[PATCH] version.sh: Include leading 'v' from git describe

[Samuel Mendoza-Jonas]

On Wed, 2019-03-06 at 09:53 +1300, Samuel Mendoza-Jonas wrote:
> For some reason our version script removes the leading 'v' from the git
> tag. This confuses some other tools such as Buildroot and is different
> to most other projects, so include it again.
> 
> Additionally now that we have tagged releases just use git describe
> rather than using a SHA and date to describe non-tag commits.
> 
> Signed-off-by: Samuel Mendoza-Jonas <sam at mendozajonas.com>

Merged as 3abf853

> ---
>  version.sh | 12 ++----------
>  1 file changed, 2 insertions(+), 10 deletions(-)
> 
> diff --git a/version.sh b/version.sh
> index bf91f707..83cda7a0 100755
> --- a/version.sh
> +++ b/version.sh
> @@ -15,16 +15,8 @@ if head=$(git rev-parse --short=8 --verify HEAD 2>/dev/null); then
>  		suffix=-dirty
>  	fi
>  
> -	if tag=$(git describe --tags --exact-match 2>/dev/null); then
> -		# use a tag; remove any 'v' prefix from v<VERSION> tags
> -		tag=${tag#v}
> -		version=$(printf "%s%s" ${tag} ${suffix})
> -	else
> -		# Use the git commit revision for the package version, and add
> -		# a date prefix for easy comparisons.
> -		date=$(git log --pretty=format:"%ct" -1 HEAD)
> -		version=$(printf "%($datefmt)T.g%s%s" ${date} ${head} ${suffix})
> -	fi
> +	tag=$(git describe --tags 2>/dev/null)
> +	version=$(printf "%s%s" ${tag} ${suffix})
>  else
>  	# Check if a specific version is set, eg: by buildroot
>  	if [ ! -z "$PETITBOOT_VERSION" ];