From 1841b348f1c3a127c89961f4c438b96023169b60 Mon Sep 17 00:00:00 2001
From: LAGonauta <lagonauta@gmail.com>
Date: Sat, 2 May 2020 21:05:14 -0300
Subject: [PATCH] Do not search for the built-in libraries when compiling with
 MINGW

---
 cmake/PkgConfigWithFallback.cmake               | 10 ++++++----
 cmake/PkgConfigWithFallbackOnConfigScript.cmake | 10 ++++++----
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/cmake/PkgConfigWithFallback.cmake b/cmake/PkgConfigWithFallback.cmake
index 5522d830..71041710 100644
--- a/cmake/PkgConfigWithFallback.cmake
+++ b/cmake/PkgConfigWithFallback.cmake
@@ -13,15 +13,17 @@ function(find_pkg_config_with_fallback name)
         # Found via pkg-config, using its result values
         set(${name}_FOUND ${${name}_PKG_CONFIG_FOUND})
 
+        if(MINGW)
+            list(FILTER ${name}_PKG_CONFIG_LIBRARIES EXCLUDE REGEX "(ole32)|(gdi32)|(imm32)|(shell32)|(winmm)|(dwmapi)|(setupapi)|(cfgmgr32)|(ws2_32)")
+        endif(MINGW)
+
         # Try to find real file name of libraries
         foreach(lib ${${name}_PKG_CONFIG_LIBRARIES})
             find_library(${name}_${lib}_LIBRARY ${lib} HINTS ${${name}_PKG_CONFIG_LIBRARY_DIRS})
             mark_as_advanced(${name}_${lib}_LIBRARY)
             if(NOT ${name}_${lib}_LIBRARY)
-                find_library(${name}_${lib}_LIBRARY ${lib} HINTS "C:/msys64/mingw64/x86_64-w64-mingw32/lib")
-                if(NOT ${name}_${lib}_LIBRARY)
-                    unset(${name}_FOUND)
-                endif(NOT ${name}_${lib}_LIBRARY)
+                message(${name} ": " ${lib} " library not found")
+                unset(${name}_FOUND)
             endif(NOT ${name}_${lib}_LIBRARY)
         endforeach(lib)
         if(${name}_FOUND)
diff --git a/cmake/PkgConfigWithFallbackOnConfigScript.cmake b/cmake/PkgConfigWithFallbackOnConfigScript.cmake
index c8d751ce..378ec0a1 100644
--- a/cmake/PkgConfigWithFallbackOnConfigScript.cmake
+++ b/cmake/PkgConfigWithFallbackOnConfigScript.cmake
@@ -13,15 +13,17 @@ function(find_pkg_config_with_fallback_on_config_script name)
         # Found via pkg-config, using it's result values
         set(${name}_FOUND ${${name}_PKG_CONFIG_FOUND})
 
+        if(MINGW)
+            list(FILTER ${name}_PKG_CONFIG_LIBRARIES EXCLUDE REGEX "(ole32)|(gdi32)|(imm32)|(shell32)|(winmm)|(dwmapi)|(setupapi)|(cfgmgr32)|(ws2_32)")
+        endif(MINGW)
+
         # Try to find real file name of libraries
         foreach(lib ${${name}_PKG_CONFIG_LIBRARIES})
             find_library(${name}_${lib}_LIBRARY ${lib} HINTS ${${name}_PKG_CONFIG_LIBRARY_DIRS})
             mark_as_advanced(${name}_${lib}_LIBRARY)
             if(NOT ${name}_${lib}_LIBRARY)
-                find_library(${name}_${lib}_LIBRARY ${lib} HINTS "C:/msys64/mingw64/x86_64-w64-mingw32/lib")
-                if(NOT ${name}_${lib}_LIBRARY)
-                    unset(${name}_FOUND)
-                endif(NOT ${name}_${lib}_LIBRARY)
+                message(${name} ": " ${lib} " library not found")
+                unset(${name}_FOUND)
             endif(NOT ${name}_${lib}_LIBRARY)
         endforeach(lib)
         if(${name}_FOUND)