Packages
rocksdb
2.2.0
3.1.2
3.1.1
3.1.0
3.0.0
2.6.2
2.6.1
retired
2.6.0
retired
2.5.0
2.4.1
2.4.0
2.3.0
2.2.0
2.1.0
2.0.0
1.9.0
1.8.0
1.7.0
1.6.0
1.5.1
1.5.0
1.4.0
1.3.2
1.3.1
1.3.0
1.2.0
1.1.1
1.1.0
1.0.0
0.26.2
0.26.1
0.26.0
0.25.0
0.24.0
0.23.3
0.23.2
0.23.1
0.23.0
0.22.0
0.21.0
0.20.1
0.20.0
0.19.0
0.18.0
0.17.0
0.16.0
0.15.0
0.14.0
0.13.1
0.13.0
0.12.0
0.11.0
0.10.0
0.9.1
0.9.0
0.8.2
0.8.1
0.8.0
0.7.1
0.7.0
0.6.4
0.6.3
0.6.2
0.6.1
0.6.0
RocksDB for Erlang
Current section
Files
Jump to
Current section
Files
deps/snappy/third_party/benchmark/cmake/CXXFeatureCheck.cmake
# - Compile and run code to check for C++ features
#
# This functions compiles a source file under the `cmake` folder
# and adds the corresponding `HAVE_[FILENAME]` flag to the CMake
# environment
#
# cxx_feature_check(<FLAG> [<VARIANT>])
#
# - Example
#
# include(CXXFeatureCheck)
# cxx_feature_check(STD_REGEX)
# Requires CMake 2.8.12+
if(__cxx_feature_check)
return()
endif()
set(__cxx_feature_check INCLUDED)
option(CXXFEATURECHECK_DEBUG OFF)
function(cxx_feature_check FILE)
string(TOLOWER ${FILE} FILE)
string(TOUPPER ${FILE} VAR)
string(TOUPPER "HAVE_${VAR}" FEATURE)
if (DEFINED HAVE_${VAR})
set(HAVE_${VAR} 1 PARENT_SCOPE)
add_definitions(-DHAVE_${VAR})
return()
endif()
set(FEATURE_CHECK_CMAKE_FLAGS ${BENCHMARK_CXX_LINKER_FLAGS})
if (ARGC GREATER 1)
message(STATUS "Enabling additional flags: ${ARGV1}")
list(APPEND FEATURE_CHECK_CMAKE_FLAGS ${ARGV1})
endif()
if (NOT DEFINED COMPILE_${FEATURE})
if(CMAKE_CROSSCOMPILING)
message(STATUS "Cross-compiling to test ${FEATURE}")
try_compile(COMPILE_${FEATURE}
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake/${FILE}.cpp
CXX_STANDARD 11
CXX_STANDARD_REQUIRED ON
CMAKE_FLAGS ${FEATURE_CHECK_CMAKE_FLAGS}
LINK_LIBRARIES ${BENCHMARK_CXX_LIBRARIES}
OUTPUT_VARIABLE COMPILE_OUTPUT_VAR)
if(COMPILE_${FEATURE})
message(WARNING
"If you see build failures due to cross compilation, try setting HAVE_${VAR} to 0")
set(RUN_${FEATURE} 0 CACHE INTERNAL "")
else()
set(RUN_${FEATURE} 1 CACHE INTERNAL "")
endif()
else()
message(STATUS "Compiling and running to test ${FEATURE}")
try_run(RUN_${FEATURE} COMPILE_${FEATURE}
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake/${FILE}.cpp
CXX_STANDARD 11
CXX_STANDARD_REQUIRED ON
CMAKE_FLAGS ${FEATURE_CHECK_CMAKE_FLAGS}
LINK_LIBRARIES ${BENCHMARK_CXX_LIBRARIES}
COMPILE_OUTPUT_VARIABLE COMPILE_OUTPUT_VAR)
endif()
endif()
if(RUN_${FEATURE} EQUAL 0)
message(STATUS "Performing Test ${FEATURE} -- success")
set(HAVE_${VAR} 1 PARENT_SCOPE)
add_definitions(-DHAVE_${VAR})
else()
if(NOT COMPILE_${FEATURE})
if(CXXFEATURECHECK_DEBUG)
message(STATUS "Performing Test ${FEATURE} -- failed to compile: ${COMPILE_OUTPUT_VAR}")
else()
message(STATUS "Performing Test ${FEATURE} -- failed to compile")
endif()
else()
message(STATUS "Performing Test ${FEATURE} -- compiled but failed to run")
endif()
endif()
endfunction()