made local really local

profile.d/rain.sh

@@ -152,6 +152,7 @@ _rain_engine()
     local term_area=0
     local frame_sleep="$step_duration"
 
+    local sigwinch
     sigwinch()
     {
         term_width=$(tput cols)
@@ -193,11 +194,13 @@ _rain_engine()
         fi
     }
 
+    local do_exit
     do_exit()
     {
         exit_st=1
     }
 
+    local do_render
     do_render()
     {
         local idx=0 y=0 drop_color="" current_char="" render_color=""
@@ -293,6 +296,7 @@ _rain_engine()
 # Usage: rain [OPTIONS]
 rain()
 {
+    local _rain_show_usage
     _rain_show_usage()
     {
         printf "Usage: rain [OPTIONS]\n"
@@ -389,6 +393,7 @@ export -f rain
 # Usage: matrix [OPTIONS]
 matrix()
 {
+    local _matrix_show_usage
     _matrix_show_usage()
     {
         printf "Usage: matrix [OPTIONS]\n"