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include(CMakeParseArguments)
find_program(POD2MAN pod2man)
# Create a target to create a man page from a pod file.
#
# manpage(
# SOURCE foobar.pod
# PAGE_HEADER "text"
# MAN_FILE_BASENAME foobar
# MAN_SECTION N
# INSTALL_IN_COMPONENT comp
# )
function(manpage)
cmake_parse_arguments(
MP # prefix
"" # options
"SOURCE;PAGE_HEADER;MAN_FILE_BASENAME;MAN_SECTION;INSTALL_IN_COMPONENT" # single-value args
"" # multi-value args
${ARGN})
if(NOT POD2MAN)
message(FATAL_ERROR "Need pod2man installed to generate man page")
endif()
set(output_file_name
"${CMAKE_CURRENT_BINARY_DIR}/${MP_MAN_FILE_BASENAME}.${MP_MAN_SECTION}")
add_custom_command_target(
manpage_target
COMMAND
"${POD2MAN}" "--section" "${MP_MAN_SECTION}"
"--center" "${MP_PAGE_HEADER}" "--release=\"swift ${SWIFT_VERSION}\""
"--name" "${MP_MAN_FILE_BASENAME}"
"--stderr"
"${MP_SOURCE}" > "${output_file_name}"
OUTPUT "${output_file_name}"
DEPENDS "${MP_SOURCE}"
ALL)
add_dependencies(${MP_INSTALL_IN_COMPONENT} ${manpage_target})
set(MANPAGE_DEST "share/")
if("${SWIFT_HOST_VARIANT_SDK}" STREQUAL "OPENBSD")
set(MANPAGE_DEST "")
endif()
swift_install_in_component(FILES "${output_file_name}"
DESTINATION "${MANPAGE_DEST}man/man${MP_MAN_SECTION}"
COMPONENT "${MP_INSTALL_IN_COMPONENT}")
endfunction()
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