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Merge pull request #7742 from alalek:backport_5884

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This commit is contained in:
Vadim Pisarevsky 2016-11-28 20:53:27 +00:00
commit 5cead19006
2 changed files with 47 additions and 0 deletions
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6
CMakeLists.txt
View File

@ -73,6 +73,8 @@ endif()
include(cmake/OpenCVUtils.cmake)
ocv_cmake_eval(DEBUG_PRE ONCE)
ocv_clear_vars(OpenCVModules_TARGETS)
# ----------------------------------------------------------------------------
@ -1107,3 +1109,7 @@ endif()
# ----------------------------------------------------------------------------
include(cmake/OpenCVPackaging.cmake)
# This should be the last command
ocv_cmake_dump_vars("" TOFILE "CMakeVars.txt")
ocv_cmake_eval(DEBUG_POST ONCE)

41
cmake/OpenCVUtils.cmake
View File

@ -11,6 +11,47 @@ if(NOT COMMAND find_host_program)
endmacro()
endif()
if(NOT COMMAND cmake_parse_arguments)
include(CMakeParseArguments OPTIONAL) # CMake 2.8.3+
endif()
# Debugging function
function(ocv_cmake_dump_vars)
set(VARS "")
get_cmake_property(_variableNames VARIABLES)
if(COMMAND cmake_parse_arguments222)
cmake_parse_arguments(DUMP "" "TOFILE" "" ${ARGN})
set(regex "${DUMP_UNPARSED_ARGUMENTS}")
else()
set(regex "${ARGV0}")
if(ARGV1 STREQUAL "TOFILE")
set(DUMP_TOFILE "${ARGV2}")
endif()
endif()
string(TOLOWER "${regex}" regex_lower)
foreach(_variableName ${_variableNames})
string(TOLOWER "${_variableName}" _variableName_lower)
if(_variableName MATCHES "${regex}" OR _variableName_lower MATCHES "${regex_lower}")
set(VARS "${VARS}${_variableName}=${${_variableName}}\n")
endif()
endforeach()
if(DUMP_TOFILE)
file(WRITE ${CMAKE_BINARY_DIR}/${DUMP_TOFILE} "${VARS}")
else()
message(AUTHOR_WARNING "${VARS}")
endif()
endfunction()
function(ocv_cmake_eval var_name)
if(DEFINED ${var_name})
file(WRITE "${CMAKE_BINARY_DIR}/CMakeCommand-${var_name}.cmake" ${${var_name}})
include("${CMAKE_BINARY_DIR}/CMakeCommand-${var_name}.cmake")
endif()
if(";${ARGN};" MATCHES ";ONCE;")
unset(${var_name} CACHE)
endif()
endfunction()
# assert macro
# Note: it doesn't support lists in arguments
# Usage samples: