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|
find_program(MAKEINFO NAMES makeinfo)
mark_as_advanced(MAKEINFO)
find_program(PANDOC NAMES pandoc)
mark_as_advanced(PANDOC)
# sh is only used for a developer-only target.
find_program(SH NAMES ash dash sh)
mark_as_advanced(SH)
find_package(LATEX)
find_program(CTAGS NAMES ctags)
mark_as_advanced(CTAGS)
#-----------------------------------------------------------------------------#
# Pandoc < 1.0 is usable but doesn't have Texinfo support.
if(PANDOC AND NOT DEFINED PANDOC_WITH_TEXINFO)
message(STATUS "Checking Pandoc version")
execute_process(
COMMAND ${PANDOC} --version
OUTPUT_VARIABLE PANDOC_VERSION_TEXT
ERROR_VARIABLE PANDOC_VERSION_TEXT
)
if(PANDOC_VERSION_TEXT MATCHES "pandoc [1-9]")
set(PANDOC_WITH_TEXINFO 1 CACHE BOOL "Pandoc supports Texinfo")
else()
set(PANDOC_WITH_TEXINFO 0 CACHE BOOL "Pandoc supports Texinfo")
endif()
mark_as_advanced(PANDOC_WITH_TEXINFO)
endif()
# Pandoc 1.2 and 1.2.1 accidentally changed the way it generates HTML
# identifiers.
if(PANDOC AND NOT DEFINED PANDOC_STRIP_UNDERSCORES)
if(NOT PANDOC_VERSION_TEXT)
execute_process(
COMMAND ${PANDOC} --version
OUTPUT_VARIABLE PANDOC_VERSION_TEXT
ERROR_VARIABLE PANDOC_VERSION_TEXT
)
endif()
if(PANDOC_VERSION_TEXT MATCHES "pandoc 1[.]2(\n|[.]1)")
set(PANDOC_STRIP_UNDERSCORES 1 CACHE BOOL
"Pandoc strips underscores for HTML identifiers")
else()
set(PANDOC_STRIP_UNDERSCORES 0 CACHE BOOL
"Pandoc strips underscores for HTML identifiers")
endif()
mark_as_advanced(PANDOC_STRIP_UNDERSCORES)
endif()
# Pandoc 1.5 or later is required for LaTeX as it will begin
# sectioning with \chapter.
if(PANDOC AND NOT DEFINED PANDOC_FOR_LATEX)
if(NOT PANDOC_VERSION_TEXT)
execute_process(
COMMAND ${PANDOC} --version
OUTPUT_VARIABLE PANDOC_VERSION_TEXT
ERROR_VARIABLE PANDOC_VERSION_TEXT
)
endif()
if(PANDOC_VERSION_TEXT MATCHES "pandoc (0|1[.][01234])")
set(PANDOC_FOR_LATEX 0 CACHE BOOL
"Pandoc recent enough for LaTeX output")
else()
set(PANDOC_FOR_LATEX 1 CACHE BOOL
"Pandoc recent enough for LaTeX output")
endif()
mark_as_advanced(PANDOC_FOR_LATEX)
endif()
#-----------------------------------------------------------------------------#
set(all_docs)
macro(add_info n)
if(MAKEINFO)
makedoc(src/${n}._tx -texi texi/${n}.texi)
set(abs_info ${CMAKE_CURRENT_BINARY_DIR}/info/${n}.info)
set(abs_texi ${CMAKE_CURRENT_BINARY_DIR}/texi/${n}.texi)
list(APPEND all_docs ${abs_info})
add_custom_command(
OUTPUT ${abs_info}
DEPENDS ${abs_texi}
COMMAND ${MAKEINFO} --no-split -o ${abs_info} ${abs_texi}
)
endif(MAKEINFO)
endmacro(add_info)
#-----------------------------------------------------------------------------#
function(pandoc source output) # extraargs...
set(abs_source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
set(abs_output ${CMAKE_CURRENT_BINARY_DIR}/${output})
# Use native Windows syntax to avoid "c:/foo.txt" being treated as a
# remote URI by Pandoc 1.5 and 1.6.
file(TO_NATIVE_PATH ${abs_source} abs_source_native)
list(APPEND all_docs ${abs_output})
set(all_docs ${all_docs} PARENT_SCOPE)
add_custom_command(
OUTPUT ${abs_output}
DEPENDS ${abs_source}
COMMAND ${PANDOC} ${abs_source_native} --toc --standalone ${ARGN}
-o ${abs_output}
)
endfunction(pandoc source output)
function(texi2text source output)
# The source file is a generated Texinfo file.
set(abs_source ${CMAKE_CURRENT_BINARY_DIR}/${source})
set(abs_output ${CMAKE_CURRENT_BINARY_DIR}/${output})
list(APPEND all_docs ${abs_output})
set(all_docs ${all_docs} PARENT_SCOPE)
# Writing to stdout suppresses the table of contents.
# To get the table of contents, use `makeinfo -o ${output}`.
add_custom_command(
OUTPUT ${abs_output}
DEPENDS ${abs_source}
COMMAND ${MAKEINFO}
--plaintext
--paragraph-indent 0
--no-number-sections
${abs_source} > ${abs_output}
)
endfunction(texi2text)
if(PANDOC)
pandoc(
src/changes-5.0.txt
html/changes-5.0.html
-c pandoc.css
)
endif(PANDOC)
if(PANDOC_WITH_TEXINFO)
pandoc(
src/changes-5.0.txt
texi/changes-5.0.texi
)
if(MAKEINFO)
texi2text(
texi/changes-5.0.texi
txt/changes-5.0.txt
)
endif(MAKEINFO)
endif(PANDOC_WITH_TEXINFO)
add_custom_target(docs
ALL
DEPENDS ${all_docs}
)
#-----------------------------------------------------------------------------#
make_directory(${CMAKE_CURRENT_BINARY_DIR}/html/refman)
make_directory(${CMAKE_CURRENT_BINARY_DIR}/txt)
make_directory(${CMAKE_CURRENT_BINARY_DIR}/texi)
# Copy CSS files.
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/src/pandoc.css
${CMAKE_CURRENT_BINARY_DIR}/html/pandoc.css
COPYONLY
)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/src/pandoc.css
${CMAKE_CURRENT_BINARY_DIR}/html/refman/pandoc.css
COPYONLY
)
if(PANDOC AND NOT CMAKE_CROSSCOMPILING)
include(Refman.cmake)
endif()
#-----------------------------------------------------------------------------#
# vim: set sts=4 sw=4 et:
|
