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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
if(CMAKE_BINARY_DIR)
message(FATAL_ERROR "CPackFreeBSD.cmake may only be used by CPack internally.")
endif()
if(NOT UNIX)
message(FATAL_ERROR "CPackFreeBSD.cmake may only be used under UNIX.")
endif()
###
#
# These bits are copied from the Debian packaging file; slightly modified.
# They are used for filling in FreeBSD-packaging variables that can take
# on values from elsewhere -- e.g. the package description may as well be
# copied from Debian.
#
function(_cpack_freebsd_fallback_var OUTPUT_VAR_NAME)
set(FALLBACK_VAR_NAMES ${ARGN})
set(VALUE "${${OUTPUT_VAR_NAME}}")
if(VALUE)
return()
endif()
foreach(variable_name IN LISTS FALLBACK_VAR_NAMES)
if(${variable_name})
set(${OUTPUT_VAR_NAME} "${${variable_name}}" PARENT_SCOPE)
set(VALUE "${${variable_name}}")
break()
endif()
endforeach()
if(NOT VALUE)
message(WARNING "Variable ${OUTPUT_VAR_NAME} could not be given a fallback value from any variable ${FALLBACK_VAR_NAMES}.")
endif()
endfunction()
function(check_required_var VAR_NAME)
if(NOT ${VAR_NAME})
message(FATAL_ERROR "Variable ${VAR_NAME} is not set.")
endif()
endfunction()
set(_cpack_freebsd_fallback_origin "misc/bogus")
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_NAME"
"CPACK_PACKAGE_NAME"
"CMAKE_PROJECT_NAME"
)
set(_cpack_freebsd_fallback_www "http://example.com/?pkg=${CPACK_FREEBSD_PACKAGE_NAME}")
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_COMMENT"
"CPACK_PACKAGE_DESCRIPTION_SUMMARY"
)
# TODO: maybe read the PACKAGE_DESCRIPTION file for the longer
# FreeBSD pkg-descr?
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_DESCRIPTION"
"CPACK_DEBIAN_PACKAGE_DESCRIPTION"
"CPACK_PACKAGE_DESCRIPTION_SUMMARY"
"PACKAGE_DESCRIPTION"
)
# There's really only one homepage for a project, so
# re-use the Debian setting if it's there.
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_WWW"
"CMAKE_PROJECT_HOMEPAGE_URL"
"CPACK_DEBIAN_PACKAGE_HOMEPAGE"
"_cpack_freebsd_fallback_www"
)
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_VERSION"
"CMAKE_PROJECT_VERSION"
"${CMAKE_PROJECT_NAME}_VERSION"
"PROJECT_VERSION"
"CPACK_PACKAGE_VERSION"
"CPACK_PACKAGE_VERSION"
)
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_MAINTAINER"
"CPACK_PACKAGE_CONTACT"
)
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_LICENSE"
"CPACK_RPM_PACKAGE_LICENSE"
)
_cpack_freebsd_fallback_var("CPACK_FREEBSD_PACKAGE_ORIGIN"
"_cpack_freebsd_fallback_origin"
)
if(NOT CPACK_FREEBSD_PACKAGE_CATEGORIES)
string(REGEX REPLACE "/.*" "" CPACK_FREEBSD_PACKAGE_CATEGORIES ${CPACK_FREEBSD_PACKAGE_ORIGIN})
endif()
check_required_var("CPACK_FREEBSD_PACKAGE_NAME")
check_required_var("CPACK_FREEBSD_PACKAGE_ORIGIN")
check_required_var("CPACK_FREEBSD_PACKAGE_VERSION")
check_required_var("CPACK_FREEBSD_PACKAGE_MAINTAINER")
check_required_var("CPACK_FREEBSD_PACKAGE_COMMENT")
check_required_var("CPACK_FREEBSD_PACKAGE_DESCRIPTION")
check_required_var("CPACK_FREEBSD_PACKAGE_WWW")
check_required_var("CPACK_FREEBSD_PACKAGE_LICENSE")
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