New eeiam command: bbl to switch kb layout

bbl is for Babylon

bin/eeiam.in

     echo afk
     echo at
     echo back
+    echo bbl
     echo gone
     echo moving
     echo ooo
     klist || urxvt -e kinit
 }
 
+i_am_bbl() {
+    #
+    # changing language
+    #
+    local cur=$(setxkbmap -v | grep '^symbols: ' | cut -d+ -f2)
+    local all="$(iniread    -p iam.typing.lang)"
+    local def="$(iniread -1 -p iam.typing.lang)"
+    local nxt=$(
+        echo -e "$all\n$all" \
+          | grep -m 1 -A 1 $cur \
+          | tail -1
+    )
+    test -z "$nxt" && nxt=$def
+    test -z "$nxt" && nxt=us
+    debug -v all def cur nxt
+    setxkbmap "$nxt"
+}
+
 i_am_gone() {
     #
     # gone fishin'