# HG changeset patch
# User wenzelm
# Date 1219506926 -7200
# Node ID 4558d93e83b7514aca77438886552867b69f7b56
# Parent  b2003c98897ccc91e345ce0163dfa5ab39de9d21
append_string: proper backslash in character escapes;

diff -r b2003c98897c -r 4558d93e83b7 src/Pure/Tools/isabelle_syntax.scala
--- a/src/Pure/Tools/isabelle_syntax.scala	Sat Aug 23 17:22:54 2008 +0200
+++ b/src/Pure/Tools/isabelle_syntax.scala	Sat Aug 23 17:55:26 2008 +0200
@@ -18,6 +18,7 @@
     result.append("\"")
     for (c <- str) {
       if (c < 32 || c == '\\' || c == '\"') {
+        result.append("\\")
         if (c < 10) result.append('0')
         if (c < 100) result.append('0')
         result.append(c.asInstanceOf[Int].toString)