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build: add doc target #384

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merged 2 commits into from
Oct 3, 2022
Merged

build: add doc target #384

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b2b2587
build: add doc target
Tachi107 Oct 1, 2022
5a49c2d
build(make): use new doc target
Tachi107 Oct 1, 2022
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67 changes: 67 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -440,6 +440,73 @@ if (ZYDIS_BUILD_TOOLS AND NOT ZYAN_NO_LIBC)
endif ()
endif ()

# =============================================================================================== #
# Doxygen documentation #
# =============================================================================================== #

find_package(Doxygen)
if (DOXYGEN_FOUND)
find_file(DOXYGEN_AWESOME_CSS
"doxygen-awesome.css"
PATHS "." ".." "/usr/share"
PATH_SUFFIXES "doxygen-awesome-css"
NO_DEFAULT_PATH
)
find_file(DOXYGEN_AWESOME_SIDEBAR_ONLY_CSS
"doxygen-awesome-sidebar-only.css"
PATHS "." ".." "/usr/share"
PATH_SUFFIXES "doxygen-awesome-css"
NO_DEFAULT_PATH
)

# Read Doxygen options from the Doxyfile and set them as CMake variables
# to accomodate doxygen_add_docs()
file(READ "Doxyfile" DOXYFILE)
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Nit: this temporary variable DOXYFILE is upper-cased whereas later locals are lower-cased -- is there a reason for this?

# Remove comments
string(REGEX REPLACE "\n?#[^\n]*\n" "" DOXYFILE ${DOXYFILE})
# Remove empty lines
string(REGEX REPLACE "\n[ \t\r\n]" "\n" DOXYFILE "${DOXYFILE}")
# Strip leading and trailing spaces
string(STRIP "${DOXYFILE}" DOXYFILE)
# Tranform the file in a list of '='-separated options
string(REPLACE "\n" ";" DOXYFILE "${DOXYFILE}")

foreach(option IN LISTS DOXYFILE)
string(REPLACE "=" ";" option "${option}")
list(GET option 0 opt_name)
list(GET option 1 opt_value)
string(STRIP "${opt_name}" opt_name)
string(STRIP "${opt_value}" opt_value)

if (opt_name STREQUAL "INPUT")
# Save the INPUTs in a list to be used later
string(REGEX REPLACE "[ ]+" ";" DOC_PATHS "${opt_value}")
# Skip as the input files are not set by a DOXYGEN_INPUT variable
continue()
endif()

if (opt_name STREQUAL "OUTPUT_DIRECTORY")
# Skip as CMake writes the output files in the build directory
continue()
endif()

set("DOXYGEN_${opt_name}" ${opt_value})
endforeach()

set(DOXYGEN_QUIET YES)
set(DOXYGEN_WARNINGS NO)
set(DOXYGEN_WARN_IF_UNDOCUMENTED NO)
set(DOXYGEN_HTML_EXTRA_STYLESHEET "${DOXYGEN_AWESOME_CSS}" "${DOXYGEN_AWESOME_SIDEBAR_ONLY_CSS}")

doxygen_add_docs(doc ${DOC_PATHS} ALL)

install(
DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/html/"
DESTINATION "${CMAKE_INSTALL_DOCDIR}/api"
COMPONENT Documentation
)
endif()

# =============================================================================================== #
# Manpages #
# =============================================================================================== #
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