OpenWrt – Blame information for rev 2
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Rev | Author | Line No. | Line |
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1 | office | 1 | #!/usr/bin/env bash |
2 | export LANG=C |
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3 | export LC_ALL=C |
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4 | [ -n "$TOPDIR" ] && cd $TOPDIR |
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5 | |||
6 | GET_REV=$1 |
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7 | |||
8 | try_version() { |
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9 | [ -f version ] || return 1 |
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10 | REV="$(cat version)" |
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11 | [ -n "$REV" ] |
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12 | } |
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13 | |||
14 | try_git() { |
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15 | REBOOT=ee53a240ac902dc83209008a2671e7fdcf55957a |
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16 | git rev-parse --git-dir >/dev/null 2>&1 || return 1 |
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17 | |||
18 | [ -n "$GET_REV" ] || GET_REV="HEAD" |
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19 | |||
20 | case "$GET_REV" in |
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21 | r*) |
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22 | GET_REV="$(echo $GET_REV | tr -d 'r')" |
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23 | BASE_REV="$(git rev-list ${REBOOT}..HEAD | wc -l | awk '{print $1}')" |
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24 | REV="$(git rev-parse HEAD~$((BASE_REV - GET_REV)))" |
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25 | ;; |
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26 | *) |
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27 | BRANCH="$(git rev-parse --abbrev-ref HEAD)" |
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28 | ORIGIN="$(git rev-parse --verify --symbolic-full-name ${BRANCH}@{u} 2>/dev/null)" |
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29 | [ -n "$ORIGIN" ] || ORIGIN="$(git rev-parse --verify --symbolic-full-name master@{u} 2>/dev/null)" |
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30 | REV="$(git rev-list ${REBOOT}..$GET_REV | wc -l | awk '{print $1}')" |
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31 | |||
32 | if [ -n "$ORIGIN" ]; then |
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33 | UPSTREAM_BASE="$(git merge-base $GET_REV $ORIGIN)" |
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34 | UPSTREAM_REV="$(git rev-list ${REBOOT}..$UPSTREAM_BASE | wc -l | awk '{print $1}')" |
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35 | else |
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36 | UPSTREAM_REV=0 |
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37 | fi |
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38 | |||
39 | if [ "$REV" -gt "$UPSTREAM_REV" ]; then |
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40 | REV="${UPSTREAM_REV}+$((REV - UPSTREAM_REV))" |
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41 | fi |
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42 | |||
43 | REV="${REV:+r$REV-$(git log -n 1 --format="%h" $UPSTREAM_BASE)}" |
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44 | |||
45 | ;; |
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46 | esac |
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47 | |||
48 | [ -n "$REV" ] |
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49 | } |
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50 | |||
51 | try_hg() { |
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52 | [ -d .hg ] || return 1 |
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53 | REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')" |
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54 | REV="${REV:+r$REV}" |
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55 | [ -n "$REV" ] |
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56 | } |
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57 | |||
58 | try_version || try_git || try_hg || REV="unknown" |
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59 | echo "$REV" |