/* Return a new Lisp_String. */
-static struct Lisp_String *
+static Lisp_Object
allocate_string (void)
{
- struct Lisp_String *p;
-
- p = xmalloc (sizeof *p);
- SCM_NEWSMOB (p->self, lisp_string_tag, p);
- return p;
+ return scm_make_smob (lisp_string_tag);
}
S->data if it was initially non-null. */
void
-allocate_string_data (struct Lisp_String *s,
+allocate_string_data (Lisp_Object string,
EMACS_INT nchars, EMACS_INT nbytes)
{
+ struct Lisp_String *s = (void *) SCM_SMOB_DATA (string);
unsigned char *data;
if (STRING_BYTES_BOUND < nbytes)
make_empty_string (int multibyte)
{
Lisp_Object string;
- struct Lisp_String *s;
- s = allocate_string ();
- allocate_string_data (s, 0, 0);
- XSETSTRING (string, s);
+ string = allocate_string ();
+ allocate_string_data (string, 0, 0);
if (! multibyte)
STRING_SET_UNIBYTE (string);
make_uninit_multibyte_string (EMACS_INT nchars, EMACS_INT nbytes)
{
Lisp_Object string;
- struct Lisp_String *s;
if (nchars < 0)
emacs_abort ();
if (!nbytes)
return empty_multibyte_string;
- s = allocate_string ();
- s->intervals = NULL;
- allocate_string_data (s, nchars, nbytes);
- XSETSTRING (string, s);
+ string = allocate_string ();
+ ((struct Lisp_String *) SCM_SMOB_DATA (string))->intervals = NULL;
+ allocate_string_data (string, nchars, nbytes);
return string;
}
\f
/* Initialization. */
+static int
+print_lisp_string (SCM obj, SCM port, scm_print_state *pstate)
+{
+ scm_c_write (port, "#<elisp-string \"", 16);
+ scm_c_write (port, XSTRING (obj)->data, STRING_BYTES (XSTRING (obj)));
+ scm_c_write (port, "\">", 2);
+ return 0;
+}
+
void
init_alloc_once (void)
{
lisp_misc_tag = scm_make_smob_type ("elisp-misc", 0);
- lisp_string_tag = scm_make_smob_type ("elisp-string", 0);
+ lisp_string_tag = scm_make_smob_type ("elisp-string",
+ sizeof (struct Lisp_String));
+ scm_set_smob_print (lisp_string_tag, print_lisp_string);
lisp_vectorlike_tag = scm_make_smob_type ("elisp-vectorlike", 0);
/* Used to do Vpurify_flag = Qt here, but Qt isn't set up yet! */