diff options
Diffstat (limited to 'Documentation/conf.py')
| -rw-r--r-- | Documentation/conf.py | 542 |
1 files changed, 248 insertions, 294 deletions
diff --git a/Documentation/conf.py b/Documentation/conf.py index 3c7bdf4cd31f..d148f3e8dd57 100644 --- a/Documentation/conf.py +++ b/Documentation/conf.py @@ -15,12 +15,28 @@ import sys import os import sphinx +import shutil -from subprocess import check_output +# helper +# ------ + +def have_command(cmd): + """Search ``cmd`` in the ``PATH`` environment. + + If found, return True. + If not found, return False. + """ + return shutil.which(cmd) is not None # Get Sphinx version major, minor, patch = sphinx.version_info[:3] +# +# Warn about older versions that we don't want to support for much +# longer. +# +if (major < 2) or (major == 2 and minor < 4): + print('WARNING: support for Sphinx < 2.4 will be removed soon.') # If extensions (or modules to document with autodoc) are in another directory, # add these directories to sys.path here. If the directory is relative to the @@ -31,23 +47,118 @@ from load_config import loadConfig # -- General configuration ------------------------------------------------ # If your documentation needs a minimal Sphinx version, state it here. -needs_sphinx = '1.3' +needs_sphinx = '2.4.4' # Add any Sphinx extension module names here, as strings. They can be # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom # ones. -extensions = ['kerneldoc', 'rstFlatTable', 'kernel_include', 'cdomain', +extensions = ['kerneldoc', 'rstFlatTable', 'kernel_include', 'kfigure', 'sphinx.ext.ifconfig', 'automarkup', - 'maintainers_include'] + 'maintainers_include', 'sphinx.ext.autosectionlabel', + 'kernel_abi', 'kernel_feat', 'translations'] + +if major >= 3: + if (major > 3) or (minor > 0 or patch >= 2): + # Sphinx c function parser is more pedantic with regards to type + # checking. Due to that, having macros at c:function cause problems. + # Those needed to be scaped by using c_id_attributes[] array + c_id_attributes = [ + # GCC Compiler types not parsed by Sphinx: + "__restrict__", + + # include/linux/compiler_types.h: + "__iomem", + "__kernel", + "noinstr", + "notrace", + "__percpu", + "__rcu", + "__user", + "__force", + + # include/linux/compiler_attributes.h: + "__alias", + "__aligned", + "__aligned_largest", + "__always_inline", + "__assume_aligned", + "__cold", + "__attribute_const__", + "__copy", + "__pure", + "__designated_init", + "__visible", + "__printf", + "__scanf", + "__gnu_inline", + "__malloc", + "__mode", + "__no_caller_saved_registers", + "__noclone", + "__nonstring", + "__noreturn", + "__packed", + "__pure", + "__section", + "__always_unused", + "__maybe_unused", + "__used", + "__weak", + "noinline", + "__fix_address", + "__counted_by", + + # include/linux/memblock.h: + "__init_memblock", + "__meminit", + + # include/linux/init.h: + "__init", + "__ref", + + # include/linux/linkage.h: + "asmlinkage", + + # include/linux/btf.h + "__bpf_kfunc", + ] -# The name of the math extension changed on Sphinx 1.4 -if (major == 1 and minor > 3) or (major > 1): +else: + extensions.append('cdomain') + +# Ensure that autosectionlabel will produce unique names +autosectionlabel_prefix_document = True +autosectionlabel_maxdepth = 2 + +# Load math renderer: +# For html builder, load imgmath only when its dependencies are met. +# mathjax is the default math renderer since Sphinx 1.8. +have_latex = have_command('latex') +have_dvipng = have_command('dvipng') +load_imgmath = have_latex and have_dvipng + +# Respect SPHINX_IMGMATH (for html docs only) +if 'SPHINX_IMGMATH' in os.environ: + env_sphinx_imgmath = os.environ['SPHINX_IMGMATH'] + if 'yes' in env_sphinx_imgmath: + load_imgmath = True + elif 'no' in env_sphinx_imgmath: + load_imgmath = False + else: + sys.stderr.write("Unknown env SPHINX_IMGMATH=%s ignored.