From cbfb18aca58fa9be9e787e993e272b60e5e2bbbe Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@drexel.edu>
Date: Thu, 1 Dec 2011 13:28:28 -0500
Subject: [PATCH] Break out git_fetch and only pull when there is a remote.

---
 dotfiles.sh | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/dotfiles.sh b/dotfiles.sh
index 7386fc4..63d0ade 100755
--- a/dotfiles.sh
+++ b/dotfiles.sh
@@ -163,6 +163,17 @@ function get_repo_source()
 	fi
 }
 
+function git_fetch()
+{
+	REPO=$(nonempty_option 'git_fetch' 'REPO' "${1}") || return 1
+	REMOTES=$(cd "${REPO}" && "${GIT}" remote) || return 1
+	if [ -n "${REMOTES}" ]; then
+		(cd "${REPO}" && "${GIT}" pull) || return 1
+	else
+		echo "no remote repositories found for ${REPO}"
+	fi
+}
+
 function wget_fetch()
 {
 	REPO=$(nonempty_option 'wget_fetch' 'REPO' "${1}") || return 1
@@ -202,6 +213,7 @@ function wget_fetch()
 	fi
 }
 
+
 # usage: link_file REPO FILE
 #
 # Create the symbolic link to the version of FILE in the REPO
@@ -336,7 +348,7 @@ function fetch()
 		TRANSFER='git'
 	fi
 	if [ "${TRANSFER}" = 'git' ]; then
-		(cd "${REPO}" && "${GIT}" pull) || return 1
+		git_fetch "${REPO}" || return 1
 	elif [ "${TRANSFER}" = 'wget' ]; then
 		wget_fetch "${REPO}" || return 1
 	else
-- 
2.26.2