xref: /openbmc/qemu/docs/meson.build (revision a6caeee8) 
1if get_option('sphinx_build') == ''
2  sphinx_build = find_program(['sphinx-build-3', 'sphinx-build'],
3                              required: get_option('docs'))
4else
5  sphinx_build = find_program(get_option('sphinx_build'),
6                              required: get_option('docs'))
7endif
8
9# Check if tools are available to build documentation.
10build_docs = false
11if sphinx_build.found()
12  SPHINX_ARGS = ['env', 'CONFDIR=' + qemu_confdir, sphinx_build, '-q']
13  # If we're making warnings fatal, apply this to Sphinx runs as well
14  if get_option('werror')
15    SPHINX_ARGS += [ '-W' ]
16  endif
17
18  # This is a bit awkward but works: create a trivial document and
19  # try to run it with our configuration file (which enforces a
20  # version requirement). This will fail if sphinx-build is too old.
21  run_command('mkdir', ['-p', tmpdir / 'sphinx'], check: true)
22  run_command('touch', [tmpdir / 'sphinx/index.rst'], check: true)
23  sphinx_build_test_out = run_command(SPHINX_ARGS + [
24    '-c', meson.current_source_dir(),
25    '-b', 'html', tmpdir / 'sphinx',
26    tmpdir / 'sphinx/out'], check: false)
27  build_docs = (sphinx_build_test_out.returncode() == 0)
28
29  if not build_docs
30    warning('@0@: @1@'.format(sphinx_build.full_path(), sphinx_build_test_out.stderr()))
31    if get_option('docs').enabled()
32      error('Install a Python 3 version of python-sphinx and the readthedoc theme')
33    endif
34  endif
35endif
36
37if build_docs
38  SPHINX_ARGS += ['-Dversion=' + meson.project_version(), '-Drelease=' + get_option('pkgversion')]
39
40  man_pages = {
41        'qemu-ga.8': (have_ga ? 'man8' : ''),
42        'qemu-ga-ref.7': (have_ga ? 'man7' : ''),
43        'qemu-qmp-ref.7': 'man7',
44        'qemu-storage-daemon-qmp-ref.7': (have_tools ? 'man7' : ''),
45        'qemu-img.1': (have_tools ? 'man1' : ''),
46        'qemu-nbd.8': (have_tools ? 'man8' : ''),
47        'qemu-pr-helper.8': (have_tools ? 'man8' : ''),
48        'qemu-storage-daemon.1': (have_tools ? 'man1' : ''),
49        'qemu-trace-stap.1': (stap.found() ? 'man1' : ''),
50        'virtfs-proxy-helper.1': (have_virtfs_proxy_helper ? 'man1' : ''),
51        'virtiofsd.1': (have_virtiofsd ? 'man1' : ''),
52        'qemu.1': 'man1',
53        'qemu-block-drivers.7': 'man7',
54        'qemu-cpu-models.7': 'man7'
55  }
56
57  sphinxdocs = []
58  sphinxmans = []
59
60  private_dir = meson.current_build_dir() / 'manual.p'
61  output_dir = meson.current_build_dir() / 'manual'
62  input_dir = meson.current_source_dir()
63
64  this_manual = custom_target('QEMU manual',
65                build_by_default: build_docs,
66                output: 'docs.stamp',
67                input: files('conf.py'),
68                depfile: 'docs.d',
69                command: [SPHINX_ARGS, '-Ddepfile=@DEPFILE@',
70                          '-Ddepfile_stamp=@OUTPUT0@',
71                          '-b', 'html', '-d', private_dir,
72                          input_dir, output_dir])
73  sphinxdocs += this_manual
74  install_subdir(output_dir, install_dir: qemu_docdir, strip_directory: true)
75
76  these_man_pages = []
77  install_dirs = []
78  foreach page, section : man_pages
79    these_man_pages += page
80    install_dirs += section == '' ? false : get_option('mandir') / section
81  endforeach
82
83  sphinxmans += custom_target('QEMU man pages',
84                              build_by_default: build_docs,
85                              output: these_man_pages,
86                              input: this_manual,
87                              install: build_docs,
88                              install_dir: install_dirs,
89                              command: [SPHINX_ARGS, '-b', 'man', '-d', private_dir,
90                                        input_dir, meson.current_build_dir()])
91
92  alias_target('sphinxdocs', sphinxdocs)
93  alias_target('html', sphinxdocs)
94  alias_target('man', sphinxmans)
95endif
96