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Clean-up some CMake

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- some image libraries define _INCLUDE_DIR and not INCLUDE_DIRS.
- CMakePushCheckState is a non-destructive way of changing the
CMAKE_REQUIRED_* variables.

Change-Id: I7d318a0ddf9754a5c047f47ba1713f9f94e1ec1c
This commit is contained in:
Vincent Rabaud 2017-07-07 10:33:48 +02:00
parent 87f57a4b62
commit 1b526638b8
2 changed files with 8 additions and 1 deletions
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6
cmake/config.h.cmake
View File

@ -70,9 +70,13 @@ foreach(I_LIB PNG JPEG TIFF)
set(WEBP_HAVE_${I_LIB} ${${I_LIB}_FOUND})
if(${I_LIB}_FOUND)
list(APPEND WEBP_DEP_IMG_LIBRARIES ${${I_LIB}_LIBRARIES})
list(APPEND WEBP_DEP_IMG_INCLUDE_DIRS ${${I_LIB}_INCLUDE_DIRS})
list(APPEND WEBP_DEP_IMG_INCLUDE_DIRS
${${I_LIB}_INCLUDE_DIR} ${${I_LIB}_INCLUDE_DIRS})
endif()
endforeach()
if(WEBP_DEP_IMG_INCLUDE_DIRS)
list(REMOVE_DUPLICATES WEBP_DEP_IMG_INCLUDE_DIRS)
endif()
# GIF detection, gifdec isn't part of the imageio lib.
include(CMakePushCheckState)

3
cmake/cpu.cmake
View File

@ -54,12 +54,14 @@ endif()
list(LENGTH WEBP_SIMD_FLAGS WEBP_SIMD_FLAGS_LENGTH)
math(EXPR WEBP_SIMD_FLAGS_RANGE "${WEBP_SIMD_FLAGS_LENGTH} - 1")
include(CMakePushCheckState)
foreach(I_SIMD RANGE ${WEBP_SIMD_FLAGS_RANGE})
list(GET WEBP_SIMD_FLAGS ${I_SIMD} WEBP_SIMD_FLAG)
# First try with no extra flag added as the compiler might have default flags
# (especially on Android).
unset(WEBP_HAVE_${WEBP_SIMD_FLAG} CACHE)
cmake_push_check_state()
set(CMAKE_REQUIRED_FLAGS)
webp_check_compiler_flag(${WEBP_SIMD_FLAG} ${WEBP_ENABLE_SIMD})
if(NOT WEBP_HAVE_${WEBP_SIMD_FLAG})
@ -116,4 +118,5 @@ foreach(I_SIMD RANGE ${WEBP_SIMD_FLAGS_RANGE})
endif()
endif()
endif()
cmake_pop_check_state()
endforeach()