[PATCH 1/3] Don't save the commit buffer in git-describe.

The commit buffer (message of the commit) is not actually
used by the git-describe process.  We can save some memory
by not keeping it around.

Signed-off-by: Shawn O. Pearce <redacted>
---
 describe.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/describe.c b/describe.c
index f4029ee..3c2df03 100644
--- a/describe.c
+++ b/describe.c

@@ -162,6 +162,7 @@ int main(int argc, char **argv)
 	}
 
 	setup_git_directory();
+	save_commit_buffer = 0;
 
 	if (argc <= i)
 		describe("HEAD", 1);

-- 
1.4.4.4.gf027-dirty