On 10/28/2014 10:25 AM, Registrierungen wrote:
> Hello,
>
> i try to switch with my working project from Xenomai 2.6 to 3.0rc
> Cobaltusing the native/alchemy skin.
>
> Creating tasks,etc. seems to works fine.
>
> If i try to open a pipe from the realtime taks using rt_pipe_create it
> returns with the error -88.
This is -ENOTSOCK, you can check all error codes there:
/usr/include/asm-generic/errno-base.h
/usr/include/asm-generic/errno.h
ENOTSOCK is not raised by the alchemy API, so this must be a syscall
taking the wrong route to the glibc in the core lib.
Please try this patch:
diff --git a/lib/alchemy/pipe.c b/lib/alchemy/pipe.c
index 93da9be..439a00f 100644
--- a/lib/alchemy/pipe.c
+++ b/lib/alchemy/pipe.c
@@ -166,8 +166,8 @@ int rt_pipe_create(RT_PIPE *pipe,
}
if (poolsize > 0) {
- ret = setsockopt(pcb->sock, SOL_XDDP, XDDP_POOLSZ,
- &poolsize, sizeof(poolsize));
+ ret = __RT(setsockopt(pcb->sock, SOL_XDDP, XDDP_POOLSZ,
+ &poolsize, sizeof(poolsize)));
if (ret)
goto fail_sockopt;
}
@@ -181,7 +181,7 @@ int rt_pipe_create(RT_PIPE *pipe,
memset(&saddr, 0, sizeof(saddr));
saddr.sipc_family = AF_RTIPC;
saddr.sipc_port = minor;
- ret = bind(sock, (struct sockaddr *)&saddr, sizeof(saddr));
+ ret = __RT(bind(sock, (struct sockaddr *)&saddr, sizeof(saddr)));
if (ret)
goto fail_sockopt;
>
> Has anything changed handling pipes in 3.0?
All user-visible changes are reported here:
http://localhost/xenomai/migrating-from-xenomai-2-x-to-3-x/
--
Philippe.
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