Fast recursive grepping of svn working copy

svn ls -R | xargs -d 'n' grep <string-to-search-for>

s () {
    local PATTERN=$1
    local COLOR=$2
    shift; shift;
    local MOREFLAGS=$*

    if  ! test -n "$COLOR" ; then
        # is stdout connected to terminal?
        if test -t 1; then
            COLOR=always
        else
            COLOR=none
        fi
    fi

    find -L .
        -not ( -name .svn -a -prune )
        -not ( -name templates_c -a -prune )
        -not ( -name log -a -prune )
        -not ( -name logs -a -prune )
        -type f
        -not -name *.swp
        -not -name *.swo
        -not -name *.obj
        -not -name *.map
        -not -name access.log
        -not -name *.gif
        -not -name *.jpg
        -not -name *.png
        -not -name *.sql
        -not -name *.js
        -exec grep -iIHn -E --color=${COLOR} ${MOREFLAGS} -e "${PATTERN}" {} ;
}

# s foo | less
sl () {
    local PATTERN=$*
    s "$PATTERN" always | less
}

# like s but only lists the files that match
smatch () {
    local PATTERN=$1
    s $PATTERN always -l
}

# recursive search (filenames) - find file
f () {
    find -L . -not ( -name .svn -a -prune ) ( -type f -or -type d ) -name "$1"
}