third_party/libdav1d/doc/meson.build

# Copyright © 2018-2022, VideoLAN and dav1d authors
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#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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if not get_option('enable_docs')
    subdir_done()
endif

doxygen = find_program('doxygen')
dot = find_program('dot')

conf_data = configuration_data()
conf_data.set('DOXYGEN_INPUT', dav1d_src_root / 'include/dav1d')
conf_data.set('DOXYGEN_STRIP', dav1d_src_root / 'include')
conf_data.set('DOXYGEN_OUTPUT', meson.current_build_dir())
doxyfile = configure_file(input: 'Doxyfile.in.in',
                          output: 'Doxyfile.in',
                          configuration: conf_data)

doxyfile_rev_target = vcs_tag(command: [
        'git', '--git-dir', dav1d_git_dir, 'describe', '--long', '--always'
    ],
    input: doxyfile,
    output: 'Doxyfile'
)

custom_target('doc',
              build_by_default: false,
              command: [doxygen, doxyfile_rev_target],
              output: ['html']
)