Chris HORLER
6cf5d1e860
- variable usage, RPATHs, config header generation - remove the CMake core target
165 lines
7.6 KiB
CMake
165 lines
7.6 KiB
CMake
# Copyright (c) 2010-2020 United States Government as represented by
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# the U.S. Army Research Laboratory.
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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
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# are 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
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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#
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# 3. The name of the author may not be used to endorse or promote
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# products derived from this software without specific prior written
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# permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# 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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# Define relative install locations. Don't set these if they have already
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# been set by some other means (like a higher level CMakeLists.txt file
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# including this one).
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# The location in which to install BRL-CAD executables.
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if(NOT BIN_DIR)
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set(BIN_DIR bin)
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endif(NOT BIN_DIR)
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# Define a relative path that will "reset" a path back to
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# the point before BIN_DIR was appended. This is primarily
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# useful when working with generator expressions
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unset(RBIN_DIR CACHE)
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set(LBIN_DIR "${BIN_DIR}")
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while (NOT "${LBIN_DIR}" STREQUAL "")
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get_filename_component(LBDIR "${LBIN_DIR}" DIRECTORY)
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set(LBIN_DIR "${LBDIR}")
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if ("${RBIN_DIR}" STREQUAL "")
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set(RBIN_DIR "..")
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else ("${RBIN_DIR}" STREQUAL "")
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set(RBIN_DIR "../${RBIN_DIR}")
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endif ("${RBIN_DIR}" STREQUAL "")
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endwhile (NOT "${LBIN_DIR}" STREQUAL "")
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# The location in which to install BRL-CAD libraries.
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if(NOT LIB_DIR)
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set(LIB_DIR lib)
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endif(NOT LIB_DIR)
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if(NOT LIBEXEC_DIR)
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set(LIBEXEC_DIR libexec)
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endif(NOT LIBEXEC_DIR)
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# The location in which to install BRL-CAD header files.
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if(NOT INCLUDE_DIR)
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set(INCLUDE_DIR include)
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endif(NOT INCLUDE_DIR)
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# The location in which to install BRL-CAD data files
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if(NOT DATA_DIR)
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set(DATA_DIR share)
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endif(NOT DATA_DIR)
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# The location in which to install BRL-CAD documentation files
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if(NOT DOC_DIR)
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set(DOC_DIR ${DATA_DIR}/doc)
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endif(NOT DOC_DIR)
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# The location in which to install BRL-CAD Manual pages
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if(NOT MAN_DIR)
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set(MAN_DIR ${DATA_DIR}/man)
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endif(NOT MAN_DIR)
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# Make sure no absolute paths have been supplied to these variables
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set(INSTALL_DIRS BIN INCLUDE LIB LIBEXEC DATA MAN DOC)
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foreach(instdir ${INSTALL_DIRS})
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get_filename_component(instdir_full ${${instdir}_DIR} ABSOLUTE)
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if("${${instdir}_DIR}" STREQUAL "${instdir_full}")
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message(FATAL_ERROR "Error - absolute path supplied for ${instdir}_DIR. This path must be relative - e.g. \"bin\" instead of \"/usr/bin\"")
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set(HAVE_INSTALL_DIR_FULL_PATH 1)
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endif("${${instdir}_DIR}" STREQUAL "${instdir_full}")
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endforeach(instdir ${INSTALL_DIRS})
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#---------------------------------------------------------------------
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# Output directories - this is where built library and executable
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# files will be placed after building but prior to install. The
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# necessary variables change between single and multi configuration
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# build systems, so it is necessary to handle both cases on a
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# conditional basis.
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if(NOT CMAKE_CONFIGURATION_TYPES)
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# If we're not doing multi-configuration, just set the three main
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# variables to the correct values.
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if(NOT DEFINED CMAKE_LIBRARY_OUTPUT_DIRECTORY)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${${PROJECT_NAME}_BINARY_DIR}/${LIB_DIR} CACHE INTERNAL "Single output directory for building all libraries.")
