f1cc88a5 |
#!/bin/sh
|
3c5c4cfa |
# Usage: version.sh <ffmpeg-root-dir> <output-version.h> <extra-version>
|
40eaf780 |
# check for git short hash |
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if ! test "$revision"; then |
f3158c3f |
if (cd "$1" && grep git RELEASE 2> /dev/null >/dev/null) ; then
revision=$(cd "$1" && git describe --tags --match N 2> /dev/null)
else
revision=$(cd "$1" && git describe --tags --always 2> /dev/null)
fi |
40eaf780 |
fi
|
657eac04 |
# Shallow Git clones (--depth) do not have the N tag:
# use 'git-YYYY-MM-DD-hhhhhhh'.
test "$revision" || revision=$(cd "$1" &&
git log -1 --pretty=format:"git-%cd-%h" --date=short 2> /dev/null)
# Snapshots from gitweb are in a directory called ffmpeg-hhhhhhh or
# ffmpeg-HEAD-hhhhhhh.
if [ -z "$revision" ]; then
srcdir=$(cd "$1" && pwd)
case "$srcdir" in
*/ffmpeg-[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f])
git_hash="${srcdir##*-}";;
*/ffmpeg-HEAD-[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f])
git_hash="${srcdir##*-}";;
esac
fi
|
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# no revision number found |
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test "$revision" || revision=$(cd "$1" && cat RELEASE 2> /dev/null) |
123103ca |
|
657eac04 |
# Append the Git hash if we have one
test "$revision" && test "$git_hash" && revision="$revision-$git_hash"
|
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# releases extract the version number from the VERSION file |
8202d905 |
version=$(cd "$1" && cat VERSION 2> /dev/null) |
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test "$version" || version=$revision |
ac63af34 |
|
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test -n "$3" && version=$version-$3
|
16064462 |
if [ -z "$2" ]; then
echo "$version"
exit
fi
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NEW_REVISION="#define FFMPEG_VERSION \"$version\"" |
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OLD_REVISION=$(cat "$2" 2> /dev/null | head -4 | tail -1) |
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# String used for preprocessor guard
GUARD=$(echo "$2" | sed 's/\//_/' | sed 's/\./_/' | tr '[:lower:]' '[:upper:]' | sed 's/LIB//') |
f1cc88a5 |
|
802ba5f5 |
# Update version header only on revision changes to avoid spurious rebuilds |
f1cc88a5 |
if test "$NEW_REVISION" != "$OLD_REVISION"; then |
c5806910 |
cat << EOF > "$2" |
104f8ea8 |
/* Automatically generated by version.sh, do not manually edit! */ |
c5806910 |
#ifndef $GUARD
#define $GUARD
$NEW_REVISION
#endif /* $GUARD */
EOF |
f1cc88a5 |
fi |