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Diffstat (limited to 'Documentation/conf.py')
| -rw-r--r-- | Documentation/conf.py | 537 |
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diff --git a/Documentation/conf.py b/Documentation/conf.py new file mode 100644 index 0000000000..d4fdf6a387 --- /dev/null +++ b/Documentation/conf.py @@ -0,0 +1,537 @@ +# -*- coding: utf-8 -*- +# +# The Linux Kernel documentation build configuration file, created by +# sphinx-quickstart on Fri Feb 12 13:51:46 2016. +# +# This file is execfile()d with the current directory set to its +# containing dir. +# +# Note that not all possible configuration values are present in this +# autogenerated file. +# +# All configuration values have a default; values that are commented out +# serve to show the default. + +import sys +import os +import sphinx +import shutil + +# 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 +# documentation root, use os.path.abspath to make it absolute, like shown here. +sys.path.insert(0, os.path.abspath('sphinx')) +from load_config import loadConfig + +# -- General configuration ------------------------------------------------ + +# If your documentation needs a minimal Sphinx version, state it here. +needs_sphinx = '1.7' + +# 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', + 'kfigure', 'sphinx.ext.ifconfig', 'automarkup', + 'maintainers_include', 'sphinx.ext.autosectionlabel', + 'kernel_abi', 'kernel_feat'] + +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", + + # include/linux/memblock.h: + "__init_memblock", + "__meminit", + + # include/linux/init.h: + "__init", + "__ref", + + # include/linux/linkage.h: + "asmlinkage", + + # include/linux/btf.h + "__bpf_kfunc", + ] + +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: + math_renderer = 'mathjax' + +# Add any paths that contain templates here, relative to this directory. +templates_path = ['sphinx/templates'] + +# The suffix(es) of source filenames. +# You can specify multiple suffix as a list of string: +# source_suffix = ['.rst', '.md'] +source_suffix = '.rst' + +# The encoding of source files. +#source_encoding = 'utf-8-sig' + +# The master toctree document. +master_doc = 'index' + +# General information about the project. +project = 'The Linux Kernel' +copyright = 'The kernel development community' +author = 'The kernel development community' + +# The version info for the project you're documenting, acts as replacement for +# |version| and |release|, also used in various other places throughout the +# built documents. +# +# In a normal build, version and release are are set to KERNELVERSION and +# KERNELRELEASE, respectively, from the Makefile via Sphinx command line +# arguments. +# +# The following code tries to extract the information by reading the Makefile, +# when Sphinx is run directly (e.g. by Read the Docs). +try: + makefile_version = None + makefile_patchlevel = None + for line in open('../Makefile'): + key, val = [x.strip() for x in line.split('=', 2)] + if key == 'VERSION': + makefile_version = val + elif key == 'PATCHLEVEL': + makefile_patchlevel = val + if makefile_version and makefile_patchlevel: + break +except: + pass +finally: + if makefile_version and makefile_patchlevel: + version = release = makefile_version + '.' + makefile_patchlevel + 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 = 'en' + +# There are two options for replacing |today|: either, you set today to some +# non-false value, then it is used: +#today = '' +# Else, today_fmt is used as the format for a strftime call. +#today_fmt = '%B %d, %Y' + +# List of patterns, relative to source directory, that match files and +# directories to ignore when looking for source files. +exclude_patterns = ['output'] + +# The reST default role (used for this markup: `text`) to use for all +# documents. +#default_role = None + +# If true, '()' will be appended to :func: etc. cross-reference text. +#add_function_parentheses = True + +# If true, the current module name will be prepended to all description +# unit titles (such as .. function::). +#add_module_names = True + +# If true, sectionauthor and moduleauthor directives will be shown in the +# output. They are ignored by default. +#show_authors = False + +# The name of the Pygments (syntax highlighting) style to use. +pygments_style = 'sphinx' + +# A list of ignored prefixes for module index sorting. +#modindex_common_prefix = [] + +# If true, keep warnings as "system message" paragraphs in the built documents. +#keep_warnings = False + +# If true, `todo` and `todoList` produce output, else they produce nothing. +todo_include_todos = False + +primary_domain = 'c' +highlight_language = 'none' + +# -- Options for HTML output ---------------------------------------------- + +# The theme to use for HTML and HTML Help pages. See the documentation for +# a list of builtin themes. + +# 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, + } + + except ImportError: + html_theme = 'alabaster' + +if "DOCS_CSS" in os.environ: + css = os.environ["DOCS_CSS"].split(" ") + + for l in css: + html_css_files.append(l) + +if major <= 1 and minor < 8: + html_context = { + 'css_files': [], + } + + for l in html_css_files: + html_context['css_files'].append('_static/' + l) + +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'] + +# If