From: SZEDER Gábor Date: Thu, 10 Oct 2013 13:58:13 GMT Subject: Re: [PATCH] git-prompt.sh: show the upstream abbrev name Message-ID: <20131010135813.GF19704@goldbirke> In-Reply-To: <1381411933-20600-1-git-send-email-jcarsique@nuxeo.com> Hi, On Thu, Oct 10, 2013 at 03:32:13PM +0200, Julien Carsique wrote: > @@ -204,6 +206,9 @@ __git_ps1_show_upstream () > *) # diverged from upstream > p=" u+${count#* }-${count% *}" ;; > esac > + if [[ -n "$count" && -n "$name" ]]; then > + p+=" $(git rev-parse --abbrev-ref "$upstream" 2>/dev/null)" The '+=' operator is not supported in all Bash versions we care about. Please write this as p="$p $(...)". Thanks, Gábor