Bug 552390: Handle capitialization like "DBus" more robustly

The to_underscores function was designed for use against prefixed
names; we need a separate function which will convert names like
DBusFoo into dbus_foo, not d_bus_foo.

svn path=/trunk/; revision=621

1 files changed, 7 insertions, 0 deletions

diff --git a/giscanner/utils.py b/giscanner/utils.py
index 1a45c75d..c2f6e5d8 100644
--- a/giscanner/utils.py
+++ b/giscanner/utils.py
@@ -37,6 +37,13 @@ def to_underscores(name):
     return name
 
 
+def to_underscores_noprefix(name):
+    """Like to_underscores, but designed for "unprefixed" names.
+    to_underscores("DBusFoo") => dbus_foo, not d_bus_foo."""
+    name = _upperstr_pat1.sub(r'\1_\2', name)
+    name = _upperstr_pat2.sub(r'\1_\2', name)
+    return name
+
 _libtool_pat = re.compile("dlname='([A-z0-9\.\-\+]+)'\n")