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display the time taken

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This commit is contained in:
Thomas Nagy 2012-03-12 00:58:58 +01:00
parent 630160f592
commit 92c42b9c8c
1 changed files with 8 additions and 2 deletions
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10
playground/maxjobs2/compute/wscript
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@ -30,19 +30,23 @@ from waflib import Task
lock = threading.Lock()
def lock_maxjob(self):
# lock the file, telling other build processes to avoid spawining tasks during that time
while True:
try:
self.lockfd = os.open(self.generator.bld.lockfile, os.O_TRUNC | os.O_CREAT | os.O_RDWR)
fcntl.flock(self.lockfd, fcntl.LOCK_EX | fcntl.LOCK_NB)
except (OSError, IOError), e:
if e.errno in (errno.EACCES, errno.EAGAIN):
time.sleep(0.1)
time.sleep(0.3)
continue
raise
os.write(self.lockfd, "%d" % os.getpid())
self.start_time = time.time()
break
def release_maxjob(self):
# release the lock file
print "> long task %d" % (time.time() - self.start_time)
try:
os.unlink(self.generator.bld.lockfile)
os.close(self.lockfd)
@ -52,6 +56,7 @@ def release_maxjob(self):
pass
def wait_maxjob(self):
# wait on the lock file.. up to a certain limit
while True:
try:
ini = os.stat(self.generator.bld.lockfile).st_mtime
@ -60,7 +65,7 @@ def wait_maxjob(self):
diff = time.time() - ini
if diff > 300: # stale lock file? wait 5 minutes
return
time.sleep(0.1)
time.sleep(0.5)
# the method process is called by threads...
def process2(self):
@ -83,6 +88,7 @@ def process2(self):
finally:
lock.release()
return ret
def process(self):
try:
process2(self)