# Copyright lowRISC contributors.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0
#
# Sphinx configuration file for the Ibex documentation
#
# All configuration values have a default; values that are commented out
# serve to show the default.

# 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.
#
import os
import sys

# Source top directory
topsrcdir = os.path.join(os.path.dirname(__file__), '..')

old_sys_path = sys.path
try:
    sys.path.append(os.path.join(topsrcdir, 'util'))
    import check_tool_requirements as ctr
finally:
    sys.path = old_sys_path


numfig=True
numfig_format = {'figure': 'Figure %s', 'table': 'Table %s', 'code-block': 'Listing %s'}

# -- General configuration ------------------------------------------------

# If your documentation needs a minimal Sphinx version, state it here.
#
# needs_sphinx = '1.0'

# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
# ones.
extensions = [
    'sphinxcontrib.wavedrom',
    'sphinx.ext.todo',
]

# Wavedrom
wavedrom_html_jsinline = False
render_using_wavedrompy = True

# Add any paths that contain templates here, relative to this directory.
templates_path = ['_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 master toctree document.
master_doc = 'index'

# General information about the project.
project = 'Ibex Documentation'
copyright = '2017-2018, ETH Zurich and University of Bologna, 2018-present lowRISC'
author = 'lowRISC contributors'

# 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.
#
# The short X.Y version.
version = ''
# The full version, including alpha/beta/rc tags.
from setuptools_scm import get_version
release = get_version(root=topsrcdir)

# 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'

# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
# This patterns also effect to html_static_path and html_extra_path
exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store', 'venv']

# The name of the Pygments (syntax highlighting) style to use.
pygments_style = 'sphinx'

# If true, `todo` and `todoList` produce output, else they produce nothing.
todo_include_todos = True


# -- Options for HTML output ----------------------------------------------

# The theme to use for HTML and HTML Help pages.  See the documentation for
# a list of builtin themes.
#
html_theme = 'sphinx_rtd_theme'

# 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 = {
    'style_nav_header_background': '#E53651'
}

html_logo = 'images/logo.svg'

# 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 = ['_static']

html_css_files = [
    'theme_overrides.css', # Fix wide tables in RTD theme
]

# -- Options for LaTeX output ---------------------------------------------

latex_elements = {
    # The paper size ('letterpaper' or 'a4paper').
    #
    # 'papersize': 'letterpaper',

    # The font size ('10pt', '11pt' or '12pt').
    #
    # 'pointsize': '10pt',

    # Additional stuff for the LaTeX preamble.
    #
    # 'preamble': '',

    # Latex figure (float) alignment
    #
    # 'figure_align': 'htbp',
}

# Grouping the document tree into LaTeX files. List of tuples
# (source start file, target name, title,
#  author, documentclass [howto, manual, or own class]).
latex_documents = [
    (master_doc, 'ibex.tex', u'Ibex Documentation',
     u'lowRISC', 'manual'),
]

latex_logo = ''

# -- 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, 'ibex', u'Ibex Documentation',
     [author], 1)
]


# -- 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, 'ibex', u'Ibex Documentation',
     author, 'ibex', 'Ibex RV32 CPU core',
     'Miscellaneous'),
]

# -- Tool version numbers -------------------------------------------------

# Add minimum versions of required tools as variables for use inside the
# documentation.
tool_reqs = ctr.read_tool_requirements()
rst_epilog = ""
for tool, req in tool_reqs.items():
    rst_epilog += (".. |tool_requirements.{}| replace:: {}\n"
                   .format(tool, req.min_version))