\n" % env_sphinx_imgmath) + +# Always load imgmath for Sphinx <1.8 or for epub docs +load_imgmath = (load_imgmath or (major == 1 and minor < 8) + or 'epub' in sys.argv) + +if load_imgmath: extensions.append("sphinx.ext.imgmath") + math_renderer = 'imgmath' else: - extensions.append("sphinx.ext.pngmath") + math_renderer = 'mathjax' # Add any paths that contain templates here, relative to this directory. -templates_path = ['_templates'] +templates_path = ['sphinx/templates'] # The suffix(es) of source filenames. # You can specify multiple suffix as a list of string: @@ -94,12 +205,30 @@ finally: else: version = release = "unknown version" +# +# HACK: there seems to be no easy way for us to get at the version and +# release information passed in from the makefile...so go pawing through the +# command-line options and find it for ourselves. +# +def get_cline_version(): + c_version = c_release = '' + for arg in sys.argv: + if arg.startswith('version='): + c_version = arg[8:] + elif arg.startswith('release='): + c_release = arg[8:] + if c_version: + if c_release: + return c_version + '-' + c_release + return c_version + return version # Whatever we came up with before + # The language for content autogenerated by Sphinx. Refer to documentation # for a list of supported languages. # # This is also used if you do content translation via gettext catalogs. # Usually you set "language" from the command line for these cases. -language = None +language = 'en' # There are two options for replacing |today|: either, you set today to some # non-false value, then it is used: @@ -146,112 +275,92 @@ highlight_language = 'none' # The theme to use for HTML and HTML Help pages. See the documentation for # a list of builtin themes. -# The Read the Docs theme is available from -# - https://github.com/snide/sphinx_rtd_theme -# - https://pypi.python.org/pypi/sphinx_rtd_theme -# - python-sphinx-rtd-theme package (on Debian) -try: - import sphinx_rtd_theme - html_theme = 'sphinx_rtd_theme' - html_theme_path = [sphinx_rtd_theme.get_html_theme_path()] -except ImportError: - sys.stderr.write('Warning: The Sphinx \'sphinx_rtd_theme\' HTML theme was not found. Make sure you have the theme installed to produce pretty HTML output. Falling back to the default theme.\n') +# Default theme +html_theme = 'alabaster' +html_css_files = [] + +if "DOCS_THEME" in os.environ: + html_theme = os.environ["DOCS_THEME"] + +if html_theme == 'sphinx_rtd_theme' or html_theme == 'sphinx_rtd_dark_mode': + # Read the Docs theme + try: + import sphinx_rtd_theme + html_theme_path = [sphinx_rtd_theme.get_html_theme_path()] + + # Add any paths that contain custom static files (such as style sheets) here, + # relative to this directory. They are copied after the builtin static files, + # so a file named "default.css" will overwrite the builtin "default.css". + html_css_files = [ + 'theme_overrides.css', + ] + + # Read the Docs dark mode override theme + if html_theme == 'sphinx_rtd_dark_mode': + try: + import sphinx_rtd_dark_mode + extensions.append('sphinx_rtd_dark_mode') + except ImportError: + html_theme == 'sphinx_rtd_theme' + + if html_theme == 'sphinx_rtd_theme': + # Add color-specific RTD normal mode + html_css_files.append('theme_rtd_colors.css') + + html_theme_options = { + 'navigation_depth': -1, + } -# Theme options are theme-specific and customize the look and feel of a theme -# further. For a list of options available for each theme, see the -# documentation. -#html_theme_options = {} + except ImportError: + html_theme = 'alabaster' -# Add any paths that contain custom themes here, relative to this directory. -#html_theme_path = [] +if "DOCS_CSS" in os.environ: + css = os.environ["DOCS_CSS"].split(" ") -# The name for this set of Sphinx documents. If None, it defaults to -# "<project> v<release> documentation". -#html_title = None + for l in css: + html_css_files.append(l) -# A shorter title for the navigation bar. Default is the same as html_title. -#html_short_title = None +if major <= 1 and minor < 8: + html_context = { + 'css_files': [], + } -# The name of an image file (relative to this directory) to place at the top -# of the sidebar. -#html_logo = None + for l in html_css_files: + html_context['css_files'].append('_static/' + l) -# The name of an image file (within the static path) to use as favicon of the -# docs. This file should be a Windows icon file (.ico) being 16x16 or 32x32 -# pixels large. -#html_favicon = None +if html_theme == 'alabaster': + html_theme_options = { + 'description': get_cline_version(), + 'page_width': '65em', + 'sidebar_width': '15em', + 'fixed_sidebar': 'true', + 'font_size': 'inherit', + 'font_family': 'serif', + } + +sys.stderr.write("Using %s theme\n" % html_theme) # Add any paths that contain custom static files (such as style sheets) here, # relative to this directory. They are copied after the builtin