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# -*- 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 = '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',
'kfigure', 'sphinx.ext.ifconfig', 'automarkup',
'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:
# include/linux/compiler_types.h:
# include/linux/compiler_attributes.h:
# include/linux/memblock.h:
# include/linux/init.h:
# include/linux/linkage.h:
# include/linux/btf.h
# 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
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:
math_renderer = 'imgmath'
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).
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:
if makefile_version and makefile_patchlevel:
version = release = makefile_version + '.' + makefile_patchlevel
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 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
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 = [
# Read the Docs dark mode override theme
if html_theme == 'sphinx_rtd_dark_mode':
import sphinx_rtd_dark_mode
except ImportError:
html_theme == 'sphinx_rtd_theme'
if html_theme == 'sphinx_rtd_theme':
# Add color-specific RTD normal mode
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:
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. 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.
# 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')
# 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'
# -- 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,
# 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
\\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
# 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
if not has:
latex_documents.append((doc, fn + '.tex',
'Linux %s Documentation' % fn.capitalize(),
'The kernel development community',
# 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 = [
# -- 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.',
# -- 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
# 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 file
# ------------------------------------------------------------------------------