zoneminder/cmake/Modules/Pod2Man.cmake

71 lines
2.5 KiB
CMake

#
# Copyright (C) 2012 Emmanuel Roullit <emmanuel.roullit@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
#
# Generate man pages of the project by using the
# POD header written in the tool source code.
# To use it, include this file in CMakeLists.txt and
# invoke POD2MAN(<podfile> <manfile> <section>)
MACRO(POD2MAN PODFILE MANFILE SECTION MANPAGE_DEST_PREFIX)
FIND_PROGRAM(POD2MAN pod2man)
FIND_PROGRAM(GZIP gzip)
IF(NOT POD2MAN)
MESSAGE(FATAL ERROR "Need pod2man installed to generate man page")
ENDIF(NOT POD2MAN)
IF(NOT GZIP)
MESSAGE(FATAL ERROR "Need gzip installed to compress man page")
ENDIF(NOT GZIP)
IF(NOT EXISTS ${PODFILE})
MESSAGE(FATAL ERROR "Could not find pod file ${PODFILE} to generate man page")
ENDIF(NOT EXISTS ${PODFILE})
ADD_CUSTOM_COMMAND(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}
DEPENDS ${PODFILE}
COMMAND ${POD2MAN}
ARGS --section ${SECTION} --center ${CMAKE_PROJECT_NAME} --release --stderr --name ${MANFILE}
${PODFILE} > ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}
)
ADD_CUSTOM_COMMAND(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz
COMMAND ${GZIP} --best -c ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION} > ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}
)
SET(MANPAGE_TARGET "man-${MANFILE}")
ADD_CUSTOM_TARGET(${MANPAGE_TARGET} ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz)
INSTALL(
FILES ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz
DESTINATION ${MANPAGE_DEST_PREFIX}/man${SECTION}
)
ENDMACRO(POD2MAN PODFILE MANFILE SECTION MANPAGE_DEST_PREFIX)
MACRO(ADD_MANPAGE_TARGET)
# It is not possible add a dependency to target 'install'
# Run hard-coded 'make man' when 'make install' is invoked
INSTALL(CODE "EXECUTE_PROCESS(COMMAND make man)")
ADD_CUSTOM_TARGET(man)
ENDMACRO(ADD_MANPAGE_TARGET)