List files in "svn status" style-alike

git_svnst.sh

#!/bin/sh
#
# (c)2020  Henrique Moreira
# git_svnst.sh


# The following line proves you will only show lines starting with '??'
#	echo -e "ab AB-123\n?? DE-567" | sed 's/^?? \([A-Za-z0-9].*\)/:: \1/'

show_svnst ()
{
 local WHERE=$(git rev-parse --show-prefix)
 [ "$WHERE" = "" ] && WHERE=.
 sed 's/^?? \([A-Za-z0-9].*\)/?  \1/' | \
        grep "^.. $WHERE"
 return $?
}


show_svnst_2 ()
{
 local WHERE=$(git rev-parse --show-prefix)
 local EXP
 if [ "$WHERE" = "" ]; then
	show_svnst $*
	return $?
 fi
 EXP="$(echo $WHERE | sed 's/\//\\\//g')"
 sed 's/^?? \([A-Za-z0-9].*\)/?  \1/' | \
        grep "^.. $WHERE" | \
	sed "s/ $EXP/ /" | \
	grep .
 git ls-files $* | awk '{print ". ", $0}'
 return $?
}


case $1 in
    "")
        git status --porcelain | show_svnst
        RES=$?
        ;;
    st)
	# Shows only the relative path
	shift
        git status --porcelain | show_svnst_2 $*
        RES=$?
        ;;
esac

# Exit status
exit $RES