[dlib] port patch from #5169 (#6292)

3 files changed, 159 insertions, 11 deletions

diff --git a/ports/dlib/CONTROL b/ports/dlib/CONTROL
index 1de246923..638391c61 100644
--- a/ports/dlib/CONTROL
+++ b/ports/dlib/CONTROL
@@ -1,8 +1,8 @@
-Source: dlib

-Version: 19.16-2

-Build-Depends: libjpeg-turbo, libpng, sqlite3, fftw3, openblas, clapack

-Description: Modern C++ toolkit containing machine learning algorithms and tools for creating complex software in C++

-

-Feature: cuda

-Build-Depends: cuda

-Description: CUDA support for dlib

+Source: dlib
+Version: 19.16-2
+Build-Depends: libjpeg-turbo, libpng, sqlite3, fftw3, openblas (!osx), clapack
+Description: Modern C++ toolkit containing machine learning algorithms and tools for creating complex software in C++
+
+Feature: cuda
+Build-Depends: cuda
+Description: CUDA support for dlib
diff --git a/ports/dlib/force_finding_packages.patch b/ports/dlib/force_finding_packages.patch
new file mode 100644
index 000000000..a62ccf22d
--- /dev/null
+++ b/ports/dlib/force_finding_packages.patch
@@ -0,0 +1,147 @@
+diff --git a/dlib/CMakeLists.txt b/dlib/CMakeLists.txt
+index d8a1362..088168c 100644
+--- a/dlib/CMakeLists.txt
++++ b/dlib/CMakeLists.txt
+@@ -410,68 +410,9 @@ if (NOT TARGET dlib)
+       endif()
+ 
+       if (DLIB_PNG_SUPPORT)
+-         # try to find libpng 
+-         find_package(PNG QUIET)
+-         # Make sure there isn't something wrong with the version of LIBPNG
+-         # installed on this system.  Also never link to anything from anaconda
+-         # since it's probably broken.
+-         if (PNG_FOUND AND NOT ("${PNG_INCLUDE_DIR}" MATCHES "(.*)(Ana|ana|mini)conda(.*)"))
+-            set(CMAKE_REQUIRED_LIBRARIES ${PNG_LIBRARIES})
+-            CHECK_FUNCTION_EXISTS(png_create_read_struct LIBPNG_IS_GOOD)
+-         endif()
+-         if (PNG_FOUND AND LIBPNG_IS_GOOD)
+-            include_directories(${PNG_INCLUDE_DIR})
+-            set (dlib_needed_libraries ${dlib_needed_libraries} ${PNG_LIBRARIES})
+-            set(REQUIRES_LIBS " libpng")
+-         else()
+-            # If we can't find libpng then statically compile it in.
+-            include_directories(external/libpng external/zlib)
+-            set(source_files ${source_files}
+-               external/libpng/png.c
+-               external/libpng/pngerror.c
+-               external/libpng/pngget.c
+-               external/libpng/pngmem.c
+-               external/libpng/pngpread.c
+-               external/libpng/pngread.c
+-               external/libpng/pngrio.c
+-               external/libpng/pngrtran.c
+-               external/libpng/pngrutil.c
+-               external/libpng/pngset.c
+-               external/libpng/pngtrans.c
+-               external/libpng/pngwio.c
+-               external/libpng/pngwrite.c
+-               external/libpng/pngwtran.c
+-               external/libpng/pngwutil.c
+-               external/zlib/adler32.c
+-               external/zlib/compress.c
+-               external/zlib/crc32.c
+-               external/zlib/deflate.c
+-               external/zlib/gzclose.c
+-               external/zlib/gzlib.c
+-               external/zlib/gzread.c
+-               external/zlib/gzwrite.c
+-               external/zlib/infback.c
+-               external/zlib/inffast.c
+-               external/zlib/inflate.c
+-               external/zlib/inftrees.c
+-               external/zlib/trees.c
+-               external/zlib/uncompr.c
+-               external/zlib/zutil.c
+-               )
+-
+-            include(cmake_utils/check_if_neon_available.cmake)
+-            if (ARM_NEON_IS_AVAILABLE)
+-               message (STATUS "NEON instructions will be used for libpng.")
+-               enable_language(ASM)
+-               set(source_files ${source_files}
+-                  external/libpng/arm/arm_init.c
+-                  external/libpng/arm/filter_neon_intrinsics.c
+-                  external/libpng/arm/filter_neon.S
+-                  )
+-               set_source_files_properties(external/libpng/arm/filter_neon.S PROPERTIES COMPILE_FLAGS "${CMAKE_ASM_FLAGS} ${CMAKE_CXX_FLAGS} -x assembler-with-cpp")
+-            endif()
+-            set(REQUIRES_LIBS "")
+-         endif()
++         find_package(PNG REQUIRED)
++         include_directories(${PNG_INCLUDE_DIR})
++         set (dlib_needed_libraries ${dlib_needed_libraries} ${PNG_LIBRARIES})
+          set(source_files ${source_files}
+             image_loader/png_loader.cpp
+             image_saver/save_png.cpp
+@@ -479,68 +420,8 @@ if (NOT TARGET dlib)
+       endif()
+ 
+       if (DLIB_JPEG_SUPPORT)
+-         # try to find libjpeg 
+-         find_package(JPEG QUIET)
