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Anonymous committed 4812a93

pack-objects: check pack.window for default window size

For some repositories, deltas simply don't make sense. One can disable
them for git-repack by adding --window, but git-push insists on making
the deltas which can be very CPU-intensive for little benefit.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>

Comments (0)

Files changed (2)

Documentation/config.txt

 	Whether to include summaries of merged commits in newly created
 	merge commit messages. False by default.
 
+pack.window::
+	The size of the window used by gitlink:git-pack-objects[1] when no
+	window size is given on the command line. Defaults to 10.
+
 pull.octopus::
 	The default merge strategy to use when pulling multiple branches
 	at once.
 static unsigned char pack_file_sha1[20];
 static int progress = 1;
 static volatile sig_atomic_t progress_update = 0;
+static int window = 10;
 
 /*
  * The object names in objects array are hashed with this hashtable,
 	setitimer(ITIMER_REAL, &v, NULL);
 }
 
+static int git_pack_config(const char *k, const char *v)
+{
+	if(!strcmp(k, "pack.window")) {
+		window = git_config_int(k, v);
+		return 0;
+	}
+	return git_default_config(k, v);
+}
+
 int main(int argc, char **argv)
 {
 	SHA_CTX ctx;
 	char line[40 + 1 + PATH_MAX + 2];
-	int window = 10, depth = 10, pack_to_stdout = 0;
+	int depth = 10, pack_to_stdout = 0;
 	struct object_entry **list;
 	int num_preferred_base = 0;
 	int i;
 
 	setup_git_directory();
+	git_config(git_pack_config);
 
 	progress = isatty(2);
 	for (i = 1; i < argc; i++) {