Patchwork [4,of,4,flagprocessor,v9] revlog: REVIDX_EXTSTORED flag

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Submitter Remi Chaintron
Date Jan. 10, 2017, 1:31 p.m.
Message ID <27c5fda702a7b8705c25.1484055063@remi-mbp2>
Download mbox | patch
Permalink /patch/18163/
State Superseded
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Remi Chaintron - Jan. 10, 2017, 1:31 p.m.
# HG changeset patch
# User Remi Chaintron <remi@fb.com>
# Date 1483636611 0
#      Thu Jan 05 17:16:51 2017 +0000
# Node ID 27c5fda702a7b8705c25dd5600356a97c3e87c69
# Parent  36f683ac689bce47243d80b697608d6bc9cc13bb
revlog: REVIDX_EXTSTORED flag

This flag will be used by the lfs extension to mark the revision data as stored
externally.

Patch

diff --git a/mercurial/help/internals/revlogs.txt b/mercurial/help/internals/revlogs.txt
--- a/mercurial/help/internals/revlogs.txt
+++ b/mercurial/help/internals/revlogs.txt
@@ -90,6 +90,7 @@ 
 6-7 (2 bytes)
    Bit flags impacting revision behavior. The following bit offsets define:
    0: REVIDX_ISCENSORED revision has censor metadata, must be verified.
+   1: REVIDX_EXTSTORED revision data is stored externally.
 8-11 (4 bytes)
    Compressed length of revision data / chunk as stored in revlog.
 12-15 (4 bytes)
diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -54,10 +54,12 @@ 
 
 # revlog index flags
 REVIDX_ISCENSORED = (1 << 15) # revision has censor metadata, must be verified
+REVIDX_EXTSTORED = (1 << 14) # revision data is stored externally
 REVIDX_DEFAULT_FLAGS = 0
 # stable order in which flags need to be processed and their processors applied
 REVIDX_FLAGS_ORDER = [
     REVIDX_ISCENSORED,
+    REVIDX_EXTSTORED,
 ]
 REVIDX_KNOWN_FLAGS = reduce(lambda x, y: x | y, REVIDX_FLAGS_ORDER)