2 input-smob.cc -- implement Input smob
4 source file of the GNU LilyPond music typesetter
6 (c) 2000--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
11 #include "input-smob.hh"
13 #include "ly-smobs.icc"
15 static long input_tag;
24 print_smob (SCM s, SCM port, scm_print_state *)
26 String str = "#<location " + unsmob_input (s)->location_str () + ">";
27 scm_puts (str.ch_C (), port);
34 delete unsmob_input (s);
41 return unsmob_input (x) ? SCM_BOOL_T : SCM_BOOL_F ;
47 input_tag = scm_make_smob_type ("input", 0);
48 scm_set_smob_mark (input_tag, mark_smob);
49 scm_set_smob_free (input_tag, free_smob);
50 scm_set_smob_print (input_tag, print_smob);
51 scm_set_smob_equalp (input_tag, 0);
53 scm_c_define_gsubr ("ly-input-location?", 1, 0, 0,
54 (Scheme_function_unknown)ly_input_p);
60 Input * nip = new Input (ip);
64 SCM_SETCAR (z, (SCM)input_tag);
65 SCM_SETCDR (z, (SCM)nip);
75 if (SCM_CAR (s) == (SCM)input_tag) // ugh.
76 return (Input*) SCM_CDR (s);
82 ADD_SCM_INIT_FUNC (input, start_input_smobs);
85 Input dummy_input_global;