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Code Issues 1 Releases Wiki Activity

Faster check of makefile dependencies

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We do not actually need to compile the files.
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Thom Wiggers 2019-02-27 15:27:41 +01:00
parent 2b381e9a78
commit e29de416fb
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1 changed files with 16 additions and 18 deletions
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32
test/test_makefile_dependencies.py
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@ -3,11 +3,9 @@ Checks that every .c and .h file in an implementation is present as a
dependency of that scheme's Makefile. dependency of that scheme's Makefile.
""" """
import hashlib
import os import os
import pqclean import pqclean
import helpers import helpers
import subprocess
import glob import glob
import datetime import datetime
@ -15,18 +13,20 @@ import datetime
def test_makefile_dependencies(): def test_makefile_dependencies():
for scheme in pqclean.Scheme.all_schemes(): for scheme in pqclean.Scheme.all_schemes():
for implementation in scheme.implementations: for implementation in scheme.implementations:
# initial build - want to have all files in place at beginning # initial build - want to have *all* files in place at beginning
helpers.run_subprocess(['make', 'clean'], implementation.path()) helpers.run_subprocess(['make', 'clean'], implementation.path())
helpers.run_subprocess(['make'], implementation.path()) helpers.run_subprocess(['make'], implementation.path())
# test case for each candidate file # test case for each candidate file
cfiles = glob.glob(os.path.join(implementation.path(), '*.c')) cfiles = glob.glob(os.path.join(implementation.path(), '*.c'))
hfiles = glob.glob(os.path.join(implementation.path(), '*.h')) hfiles = glob.glob(os.path.join(implementation.path(), '*.h'))
for file in cfiles + hfiles: for file in cfiles + hfiles:
yield check_makefile_dependencies, scheme.name, implementation.name, file yield (check_makefile_dependencies, scheme.name,
implementation.name, file)
def check_makefile_dependencies(scheme_name, implementation_name, file): def check_makefile_dependencies(scheme_name, implementation_name, file):
scheme = pqclean.Scheme.by_name(scheme_name) implementation = pqclean.Implementation.by_name(scheme_name,
implementation = pqclean.Implementation.by_name(scheme_name, implementation_name) implementation_name)
cfiles = glob.glob(os.path.join(implementation.path(), '*.c')) cfiles = glob.glob(os.path.join(implementation.path(), '*.c'))
hfiles = glob.glob(os.path.join(implementation.path(), '*.h')) hfiles = glob.glob(os.path.join(implementation.path(), '*.h'))
@ -41,22 +41,20 @@ def check_makefile_dependencies(scheme_name, implementation_name, file):
ago10 = now - datetime.timedelta(seconds=10) ago10 = now - datetime.timedelta(seconds=10)
ago5 = now - datetime.timedelta(seconds=5) ago5 = now - datetime.timedelta(seconds=5)
formatstring = "%Y%m%d%H%M.%S" formatstring = "%Y%m%d%H%M.%S"
helpers.run_subprocess(['touch', '-t', ago15.strftime(formatstring)] + cfiles + hfiles) helpers.run_subprocess(
helpers.run_subprocess(['touch', '-t', ago10.strftime(formatstring)] + ofiles) ['touch', '-t', ago15.strftime(formatstring)] + cfiles + hfiles)
helpers.run_subprocess(['touch', '-t', ago5.strftime(formatstring), libfile]) helpers.run_subprocess(
mtime_lib_orig = os.stat(libfile).st_mtime_ns ['touch', '-t', ago10.strftime(formatstring)] + ofiles)
helpers.run_subprocess(
['touch', '-t', ago5.strftime(formatstring), libfile])
# touch the candidate .c / .h file # touch the candidate .c / .h file
helpers.run_subprocess(['touch', '-t', now.strftime(formatstring), file]) helpers.run_subprocess(['touch', '-t', now.strftime(formatstring), file])
# rebuild # check if it needs to be rebuilt using make -q
helpers.run_subprocess(['make'], implementation.path()) helpers.run_subprocess(['make', '-q'], implementation.path(),
expected_returncode=1)
# make sure the libfile's modification time changed
mtime_lib_upd = os.stat(libfile).st_mtime_ns
if (mtime_lib_orig == mtime_lib_upd):
print("ERROR: Library was not updated after touching {}".format(file))
assert(mtime_lib_orig != mtime_lib_upd)
if __name__ == '__main__': if __name__ == '__main__':
try: try: