3party/libzmq
0
0
Fork 0
mirror of https://github.com/zeromq/libzmq.git synced 2025-03-10 07:56:09 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #2719 from jimklimov/setThreadName

Browse Source 
Problem: cosmetic setThreadName() can be fatal
This commit is contained in:
Constantin Rack 2017-08-25 16:01:52 +02:00 committed by GitHub
commit 9c8844fd08
1 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/thread.cpp
View File

@ -167,18 +167,25 @@ void zmq::thread_t::setSchedulingParameters(int priority_, int schedulingPolicy_
void zmq::thread_t::setThreadName(const char *name_)
{
/* The thread name is a cosmetic string, added to ease debugging of
* multi-threaded applications. It is not a big issue if this value
* can not be set for any reason (such as Permission denied in some
* cases where the application changes its EUID, etc.) The value of
* "int rc" is retained where available, to help debuggers stepping
* through code to see its value - but otherwise it is ignored.
*/
if (!name_)
return;
#if defined(ZMQ_HAVE_PTHREAD_SETNAME_1)
int rc = pthread_setname_np(name_);
posix_assert (rc);
if(rc) return;
#elif defined(ZMQ_HAVE_PTHREAD_SETNAME_2)
int rc = pthread_setname_np(descriptor, name_);
posix_assert (rc);
if(rc) return;
#elif defined(ZMQ_HAVE_PTHREAD_SETNAME_3)
int rc = pthread_setname_np(descriptor, name_, NULL);
posix_assert (rc);
if(rc) return;
#elif defined(ZMQ_HAVE_PTHREAD_SET_NAME)
pthread_set_name_np(descriptor, name_);
#endif