if(NOT OpenCV_FOUND) # ... endif() 对于大型的库如OpenCV,通常会分成很多组件(CMake要求把所有组件的导入集中在同一个XXXConfig.cmake中),默认一次性导入所有组件,也可以按需导入,例如 find_package(OpenCV REQUIRED COMPONENTS core videoio) find_package(OpenCV REQUIRED OPTIONAL_COMPONENTS core videoio) 这...
else…endif 逻辑判断和比较: if (expression):expression 不为空(0,N,NO,OFF,FALSE,NOTFOUND)时为真 if (not exp):与上面相反 if (var1 AND var2) if (var1 OR var2) if (COMMAND cmd):如果 cmd 确实是命令并可调用为真 if (EXISTS dir) if (EXISTS file):如果目录或文件存在为真 if (file1...
比如: IF("hello" MATCHES "ell") MESSAGE("true") ENDIF("hello" MATCHES "ell")IF(variable LESS number) IF(string LESS number) IF(variable GREATER number) IF(string GREATER number) IF(variable EQUAL number) IF(string EQUAL number) #数字比较表达式 IF(variable STRLESS string) IF(string STRL...
Why are my empty files not being assigned the correct mimetype? "Truth Function" v.s. "Truth-Functional" Why is the area covered by 1 steradian (in a sphere) circular in shape? If a friend hands me a marijuana edible then dies of a heart attack am I guilty of felo...
() if(NOT EXISTS ${CMAKE_BINARY_DIR}/bin/configs/WorldServer.conf) message(STATUS "New WorldServer Config file in will be installed in: ${CMAKE_BINARY_DIR}/bin/configs") add_custom_command( TARGET WorldServer POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SO...
# toolchainforNationstech.N32G45XINCLUDE(CMakeForceCompiler)# This one is importantSET(CMAKE_SYSTEM_NAMEGeneric)SET(CMAKE_SYSTEM_PROCESSORarm)# Keil armcc编译器安装默认位置set(_compiler_prefix"C:/Keil_v5/ARM/ARMCC")if(NOTEXISTS${_compiler_prefix})if(NOT$ENV{CROSS_COMPILER_PREFIX}STREQUAL""...
if(NOTEXISTS"${CMAKE_BINARY_DIR}/conan.cmake")message(STATUS"Downloading conan.cmake from https://github.com/conan-io/cmake-conan")file(DOWNLOAD"https://github.com/conan-io/cmake-conan/raw/v0.14/conan.cmake""${CMAKE_BINARY_DIR}/conan.cmake")endif()include(${CMAKE_BINARY_DIR}/cona...
endif()if("TRUE"STREQUAL"TRUE")#value is defined by package builder (use STREQUAL to comply new CMake policy CMP0012)if(NOT TARGET ippicv)if(EXISTS"${CMAKE_CURRENT_LIST_DIR}/ippicvmt.lib") add_library(ippicv STATIC IMPORTED)
if(NOT CASSDK_DIR) set( CASSDK_DIR ${CMAKE_SOURCE_DIR}/../cassdk) endif() if( IS_DIRECTORY ${CASSDK_DIR} ) # 第二个cassdk.out参数用于指定外部文件夹在输出文件夹中的位置 add_subdirectory( ${CASSDK_DIR}/cassdk cassdk.out) ...
IF(NOT var ),与上述条件相反。 IF(var1 AND var2),当两个变量都为真是为真。 IF(var1 OR var2),当两个变量其中一个为真时为真。 IF(COMMAND cmd),当给定的 cmd 确实是命令并可以调用是为真。 IF(EXISTS dir)或者 IF(EXISTS file),当目录名或者文件名存在时为真。