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18 lines
291 B
Bash
18 lines
291 B
Bash
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#!/bin/sh
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refname="$1"
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oldrev="$2"
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newrev="$3"
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if [ "$refname" != "refs/heads/main" ]; then
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echo "Only refs/heads/main allowed"
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exit 1
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fi
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zero=$(git hash-object --stdin </dev/null | tr '[0-9a-f]' '0')
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if [ "$newrev" = "$zero" ]; then
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echo "Don't delete main branch"
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exit 1
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fi
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exit 0
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