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Rev | Author | Line No. | Line |
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4349 | Serge | 1 | #!/bin/sh |
2 | |||
3 | # check for git short hash |
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4 | if ! test "$revision"; then |
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5 | revision=$(cd "$1" && git describe --tags --match N 2> /dev/null) |
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6 | fi |
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7 | |||
8 | # Shallow Git clones (--depth) do not have the N tag: |
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9 | # use 'git-YYYY-MM-DD-hhhhhhh'. |
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10 | test "$revision" || revision=$(cd "$1" && |
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11 | git log -1 --pretty=format:"git-%cd-%h" --date=short 2> /dev/null) |
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12 | |||
13 | # Snapshots from gitweb are in a directory called ffmpeg-hhhhhhh or |
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14 | # ffmpeg-HEAD-hhhhhhh. |
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15 | if [ -z "$revision" ]; then |
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16 | srcdir=$(cd "$1" && pwd) |
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17 | case "$srcdir" in |
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18 | */ffmpeg-[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]) |
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19 | git_hash="${srcdir##*-}";; |
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20 | */ffmpeg-HEAD-[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]) |
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21 | git_hash="${srcdir##*-}";; |
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22 | esac |
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23 | fi |
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24 | |||
25 | # no revision number found |
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26 | test "$revision" || revision=$(cd "$1" && cat RELEASE 2> /dev/null) |
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27 | |||
28 | # Append the Git hash if we have one |
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29 | test "$revision" && test "$git_hash" && revision="$revision-$git_hash" |
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30 | |||
31 | # releases extract the version number from the VERSION file |
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32 | version=$(cd "$1" && cat VERSION 2> /dev/null) |
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33 | test "$version" || version=$revision |
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34 | |||
35 | test -n "$3" && version=$version-$3 |
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36 | |||
37 | if [ -z "$2" ]; then |
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38 | echo "$version" |
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39 | exit |
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40 | fi |
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41 | |||
42 | NEW_REVISION="#define FFMPEG_VERSION \"$version\"" |
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43 | OLD_REVISION=$(cat version.h 2> /dev/null) |
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44 | |||
45 | # Update version.h only on revision changes to avoid spurious rebuilds |
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46 | if test "$NEW_REVISION" != "$OLD_REVISION"; then |
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47 | echo "$NEW_REVISION" > "$2" |
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48 | fi |