From 96c2d5a7fccca89f1df6f4dea5830f7fe72ccb37 Mon Sep 17 00:00:00 2001
From: tdcosta100 <tdcosta100@gmail.com>
Date: Thu, 23 Mar 2023 12:26:05 -0300
Subject: [PATCH] Better MinGW build support (#921)

---
 platform/qt/qt.cmake             | 7 +++++++
 platform/qt/test/main.cpp        | 4 ++--
 test/CMakeLists.txt              | 2 +-
 test/style/style_parser.test.cpp | 4 ++--
 4 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/platform/qt/qt.cmake b/platform/qt/qt.cmake
index 9ef06646f..49f8c3a21 100644
--- a/platform/qt/qt.cmake
+++ b/platform/qt/qt.cmake
@@ -366,6 +366,13 @@ if(NOT MBGL_QT_LIBRARY_ONLY)
         PRIVATE WORK_DIRECTORY=${PROJECT_SOURCE_DIR}
     )
 
+    if(WIN32)
+        target_compile_definitions(
+            mbgl-test-runner
+            PRIVATE MBGL_BUILDING_LIB
+        )
+    endif()
+
     target_link_libraries(
         mbgl-test-runner
         PRIVATE
diff --git a/platform/qt/test/main.cpp b/platform/qt/test/main.cpp
index 58c22b1df..a2145c1ce 100644
--- a/platform/qt/test/main.cpp
+++ b/platform/qt/test/main.cpp
@@ -5,7 +5,7 @@
 #include <cerrno>
 #include <cstdio>
 
-#if defined(_MSC_VER) && !defined(__clang__)
+#if defined(WIN32) && !defined(__clang__)
 #include <direct.h>
 #else
 #include <unistd.h>
@@ -18,7 +18,7 @@ int main(int argc, char *argv[]) {
     QGuiApplication app(argc, argv);
 
 #ifdef WORK_DIRECTORY
-#ifdef _MSC_VER
+#ifdef WIN32
     const int result = _chdir(xstr(WORK_DIRECTORY));
 #else
     const int result = chdir(xstr(WORK_DIRECTORY));
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 466b3c0c9..61e757724 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -229,7 +229,7 @@ target_link_libraries(
     $<$<AND:$<PLATFORM_ID:Windows>,$<BOOL:MINGW>>:psapi>
 )
 
-if(MSVC)
+if(WIN32)
     target_compile_definitions(
         mbgl-test
         PRIVATE MBGL_BUILDING_LIB
diff --git a/test/style/style_parser.test.cpp b/test/style/style_parser.test.cpp
index 03286d59d..0f506414d 100644
--- a/test/style/style_parser.test.cpp
+++ b/test/style/style_parser.test.cpp
@@ -13,7 +13,7 @@
 #include <fstream>
 #include <set>
 
-#if defined(_MSC_VER) && !defined(__clang__)
+#if defined(WIN32) && !defined(__clang__)
 #include <Windows.h>
 #ifdef GetObject
 #undef GetObject
@@ -97,7 +97,7 @@ static void populateNames(std::vector<std::string>& names) {
         }
     };
 
-#if defined(_MSC_VER) && !defined(__clang__)
+#if defined(WIN32) && !defined(__clang__)
     style_directory += "/*";
     WIN32_FIND_DATAA ffd;
     HANDLE hFind = FindFirstFileA(style_directory.c_str(), &ffd);