component/libzmq: version up 4.3.5

component/libzmq/buildout.cfg

 [buildout]
 extends =
   ../libsodium/buildout.cfg
+  ../patch/buildout.cfg
   ../pkgconfig/buildout.cfg
 
 parts =
@@ -9,10 +10,13 @@ parts =
 [libzmq]
 recipe = slapos.recipe.cmmi
 shared = true
-url = https://github.com/zeromq/zeromq4-1/releases/download/v4.1.6/zeromq-4.1.6.tar.gz
-md5sum = c89db4dbc0b90c34c9f4983cbff6d321
+url = https://github.com/zeromq/libzmq/releases/download/v4.3.5/zeromq-4.3.5.tar.gz
+md5sum = ae933b1e98411fd7cb8309f9502d2737
 configure-options =
   --without-documentation
 environment =
   PATH=${pkgconfig:location}/bin:%(PATH)s
   PKG_CONFIG_PATH=${libsodium:location}/lib/pkgconfig
+patches =
+  ${:_profile_base_location_}/disable-stringop-overflow-gcc-10.5.patch#4705ba5b86e48e2fd2eaea1d1f891cfe
+patch-options = -p1

component/libzmq/disable-stringop-overflow-gcc-10.5.patch

+Disable a stringop-overflow warning failing build on gcc 10.5
+
+This is an original slapos patch probably no longer necessary once we update gcc
+
+--- zeromq-4.3.5.orig/src/xpub.cpp	2023-06-18 23:40:34.000000000 +0900
++++ zeromq-4.3.5/src/xpub.cpp	2024-07-11 20:07:19.620329232 +0900
+@@ -384,7 +384,10 @@
+         //  Place the unsubscription to the queue of pending (un)subscriptions
+         //  to be retrieved by the user later on.
+         blob_t unsub (size_ + 1);
++
++#pragma GCC diagnostic ignored "-Wstringop-overflow="
+         *unsub.data () = 0;
++#pragma GCC diagnostic pop
+         if (size_ > 0)
+             memcpy (unsub.data () + 1, data_, size_);
+         self_->_pending_data.ZMQ_PUSH_OR_EMPLACE_BACK (ZMQ_MOVE (unsub));