case "$merge_head" in
'')
- curr_branch=$(git-symbolic-ref HEAD | \
- sed -e 's|^refs/heads/||')
+ curr_branch=$(git-symbolic-ref -q HEAD)
+ case $? in
+ 0) ;;
+ 1) echo >&2 "You are not currently on a branch; you must explicitly"
+ echo >&2 "specify which branch you wish to merge:"
+ echo >&2 " git pull <remote> <branch>"
+ exit 1;;
+ *) exit $?;;
+ esac
+ curr_branch=${curr_branch#refs/heads/}
+
echo >&2 "Warning: No merge candidate found because value of config option
\"branch.${curr_branch}.merge\" does not match any remote branch fetched."
echo >&2 "No changes."