From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 27 Jun 2013 21:38:14 +0000 (-0700)
Subject: Merge branch 'tg/maint-zsh-svn-remote-prompt' into maint
X-Git-Tag: v1.8.3.2~7
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/f79467ef364eb06ee9b49344cdec02e2bd1f2cc7?hp=fc78791b7c2cb17a461e7881ee4585b3eafda4b6

Merge branch 'tg/maint-zsh-svn-remote-prompt' into maint

* tg/maint-zsh-svn-remote-prompt:
prompt: fix show upstream with svn and zsh
---

diff --git a/contrib/completion/git-prompt.sh b/contrib/completion/git-prompt.sh
index eaf5c369aa..b6b1534c02 100644
--- a/contrib/completion/git-prompt.sh
+++ b/contrib/completion/git-prompt.sh
@@ -124,7 +124,7 @@ __git_ps1_show_upstream ()
 			fi
 			;;
 		svn-remote.*.url)
-			svn_remote[ $((${#svn_remote[@]} + 1)) ]="$value"
+			svn_remote[$((${#svn_remote[@]} + 1))]="$value"
 			svn_url_pattern+="\\|$value"
 			upstream=svn+git # default upstream is SVN if available, else git
 			;;
@@ -146,10 +146,11 @@ __git_ps1_show_upstream ()
 	svn*)
 		# get the upstream from the "git-svn-id: ..." in a commit message
 		# (git-svn uses essentially the same procedure internally)
-		local svn_upstream=($(git log --first-parent -1 \
+		local -a svn_upstream
+		svn_upstream=($(git log --first-parent -1 \
 					--grep="^git-svn-id: \(${svn_url_pattern#??}\)" 2>/dev/null))
 		if [[ 0 -ne ${#svn_upstream[@]} ]]; then
-			svn_upstream=${svn_upstream[ ${#svn_upstream[@]} - 2 ]}
+			svn_upstream=${svn_upstream[${#svn_upstream[@]} - 2]}
 			svn_upstream=${svn_upstream%@*}
 			local n_stop="${#svn_remote[@]}"
 			for ((n=1; n <= n_stop; n++)); do