gh-120056: Add IP_RECVERR, IP_RECVORIGDSTADDR, IP_RECVTTL to `s…

…ocket` module (#120058) * gh-120056: Add `IP_RECVERR` and `IP_RECVTTL` to `socket` module * Fix news * Address review * Update NEWS
python · Sep 9, 2024 · 1407550 · 1407550
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diff --git a/Doc/library/socket.rst b/Doc/library/socket.rst
@@ -450,6 +450,10 @@ Constants
       same way that ``SO_BINDTODEVICE`` is used, but with the index of a
       network interface instead of its name.
 
+   .. versionchanged:: 3.14
+      Added missing ``IP_RECVERR``, ``IP_RECVTTL``, and ``IP_RECVORIGDSTADDR``
+      on Linux.
+
 .. data:: AF_CAN
           PF_CAN
           SOL_CAN_*

diff --git a/Misc/NEWS.d/next/Library/2024-06-04-19-49-16.gh-issue-120056.5aqozw.rst b/Misc/NEWS.d/next/Library/2024-06-04-19-49-16.gh-issue-120056.5aqozw.rst
@@ -0,0 +1,3 @@
+Add :data:`!socket.IP_RECVERR` and :data:`!socket.IP_RECVTTL` constants
+(both available since Linux 2.2).
+And :data:`!socket.IP_RECVORIGDSTADDR` constant (available since Linux 2.6.29).
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
@@ -8412,15 +8412,24 @@ socket_exec(PyObject *m)
 #ifdef  IP_TTL
     ADD_INT_MACRO(m, IP_TTL);
 #endif
+#ifdef  IP_RECVERR
+    ADD_INT_MACRO(m, IP_RECVERR);
+#endif
 #ifdef  IP_RECVOPTS
     ADD_INT_MACRO(m, IP_RECVOPTS);
 #endif
+#ifdef  IP_RECVORIGDSTADDR
+    ADD_INT_MACRO(m, IP_RECVORIGDSTADDR);
+#endif
 #ifdef  IP_RECVRETOPTS
     ADD_INT_MACRO(m, IP_RECVRETOPTS);
 #endif
 #ifdef  IP_RECVTOS
     ADD_INT_MACRO(m, IP_RECVTOS);
 #endif
+#ifdef  IP_RECVTTL
+    ADD_INT_MACRO(m, IP_RECVTTL);
+#endif
 #ifdef  IP_RECVDSTADDR
     ADD_INT_MACRO(m, IP_RECVDSTADDR);
 #endif