vcpkg/ports/libpng/fix-export-targets.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c01cdcb..0ad4ba4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1033,6 +1033,12 @@ if(NOT SKIP_INSTALL_EXPORT AND NOT SKIP_INSTALL_ALL)
   install(EXPORT libpng
           DESTINATION lib/libpng
           FILE lib${PNG_LIB_NAME}.cmake)
+  file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/libpng-config.cmake" "
+  include(CMakeFindDependencyMacro)
+  find_dependency(ZLIB)
+  include(\"\${CMAKE_CURRENT_LIST_DIR}/lib${PNG_LIB_NAME}.cmake\")
+  ")
+  install(FILES "${CMAKE_CURRENT_BINARY_DIR}/libpng-config.cmake" DESTINATION "${CMAKE_INSTALL_LIBDIR}/libpng")        
 endif()
 
 # TODO: Create MSVC import lib for MinGW-compiled shared lib.
[freetype] Fix INTERFACE_LINK_LIBRARIES in exported cmake file (#14499) * [freetype] Fix INTERFACE_LINK_LIBRARIES in exported cmake file * [freetype] Bump version * [libpng] Fix dependency zlib in INTERFACE_LINK_LIBRARIES * [freetype] Revert changes about keyword PUBLIC and pkgconfig 2020-11-13 06:25:03 +08:00			`diff --git a/CMakeLists.txt b/CMakeLists.txt`
[libpng] update to 1.7.38 (#27721) * [libpng] update to 1.7.38 * update version * update patch * update version 2022-11-12 04:24:53 +08:00			`index c01cdcb..0ad4ba4 100644`
[freetype] Fix INTERFACE_LINK_LIBRARIES in exported cmake file (#14499) * [freetype] Fix INTERFACE_LINK_LIBRARIES in exported cmake file * [freetype] Bump version * [libpng] Fix dependency zlib in INTERFACE_LINK_LIBRARIES * [freetype] Revert changes about keyword PUBLIC and pkgconfig 2020-11-13 06:25:03 +08:00			`--- a/CMakeLists.txt`
			`+++ b/CMakeLists.txt`
[libpng] update to 1.7.38 (#27721) * [libpng] update to 1.7.38 * update version * update patch * update version 2022-11-12 04:24:53 +08:00			`@@ -1033,6 +1033,12 @@ if(NOT SKIP_INSTALL_EXPORT AND NOT SKIP_INSTALL_ALL)`
			`install(EXPORT libpng`
			`DESTINATION lib/libpng`
			`FILE lib${PNG_LIB_NAME}.cmake)`
[libpng] Fix and cleanup (#24211) * Fix unused CMake variable warning * Acquire msys only on Windows * Revise APNG variable names and usage * Fix download mode usability with APNG * Uncompress APNG patch with gzip gzip is a default package of MSYS2 and (most) other systems. 7z download is implemented for windows only. * Revise main CMake patches cmake.patch deals with libpng build configuration. fix-export-targets deals with cmake config export. * Revise pkgconfig patching and fixup * Additional cleanup * Add usage based on FindPNG.cmake * Update versions Co-authored-by: Leonid Pospelov <pospelovlm@yandex.ru> 2022-04-19 05:33:43 +08:00			`+ file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/libpng-config.cmake" "`
[libpng] update to 1.7.38 (#27721) * [libpng] update to 1.7.38 * update version * update patch * update version 2022-11-12 04:24:53 +08:00			`+ include(CMakeFindDependencyMacro)`
			`+ find_dependency(ZLIB)`
			`+ include(\"\${CMAKE_CURRENT_LIST_DIR}/lib${PNG_LIB_NAME}.cmake\")`
			`+ ")`
			`+ install(FILES "${CMAKE_CURRENT_BINARY_DIR}/libpng-config.cmake" DESTINATION "${CMAKE_INSTALL_LIBDIR}/libpng")`
[freetype] Fix INTERFACE_LINK_LIBRARIES in exported cmake file (#14499) * [freetype] Fix INTERFACE_LINK_LIBRARIES in exported cmake file * [freetype] Bump version * [libpng] Fix dependency zlib in INTERFACE_LINK_LIBRARIES * [freetype] Revert changes about keyword PUBLIC and pkgconfig 2020-11-13 06:25:03 +08:00			`endif()`

[libpng] update to 1.7.38 (#27721) * [libpng] update to 1.7.38 * update version * update patch * update version 2022-11-12 04:24:53 +08:00			`# TODO: Create MSVC import lib for MinGW-compiled shared lib.`