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129 lines
5.4 KiB
129 lines
5.4 KiB
# @HEADER
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# ************************************************************************
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#
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# TriBITS: Tribal Build, Integrate, and Test System
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# Copyright 2013 Sandia Corporation
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#
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# Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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# the U.S. Government retains certain rights in this software.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the Corporation nor the names of the
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
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# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# ************************************************************************
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# @HEADER
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# @FUNCTION: tribits_get_package_enable_status()
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#
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# Function that determines if a given external or internal package's enable
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# status (e.g. 'ON' or 'OFF')
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#
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# Usage::
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#
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# tribits_get_package_enable_status(<packageName> <packageEnableOut>
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# <packageEnableVarNameOut>)
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#
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# On return, if non-empty, the variable ``<packageEnableOut>`` will contain
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# the actual value of ``${${PROJECT_NAME}_ENABLE_<packageName>}`` or
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# ``${TPL_ENABLE_<packageName>}`` or will return empty "". If
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# ``${packageName}_PACKAGE_BUILD_STATUS == "INTERNAL", then only the value of
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# ``${PROJECT_NAME}_ENABLE_<packageName>`` will be considered.
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#
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# On return, if non-empty, the variable ``<packageEnableVarNameOut>`` will be
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# either ``${${PROJECT_NAME}_ENABLE_<packageName>}`` or
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# ``${TPL_ENABLE_<packageName>}``, depending on which one is used to obtain
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# the value ``<packageEnableOut>``.
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#
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# This works for both external packages/TPLs and internal packages.
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#
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function(tribits_get_package_enable_status packageName packageEnableOut
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packageEnableVarNameOut
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)
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tribits_get_package_enable_status_assert_args("${packageName}"
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"${packageEnableOut}" "${packageEnableVarNameOut}")
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tribits_assert_package_enable_status(${packageName})
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# Determine which variable, if any, to extract enable status from
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set(packageEnableVarName "")
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if (NOT "${${PROJECT_NAME}_ENABLE_${packageName}}" STREQUAL "")
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set(packageEnableVarName ${PROJECT_NAME}_ENABLE_${packageName})
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elseif (NOT "${TPL_ENABLE_${packageName}}" STREQUAL "")
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set(packageEnableVarName TPL_ENABLE_${packageName})
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elseif (${packageName}_PACKAGE_BUILD_STATUS STREQUAL "INTERNAL")
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set(packageEnableVarName ${PROJECT_NAME}_ENABLE_${packageName})
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elseif (${packageName}_PACKAGE_BUILD_STATUS STREQUAL "EXTERNAL")
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set(packageEnableVarName TPL_ENABLE_${packageName})
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else()
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message(FATAL_ERROR "Could not determine status of package ${packageName}")
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endif()
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# Extract the enable status, set output args
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set(packageEnable ${${packageEnableVarName}})
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if (packageEnableOut)
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set(${packageEnableOut} ${packageEnable} PARENT_SCOPE)
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endif()
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if (packageEnableVarNameOut)
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set(${packageEnableVarNameOut} ${packageEnableVarName} PARENT_SCOPE)
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endif()
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endfunction()
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# @FUNCTION: tribits_assert_package_enable_status()
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#
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# Function that asserts that if both ``${PROJECT_NAME}_ENABLE_${packageName}``
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# and ``TPL_ENABLE_${packageName}`` are both set to non-empty, then they must
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# be the same value or this is an error.
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#
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# Usage::
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#
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# tribits_assert_package_enable_status(<packageName>)
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#
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function(tribits_assert_package_enable_status packageName)
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if ( (NOT "${${PROJECT_NAME}_ENABLE_${packageName}}" STREQUAL "")
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AND (NOT "${TPL_ENABLE_${packageName}}" STREQUAL "")
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AND (NOT "${${PROJECT_NAME}_ENABLE_${packageName}}" STREQUAL
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"${TPL_ENABLE_${packageName}}")
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)
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message(SEND_ERROR "Error, ${PROJECT_NAME}_ENABLE_${packageName}="
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"'${${PROJECT_NAME}_ENABLE_${packageName}}' !="
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" TPL_ENABLE_${packageName} = '${TPL_ENABLE_${packageName}}'")
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endif()
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endfunction()
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# ToDo: Create a cache var for the mode of message() above in case the user
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# wants to disable the warning.
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function(tribits_get_package_enable_status_assert_args packageName packageEnableOut
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packageEnableVarNameOut
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)
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if ("${packageName}" STREQUAL "")
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message(FATAL_ERROR "Error, packageName='' is not allowed!")
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endif()
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if ("${packageEnableOut}" STREQUAL "" AND "${packageEnableVarNameOut}" STREQUAL "")
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message(FATAL_ERROR "Error, both packageEnableOut='' and"
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" packageEnableVarNameOut='' is not allowed!")
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endif()
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endfunction()
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