threads / patch / 10149

patch, 2 partsgit-gc: allow --prune to be specified with --auto

Subject: [PATCH 1/2] git-gc: allow --prune to be specified with --auto

## tl;dr

One message between Oct 5, 2007 and Oct 5, 2007. Diffs are folded; open one to read it.

replies: 0people: 1as markdown or json

Steven Grimm· Oct 5, 2007, 00:12 UTC · lore

This will run git-prune only if there are still lots of loose objects after the repack finishes. Obviously the caveats about pruning not being a safe operation to run concurrently with other git commands still apply.

Signed-off-by: Steven Grimm <koreth@midwinter.com>
---
 Documentation/git-gc.txt |    4 +++-
 builtin-gc.c             |   18 +++++++++++++-----
 2 files changed, 16 insertions(+), 6 deletions(-)
Show changes to 2 files +16 −6

Documentation/git-gc.txt, builtin-gc.c

diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt
index b9d5660..60731e9 100644
--- a/Documentation/git-gc.txt
+++ b/Documentation/git-gc.txt
@@ -33,7 +33,9 @@ OPTIONS
 	done by default.  Pass this option if you want it, and only
 	when you know nobody else is creating new objects in the
 	repository at the same time (e.g. never use this option
-	in a cron script).
+	in a cron script). If used with the `--auto` option,
+	pruning will only be done if there are many loose objects
+	in the repository after gitlink:git-repack[1] is finished.
 
 --aggressive::
 	Usually 'git-gc' runs very quickly while providing good disk
diff --git a/builtin-gc.c b/builtin-gc.c
index 23ad2b6..b65cacc 100644
--- a/builtin-gc.c
+++ b/builtin-gc.c
@@ -208,7 +208,6 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
 		/*
 		 * Auto-gc should be least intrusive as possible.
 		 */
-		prune = 0;
 		if (!need_to_gc())
 			return 0;
 	}
@@ -222,15 +221,24 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
 	if (run_command_v_opt(argv_repack, RUN_GIT_CMD))
 		return error(FAILED_RUN, argv_repack[0]);
 
+	if (auto_gc) {
+		if (too_many_loose_objects()) {
+			if (! prune) {
+				warning("There are too many unreachable loose "
+					"objects; run 'git gc --prune' to "
+					"remove them.");
+			}
+			// else we will run the prune next
+		} else {
+			prune = 0;
+		}
+	}
+
 	if (prune && run_command_v_opt(argv_prune, RUN_GIT_CMD))
 		return error(FAILED_RUN, argv_prune[0]);
 
 	if (run_command_v_opt(argv_rerere, RUN_GIT_CMD))
 		return error(FAILED_RUN, argv_rerere[0]);
 
-	if (auto_gc && too_many_loose_objects())
-		warning("There are too many unreachable loose objects; "
-			"run 'git prune' to remove them.");
-
 	return 0;
 }
-- 
1.5.3.4.203.gcc61a

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