docs/meson.build

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