static files, # so a file named "default.css" will overwrite the builtin "default.css". - html_static_path = ['sphinx-static'] -html_context = { - 'css_files': [ - '_static/theme_overrides.css', - ], -} - -# Add any extra paths that contain custom files (such as robots.txt or -# .htaccess) here, relative to this directory. These files are copied -# directly to the root of the documentation. -#html_extra_path = [] - -# If not '', a 'Last updated on:' timestamp is inserted at every page bottom, -# using the given strftime format. -#html_last_updated_fmt = '%b %d, %Y' - -# If true, SmartyPants will be used to convert quotes and dashes to -# typographically correct entities. -html_use_smartypants = False +# If true, Docutils "smart quotes" will be used to convert quotes and dashes +# to typographically correct entities. However, conversion of "--" to "—" +# is not always what we want, so enable only quotes. +smartquotes_action = 'q' # Custom sidebar templates, maps document names to template names. -#html_sidebars = {} - -# Additional templates that should be rendered to pages, maps page names to -# template names. -#html_additional_pages = {} - -# If false, no module index is generated. -#html_domain_indices = True - -# If false, no index is generated. -#html_use_index = True - -# If true, the index is split into individual pages for each letter. -#html_split_index = False +# Note that the RTD theme ignores this +html_sidebars = { '**': ['searchbox.html', 'kernel-toc.html', 'sourcelink.html']} -# If true, links to the reST sources are added to the pages. -#html_show_sourcelink = True +# about.html is available for alabaster theme. Add it at the front. +if html_theme == 'alabaster': + html_sidebars['**'].insert(0, 'about.html') -# If true, "Created using Sphinx" is shown in the HTML footer. Default is True. -#html_show_sphinx = True - -# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True. -#html_show_copyright = True - -# If true, an OpenSearch description file will be output, and all pages will -# contain a <link> tag referring to it. The value of this option must be the -# base URL from which the finished HTML is served. -#html_use_opensearch = '' - -# This is the file name suffix for HTML files (e.g. ".xhtml"). -#html_file_suffix = None - -# Language to be used for generating the HTML full-text search index. -# Sphinx supports the following languages: -# 'da', 'de', 'en', 'es', 'fi', 'fr', 'h', 'it', 'ja' -# 'nl', 'no', 'pt', 'ro', 'r', 'sv', 'tr' -#html_search_language = 'en' - -# A dictionary with options for the search language support, empty by default. -# Now only 'ja' uses this config value -#html_search_options = {'type': 'default'} - -# The name of a javascript file (relative to the configuration directory) that -# implements a search results scorer. If empty, the default will be used. -#html_search_scorer = 'scorer.js' +# The name of an image file (relative to this directory) to place at the top +# of the sidebar. +html_logo = 'images/logo.svg' # Output file base name for HTML help builder. htmlhelp_basename = 'TheLinuxKerneldoc' @@ -259,106 +368,55 @@ htmlhelp_basename = 'TheLinuxKerneldoc' # -- Options for LaTeX output --------------------------------------------- latex_elements = { -# The paper size ('letterpaper' or 'a4paper'). -'papersize': 'a4paper', + # The paper size ('letterpaper' or 'a4paper'). + 'papersize': 'a4paper', -# The font size ('10pt', '11pt' or '12pt'). -'pointsize': '11pt', + # The font size ('10pt', '11pt' or '12pt'). + 'pointsize': '11pt', -# Latex figure (float) alignment -#'figure_align': 'htbp', + # Latex figure (float) alignment + #'figure_align': 'htbp', -# Don't mangle with UTF-8 chars -'inputenc': '', -'utf8extra': '', + # Don't mangle with UTF-8 chars + 'inputenc': '', + 'utf8extra': '', -# Additional stuff for the LaTeX preamble. + # Set document margins + 'sphinxsetup': ''' + hmargin=0.5in, vmargin=1in, + parsedliteralwraps=true, + verbatimhintsturnover=false, + ''', + + # + # Some of our authors are fond of deep nesting; tell latex to + # cope. + # + 'maxlistdepth': '10', + + # For CJK One-half spacing, need to be in front of hyperref + 'extrapackages': r'\usepackage{setspace}', + + # Additional stuff for the LaTeX preamble. 