OilfieldToolsNet/opm-common
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Only compile code if non-empty code was submitted for DUNE/OPM.

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Also make the search fail if the compilation fails.
This commit is contained in:
Markus Blatt 2020-08-11 00:27:29 +02:00
parent d5388ba653
commit 7c30586fde
1 changed files with 22 additions and 14 deletions
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36
cmake/Modules/OpmPackage.cmake
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@ -115,26 +115,34 @@ macro (find_opm_package module deps header lib defs prog conf)
# without config.h # without config.h
config_cmd_line (${module}_CMD_CONFIG ${module}_CONFIG_VARS) config_cmd_line (${module}_CMD_CONFIG ${module}_CONFIG_VARS)
# check that we can compile a small test-program if(prog)
include (CMakePushCheckState) # check that we can compile a small test-program
cmake_push_check_state () include (CMakePushCheckState)
include (CheckCXXSourceCompiles) cmake_push_check_state ()
# only add these if they are actually found; otherwise it won't include (CheckCXXSourceCompiles)
# compile and the variable won't be set # only add these if they are actually found; otherwise it won't
append_found (${module}_INCLUDE_DIRS CMAKE_REQUIRED_INCLUDES) # compile and the variable won't be set
append_found (${module}_LIBRARIES CMAKE_REQUIRED_LIBRARIES) append_found (${module}_INCLUDE_DIRS CMAKE_REQUIRED_INCLUDES)
# since we don't have any config.h yet append_found (${module}_LIBRARIES CMAKE_REQUIRED_LIBRARIES)
list (APPEND CMAKE_REQUIRED_DEFINITIONS ${${module}_DEFINITIONS}) # since we don't have any config.h yet
list (APPEND CMAKE_REQUIRED_DEFINITIONS ${${module}_CMD_CONFIG}) list (APPEND CMAKE_REQUIRED_DEFINITIONS ${${module}_DEFINITIONS})
check_cxx_source_compiles ("${prog}" HAVE_${MODULE}) list (APPEND CMAKE_REQUIRED_DEFINITIONS ${${module}_CMD_CONFIG})
cmake_pop_check_state () check_cxx_source_compiles ("${prog}" HAVE_${MODULE})
cmake_pop_check_state ()
else(prog)
if(${module}_FOUND)
# No test code provided, mark compilation as successful
# if module was founf
set(HAVE_${MODULE} 1)
endif(${module}_FOUND)
endif(prog)
# write status message in the same manner as everyone else # write status message in the same manner as everyone else
include (FindPackageHandleStandardArgs) include (FindPackageHandleStandardArgs)
find_package_handle_standard_args ( find_package_handle_standard_args (
${module} ${module}
DEFAULT_MSG DEFAULT_MSG
${module}_INCLUDE_DIRS ${module}_LIBRARIES ${module}_FOUND ${module}_ALL_PREREQS ${module}_INCLUDE_DIRS ${module}_LIBRARIES ${module}_FOUND ${module}_ALL_PREREQS HAVE_${MODULE}
) )
# some genius that coded the FindPackageHandleStandardArgs figured out # some genius that coded the FindPackageHandleStandardArgs figured out