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31 lines
721 B
31 lines
721 B
7 years ago
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#! /bin/sh
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if [ $# = 0 ]; then
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echo "Usage: $0 <submoduledir1>..." >&2
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exit 1
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fi
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# git submodule can't run in parallel. Really.
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echo $$ > .refresh-submodules.$$
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if ! mv -n .refresh-submodules.$$ .refresh-submodules; then
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rm -f .refresh-submodules.$$
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exit 0
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fi
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trap "rm -f .refresh-submodules" EXIT
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# Be a little careful here, since we do rm -rf!
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for m in "$@"; do
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if ! grep -q "path = $m\$" .gitmodules; then
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echo "$m is not a submodule!" >&2
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exit 1
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fi
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done
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# git submodule can segfault. Really.
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if [ "$(git submodule status "$@" | grep -c '^ ')" != $# ]; then
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echo Reinitializing submodules "$@" ...
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git submodule sync "$@"
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rm -rf "$@"
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git submodule update --init "$@"
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fi
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