[zeromq-dev] IPC REQ/REP socket unavailable to other users?

Martin Sustrik sustrik at imatix.com
Sat Aug 14 19:26:20 CEST 2010

Stewart Douglas wrote:

> The code I'm talking about sets up the socket for a connect or bind as 
> shown below having first called socket in the normal way.
>   struct sockaddr_un address;
>   bzero(&address, sizeof(address));
>   address.sun_family = AF_UNIX;
>   strncpy(address.sun_path, localSocketName.c_str(), 
> sizeof(address.sun_path));

should be address.sun_path + 1

>   int length = sizeof(address.sun_family) + strlen(address.sun_path);
>   // make sure we use an abstract name for the socket
>   address.sun_path[0] = 0;
>   if (::connect(theSocketFD, (struct sockaddr *)&address, length))

It looks like it's Linux specific. At least I haven't found anything 
similar in POSIX specs.

So we can use abstract namespace instead of filesystem on Linux. The 
question is: Can anybody imagine a situation where using filesystem 
would be required?


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