true, Docutils "smart quotes" will be used to convert quotes and dashes +# to typographically correct entities. This will convert "--" to "—", +# which is not always what we want, so disable it. +smartquotes = False + +# Custom sidebar templates, maps document names to template names. +# Note that the RTD theme ignores this +html_sidebars = { '**': ['searchbox.html', 'kernel-toc.html', 'sourcelink.html']} + +# about.html is available for alabaster theme. Add it at the front. +if html_theme == 'alabaster': + html_sidebars['**'].insert(0, 'about.html') + +# Output file base name for HTML help builder. +htmlhelp_basename = 'TheLinuxKerneldoc' + +# -- Options for LaTeX output --------------------------------------------- + +latex_elements = { + # The paper size ('letterpaper' or 'a4paper'). + 'papersize': 'a4paper', + + # The font size ('10pt', '11pt' or '12pt'). + 'pointsize': '11pt', + + # Latex figure (float) alignment + #'figure_align': 'htbp', + + # Don't mangle with UTF-8 chars + 'inputenc': '', + 'utf8extra': '', + + # Set document margins + 'sphinxsetup': ''' + hmargin=0.5in, vmargin=1in, + parsedliteralwraps=true, + verbatimhintsturnover=false, + ''', + + # 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 + \\usepackage{fontspec} + \\setsansfont{DejaVu Sans} + \\setromanfont{DejaVu Serif} + \\setmonofont{DejaVu Sans Mono} + ''', +} + +# Fix reference escape troubles with Sphinx 1.4.x +if major == 1: + latex_elements['preamble'] += '\\renewcommand*{\\DUrole}[2]{ #2 }\n' + + +# 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: +# \definecolor{sphinxnoteBgColor}{RGB}{204,255,255} +# \definecolor{sphinxwarningBgColor}{RGB}{255,204,204} +# \definecolor{sphinxattentionBgColor}{RGB}{255,255,204} +# \definecolor{sphinximportantBgColor}{RGB}{192,255,204} +# +# However, it require to use sphinx heavy box with: +# +# \renewenvironment{sphinxlightbox} {% +# \\begin{sphinxheavybox} +# } +# \\end{sphinxheavybox} +# } +# +# Unfortunately, the implementation is buggy: if a note is inside a +# table, it isn't displayed well. So, for now, let's use boring +# black and white notes. + +# Grouping the document tree into LaTeX files. List of tuples +# (source start file, target name, title, +# author, documentclass [howto, manual, or own class]). +# Sorted in alphabetical order +latex_documents = [ +] + +# Add all other index files from Documentation/ subdirectories +for fn in os.listdir('.'): + doc = os.path.join(fn, "index") + if os.path.exists(doc + ".rst"): + has = False + for l in latex_documents: + if l[0] == doc: + has = True + break + if not has: + latex_documents.append((doc, fn + '.tex', + 'Linux %s Documentation' % fn.capitalize(), + 'The kernel development community', + 'manual')) + +# The name of an image file (relative to this directory) to place at the top of +# the title page. +#latex_logo = None + +# For "manual" documents, if this is true, then toplevel headings are parts, +# not chapters. +#latex_use_parts = False + +# If true, show page references after internal links. +#latex_show_pagerefs = False + +# If true, show URL addresses after external links. +#latex_show_urls = False + +# Documents to append as an appendix to all manuals. +#latex_appendices = [] + +# 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 --------------------------------------- + +# One entry per manual page. List of tuples +# (source start file, name, description, authors, manual section). +man_pages = [ + (master_doc, 'thelinuxkernel', 'The Linux Kernel Documentation', + [author], 1) +] + +# If true, show URL addresses after external links. +#man_show_urls = False + + +# -- Options for Texinfo output ------------------------------------------- + +# Grouping the document tree into Texinfo files. List of tuples +# (source start file, target name, title, author, +# dir menu entry, description, category) +texinfo_documents = [ + (master_doc, 'TheLinuxKernel', 'The Linux Kernel Documentation', + author, 'TheLinuxKernel', 'One line description of project.', + 'Miscellaneous'), +] + +# -- Options for Epub output ---------------------------------------------- + +# Bibliographic Dublin Core info. +epub_title = project +epub_author = author +epub_publisher = author +epub_copyright = copyright + +# A list of files that should not be packed into the epub file. +epub_exclude_files = ['search.html'] + +#======= +# rst2pdf +# +# Grouping the document tree into PDF files. List of tuples +# (source start file, target name, title, author, options). +# +# 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 +# *between* PDF files. +pdf_documents = [ + ('kernel-documentation', u'Kernel', u'Kernel', u'J. Random Bozo'), +] + +# kernel-doc extension configuration for running Sphinx directly (e.g. by Read +# the Docs). In a normal build, these are supplied from the Makefile via command +# line arguments. +kerneldoc_bin = '../scripts/kernel-doc' +kerneldoc_srctree = '..' + +# ------------------------------------------------------------------------------ +# Since loadConfig overwrites settings from the global namespace, it has to be +# the last statement in the conf.py file +# ------------------------------------------------------------------------------ +loadConfig(globals()) |