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-rw-r--r--libguile/strings.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/libguile/strings.c b/libguile/strings.c
index 4e21f3e28..a35b7bfdf 100644
--- a/libguile/strings.c
+++ b/libguile/strings.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995,1996,1998,2000,2001, 2004, 2006, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1998,2000,2001, 2004, 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 License
@@ -1096,6 +1096,35 @@ scm_i_deprecated_string_length (SCM str)
#endif
+static SCM
+string_handle_ref (scm_t_array_handle *h, size_t index)
+{
+ return scm_c_string_ref (h->array, index);
+}
+
+static void
+string_handle_set (scm_t_array_handle *h, size_t index, SCM val)
+{
+ scm_c_string_set_x (h->array, index, val);
+}
+
+static void
+string_get_handle (SCM v, scm_t_array_handle *h)
+{
+ h->array = v;
+ h->ndims = 1;
+ h->dims = &h->dim0;
+ h->dim0.lbnd = 0;
+ h->dim0.ubnd = scm_c_string_length (v) - 1;
+ h->dim0.inc = 1;
+ h->element_type = SCM_ARRAY_ELEMENT_TYPE_CHAR;
+ h->elements = h->writable_elements = NULL;
+}
+
+SCM_ARRAY_IMPLEMENTATION (scm_tc7_string, 0x7f & ~2,
+ string_handle_ref, string_handle_set,
+ string_get_handle);
+
void
scm_init_strings ()
{