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-rw-r--r--libguile/strings.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/libguile/strings.h b/libguile/strings.h
index e7053257f..2dabde1d6 100644
--- a/libguile/strings.h
+++ b/libguile/strings.h
@@ -3,7 +3,7 @@
#ifndef SCM_STRINGS_H
#define SCM_STRINGS_H
-/* Copyright (C) 1995,1996,1997,1998,2000,2001, 2004, 2005, 2006, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1997,1998,2000,2001, 2004, 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -109,6 +109,17 @@ SCM_API size_t scm_to_locale_stringbuf (SCM str, char *buf, size_t max_len);
SCM_API SCM scm_makfromstrs (int argc, char **argv);
+
+/* internal constants */
+
+/* Type tag for read-only strings. */
+#define scm_tc7_ro_string (scm_tc7_string + 0x200)
+
+/* Flags for shared and inline strings. */
+#define SCM_I_STRINGBUF_F_SHARED 0x100
+#define SCM_I_STRINGBUF_F_INLINE 0x200
+
+
/* internal accessor functions. Arguments must be valid. */
SCM_INTERNAL SCM scm_i_make_string (size_t len, char **datap);