string.split(m.group(2), '@')[0]
if m.group(1) == 'FUNC' and functions_or_variables == 'functions':
actual_symbols.add(symbol)
elif m.group(1) == 'OBJECT' and functions_or_variables == 'variables':
actual_symbols.add(symbol)
#else:
#print 'ignoring: ' % line
missing = expected_symbols - actual_symbols
if len(missing) > 0:
sys.stderr.write('%d missing %s in %s for %s:\n' % (len(missing), functions_or_variables, library, arch))
for miss in sorted(missing):
sys.stderr.write(' %s\n' % miss)
extra = actual_symbols - expected_symbols
if len(extra) > 0:
sys.stderr.write('%d extra %s in %s for %s:\n' % (len(extra), functions_or_variables, library, arch))
for s in sorted(extra):
sys.stderr.write(' %s\n' % s)
return len(missing) == 0
CheckSymbols("libc", "functions")
CheckSymbols("libc", "variables")
CheckSymbols("libm", "functions")
CheckSymbols("libm", "variables")
sys.exit(0)

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
# Run with directory arguments from any directory, with no special setup
# required.

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#!/usr/bin/env python
#!/usr/bin/env python3
import argparse
import logging

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
import argparse
import logging

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
#
import sys, os, string, re

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
# This tool is used to generate the assembler system call stubs,
# the header files listing all available system calls, and the

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@ -1,4 +1,4 @@
#!/usr/bin/env python2
#!/usr/bin/env python3
#
# Copyright (C) 2015 The Android Open Source Project
#

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@ -41,7 +41,8 @@ def GetFromElf(elf_file, sym_type='--dyn-syms'):
symbols = set()
output = subprocess.check_output(['readelf', sym_type, '-W', elf_file])
output = subprocess.check_output(['readelf', sym_type, '-W', elf_file],
text=True)
for line in output.split('\n'):
if ' HIDDEN ' in line or ' UND ' in line:
continue
@ -76,6 +77,10 @@ def GetFromAndroidSo(files):
if not os.path.isdir(lib_dir):
lib_dir = os.path.join(out_dir, 'system/lib')
lib_dir = os.path.join(out_dir, 'apex/com.android.runtime/lib64/bionic/')
if not os.path.isdir(lib_dir):
lib_dir = os.path.join(out_dir, 'apex/com.android.runtime/lib/bionic/')
results = set()
for f in files:
results |= GetFromElf(os.path.join(lib_dir, f))

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
# Unit tests for genseccomp.py
import textwrap

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@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
# This tool is used to generate the version scripts for libc, libm, libdl,
# and libstdc++ for every architecture.

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@ -1,4 +1,4 @@
#!/usr/bin/env python2
#!/usr/bin/env python3
import os
import subprocess