+-         # Make sure there isn't something wrong with the version of libjpeg 
+-         # installed on this system.  Also don't use the installed libjpeg
+-         # if this is an APPLE system because apparently it's broken (as of 2015/01/01).
+-         if (JPEG_FOUND AND NOT ("${JPEG_INCLUDE_DIR}" MATCHES "(.*)(Ana|ana|mini)conda(.*)"))
+-            set(CMAKE_REQUIRED_LIBRARIES ${JPEG_LIBRARY})
+-            CHECK_FUNCTION_EXISTS(jpeg_read_header LIBJPEG_IS_GOOD)
+-         endif()
+-         if (JPEG_FOUND AND LIBJPEG_IS_GOOD)
+-            include_directories(${JPEG_INCLUDE_DIR})
+-            set (dlib_needed_libraries ${dlib_needed_libraries} ${JPEG_LIBRARY})
+-         else()
+-            # If we can't find libjpeg then statically compile it in.
+-            add_definitions(-DDLIB_JPEG_STATIC)
+-            set(source_files ${source_files}
+-               external/libjpeg/jcomapi.cpp
+-               external/libjpeg/jdapimin.cpp
+-               external/libjpeg/jdapistd.cpp
+-               external/libjpeg/jdatasrc.cpp
+-               external/libjpeg/jdcoefct.cpp
+-               external/libjpeg/jdcolor.cpp
+-               external/libjpeg/jddctmgr.cpp
+-               external/libjpeg/jdhuff.cpp
+-               external/libjpeg/jdinput.cpp
+-               external/libjpeg/jdmainct.cpp
+-               external/libjpeg/jdmarker.cpp
+-               external/libjpeg/jdmaster.cpp
+-               external/libjpeg/jdmerge.cpp
+-               external/libjpeg/jdphuff.cpp
+-               external/libjpeg/jdpostct.cpp
+-               external/libjpeg/jdsample.cpp
+-               external/libjpeg/jerror.cpp
+-               external/libjpeg/jidctflt.cpp
+-               external/libjpeg/jidctfst.cpp
+-               external/libjpeg/jidctint.cpp
+-               external/libjpeg/jidctred.cpp
+-               external/libjpeg/jmemmgr.cpp
+-               external/libjpeg/jmemnobs.cpp
+-               external/libjpeg/jquant1.cpp
+-               external/libjpeg/jquant2.cpp
+-               external/libjpeg/jutils.cpp  
+-               external/libjpeg/jcapimin.cpp
+-               external/libjpeg/jdatadst.cpp
+-               external/libjpeg/jcparam.cpp
+-               external/libjpeg/jcapistd.cpp
+-               external/libjpeg/jcmarker.cpp
+-               external/libjpeg/jcinit.cpp
+-               external/libjpeg/jcmaster.cpp
+-               external/libjpeg/jcdctmgr.cpp
+-               external/libjpeg/jccoefct.cpp  
+-               external/libjpeg/jccolor.cpp  
+-               external/libjpeg/jchuff.cpp  
+-               external/libjpeg/jcmainct.cpp  
+-               external/libjpeg/jcphuff.cpp  
+-               external/libjpeg/jcprepct.cpp  
+-               external/libjpeg/jcsample.cpp
+-               external/libjpeg/jfdctint.cpp
+-               external/libjpeg/jfdctflt.cpp
+-               external/libjpeg/jfdctfst.cpp
+-               )
+-         endif()
++         find_package(JPEG REQUIRED)
++         include_directories(${JPEG_INCLUDE_DIR})
+          set(source_files ${source_files}
+             image_loader/jpeg_loader.cpp
+             image_saver/save_jpeg.cpp
diff --git a/ports/dlib/portfile.cmake b/ports/dlib/portfile.cmake
index 730c27257..be4a877cf 100644
--- a/ports/dlib/portfile.cmake
+++ b/ports/dlib/portfile.cmake
@@ -11,6 +11,7 @@ vcpkg_from_github(
     PATCHES
         fix-mac-jpeg.patch
         fix-sqlite3-fftw-linkage.patch
+        force_finding_packages.patch
 )
 
 file(REMOVE_RECURSE ${SOURCE_PATH}/dlib/external/libjpeg)
@@ -29,7 +30,7 @@ endif()
 
 vcpkg_configure_cmake(
     SOURCE_PATH ${SOURCE_PATH}
-    PREFER_NINJA 
+    PREFER_NINJA
     OPTIONS
         -DDLIB_LINK_WITH_SQLITE3=ON
         -DDLIB_USE_FFTW=ON
@@ -40,7 +41,7 @@ vcpkg_configure_cmake(
         -DDLIB_USE_CUDA=${WITH_CUDA}
         -DDLIB_GIF_SUPPORT=OFF
         -DDLIB_USE_MKL_FFT=OFF
-        -DCMAKE_DEBUG_POSTFIX=d	
+        -DCMAKE_DEBUG_POSTFIX=d
     OPTIONS_DEBUG
         -DDLIB_ENABLE_ASSERTS=ON
         #-DDLIB_ENABLE_STACK_TRACE=ON
@@ -58,7 +59,7 @@ file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/share)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/all)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/appveyor)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/test)
-file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/travis) 
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/travis)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/cmake_utils/test_for_neon)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/cmake_utils/test_for_cudnn)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/dlib/cmake_utils/test_for_cuda)