X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=lib%2Fsup%2Fbuffer.rb;h=df5d23c455fbaeb9fa53a5d9d66305249d9d6f17;hb=8039b8594c5246338406b284ab9b2c4974b77937;hp=d85090a6db57eab56a8e230a6aeb8e3a925e6339;hpb=8903cdedc810b5570b5d2cfb35d60683782aa84a;p=sup

diff --git a/lib/sup/buffer.rb b/lib/sup/buffer.rb
index d85090a..df5d23c 100644
--- a/lib/sup/buffer.rb
+++ b/lib/sup/buffer.rb
@@ -35,7 +35,14 @@ module Ncurses
     end
   end
 
-  module_function :rows, :cols, :curx, :nonblocking_getch, :mutex, :sync
+  ## pretends ctrl-c's are ctrl-g's
+  def safe_nonblocking_getch
+    nonblocking_getch
+  rescue Interrupt
+    KEY_CANCEL
+  end
+
+  module_function :rows, :cols, :curx, :nonblocking_getch, :safe_nonblocking_getch, :mutex, :sync
 
   remove_const :KEY_ENTER
   remove_const :KEY_CANCEL
@@ -383,7 +390,7 @@ EOS
     draw_screen
 
     until mode.done?
-      c = Ncurses.nonblocking_getch
+      c = Ncurses.safe_nonblocking_getch
       next unless c # getch timeout
       break if c == Ncurses::KEY_CANCEL
       begin
@@ -559,7 +566,7 @@ EOS
     end
 
     while true
-      c = Ncurses.nonblocking_getch
+      c = Ncurses.safe_nonblocking_getch
       next unless c # getch timeout
       break unless tf.handle_input c # process keystroke
 
@@ -612,7 +619,7 @@ EOS
     ret = nil
     done = false
     until done
-      key = Ncurses.nonblocking_getch or next
+      key = Ncurses.safe_nonblocking_getch or next
       if key == Ncurses::KEY_CANCEL
         done = true
       elsif accept.nil? || accept.empty? || accept.member?(key)