More POSIX support for Chromium, consisting mostly of broadening ifdefs. This

net/base/host_resolver_impl.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/base/host_resolver_impl.h"
 
 #if defined(OS_WIN)
 #include <Winsock2.h>
 #elif defined(OS_POSIX)
 #include <netdb.h>
@@ skipping 81 matching lines @@
 
   return cache;
 }
 
 // Gets a list of the likely error codes that getaddrinfo() can return
 // (non-exhaustive). These are the error codes that we will track via
 // a histogram.
 std::vector<int> GetAllGetAddrinfoOSErrors() {
   int os_errors[] = {
 #if defined(OS_POSIX)
+#if !defined(OS_FREEBSD)
     EAI_ADDRFAMILY,
+    EAI_NODATA,
+#endif
     EAI_AGAIN,
     EAI_BADFLAGS,
     EAI_FAIL,
     EAI_FAMILY,
     EAI_MEMORY,
-    EAI_NODATA,
     EAI_NONAME,
     EAI_SERVICE,
     EAI_SOCKTYPE,
     EAI_SYSTEM,
 #elif defined(OS_WIN)
     // See: http://msdn.microsoft.com/en-us/library/ms738520(VS.85).aspx
     WSA_NOT_ENOUGH_MEMORY,
     WSAEAFNOSUPPORT,
     WSAEINVAL,
     WSAESOCKTNOSUPPORT,
@@ skipping 932 matching lines @@
   if (max_retry_attempts_ == HostResolver::kDefaultRetryAttempts)
     max_retry_attempts_ = kDefaultMaxRetryAttempts;
 
   // It is cumbersome to expose all of the constraints in the constructor,
   // so we choose some defaults, which users can override later.
   job_pools_[POOL_NORMAL] = new JobPool(max_jobs, 100u * max_jobs);
 
 #if defined(OS_WIN)
   EnsureWinsockInit();
 #endif
-#if defined(OS_LINUX)
+#if defined(OS_POSIX) && !defined(OS_MACOSX)
   if (HaveOnlyLoopbackAddresses())
     additional_resolver_flags_ |= HOST_RESOLVER_LOOPBACK_ONLY;
 #endif
   NetworkChangeNotifier::AddIPAddressObserver(this);
 }
 
 HostResolverImpl::~HostResolverImpl() {
   // Cancel the outstanding jobs. Those jobs may contain several attached
   // requests, which will also be cancelled.
   DiscardIPv6ProbeJob();
@@ skipping 519 matching lines @@
   if (cache_.get())
     cache_->clear();
   if (ipv6_probe_monitoring_) {
     DCHECK(!shutdown_);
     if (shutdown_)
       return;
     DiscardIPv6ProbeJob();
     ipv6_probe_job_ = new IPv6ProbeJob(this);
     ipv6_probe_job_->Start();
   }
-#if defined(OS_LINUX)
+#if defined(OS_POSIX) && !defined(OS_MACOSX)
   if (HaveOnlyLoopbackAddresses()) {
     additional_resolver_flags_ |= HOST_RESOLVER_LOOPBACK_ONLY;
   } else {
     additional_resolver_flags_ &= ~HOST_RESOLVER_LOOPBACK_ONLY;
   }
 #endif
   AbortAllInProgressJobs();
   // |this| may be deleted inside AbortAllInProgressJobs().
 }
 
 }  // namespace net