xref: /openbmc/linux/Documentation/conf.py (revision 2127c01b)
1# -*- coding: utf-8 -*-
2#
3# The Linux Kernel documentation build configuration file, created by
4# sphinx-quickstart on Fri Feb 12 13:51:46 2016.
5#
6# This file is execfile()d with the current directory set to its
7# containing dir.
8#
9# Note that not all possible configuration values are present in this
10# autogenerated file.
11#
12# All configuration values have a default; values that are commented out
13# serve to show the default.
14
15import sys
16import os
17import sphinx
18
19# Get Sphinx version
20major, minor, patch = sphinx.version_info[:3]
21
22
23# If extensions (or modules to document with autodoc) are in another directory,
24# add these directories to sys.path here. If the directory is relative to the
25# documentation root, use os.path.abspath to make it absolute, like shown here.
26sys.path.insert(0, os.path.abspath('sphinx'))
27from load_config import loadConfig
28
29# -- General configuration ------------------------------------------------
30
31# If your documentation needs a minimal Sphinx version, state it here.
32needs_sphinx = '1.3'
33
34# Add any Sphinx extension module names here, as strings. They can be
35# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
36# ones.
37extensions = ['kerneldoc', 'rstFlatTable', 'kernel_include', 'cdomain',
38              'kfigure', 'sphinx.ext.ifconfig', 'automarkup']
39
40# The name of the math extension changed on Sphinx 1.4
41if (major == 1 and minor > 3) or (major > 1):
42    extensions.append("sphinx.ext.imgmath")
43else:
44    extensions.append("sphinx.ext.pngmath")
45
46# Add any paths that contain templates here, relative to this directory.
47templates_path = ['_templates']
48
49# The suffix(es) of source filenames.
50# You can specify multiple suffix as a list of string:
51# source_suffix = ['.rst', '.md']
52source_suffix = '.rst'
53
54# The encoding of source files.
55#source_encoding = 'utf-8-sig'
56
57# The master toctree document.
58master_doc = 'index'
59
60# General information about the project.
61project = 'The Linux Kernel'
62copyright = 'The kernel development community'
63author = 'The kernel development community'
64
65# The version info for the project you're documenting, acts as replacement for
66# |version| and |release|, also used in various other places throughout the
67# built documents.
68#
69# In a normal build, version and release are are set to KERNELVERSION and
70# KERNELRELEASE, respectively, from the Makefile via Sphinx command line
71# arguments.
72#
73# The following code tries to extract the information by reading the Makefile,
74# when Sphinx is run directly (e.g. by Read the Docs).
75try:
76    makefile_version = None
77    makefile_patchlevel = None
78    for line in open('../Makefile'):
79        key, val = [x.strip() for x in line.split('=', 2)]
80        if key == 'VERSION':
81            makefile_version = val
82        elif key == 'PATCHLEVEL':
83            makefile_patchlevel = val
84        if makefile_version and makefile_patchlevel:
85            break
86except:
87    pass
88finally:
89    if makefile_version and makefile_patchlevel:
90        version = release = makefile_version + '.' + makefile_patchlevel
91    else:
92        version = release = "unknown version"
93
94# The language for content autogenerated by Sphinx. Refer to documentation
95# for a list of supported languages.
96#
97# This is also used if you do content translation via gettext catalogs.
98# Usually you set "language" from the command line for these cases.
99language = None
100
101# There are two options for replacing |today|: either, you set today to some
102# non-false value, then it is used:
103#today = ''
104# Else, today_fmt is used as the format for a strftime call.
105#today_fmt = '%B %d, %Y'
106
107# List of patterns, relative to source directory, that match files and
108# directories to ignore when looking for source files.
109exclude_patterns = ['output']
110
111# The reST default role (used for this markup: `text`) to use for all
112# documents.
113#default_role = None
114
115# If true, '()' will be appended to :func: etc. cross-reference text.
116#add_function_parentheses = True
117
118# If true, the current module name will be prepended to all description
119# unit titles (such as .. function::).
120#add_module_names = True
121
122# If true, sectionauthor and moduleauthor directives will be shown in the
123# output. They are ignored by default.
124#show_authors = False
125
126# The name of the Pygments (syntax highlighting) style to use.
