[PATCH] makediff: make it work for fresh checkout

["Michael S. Tsirkin" <mst@redhat.com>]

1st time one checks out our repo, latexdiff submodule
is not initialized. Pass --init to update command
to initialize it. It seems to be harmless if already
initialized.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 makediff.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/makediff.sh b/makediff.sh
index c925c5f..f65a2b4 100755
--- a/makediff.sh
+++ b/makediff.sh
@@ -44,7 +44,7 @@ latexpand $MAIN -o flat.tex
 cd "${cur}"
 #wget http://mirror.math.ku.edu/tex-archive/support/latexdiff/latexdiff-fast
 #chmod +x latexdiff-fast
-git submodule update latexdiff
+git submodule update --init latexdiff
 make -C latexdiff mkdirs dist/latexdiff-fast
 ln -fs ./latexdiff/dist/latexdiff-fast ./latexdiff-fast
 ./latexdiff-fast \
-- 
MST