git-batch

#! /bin/sh
#
# git-batch: Iterate git commands over immediate sub-directories
# set GIT_BATCH_STDERR to stderr (or stdout) to show errors from git

if [ $# -eq 0 ]; then
	script=`basename $0`
	echo "Usage: $script [OPTION] COMMAND [FILE]"
	echo "Iterate git commands over immediate sub-directories"
	echo
	echo "  -f, --force           Force using all args as a git command params"
	echo
	echo "Examples:"
	echo "  $script status             Show status for all repos"
	echo "  $script -f fetch upstream  Fetch from remote 'upstream' for all repos"
	echo "  $script pull origin        Pull from remote 'origin' for all repos, limit to repos listed in file 'origin' if it exists"
else
	if [ "$1" = '-f' ] || [ "$1" = '--force' ]; then
		shift
		unset remote
	else
		# loop over $@; store first arg that exists as a file in $remote
		for remote; do
			if [ -f "$remote" ]; then break; fi
		done
	fi
	if [ -n "$remote" ] && [ -f "$remote" ]; then
		grep -v '^#' "$remote" | while read dir
		do
			[ ! -d "$dir" ] && continue
			cd "$dir"
			if [ $? -eq 0 ]; then
				echo
				pwd
				git $* 2>/dev/${GIT_BATCH_STDERR:-null}
				cd ..
			fi
		done
	else
		find -maxdepth 1 -type d -exec sh -c "cd '{}' && echo && pwd && git $* 2>/dev/${GIT_BATCH_STDERR:-null}" \; 
	fi
fi