ext/sockets: adding solaris/illumos SO_EXCLBIND constant.

devnexen · devnexen · commit 645af9fb17d1 · 2024-04-09T21:41:22.000+01:00
when set to "true", neutralises the effect of SO_REUSEADDR/SO_REUSEPORT making the socket binding exclusive. Close GH-13912
diff --git a/NEWS b/NEWS
@@ -195,6 +195,8 @@ PHP                                                                        NEWS
   . Added multicast group support for ipv4 on FreeBSD. (jonathan@tangential.ca)
   . Added the TCP_SYNCNT constant for Linux to set number of attempts to send
     SYN packets from the client. (David Carlier)
+  . Added the SO_EXCLBIND constant for exclusive socket binding on illumos/solaris. 
+    (David Carlier)
 
 - SNMP:
   . Removed the deprecated inet_ntoa call support. (David Carlier)
diff --git a/UPGRADING b/UPGRADING
@@ -570,6 +570,7 @@ PHP 8.4 UPGRADE NOTES
   . SOCK_CONN_DGRAM (NetBSD only).
   . SOCK_DCCP (NetBSD only).
   . TCP_SYNCNT (Linux only).
+  . SO_EXCLBIND (Solaris/Illumos only).
 
 - Sodium:
   . SODIUM_CRYPTO_AEAD_AEGIS128L_KEYBYTES
diff --git a/ext/sockets/sockets.stub.php b/ext/sockets/sockets.stub.php
@@ -410,6 +410,13 @@
  */
 const SO_BPF_EXTENSIONS = UNKNOWN;
 #endif
+#ifdef SO_EXCLBIND
+/**
+ * @var int
+ * @cvalue SO_EXCLBIND
+ */
+const SO_EXCLBIND = UNKNOWN;
+#endif
 #ifdef SKF_AD_OFF
 /**
  * @var int
diff --git a/ext/sockets/sockets_arginfo.h b/ext/sockets/sockets_arginfo.h
