fix for printf with broken strtold; fix readline reading specified number of multibyte characters; fix read builtin to deal with invalid utf-8 continuation character as delimiter; turn off -n if supplied at interactive shell invocation

bash-20240812/examples/scripts/spin.bash

@@ -0,0 +1,37 @@
+#!/bin/bash
+#
+# spin.bash -- provide a `spinning wheel' to show progress
+#
+# Chet Ramey
+# chet@po.cwru.edu
+#
+#  Copyright 1997 Chester Ramey
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2, or (at your option)
+#   any later version.
+#
+#   TThis program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the Free Software Foundation,
+#   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+bs=$'\b'
+ 
+chars="|${bs} \\${bs} -${bs} /${bs}"
+ 
+# Infinite loop for demo. purposes
+while :
+do
+    for letter in $chars
+    do
+        echo -n ${letter}
+    done
+done
+
+exit 0