'preamble': ''' - % Use some font with UTF-8 support with XeLaTeX + % Use some font with UTF-8 support with XeLaTeX \\usepackage{fontspec} \\setsansfont{DejaVu Sans} \\setromanfont{DejaVu Serif} \\setmonofont{DejaVu Sans Mono} - ''' + ''', } -# At least one book (translations) may have Asian characters -# with are only displayed if xeCJK is used - -cjk_cmd = check_output(['fc-list', '--format="%{family[0]}\n"']).decode('utf-8', 'ignore') -if cjk_cmd.find("Noto Sans CJK SC") >= 0: - print ("enabling CJK for LaTeX builder") - latex_elements['preamble'] += ''' - % This is needed for translations - \\usepackage{xeCJK} - \\setCJKmainfont{Noto Sans CJK SC} - ''' - # Fix reference escape troubles with Sphinx 1.4.x -if major == 1 and minor > 3: +if major == 1: latex_elements['preamble'] += '\\renewcommand*{\\DUrole}[2]{ #2 }\n' -if major == 1 and minor <= 4: - latex_elements['preamble'] += '\\usepackage[margin=0.5in, top=1in, bottom=1in]{geometry}' -elif major == 1 and (minor > 5 or (minor == 5 and patch >= 3)): - latex_elements['sphinxsetup'] = 'hmargin=0.5in, vmargin=1in' - latex_elements['preamble'] += '\\fvset{fontsize=auto}\n' - -# Customize notice background colors on Sphinx < 1.6: -if major == 1 and minor < 6: - latex_elements['preamble'] += ''' - \\usepackage{ifthen} - - % Put notes in color and let them be inside a table - \\definecolor{NoteColor}{RGB}{204,255,255} - \\definecolor{WarningColor}{RGB}{255,204,204} - \\definecolor{AttentionColor}{RGB}{255,255,204} - \\definecolor{ImportantColor}{RGB}{192,255,204} - \\definecolor{OtherColor}{RGB}{204,204,204} - \\newlength{\\mynoticelength} - \\makeatletter\\newenvironment{coloredbox}[1]{% - \\setlength{\\fboxrule}{1pt} - \\setlength{\\fboxsep}{7pt} - \\setlength{\\mynoticelength}{\\linewidth} - \\addtolength{\\mynoticelength}{-2\\fboxsep} - \\addtolength{\\mynoticelength}{-2\\fboxrule} - \\begin{lrbox}{\\@tempboxa}\\begin{minipage}{\\mynoticelength}}{\\end{minipage}\\end{lrbox}% - \\ifthenelse% - {\\equal{\\py@noticetype}{note}}% - {\\colorbox{NoteColor}{\\usebox{\\@tempboxa}}}% - {% - \\ifthenelse% - {\\equal{\\py@noticetype}{warning}}% - {\\colorbox{WarningColor}{\\usebox{\\@tempboxa}}}% - {% - \\ifthenelse% - {\\equal{\\py@noticetype}{attention}}% - {\\colorbox{AttentionColor}{\\usebox{\\@tempboxa}}}% - {% - \\ifthenelse% - {\\equal{\\py@noticetype}{important}}% - {\\colorbox{ImportantColor}{\\usebox{\\@tempboxa}}}% - {\\colorbox{OtherColor}{\\usebox{\\@tempboxa}}}% - }% - }% - }% - }\\makeatother - - \\makeatletter - \\renewenvironment{notice}[2]{% - \\def\\py@noticetype{#1} - \\begin{coloredbox}{#1} - \\bf\\it - \\par\\strong{#2} - \\csname py@noticestart@#1\\endcsname - } - { - \\csname py@noticeend@\\py@noticetype\\endcsname - \\end{coloredbox} - } - \\makeatother - ''' +# Load kerneldoc specific LaTeX settings +latex_elements['preamble'] += ''' + % Load kerneldoc specific LaTeX settings + \\input{kerneldoc-preamble.sty} +''' # With Sphinx 1.6, it is possible to change the Bg color directly # by using: @@ -384,44 +442,6 @@ if major == 1 and minor < 6: # author, documentclass [howto, manual, or own class]). # Sorted in alphabetical order latex_documents = [ - ('admin-guide/index', 'linux-user.tex', 'Linux Kernel User Documentation', - 'The kernel development community', 'manual'), - ('core-api/index', 'core-api.tex', 'The kernel core API manual', - 'The kernel development community', 'manual'), - ('crypto/index', 'crypto-api.tex', 'Linux Kernel Crypto API manual', - 'The kernel development community', 'manual'), - ('dev-tools/index', 'dev-tools.tex', 'Development tools for the Kernel', - 'The kernel development community', 'manual'), - ('doc-guide/index', 'kernel-doc-guide.tex', 'Linux Kernel Documentation Guide', - 'The kernel development community', 'manual'), - ('driver-api/index', 'driver-api.tex', 'The kernel driver API manual', - 'The kernel development community', 'manual'), - ('filesystems/index', 'filesystems.tex', 'Linux Filesystems API', - 'The kernel development community', 'manual'), - ('admin-guide/ext4', 'ext4-admin-guide.tex', 'ext4 Administration Guide', - 'ext4 Community', 'manual'), - ('filesystems/ext4/index', 'ext4-data-structures.tex', - 'ext4 Data Structures and Algorithms', 'ext4 Community', 'manual'), - ('gpu/index', 'gpu.tex', 'Linux GPU Driver Developer\'s Guide', - 'The kernel development community', 'manual'), - ('input/index', 'linux-input.tex', 'The Linux input driver subsystem', - 'The kernel development