Merge topic 'FindPNG-compatibility'

6816044 FindPNG: Honor old PNG_LIBRARY if provided (#14398)
This commit is contained in:
Brad King 2013-09-17 08:15:32 -04:00 committed by CMake Topic Stage
commit 40c76c1dc8
1 changed files with 9 additions and 5 deletions

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@ -58,15 +58,19 @@ if(ZLIB_FOUND)
list(APPEND PNG_NAMES png${v} libpng${v})
list(APPEND PNG_NAMES_DEBUG png${v}d libpng${v}d)
endforeach()
message(STATUS "PNG r: ${PNG_NAMES} d: ${PNG_NAMES_DEBUG}")
unset(_PNG_VERSION_SUFFIXES)
# For compatiblity with versions prior to this multi-config search, honor
# any PNG_LIBRARY that is already specified and skip the search.
if(NOT PNG_LIBRARY)
find_library(PNG_LIBRARY_RELEASE NAMES ${PNG_NAMES})
find_library(PNG_LIBRARY_DEBUG NAMES ${PNG_NAMES_DEBUG})
include(${CMAKE_CURRENT_LIST_DIR}/SelectLibraryConfigurations.cmake)
select_library_configurations(PNG)
mark_as_advanced(PNG_LIBRARY_RELEASE PNG_LIBRARY_DEBUG)
endif()
unset(PNG_NAMES)
unset(PNG_NAMES_DEBUG)
include(${CMAKE_CURRENT_LIST_DIR}/SelectLibraryConfigurations.cmake)
select_library_configurations(PNG)
# Set by select_library_configurations(), but we want the one from
# find_package_handle_standard_args() below.
unset(PNG_FOUND)