ports/libpng/skip-install-symlink.patch


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diff --git a/CMakeLists.txt b/CMakeLists.txt
index 48c6fa2..589e5f9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -853,7 +853,7 @@ if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL )
           ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
           FRAMEWORK DESTINATION ${CMAKE_INSTALL_LIBDIR})
 
-  if(PNG_SHARED)
+  if(PNG_SHARED AND NOT SKIP_INSTALL_SYMLINK)
     # Create a symlink for libpng.dll.a => libpng16.dll.a on Cygwin
     if(CYGWIN OR MINGW)
       create_symlink(libpng${CMAKE_IMPORT_LIBRARY_SUFFIX} TARGET png)
@@ -868,7 +868,7 @@ if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL )
     endif()
   endif()
 
-  if(PNG_STATIC)
+  if(PNG_STATIC AND NOT SKIP_INSTALL_SYMLINK)
     if(NOT WIN32 OR CYGWIN OR MINGW)
       create_symlink(libpng${CMAKE_STATIC_LIBRARY_SUFFIX} TARGET png_static)
       install(FILES $<TARGET_LINKER_FILE_DIR:png_static>/libpng${CMAKE_STATIC_LIBRARY_SUFFIX}