community', 'manual'), - ('kernel-hacking/index', 'kernel-hacking.tex', 'Unreliable Guide To Hacking The Linux Kernel', - 'The kernel development community', 'manual'), - ('media/index', 'media.tex', 'Linux Media Subsystem Documentation', - 'The kernel development community', 'manual'), - ('networking/index', 'networking.tex', 'Linux Networking Documentation', - 'The kernel development community', 'manual'), - ('process/index', 'development-process.tex', 'Linux Kernel Development Documentation', - 'The kernel development community', 'manual'), - ('security/index', 'security.tex', 'The kernel security subsystem manual', - 'The kernel development community', 'manual'), - ('sh/index', 'sh.tex', 'SuperH architecture implementation manual', - 'The kernel development community', 'manual'), - ('sound/index', 'sound.tex', 'Linux Sound Subsystem Documentation', - 'The kernel development community', 'manual'), - ('userspace-api/index', 'userspace-api.tex', 'The Linux kernel user-space API guide', - 'The kernel development community', 'manual'), ] # Add all other index files from Documentation/ subdirectories @@ -459,6 +479,11 @@ for fn in os.listdir('.'): # If false, no module index is generated. #latex_domain_indices = True +# Additional LaTeX stuff to be copied to build directory +latex_additional_files = [ + 'sphinx/kerneldoc-preamble.sty', +] + # -- Options for manual page output --------------------------------------- @@ -484,19 +509,6 @@ texinfo_documents = [ 'Miscellaneous'), ] -# Documents to append as an appendix to all manuals. -#texinfo_appendices = [] - -# If false, no module index is generated. -#texinfo_domain_indices = True - -# How to display URL addresses: 'footnote', 'no', or 'inline'. -#texinfo_show_urls = 'footnote' - -# If true, do not generate a @detailmenu in the "Top" node's menu. -#texinfo_no_detailmenu = False - - # -- Options for Epub output ---------------------------------------------- # Bibliographic Dublin Core info. @@ -505,74 +517,16 @@ epub_author = author epub_publisher = author epub_copyright = copyright -# The basename for the epub file. It defaults to the project name. -#epub_basename = project - -# The HTML theme for the epub output. Since the default themes are not -# optimized for small screen space, using the same theme for HTML and epub -# output is usually not wise. This defaults to 'epub', a theme designed to save -# visual space. -#epub_theme = 'epub' - -# The language of the text. It defaults to the language option -# or 'en' if the language is not set. -#epub_language = '' - -# The scheme of the identifier. Typical schemes are ISBN or URL. -#epub_scheme = '' - -# The unique identifier of the text. This can be a ISBN number -# or the project homepage. -#epub_identifier = '' - -# A unique identification for the text. -#epub_uid = '' - -# A tuple containing the cover image and cover page html template filenames. -#epub_cover = () - -# A sequence of (type, uri, title) tuples for the guide element of content.opf. -#epub_guide = () - -# HTML files that should be inserted before the pages created by sphinx. -# The format is a list of tuples containing the path and title. -#epub_pre_files = [] - -# HTML files that should be inserted after the pages created by sphinx. -# The format is a list of tuples containing the path and title. -#epub_post_files = [] - # A list of files that should not be packed into the epub file. epub_exclude_files = ['search.html'] -# The depth of the table of contents in toc.ncx. -#epub_tocdepth = 3 - -# Allow duplicate toc entries. -#epub_tocdup = True - -# Choose between 'default' and 'includehidden'. -#epub_tocscope = 'default' - -# Fix unsupported image types using the Pillow. -#epub_fix_images = False - -# Scale large images. -#epub_max_image_width = 0 - -# How to display URL addresses: 'footnote', 'no', or 'inline'. -#epub_show_urls = 'inline' - -# If false, no index is generated. -#epub_use_index = True - #======= # rst2pdf # # Grouping the document tree into PDF files. List of tuples # (source start file, target name, title, author, options). # -# See the Sphinx chapter of http://ralsina.me/static/manual.pdf +# See the Sphinx chapter of https://ralsina.me/static/manual.pdf # # FIXME: Do not add the index file here; the result will be too big. Adding # multiple PDF files here actually tries to get the cross-referencing right |