/* Interface to Perl from OCaml.
* Copyright (C) 2003 Merjis Ltd.
- * $Id: perl_c.c,v 1.21 2005-01-29 12:22:49 rich Exp $
+ * $Id: perl_c.c,v 1.23 2005-04-14 13:05:12 rich Exp $
*/
#include <stdio.h>
STRLEN len;
CAMLlocal1 (strv);
str = SvPV (sv, len);
- /* XXX This won't work if the string contains NUL. */
- strv = caml_copy_string (str);
+ strv = caml_alloc_string (len);
+ memcpy (String_val (strv), str, len);
CAMLreturn (strv);
}
CAMLreturn (Val_sv (&PL_sv_no));
}
+static int
+sv_type (SV *sv)
+{
+ switch (SvTYPE (sv))
+ {
+ case SVt_IV: return 1;
+ case SVt_NV: return 2;
+ case SVt_PV: return 3;
+ case SVt_RV: return 4;
+ case SVt_PVAV: return 5;
+ case SVt_PVHV: return 6;
+ case SVt_PVCV: return 7;
+ case SVt_PVGV: return 8;
+ case SVt_PVMG: return 9;
+ default: return 0;
+ }
+}
+
CAMLprim value
perl4caml_sv_type (value svv)
{
CAMLparam1 (svv);
SV *sv = Sv_val (svv);
- switch (SvTYPE (sv))
- {
- case SVt_IV: CAMLreturn (Val_int (1));
- case SVt_NV: CAMLreturn (Val_int (2));
- case SVt_PV: CAMLreturn (Val_int (3));
- case SVt_RV: CAMLreturn (Val_int (4));
- case SVt_PVAV: CAMLreturn (Val_int (5));
- case SVt_PVHV: CAMLreturn (Val_int (6));
- case SVt_PVCV: CAMLreturn (Val_int (7));
- case SVt_PVGV: CAMLreturn (Val_int (8));
- case SVt_PVMG: CAMLreturn (Val_int (9));
- default: CAMLreturn (Val_int (0));
- }
+ CAMLreturn (Val_int (sv_type (sv)));
}
CAMLprim value
}
CAMLprim value
+perl4caml_reftype (value svv)
+{
+ CAMLparam1 (svv);
+ SV *sv = Sv_val (svv);
+
+ if (!SvROK (sv))
+ caml_invalid_argument ("reftype: SV is not a reference");
+
+ CAMLreturn (Val_int (sv_type (SvRV (sv))));
+}
+
+CAMLprim value
perl4caml_deref (value svv)
{
CAMLparam1 (svv);