From 8a954bb5e763666b3f1f7fe8b18dd9cf3024e3b6 Mon Sep 17 00:00:00 2001
From: Jarle Aase <jarle@jgaa.com>
Date: Tue, 16 Apr 2024 13:52:44 +0300
Subject: [PATCH] Trying to fix the Windows build. Thank you Microsoft for
 making my life interesting!

---
 CMakeLists.txt                |  4 ++++
 include/mysqlpool/mysqlpool.h | 14 +++++++-------
 src/mysqlpool.cpp             |  4 ++--
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c593a83..4d0c7c1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -90,6 +90,10 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
 
 set(MYSQLPOOL_ROOT ${CMAKE_CURRENT_SOURCE_DIR})
 
+if(WIN32)
+    add_compile_options(-D_WIN32_WINNT=0x0601 -DWINVER=0x0601 -DWIN32_LEAN_AND_MEAN=1)
+endif()
+
 message(STATUS "Using ${CMAKE_CXX_COMPILER}")
 
 if (MYSQLPOOL_WITH_CONAN)
diff --git a/include/mysqlpool/mysqlpool.h b/include/mysqlpool/mysqlpool.h
index ef14306..80f28b7 100644
--- a/include/mysqlpool/mysqlpool.h
+++ b/include/mysqlpool/mysqlpool.h
@@ -161,9 +161,9 @@ T getFirstArgument(T first, ArgsT...) {
 
 class Mysqlpool {
     enum class ErrorMode {
-        IGNORE,
-        RETRY,
-        ALWAYS_FAIL
+        EM_IGNORE, // Cant use "IGNORE" as it clashes with one of Microsofts *many* cursed macros!
+        EM_RETRY,
+        EM_ALWAYS_FAIL
     };
 
 
@@ -647,7 +647,7 @@ class Mysqlpool {
                         logQuery("close-stmt", query);
                         const auto [csec] = co_await connection().async_close_statement(*stmt, diag, tuple_awaitable);
                         if (sec) {
-                            handleError(sec, diag, ErrorMode::IGNORE);
+                            handleError(sec, diag, ErrorMode::EM_IGNORE);
                         }
                         connectionWrapper()->stmtCache().erase(query);
                     }
@@ -717,9 +717,9 @@ class Mysqlpool {
         ErrorMode errorMode(const Options& opts) const noexcept {
             if (opts.reconnect_and_retry_query) {
                 assert(!has_transaction_);
-                return ErrorMode::RETRY;
+                return ErrorMode::EM_RETRY;
             }
-            return ErrorMode::ALWAYS_FAIL;
+            return ErrorMode::EM_ALWAYS_FAIL;
         }
 
         void commitAndReleaseLater() noexcept {
@@ -885,7 +885,7 @@ class Mysqlpool {
     // If it returns false, connection to server is closed
     static bool handleError(const boost::system::error_code& ec,
                             boost::mysql::diagnostics& diag,
-                            ErrorMode mode = ErrorMode::ALWAYS_FAIL);
+                            ErrorMode mode = ErrorMode::EM_ALWAYS_FAIL);
 
 
     void startTimer();
diff --git a/src/mysqlpool.cpp b/src/mysqlpool.cpp
index 6a352ea..d254640 100644
--- a/src/mysqlpool.cpp
+++ b/src/mysqlpool.cpp
@@ -216,7 +216,7 @@ bool Mysqlpool::handleError(const boost::system::error_code &ec, boost::mysql::d
                              << "). Client: " << diag.client_message()
                              << ". Server: " << diag.server_message());
 
-        if (em == ErrorMode::IGNORE) {
+        if (em == ErrorMode::EM_IGNORE) {
             MYSQLPOOL_LOG_DEBUG_("Ignoring the error...");
             return false;
         }
@@ -230,7 +230,7 @@ bool Mysqlpool::handleError(const boost::system::error_code &ec, boost::mysql::d
         case boost::system::errc::connection_reset:
         case boost::system::errc::connection_aborted:
         case boost::asio::error::operation_aborted:
-            if (em == ErrorMode::RETRY) {
+            if (em == ErrorMode::EM_RETRY) {
                 MYSQLPOOL_LOG_DEBUG_("The error is recoverable if we re-try the query it may succeed...");
                 return false; // retry
             }