Initial community commit

vcpkg-ports/libpng/cmake.patch

@@ -0,0 +1,27 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index a8e5100..0ccac52 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -40,11 +40,11 @@ option(PNG_BUILD_ZLIB "Custom zlib Location, else find_package is used" OFF)
+ 
+ if(NOT PNG_BUILD_ZLIB)
+   find_package(ZLIB REQUIRED)
+-  include_directories(${ZLIB_INCLUDE_DIR})
++  set(ZLIB_LIBRARY ZLIB::ZLIB)
+ endif()
+ 
+ if(UNIX AND NOT APPLE AND NOT BEOS AND NOT HAIKU)
+-  find_library(M_LIBRARY m)
++  set(M_LIBRARY m)
+ else()
+   # libm is not needed and/or not available
+   set(M_LIBRARY "")
+@@ -557,7 +557,7 @@ if(PNG_STATIC)
+   # MSVC doesn't use a different file extension for shared vs. static
+   # libs.  We are able to change OUTPUT_NAME to remove the _static
+   # for all other platforms.
+-  if(NOT MSVC)
++  if(1)
+     set_target_properties(png_static PROPERTIES
+       OUTPUT_NAME "${PNG_LIB_NAME}"
+       CLEAN_DIRECT_OUTPUT 1)