From 07f98f173725395720f48360e21f6a0d1e7b0fc8 Mon Sep 17 00:00:00 2001
From: Leon Styhre <leon@leonstyhre.com>
Date: Fri, 23 Jun 2023 15:23:14 +0200
Subject: [PATCH] (Windows) Made es-pdf-convert build with MinGW

---
 es-pdf-converter/CMakeLists.txt | 11 ++++++++---
 es-pdf-converter/src/main.cpp   |  9 ++++++++-
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/es-pdf-converter/CMakeLists.txt b/es-pdf-converter/CMakeLists.txt
index ce0b6425a..87556008d 100644
--- a/es-pdf-converter/CMakeLists.txt
+++ b/es-pdf-converter/CMakeLists.txt
@@ -9,9 +9,14 @@
 project(es-pdf-convert)
 
 if(WIN32)
-   set(POPPLER_CPP_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../external/poppler-23.05.0/Library/include/poppler/cpp)
-   set(POPPLER_CPP_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/poppler-cpp.lib)
-   else()
+    set(POPPLER_CPP_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../external/poppler/Library/include/poppler/cpp)
+    if(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
+        set(POPPLER_CPP_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/poppler-cpp.lib)
+    else()
+        set(POPPLER_CPP_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/libpoppler-cpp-0.dll)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -municode")
+    endif()
+else()
     find_package(Poppler REQUIRED COMPONENTS cpp)
 endif()
 
diff --git a/es-pdf-converter/src/main.cpp b/es-pdf-converter/src/main.cpp
index e6fcec3cd..f171933b6 100644
--- a/es-pdf-converter/src/main.cpp
+++ b/es-pdf-converter/src/main.cpp
@@ -25,8 +25,15 @@
 #include <io.h>
 #include <windows.h>
 
+#if defined(_MSC_VER) // MSVC compiler.
 int wmain(int argc, wchar_t* argv[])
 {
+#else
+int APIENTRY wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow)
+{
+    wchar_t** argv {__wargv};
+    int argc = __argc;
+#endif
     HANDLE stdoutHandle {GetStdHandle(STD_OUTPUT_HANDLE)};
 
     if (stdoutHandle == INVALID_HANDLE_VALUE) {
@@ -111,7 +118,7 @@ int main(int argc, char* argv[])
 
     std::ifstream file;
 
-    file.open(path, std::ifstream::binary);
+    file.open(path.c_str(), std::ifstream::binary);
     if (file.fail()) {
         std::cerr << "Error: Couldn't open PDF file, permission problems?" << std::endl;
         exit(-1);