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For #1659, #307, add ffmpeg-4.2-fit for rtc

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winlin 2020-03-22 16:34:54 +08:00
parent 634a14bfa6
commit 4308f238c0
690 changed files with 182077 additions and 1 deletions
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63
trunk/3rdparty/ffmpeg-4.2-fit/ffbuild/version.sh vendored Executable file
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#!/bin/sh
# Usage: version.sh <ffmpeg-root-dir> <output-version.h> <extra-version>
# check for git short hash
if ! test "$revision"; then
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 "$1" && git describe --tags --always 2> /dev/null)
fi
fi
# Shallow Git clones (--depth) do not have the N tag:
# use 'git-YYYY-MM-DD-hhhhhhh'.
test "$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
# no revision number found
test "$revision" || revision=$(cd "$1" && cat RELEASE 2> /dev/null)
# Append the Git hash if we have one
test "$revision" && test "$git_hash" && revision="$revision-$git_hash"
# releases extract the version number from the VERSION file
version=$(cd "$1" && cat VERSION 2> /dev/null)
test "$version" || version=$revision
test -n "$3" && version=$version-$3
if [ -z "$2" ]; then
echo "$version"
exit
fi
NEW_REVISION="#define FFMPEG_VERSION \"$version\""
OLD_REVISION=$(cat "$2" 2> /dev/null | head -4 | tail -1)
# String used for preprocessor guard
GUARD=$(echo "$2" | sed 's/\//_/' | sed 's/\./_/' | tr '[:lower:]' '[:upper:]' | sed 's/LIB//')
# Update version header only on revision changes to avoid spurious rebuilds
if test "$NEW_REVISION" != "$OLD_REVISION"; then
cat << EOF > "$2"
/* Automatically generated by version.sh, do not manually edit! */
#ifndef $GUARD
#define $GUARD
$NEW_REVISION
#endif /* $GUARD */
EOF
fi