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-rw-r--r--sphinx/application.py24
1 files changed, 22 insertions, 2 deletions
diff --git a/sphinx/application.py b/sphinx/application.py
index 37117692f..58570a149 100644
--- a/sphinx/application.py
+++ b/sphinx/application.py
@@ -25,7 +25,8 @@ import sphinx
from sphinx import package_dir, locale
from sphinx.roles import XRefRole
from sphinx.config import Config
-from sphinx.errors import SphinxError, SphinxWarning, ExtensionError
+from sphinx.errors import SphinxError, SphinxWarning, ExtensionError, \
+ VersionRequirementError
from sphinx.domains import ObjType, all_domains
from sphinx.domains.std import GenericObject, Target, StandardDomain
from sphinx.builders import BUILTIN_BUILDERS
@@ -111,6 +112,13 @@ class Sphinx(object):
# now that we know all config values, collect them from conf.py
self.config.init_values()
+ # check the Sphinx version if requested
+ if self.config.needs_sphinx and \
+ self.config.needs_sphinx > sphinx.__version__[:3]:
+ raise VersionRequirementError(
+ 'This project needs at least Sphinx v%s and therefore cannot '
+ 'be built with this version.' % self.config.needs_sphinx)
+
# set up translation infrastructure
self._init_i18n()
# set up the build environment
@@ -232,9 +240,21 @@ class Sphinx(object):
self.warn('extension %r has no setup() function; is it really '
'a Sphinx extension module?' % extension)
else:
- mod.setup(self)
+ try:
+ mod.setup(self)
+ except VersionRequirementError, err:
+ # add the extension name to the version required
+ raise VersionRequirementError(
+ 'The %s extension used by this project needs at least '
+ 'Sphinx v%s; it therefore cannot be built with this '
+ 'version.' % (extension, err))
self._extensions[extension] = mod
+ def require_sphinx(self, version):
+ # check the Sphinx version if requested
+ if version > sphinx.__version__[:3]:
+ raise VersionRequirementError(version)
+
def import_object(self, objname, source=None):
"""Import an object from a 'module.name' string."""
try: