#!/bin/bash
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#
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# Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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#
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# Generate version information
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if ghash=$(git rev-parse --short --verify HEAD 2>/dev/null); then
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if gdesc=$(git describe --dirty --match='v*' 2>/dev/null); then
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IFS="-" fields=($gdesc)
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tag="${fields[0]}"
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IFS="." vernum=($tag)
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numcommits=$((${vernum[2]}+${fields[1]:-0}))
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ver_major="${vernum[0]}"
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ver_branch="${vernum[1]}"
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else
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numcommits=$(git rev-list HEAD | wc -l)
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ver_major="v0"
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ver_branch="0"
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fi
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# avoid putting the -dirty attribute if only the timestamp
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# changed
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git status > /dev/null 2>&1
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dirty=$(sh -c "[ '$(git diff-index --name-only HEAD)' ] \
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&& echo '-dirty'")
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ver="${ver_major}.${ver_branch}.${numcommits}-${ghash}${dirty}"
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else
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ver="unknown"
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fi
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date=$(date '+%F %T')
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echo "const char futility_version[] = \"${ver} ${date} ${USER}\";";
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