Advertise more capabilities.

dulwich/client.py

@@ -144,7 +144,9 @@ COMMON_CAPABILITIES = [CAPABILITY_OFS_DELTA, CAPABILITY_SIDE_BAND_64K]
 UPLOAD_CAPABILITIES = ([CAPABILITY_THIN_PACK, CAPABILITY_MULTI_ACK,
                         CAPABILITY_MULTI_ACK_DETAILED, CAPABILITY_SHALLOW]
                        + COMMON_CAPABILITIES)
-RECEIVE_CAPABILITIES = [CAPABILITY_REPORT_STATUS] + COMMON_CAPABILITIES
+RECEIVE_CAPABILITIES = (
+    [CAPABILITY_REPORT_STATUS, CAPABILITY_DELETE_REFS]
+    + COMMON_CAPABILITIES)
 
 
 class ReportStatusParser(object):

dulwich/protocol.py

@@ -48,6 +48,7 @@ SIDE_BAND_CHANNEL_PROGRESS = 2
 # fatal error message just before stream aborts
 SIDE_BAND_CHANNEL_FATAL = 3
 
+CAPABILITY_ATOMIC = b'atomic'
 CAPABILITY_DEEPEN_SINCE = b'deepen-since'
 CAPABILITY_DEEPEN_NOT = b'deepen-not'
 CAPABILITY_DEEPEN_RELATIVE = b'deepen-relative'
@@ -89,7 +90,11 @@ KNOWN_UPLOAD_CAPABILITIES = set(COMMON_CAPABILITIES + [
     CAPABILITY_DEEPEN_RELATIVE,
     ])
 KNOWN_RECEIVE_CAPABILITIES = set(COMMON_CAPABILITIES + [
-    CAPABILITY_REPORT_STATUS])
+    CAPABILITY_REPORT_STATUS,
+    CAPABILITY_DELETE_REFS,
+    CAPABILITY_QUIET,
+    CAPABILITY_ATOMIC,
+    ])
 
 
 def agent_string():