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[DFSan] build-libc-list.py no longer provides a list of default files. 

Reviewed By: vitalybuka

Differential Revision: https://reviews.llvm.org/D126430
This commit is contained in:
Andrew Browne 2022-05-25 15:40:01 -07:00
parent 44d5221adb
commit 15d5db276c
1 changed files with 31 additions and 60 deletions
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91
compiler-rt/lib/dfsan/scripts/build-libc-list.py
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@ -11,6 +11,30 @@
# uninstrumented, thus allowing the instrumentation pass to treat calls to those
# functions correctly.
# Typical usage will list runtime libraries which are not instrumented by dfsan.
# This would include libc, and compiler builtins.
#
# ./build-libc-list.py \
# --lib-file=/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 \
# --lib-file=/lib/x86_64-linux-gnu/libanl.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libBrokenLocale.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libcidn.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libcrypt.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libc.so.6 \
# --lib-file=/lib/x86_64-linux-gnu/libdl.so.2 \
# --lib-file=/lib/x86_64-linux-gnu/libm.so.6 \
# --lib-file=/lib/x86_64-linux-gnu/libnsl.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libpthread.so.0 \
# --lib-file=/lib/x86_64-linux-gnu/libresolv.so.2 \
# --lib-file=/lib/x86_64-linux-gnu/librt.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libthread_db.so.1 \
# --lib-file=/lib/x86_64-linux-gnu/libutil.so.1 \
# --lib-file=/usr/lib/x86_64-linux-gnu/libc_nonshared.a \
# --lib-file=/usr/lib/x86_64-linux-gnu/libpthread_nonshared.a \
# --lib-file=/lib/x86_64-linux-gnu/libgcc_s.so.1 \
# --lib-file=/usr/lib/gcc/x86_64-linux-gnu/4.6/libgcc.a \
# --error-missing-lib
import os
import subprocess
import sys
@ -33,30 +57,10 @@ def defined_function_list(object):
p = OptionParser()
p.add_option('--libc-dso-path', metavar='PATH',
help='path to libc DSO directory',
default='/lib/x86_64-linux-gnu')
p.add_option('--libc-archive-path', metavar='PATH',
help='path to libc archive directory',
default='/usr/lib/x86_64-linux-gnu')
p.add_option('--libgcc-dso-path', metavar='PATH',
help='path to libgcc DSO directory',
default='/lib/x86_64-linux-gnu')
p.add_option('--libgcc-archive-path', metavar='PATH',
help='path to libgcc archive directory',
default='/usr/lib/gcc/x86_64-linux-gnu/4.6')
p.add_option('--with-libstdcxx', action='store_true',
dest='with_libstdcxx',
help='include libstdc++ in the list (inadvisable)')
p.add_option('--libstdcxx-dso-path', metavar='PATH',
help='path to libstdc++ DSO directory',
default='/usr/lib/x86_64-linux-gnu')
p.add_option('--only-explicit-files', action='store_true',
dest='only_explicit_files', default=False,
help='Only process --lib-file, not the default libc libraries.')
dest='only_explicit_files', default=True,
help='[DEPRECATED] Only process --lib-file, not the default libc libraries.')
p.add_option('--lib-file', action='append', metavar='PATH',
help='Specific library files to add.',
default=[])
@ -67,43 +71,10 @@ p.add_option('--error-missing-lib', action='store_true',
(options, args) = p.parse_args()
def build_libs_list():
libs = [os.path.join(options.libc_dso_path, name) for name in
['ld-linux-x86-64.so.2',
'libanl.so.1',
'libBrokenLocale.so.1',
'libcidn.so.1',
'libcrypt.so.1',
'libc.so.6',
'libdl.so.2',
'libm.so.6',
'libnsl.so.1',
'libpthread.so.0',
'libresolv.so.2',
'librt.so.1',
'libthread_db.so.1',
'libutil.so.1']]
libs += [os.path.join(options.libc_archive_path, name) for name in
['libc_nonshared.a',
'libpthread_nonshared.a']]
libs.append(os.path.join(options.libgcc_dso_path, 'libgcc_s.so.1'))
libs.append(os.path.join(options.libgcc_archive_path, 'libgcc.a'))
if options.with_libstdcxx:
libs.append(os.path.join(options.libstdcxx_dso_path, 'libstdc++.so.6'))
return libs
libs = []
if options.only_explicit_files:
libs = options.lib_file
if not libs:
print >> sys.stderr, 'No libraries provided.'
exit(1)
else:
libs = build_libs_list()
libs.extend(options.lib_file)
libs = options.lib_file
if not libs:
print >> sys.stderr, 'No libraries provided.'
exit(1)
missing_lib = False
functions = []