127pygments_style = 'sphinx'
128
129# A list of ignored prefixes for module index sorting.
130#modindex_common_prefix = []
131
132# If true, keep warnings as "system message" paragraphs in the built documents.
133#keep_warnings = False
134
135# If true, `todo` and `todoList` produce output, else they produce nothing.
136todo_include_todos = False
137
138primary_domain = 'c'
139highlight_language = 'none'
140
141# -- Options for HTML output ----------------------------------------------
142
143# The theme to use for HTML and HTML Help pages.  See the documentation for
144# a list of builtin themes.
145
146# The Read the Docs theme is available from
147# - https://github.com/snide/sphinx_rtd_theme
148# - https://pypi.python.org/pypi/sphinx_rtd_theme
149# - python-sphinx-rtd-theme package (on Debian)
150try:
151    import sphinx_rtd_theme
152    html_theme = 'sphinx_rtd_theme'
153    html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
154except ImportError:
155    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')
156
157# Theme options are theme-specific and customize the look and feel of a theme
158# further.  For a list of options available for each theme, see the
159# documentation.
160#html_theme_options = {}
161
162# Add any paths that contain custom themes here, relative to this directory.
163#html_theme_path = []
164
165# The name for this set of Sphinx documents.  If None, it defaults to
166# "<project> v<release> documentation".
167#html_title = None
168
169# A shorter title for the navigation bar.  Default is the same as html_title.
170#html_short_title = None
171
172# The name of an image file (relative to this directory) to place at the top
173# of the sidebar.
174#html_logo = None
175
176# The name of an image file (within the static path) to use as favicon of the
177# docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
178# pixels large.
179#html_favicon = None
180
181# Add any paths that contain custom static files (such as style sheets) here,
182# relative to this directory. They are copied after the builtin static files,
183# so a file named "default.css" will overwrite the builtin "default.css".
184
185html_static_path = ['sphinx-static']
186
187html_context = {
188    'css_files': [
189        '_static/theme_overrides.css',
190    ],
191}
192
193# Add any extra paths that contain custom files (such as robots.txt or
194# .htaccess) here, relative to this directory. These files are copied
195# directly to the root of the documentation.
196#html_extra_path = []
197
198# If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
199# using the given strftime format.
200#html_last_updated_fmt = '%b %d, %Y'
201
202# If true, SmartyPants will be used to convert quotes and dashes to
203# typographically correct entities.
204html_use_smartypants = False
205
206# Custom sidebar templates, maps document names to template names.
207#html_sidebars = {}
208
209# Additional templates that should be rendered to pages, maps page names to
210# template names.
211#html_additional_pages = {}
212
213# If false, no module index is generated.
214#html_domain_indices = True
215
216# If false, no index is generated.
217#html_use_index = True
218
219# If true, the index is split into individual pages for each letter.
220#html_split_index = False
221
222# If true, links to the reST sources are added to the pages.
223#html_show_sourcelink = True
224
225# If true, "Created using Sphinx" is shown in the HTML footer. Default is True.
226#html_show_sphinx = True
227
228# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
229#html_show_copyright = True
230
231# If true, an OpenSearch description file will be output, and all pages will
232# contain a <link> tag referring to it.  The value of this option must be the
233# base URL from which the finished HTML is served.
234#html_use_opensearch = ''
235
236# This is the file name suffix for HTML files (e.g. ".xhtml").
237#html_file_suffix = None
238
239# Language to be used for generating the HTML full-text search index.
240# Sphinx supports the following languages:
241#   'da', 'de', 'en', 'es', 'fi', 'fr', 'h', 'it', 'ja'
242#   'nl', 'no', 'pt', 'ro', 'r', 'sv', 'tr'
243#html_search_language = 'en'
244
245# A dictionary with options for the search language support, empty by default.
246# Now only 'ja' uses this config value
247#html_search_options = {'type': 'default'}
248
249# The name of a javascript file (relative to the configuration directory) that
250# implements a search results scorer. If empty, the default will be used.
251#html_search_scorer = 'scorer.js'
252
253# Output file base name for HTML help builder.
