get documentation version from latest Git tag.

1 files changed, 17 insertions, 4 deletions

diff --git a/doc/conf.py b/doc/conf.py
index e9c53f9ad..650942af1 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -54,10 +54,23 @@ author = u'Tristan Gingold'
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
-# The short X.Y version.
-version = '0.33'
-# The full version, including alpha/beta/rc tags.
-release = '0.33'
+def _IsUnderGitControl():
+	return (check_output(["git", "rev-parse", "--is-inside-work-tree"], universal_newlines=True).strip() == "true")
+
+def _LatestTagName():
+	return check_output(["git", "describe", "--abbrev=0", "--tags"], universal_newlines=True).strip()
+
+version = "0.33"   # The short X.Y version.
+release = "0.33"   # The full version, including alpha/beta/rc tags.
+try:
+	if _IsUnderGitControl:
+		latestTagName = _LatestTagName()[1:]		# remove prefix "v"
+		versionParts =  latestTagName.split("-")[0].split(".")
+		
+		version = ".".join(versionParts[:2])
+		release = version   # ".".join(versionParts[:3])
+except:
+	pass
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.