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endif(NOT DEFINED CMAKE_LIBRARY_OUTPUT_DIRECTORY)
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if(NOT DEFINED CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${${PROJECT_NAME}_BINARY_DIR}/${LIB_DIR} CACHE INTERNAL "Single output directory for building all archives.")
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endif(NOT DEFINED CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
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if(NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${${PROJECT_NAME}_BINARY_DIR}/${BIN_DIR} CACHE INTERNAL "Single output directory for building all executables.")
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endif(NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY)
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else(NOT CMAKE_CONFIGURATION_TYPES)
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# Multi-configuration is more difficult. Not only do we need to
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# properly set the output directories, but we also need to
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# identify the "toplevel" directory for each configuration so
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# we can place files, documentation, etc. in the correct
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# relative positions. Because files may be placed by CMake
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# without a build target to put them in their proper relative build
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# directory position using these paths, we must fully qualify them
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# without using CMAKE_CFG_INTDIR.
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#
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# We define directories that may not be quite "standard"
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# for a particular build tool - for example, native VS2010 projects use
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# another directory to denote CPU type being compiled for - but CMake only
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# supports multi-configuration setups having multiple configurations,
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# not multiple compilers.
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#
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# One additional wrinkle we must watch for here is the case where
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# a multi-configuration setup uses "." for its internal directory -
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# if that's the case, we need to just set the various config output
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# directories to the same value.
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set(CFG_ROOT ${${PROJECT_NAME}_BINARY_DIR})
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foreach(CFG_TYPE ${CMAKE_CONFIGURATION_TYPES})
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if(NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
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set(CFG_ROOT ${${PROJECT_NAME}_BINARY_DIR}/${CFG_TYPE})
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endif(NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
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string(TOUPPER "${CFG_TYPE}" CFG_TYPE_UPPER)
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if(NOT DEFINED CMAKE_LIBRARY_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER})
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set("CMAKE_LIBRARY_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER}" ${CFG_ROOT}/${LIB_DIR} CACHE INTERNAL "Single output directory for building ${CFG_TYPE} libraries.")
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endif(NOT DEFINED CMAKE_LIBRARY_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER})
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if(NOT DEFINED CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER})
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set("CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER}" ${CFG_ROOT}/${LIB_DIR} CACHE INTERNAL "Single output directory for building ${CFG_TYPE} archives.")
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endif(NOT DEFINED CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER})
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if(NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER})
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set("CMAKE_RUNTIME_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER}" ${CFG_ROOT}/${BIN_DIR} CACHE INTERNAL "Single output directory for building ${CFG_TYPE} executables.")
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endif(NOT DEFINED CMAKE_RUNTIME_OUTPUT_DIRECTORY_${CFG_TYPE_UPPER})
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if(NOT DEFINED CMAKE_BINARY_DIR_${CFG_TYPE_UPPER})
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set("CMAKE_BINARY_DIR_${CFG_TYPE_UPPER}" ${CFG_ROOT} CACHE INTERNAL "Toplevel binary dir for ${CFG_TYPE} building.")
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endif(NOT DEFINED CMAKE_BINARY_DIR_${CFG_TYPE_UPPER})
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if(NOT DEFINED ${PROJECT_NAME}_BINARY_DIR_${CFG_TYPE_UPPER})
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set("${PROJECT_NAME}_BINARY_DIR_${CFG_TYPE_UPPER}" ${CFG_ROOT} CACHE INTERNAL "Toplevel binary dir for ${CFG_TYPE} building.")
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endif(NOT DEFINED ${PROJECT_NAME}_BINARY_DIR_${CFG_TYPE_UPPER})
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endforeach()
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endif(NOT CMAKE_CONFIGURATION_TYPES)
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# Local Variables:
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# tab-width: 8
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# mode: cmake
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# indent-tabs-mode: t
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# End:
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# ex: shiftwidth=2 tabstop=8
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