254htmlhelp_basename = 'TheLinuxKerneldoc'
255
256# -- Options for LaTeX output ---------------------------------------------
257
258latex_elements = {
259# The paper size ('letterpaper' or 'a4paper').
260'papersize': 'a4paper',
261
262# The font size ('10pt', '11pt' or '12pt').
263'pointsize': '11pt',
264
265# Latex figure (float) alignment
266#'figure_align': 'htbp',
267
268# Don't mangle with UTF-8 chars
269'inputenc': '',
270'utf8extra': '',
271
272# Additional stuff for the LaTeX preamble.
273    'preamble': '''
274	% Use some font with UTF-8 support with XeLaTeX
275        \\usepackage{fontspec}
276        \\setsansfont{DejaVu Sans}
277        \\setromanfont{DejaVu Serif}
278        \\setmonofont{DejaVu Sans Mono}
279
280     '''
281}
282
283# Fix reference escape troubles with Sphinx 1.4.x
284if major == 1 and minor > 3:
285    latex_elements['preamble']  += '\\renewcommand*{\\DUrole}[2]{ #2 }\n'
286
287if major == 1 and minor <= 4:
288    latex_elements['preamble']  += '\\usepackage[margin=0.5in, top=1in, bottom=1in]{geometry}'
289elif major == 1 and (minor > 5 or (minor == 5 and patch >= 3)):
290    latex_elements['sphinxsetup'] = 'hmargin=0.5in, vmargin=1in'
291    latex_elements['preamble']  += '\\fvset{fontsize=auto}\n'
292
293# Customize notice background colors on Sphinx < 1.6:
294if major == 1 and minor < 6:
295   latex_elements['preamble']  += '''
296        \\usepackage{ifthen}
297
298        % Put notes in color and let them be inside a table
299	\\definecolor{NoteColor}{RGB}{204,255,255}
300	\\definecolor{WarningColor}{RGB}{255,204,204}
301	\\definecolor{AttentionColor}{RGB}{255,255,204}
302	\\definecolor{ImportantColor}{RGB}{192,255,204}
303	\\definecolor{OtherColor}{RGB}{204,204,204}
304        \\newlength{\\mynoticelength}
305        \\makeatletter\\newenvironment{coloredbox}[1]{%
306	   \\setlength{\\fboxrule}{1pt}
307	   \\setlength{\\fboxsep}{7pt}
308	   \\setlength{\\mynoticelength}{\\linewidth}
309	   \\addtolength{\\mynoticelength}{-2\\fboxsep}
310	   \\addtolength{\\mynoticelength}{-2\\fboxrule}
311           \\begin{lrbox}{\\@tempboxa}\\begin{minipage}{\\mynoticelength}}{\\end{minipage}\\end{lrbox}%
312	   \\ifthenelse%
313	      {\\equal{\\py@noticetype}{note}}%
314	      {\\colorbox{NoteColor}{\\usebox{\\@tempboxa}}}%
315	      {%
316	         \\ifthenelse%
317	         {\\equal{\\py@noticetype}{warning}}%
318	         {\\colorbox{WarningColor}{\\usebox{\\@tempboxa}}}%
319		 {%
320	            \\ifthenelse%
321	            {\\equal{\\py@noticetype}{attention}}%
322	            {\\colorbox{AttentionColor}{\\usebox{\\@tempboxa}}}%
323		    {%
324	               \\ifthenelse%
325	               {\\equal{\\py@noticetype}{important}}%
326	               {\\colorbox{ImportantColor}{\\usebox{\\@tempboxa}}}%
327	               {\\colorbox{OtherColor}{\\usebox{\\@tempboxa}}}%
328		    }%
329		 }%
330	      }%
331        }\\makeatother
332
333        \\makeatletter
334        \\renewenvironment{notice}[2]{%
335          \\def\\py@noticetype{#1}
336          \\begin{coloredbox}{#1}
337          \\bf\\it
338          \\par\\strong{#2}
339          \\csname py@noticestart@#1\\endcsname
340        }
341	{
342          \\csname py@noticeend@\\py@noticetype\\endcsname
343          \\end{coloredbox}
344        }
345	\\makeatother
346
347     '''
348
349# With Sphinx 1.6, it is possible to change the Bg color directly
350# by using:
351#	\definecolor{sphinxnoteBgColor}{RGB}{204,255,255}
352#	\definecolor{sphinxwarningBgColor}{RGB}{255,204,204}
353#	\definecolor{sphinxattentionBgColor}{RGB}{255,255,204}
354#	\definecolor{sphinximportantBgColor}{RGB}{192,255,204}
355#
356# However, it require to use sphinx heavy box with:
357#
358#	\renewenvironment{sphinxlightbox} {%
359#		\\begin{sphinxheavybox}
360#	}
361#		\\end{sphinxheavybox}
362#	}
363#
364# Unfortunately, the implementation is buggy: if a note is inside a
365# table, it isn't displayed well. So, for now, let's use boring
366# black and white notes.
