emscripten/tools/tempfiles.py

41 строка
997 B
Python

import os
import shutil
import tempfile
def try_delete(filename):
try:
os.unlink(filename)
except:
if os.path.exists(filename):
shutil.rmtree(filename, ignore_errors=True)
class TempFiles:
def __init__(self, tmp, save_debug_files=False):
self.tmp = tmp
self.save_debug_files = save_debug_files
self.to_clean = []
def note(self, filename):
self.to_clean.append(filename)
def get(self, suffix):
"""Returns a named temp file with the given prefix."""
named_file = tempfile.NamedTemporaryFile(dir=self.tmp, suffix=suffix, delete=False)
self.note(named_file.name)
return named_file
def clean(self):
if self.save_debug_files:
print >> sys.stderr, 'not cleaning up temp files since in debug-save mode, see them in %s' % (self.tmp,)
return
for filename in self.to_clean:
try_delete(filename)
self.to_clean = []
def run_and_clean(self, func):
try:
return func()
finally:
self.clean()