When returning CLIENT_ERROR do not close the socket connection (i.e. it should not...

[awesomized/libmemcached] / libmemcached / error.cc

diff --git a/libmemcached/error.cc b/libmemcached/error.cc
index 99316f1d18f7b0a5e0ef2474eb6d9bd264565f84..67edcce82aaab93f33b52aab15077386a8ee7c14 100644 (file)
--- a/libmemcached/error.cc
+++ b/libmemcached/error.cc
@@ -141,9 +141,12 @@ static void _set(memcached_st& memc, memcached_string_t *str, memcached_return_t
   {
 #ifdef STRERROR_R_CHAR_P
     errmsg_ptr= strerror_r(local_errno, errmsg, sizeof(errmsg));
-#else
+#elif defined(HAVE_STRERROR_R) && HAVE_STRERROR_R
     strerror_r(local_errno, errmsg, sizeof(errmsg));
     errmsg_ptr= errmsg;
+#elif defined(HAVE_STRERROR) && HAVE_STRERROR
+    snprintf(errmsg, sizeof(errmsg), "%s", strerror(local_errno));
+    errmsg_ptr= errmsg;
 #endif
   }
 
@@ -218,6 +221,10 @@ memcached_return_t memcached_set_error(org::libmemcached::Instance& self, memcac
   return memcached_set_error(self, rc, at, tmp);
 }
 
+#ifndef __INTEL_COMPILER
+#pragma GCC diagnostic ignored "-Wformat-nonliteral"
+#endif
+
 memcached_return_t memcached_set_error(memcached_st& memc, memcached_return_t rc, const char *at, memcached_string_t& str)
 {
   assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
@@ -269,7 +276,7 @@ memcached_return_t memcached_set_error(org::libmemcached::Instance& self, memcac
 {
   assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
   assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a org::libmemcached::Instance");
-  if (memcached_fatal(rc) == false)
+  if (memcached_fatal(rc) == false and rc != MEMCACHED_CLIENT_ERROR)
   {
     return rc;
   }
@@ -288,7 +295,7 @@ memcached_return_t memcached_set_error(org::libmemcached::Instance& self, memcac
 
   memcached_string_t error_host= { hostname_port_message, size_t(size) };
 
-  assert(self.root);
+  assert_msg(self.root, "Programmer error, root was not set on instance");
   if (self.root == NULL)
   {
     return rc;
@@ -298,6 +305,7 @@ memcached_return_t memcached_set_error(org::libmemcached::Instance& self, memcac
   _set(self, (*self.root));
   assert(self.root->error_messages);
   assert(self.error_messages);
+  assert(self.error_messages->rc == self.root->error_messages->rc);
 
   return rc;
 }
@@ -404,6 +412,15 @@ memcached_return_t memcached_set_errno(org::libmemcached::Instance& self, int lo
   _set(*self.root, &error_host, rc, at, local_errno);
   _set(self, (*self.root));
 
+#if 0
+  if (self.root->error_messages->rc != self.error_messages->rc)
+  {
+    fprintf(stderr, "%s:%d %s != %s\n", __FILE__, __LINE__,
+            memcached_strerror(NULL, self.root->error_messages->rc),
+            memcached_strerror(NULL, self.error_messages->rc));
+  }
+#endif
+
   return rc;
 }
 
@@ -495,24 +512,29 @@ void memcached_error_free(memcached_server_st& self)
   self.error_messages= NULL;
 }
 
+const char *memcached_error(const memcached_st *memc)
+{
+  return memcached_last_error_message(memc);
+}
+
 const char *memcached_last_error_message(const memcached_st *memc)
 {
-  if (memc == NULL)
+  if (memc)
   {
-    return memcached_strerror(memc, MEMCACHED_INVALID_ARGUMENTS);
-  }
+    if (memc->error_messages)
+    {
+      if (memc->error_messages->size == 0)
+      {
+        return memc->error_messages->message;
+      }
 
-  if (memc->error_messages == NULL)
-  {
-    return memcached_strerror(memc, MEMCACHED_SUCCESS);
-  }
+      return memcached_strerror(memc, memc->error_messages->rc);
+    }
 
-  if (memc->error_messages->size == 0)
-  {
-    return memcached_strerror(memc, memc->error_messages->rc);
+    return memcached_strerror(memc, MEMCACHED_SUCCESS);
   }
 
-  return memc->error_messages->message;
+  return memcached_strerror(memc, MEMCACHED_INVALID_ARGUMENTS);
 }
 
 bool memcached_has_current_error(memcached_st &memc)
@@ -534,17 +556,17 @@ bool memcached_has_current_error(org::libmemcached::Instance& server)
 
 memcached_return_t memcached_last_error(const memcached_st *memc)
 {
-  if (memc == NULL)
+  if (memc)
   {
-    return MEMCACHED_INVALID_ARGUMENTS;
-  }
+    if (memc->error_messages)
+    {
+      return memc->error_messages->rc;
+    }
 
-  if (memc->error_messages == NULL)
-  {
     return MEMCACHED_SUCCESS;
   }
 
-  return memc->error_messages->rc;
+  return MEMCACHED_INVALID_ARGUMENTS;
 }
 
 int memcached_last_error_errno(const memcached_st *memc)