367
368# Grouping the document tree into LaTeX files. List of tuples
369# (source start file, target name, title,
370#  author, documentclass [howto, manual, or own class]).
371# Sorted in alphabetical order
372latex_documents = [
373    ('admin-guide/index', 'linux-user.tex', 'Linux Kernel User Documentation',
374     'The kernel development community', 'manual'),
375    ('core-api/index', 'core-api.tex', 'The kernel core API manual',
376     'The kernel development community', 'manual'),
377    ('crypto/index', 'crypto-api.tex', 'Linux Kernel Crypto API manual',
378     'The kernel development community', 'manual'),
379    ('dev-tools/index', 'dev-tools.tex', 'Development tools for the Kernel',
380     'The kernel development community', 'manual'),
381    ('doc-guide/index', 'kernel-doc-guide.tex', 'Linux Kernel Documentation Guide',
382     'The kernel development community', 'manual'),
383    ('driver-api/index', 'driver-api.tex', 'The kernel driver API manual',
384     'The kernel development community', 'manual'),
385    ('filesystems/index', 'filesystems.tex', 'Linux Filesystems API',
386     'The kernel development community', 'manual'),
387    ('admin-guide/ext4', 'ext4-admin-guide.tex', 'ext4 Administration Guide',
388     'ext4 Community', 'manual'),
389    ('filesystems/ext4/index', 'ext4-data-structures.tex',
390     'ext4 Data Structures and Algorithms', 'ext4 Community', 'manual'),
391    ('gpu/index', 'gpu.tex', 'Linux GPU Driver Developer\'s Guide',
392     'The kernel development community', 'manual'),
393    ('input/index', 'linux-input.tex', 'The Linux input driver subsystem',
394     'The kernel development community', 'manual'),
395    ('kernel-hacking/index', 'kernel-hacking.tex', 'Unreliable Guide To Hacking The Linux Kernel',
396     'The kernel development community', 'manual'),
397    ('media/index', 'media.tex', 'Linux Media Subsystem Documentation',
398     'The kernel development community', 'manual'),
399    ('networking/index', 'networking.tex', 'Linux Networking Documentation',
400     'The kernel development community', 'manual'),
401    ('process/index', 'development-process.tex', 'Linux Kernel Development Documentation',
402     'The kernel development community', 'manual'),
403    ('security/index', 'security.tex', 'The kernel security subsystem manual',
404     'The kernel development community', 'manual'),
405    ('sh/index', 'sh.tex', 'SuperH architecture implementation manual',
406     'The kernel development community', 'manual'),
407    ('sound/index', 'sound.tex', 'Linux Sound Subsystem Documentation',
408     'The kernel development community', 'manual'),
409    ('userspace-api/index', 'userspace-api.tex', 'The Linux kernel user-space API guide',
410     'The kernel development community', 'manual'),
411]
412
413# The name of an image file (relative to this directory) to place at the top of
414# the title page.
415#latex_logo = None
416
417# For "manual" documents, if this is true, then toplevel headings are parts,
418# not chapters.
419#latex_use_parts = False
420
421# If true, show page references after internal links.
422#latex_show_pagerefs = False
423
424# If true, show URL addresses after external links.
425#latex_show_urls = False
426
427# Documents to append as an appendix to all manuals.
428#latex_appendices = []
429
430# If false, no module index is generated.
431#latex_domain_indices = True
432
433
434# -- Options for manual page output ---------------------------------------
435
436# One entry per manual page. List of tuples
437# (source start file, name, description, authors, manual section).
