doc: fix sphinx compatibility

The function add_stylesheet() is deprecated since sphinx 1.8.
It will be removed in sphinx 4.0.
It is replaced by add_css_file().

Cc: stable@dpdk.org

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
This commit is contained in:
Thomas Monjalon 2020-04-08 10:09:23 +02:00
parent f34cb24522
commit 10d34aa3de

View File

@ -415,4 +415,8 @@ def setup(app):
# Process the numref references once the doctree has been created.
app.connect('doctree-resolved', process_numref)
app.add_stylesheet('css/custom.css')
try:
# New function in sphinx 1.8
app.add_css_file('css/custom.css')
except:
app.add_stylesheet('css/custom.css')