2015-06-21 04:22:11 +08:00
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#
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# Copyright (C) 2012 Emmanuel Roullit <emmanuel.roullit@gmail.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or (at
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# your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
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#
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# Generate man pages of the project by using the
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# POD header written in the tool source code.
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# To use it, include this file in CMakeLists.txt and
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# invoke POD2MAN(<podfile> <manfile> <section>)
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2018-12-07 23:47:00 +08:00
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MACRO(POD2MAN PODFILE MANFILE SECTION MANPAGE_DEST_PREFIX)
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2015-06-21 04:22:11 +08:00
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FIND_PROGRAM(POD2MAN pod2man)
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FIND_PROGRAM(GZIP gzip)
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IF(NOT POD2MAN)
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MESSAGE(FATAL ERROR "Need pod2man installed to generate man page")
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ENDIF(NOT POD2MAN)
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IF(NOT GZIP)
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MESSAGE(FATAL ERROR "Need gzip installed to compress man page")
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ENDIF(NOT GZIP)
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IF(NOT EXISTS ${PODFILE})
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MESSAGE(FATAL ERROR "Could not find pod file ${PODFILE} to generate man page")
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ENDIF(NOT EXISTS ${PODFILE})
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ADD_CUSTOM_COMMAND(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}
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DEPENDS ${PODFILE}
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COMMAND ${POD2MAN}
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ARGS --section ${SECTION} --center ${CMAKE_PROJECT_NAME} --release --stderr --name ${MANFILE}
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${PODFILE} > ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}
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)
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ADD_CUSTOM_COMMAND(
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OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz
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COMMAND ${GZIP} --best -c ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION} > ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz
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DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}
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)
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SET(MANPAGE_TARGET "man-${MANFILE}")
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ADD_CUSTOM_TARGET(${MANPAGE_TARGET} DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz)
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ADD_DEPENDENCIES(man ${MANPAGE_TARGET})
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INSTALL(
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FILES ${CMAKE_CURRENT_BINARY_DIR}/${MANFILE}.${SECTION}.gz
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2018-12-07 23:47:00 +08:00
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DESTINATION ${MANPAGE_DEST_PREFIX}/man${SECTION}
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2015-06-21 04:22:11 +08:00
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)
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ENDMACRO(POD2MAN PODFILE MANFILE SECTION)
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MACRO(ADD_MANPAGE_TARGET)
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# It is not possible add a dependency to target 'install'
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# Run hard-coded 'make man' when 'make install' is invoked
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INSTALL(CODE "EXECUTE_PROCESS(COMMAND make man)")
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ADD_CUSTOM_TARGET(man)
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ENDMACRO(ADD_MANPAGE_TARGET)
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