438man_pages = [
439    (master_doc, 'thelinuxkernel', 'The Linux Kernel Documentation',
440     [author], 1)
441]
442
443# If true, show URL addresses after external links.
444#man_show_urls = False
445
446
447# -- Options for Texinfo output -------------------------------------------
448
449# Grouping the document tree into Texinfo files. List of tuples
450# (source start file, target name, title, author,
451#  dir menu entry, description, category)
452texinfo_documents = [
453    (master_doc, 'TheLinuxKernel', 'The Linux Kernel Documentation',
454     author, 'TheLinuxKernel', 'One line description of project.',
455     'Miscellaneous'),
456]
457
458# Documents to append as an appendix to all manuals.
459#texinfo_appendices = []
460
461# If false, no module index is generated.
462#texinfo_domain_indices = True
463
464# How to display URL addresses: 'footnote', 'no', or 'inline'.
465#texinfo_show_urls = 'footnote'
466
467# If true, do not generate a @detailmenu in the "Top" node's menu.
468#texinfo_no_detailmenu = False
469
470
471# -- Options for Epub output ----------------------------------------------
472
473# Bibliographic Dublin Core info.
474epub_title = project
475epub_author = author
476epub_publisher = author
477epub_copyright = copyright
478
479# The basename for the epub file. It defaults to the project name.
480#epub_basename = project
481
482# The HTML theme for the epub output. Since the default themes are not
483# optimized for small screen space, using the same theme for HTML and epub
484# output is usually not wise. This defaults to 'epub', a theme designed to save
485# visual space.
486#epub_theme = 'epub'
487
488# The language of the text. It defaults to the language option
489# or 'en' if the language is not set.
490#epub_language = ''
491
492# The scheme of the identifier. Typical schemes are ISBN or URL.
493#epub_scheme = ''
494
495# The unique identifier of the text. This can be a ISBN number
496# or the project homepage.
497#epub_identifier = ''
498
499# A unique identification for the text.
500#epub_uid = ''
501
502# A tuple containing the cover image and cover page html template filenames.
503#epub_cover = ()
504
505# A sequence of (type, uri, title) tuples for the guide element of content.opf.
506#epub_guide = ()
507
508# HTML files that should be inserted before the pages created by sphinx.
509# The format is a list of tuples containing the path and title.
510#epub_pre_files = []
511
512# HTML files that should be inserted after the pages created by sphinx.
513# The format is a list of tuples containing the path and title.
514#epub_post_files = []
515
516# A list of files that should not be packed into the epub file.
517epub_exclude_files = ['search.html']
518
519# The depth of the table of contents in toc.ncx.
520#epub_tocdepth = 3
521
522# Allow duplicate toc entries.
523#epub_tocdup = True
524
525# Choose between 'default' and 'includehidden'.
526#epub_tocscope = 'default'
527
528# Fix unsupported image types using the Pillow.
529#epub_fix_images = False
530
531# Scale large images.
532#epub_max_image_width = 0
533
534# How to display URL addresses: 'footnote', 'no', or 'inline'.
535#epub_show_urls = 'inline'
536
537# If false, no index is generated.
538#epub_use_index = True
539
540#=======
541# rst2pdf
542#
543# Grouping the document tree into PDF files. List of tuples
544# (source start file, target name, title, author, options).
545#
546# See the Sphinx chapter of http://ralsina.me/static/manual.pdf
547#
548# FIXME: Do not add the index file here; the result will be too big. Adding
549# multiple PDF files here actually tries to get the cross-referencing right
550# *between* PDF files.
551pdf_documents = [
552    ('kernel-documentation', u'Kernel', u'Kernel', u'J. Random Bozo'),
553]
554
555# kernel-doc extension configuration for running Sphinx directly (e.g. by Read
556# the Docs). In a normal build, these are supplied from the Makefile via command
557# line arguments.
558kerneldoc_bin = '../scripts/kernel-doc'
559kerneldoc_srctree = '..'
560
561# ------------------------------------------------------------------------------
562# Since loadConfig overwrites settings from the global namespace, it has to be
563# the last statement in the conf.py file
564# ------------------------------------------------------------------------------
565loadConfig(globals())
566