llvm-project/clang/utils/analyzer/SATestUpdateDiffs.py

78 lines
2.5 KiB
Python
Executable File

#!/usr/bin/env python
"""
Update reference results for static analyzer.
"""
from __future__ import absolute_import, division, print_function
import SATestBuild
from subprocess import check_call
import os
import sys
Verbose = 0
def runCmd(Command, **kwargs):
if Verbose:
print("Executing %s" % Command)
check_call(Command, shell=True, **kwargs)
def updateReferenceResults(ProjName, ProjBuildMode):
ProjDir = SATestBuild.getProjectDir(ProjName)
RefResultsPath = os.path.join(
ProjDir,
SATestBuild.getSBOutputDirName(IsReferenceBuild=True))
CreatedResultsPath = os.path.join(
ProjDir,
SATestBuild.getSBOutputDirName(IsReferenceBuild=False))
if not os.path.exists(CreatedResultsPath):
print("New results not found, was SATestBuild.py "\
"previously run?", file=sys.stderr)
sys.exit(1)
BuildLogPath = SATestBuild.getBuildLogPath(RefResultsPath)
Dirname = os.path.dirname(os.path.abspath(BuildLogPath))
runCmd("mkdir -p '%s'" % Dirname)
with open(BuildLogPath, "wb+") as PBuildLogFile:
# Remove reference results: in git, and then again for a good measure
# with rm, as git might not remove things fully if there are empty
# directories involved.
runCmd('git rm -r -q "%s"' % (RefResultsPath,), stdout=PBuildLogFile)
runCmd('rm -rf "%s"' % (RefResultsPath,), stdout=PBuildLogFile)
# Replace reference results with a freshly computed once.
runCmd('cp -r "%s" "%s"' % (CreatedResultsPath, RefResultsPath,),
stdout=PBuildLogFile)
# Run cleanup script.
SATestBuild.runCleanupScript(ProjDir, PBuildLogFile)
SATestBuild.normalizeReferenceResults(
ProjDir, RefResultsPath, ProjBuildMode)
# Clean up the generated difference results.
SATestBuild.cleanupReferenceResults(RefResultsPath)
runCmd('git add "%s"' % (RefResultsPath,), stdout=PBuildLogFile)
def main(argv):
if len(argv) == 2 and argv[1] in ('-h', '--help'):
print("Update static analyzer reference results based "\
"\non the previous run of SATestBuild.py.\n"\
"\nN.B.: Assumes that SATestBuild.py was just run", file=sys.stderr)
sys.exit(1)
with SATestBuild.projectFileHandler() as f:
for (ProjName, ProjBuildMode) in SATestBuild.iterateOverProjects(f):
updateReferenceResults(ProjName, int(ProjBuildMode))
if __name__ == '__main__':
main(sys.argv)