socketpair improvements

samples/net/sockets/socketpair/Makefile.posix

@@ -3,5 +3,5 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 #
-socketpair_example: src/socketpair_example.c
-	$(CXX) $^ -o $@ -lpthread
+socketpair_example: src/main.c
+	$(CC) $^ -o $@ -lpthread

samples/net/sockets/socketpair/README.rst

@@ -33,32 +33,27 @@ Build the Zephyr version of the sockets/echo application like this:
    :goals: build
    :compact:
 
-After the sample starts, several clients thread are spawned and each client
-thread sends a fixed number of messages to the server (main). Each client
-sends a message (it's name) to the server.
+After the sample starts, several client threads are spawned. Each client
+thread sends a fixed number of messages to the server (main).
 
 .. code-block:: console
 
-    *** Booting Zephyr OS build v2.3.0-rc1-215-g0e36f9686836  ***
-    Alpha: socketpair: 3 <=> 4
-    Bravo: socketpair: 5 <=> 7
-    Charlie: socketpair: 8 <=> 9
-    Charlie closed fd 9
-    fd: 8: read 21 bytes
-    fd: 8: hung up
-    main: closed fd 8
-    joined Charlie
-    Alpha closed fd 4
-    fd: 3: read 15 bytes
-    fd: 3: hung up
-    main: closed fd 3
-    joined Alpha
-    Bravo closed fd 7
-    fd: 5: read 15 bytes
-    fd: 5: hung up
-    main: closed fd 5
-    joined Bravo
-    finished!
+    *** Booting Zephyr OS build v3.3.0-rc1-97-g432ff20a72e1 ***
+    setting-up
+    Alpha: socketpair: 4 <=> 3
+    Bravo: socketpair: 6 <=> 5
+    Charlie: socketpair: 8 <=> 7
+    main: read 'Alpha' on fd 4
+    main: read 'Bravo' on fd 6
+    main: read 'Charlie' on fd 8
+    main: read 'Alpha' on fd 4
+    main: read 'Bravo' on fd 6
+    main: read 'Charlie' on fd 8
+    main: read 'Alpha' on fd 4
+    main: read 'Bravo' on fd 6
+    main: read 'Charlie' on fd 8
+    tearing-down
+    SUCCESS
 
 Running application on POSIX Host
 =================================
@@ -76,26 +71,22 @@ To run:
 
 .. code-block:: console
 
-    $ ./socketpair_example
+    ./socketpair_example
+    setting-up
     Alpha: socketpair: 3 <=> 4
     Bravo: socketpair: 5 <=> 6
     Charlie: socketpair: 7 <=> 8
-    Alpha closed fd 4
-    fd: 3: read 15 bytes
-    fd: 3: hung up
-    main: closed fd 3
-    joined Alpha
-    fd: 5: read 15 bytes
-    fd: 5: hung up
-    Bravo closed fd 6
-    main: closed fd 5
-    joined Bravo
-    Charlie closed fd 8
-    fd: 7: read 21 bytes
-    fd: 7: hung up
-    main: closed fd 7
-    joined Charlie
-    finished!
+    main: read 'Alpha' on fd 3
+    main: read 'Bravo' on fd 5
+    main: read 'Charlie' on fd 7
+    main: read 'Alpha' on fd 3
+    main: read 'Alpha' on fd 3
+    main: read 'Bravo' on fd 5
+    main: read 'Charlie' on fd 7
+    main: read 'Bravo' on fd 5
+    main: read 'Charlie' on fd 7
+    tearing-down
+    SUCCESS
 
 As can be seen, the behavior of the application is approximately the same as
 the Zephyr version.

samples/net/sockets/socketpair/prj.conf

@@ -1,16 +1,11 @@
 # Provide some heap space
 CONFIG_HEAP_MEM_POOL_SIZE=2048
 
-# Networking config
-CONFIG_NETWORKING=y
-CONFIG_NET_SOCKETS=y
-CONFIG_NET_SOCKETS_POSIX_NAMES=y
+# socketpair dependencies
+CONFIG_POSIX_API=y
 CONFIG_NET_SOCKETPAIR=y
 
-# Network driver config
+# Networking config (network subsystem dependencies)
+CONFIG_NETWORKING=y
+CONFIG_NET_SOCKETS=y
 CONFIG_TEST_RANDOM_GENERATOR=y
-
-# Use Portable threads
-CONFIG_PTHREAD_IPC=y
-CONFIG_POSIX_CLOCK=y
-CONFIG_NET_SOCKETS_POSIX_NAMES=y

samples/net/sockets/socketpair/sample.yaml

@@ -1,7 +1,11 @@
 sample:
-  description: BSD Sockets API TCP socketpair sample
-  name: socket_socketpair
+  description: Socketpair sample
+  name: socketpair
+common:
+  tags: net socket posix
+  harness: net
+  arch_exclude: posix
+  integration_platforms:
+    - mps2_an385
 tests:
-  sample.net.sockets.socketpair:
-    harness: net
-    tags: net socket
+  sample.net.sockets.socketpair: {}