NetBSD ships with paccept(2), a superset of accept4(2)

[krytarowski]

Summary

accept4(2) and paccept(2) are nonstandard extensions.

[sas]

Looks like accept4(2) is linux-only.

[emaste]

In D12485#236538, @sas wrote:

Looks like accept4(2) is linux-only.

And FreeBSD -- from the man page The accept4() system call appeared in FreeBSD 10.0.

[krytarowski]

Thank you.

If everything is done, please commit it.

[sas]

Committed.

[sas@sas-fbro ~/Source/llvm/tools/lldb (arcpatch-D12485)] git svn dcommit
Committing to https://llvm.org/svn/llvm-project/lldb/trunk ...
	M	source/Host/common/Socket.cpp
Committed r246787
	M	source/Host/common/Socket.cpp
r246787 = e5fd085b87c92e363bbc06218ef137bba033c500 (refs/remotes/origin/master)
No changes between 608d85e2bf37968bf20333e99b5ea06411d1aab7 and refs/remotes/origin/master
Resetting to the latest refs/remotes/origin/master

source/Host/common/Socket.cpp

if (::fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1)
       return -1;
   }
   return fd;
 #elif defined(SOCK_CLOEXEC)
     int flags = 0;
     if (!child_processes_inherit) {
         flags |= SOCK_CLOEXEC;
     }
+#if defined(__NetBSD__)
+    return ::paccept (sockfd, addr, addrlen, NULL, flags);
+#else
     return ::accept4 (sockfd, addr, addrlen, flags);
+#endif
 #else
     return ::accept (sockfd, addr, addrlen);
 #endif
 }
 
 void SetLastError(Error &error)
 {
 #if defined(_WIN32)
std::string Socket::GetRemoteIPAddress () const
     {
         SocketAddress sock_addr;
         socklen_t sock_addr_len = sock_addr.GetMaxLength ();
         if (::getpeername (m_socket, sock_addr, &sock_addr_len) == 0)
             return sock_addr.GetIPAddress ();
     }
     return "";
 }
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