mirror of
https://github.com/mpv-player/mpv
synced 2024-12-24 15:52:25 +00:00
65 lines
1.3 KiB
Bash
Executable File
65 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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export LC_ALL=C
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version_h="version.h"
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print=yes
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for ac_option do
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ac_arg=$(echo $ac_option | cut -d '=' -f 2-)
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case "$ac_option" in
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--extra=*)
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extra="-$ac_arg"
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;;
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--versionh=*)
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version_h="$(pwd)/$ac_arg"
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print=no
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;;
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--cwd=*)
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cwd="$ac_arg"
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;;
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*)
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echo "Unknown parameter: $ac_option" >&2
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exit 1
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;;
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esac
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done
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if test "$cwd" ; then
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cd "$cwd"
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fi
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# Extract revision number from file used by daily tarball snapshots
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# or from "git describe" output
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git_revision=$(cat snapshot_version 2> /dev/null)
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test "$git_revision" || test ! -e .git || git_revision="$(git describe \
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--match "v[0-9]*" --always --tags | sed 's/^v//')"
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version="$git_revision"
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# other tarballs extract the version number from the VERSION file
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if test ! "$version"; then
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version="$(cat VERSION 2> /dev/null)"
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fi
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test "$version" || version=UNKNOWN
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VERSION="${version}${extra}"
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if test "$print" = yes ; then
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echo "$VERSION"
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exit 0
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fi
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NEW_REVISION="#define VERSION \"${VERSION}\""
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OLD_REVISION=$(head -n 1 "$version_h" 2> /dev/null)
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BUILDDATE="#define BUILDDATE \"$(date)\""
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# Update version.h only on revision changes to avoid spurious rebuilds
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if test "$NEW_REVISION" != "$OLD_REVISION"; then
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cat <<EOF > "$version_h"
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$NEW_REVISION
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$BUILDDATE
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EOF
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fi
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