2 lily-guile.hh encapsulate guile
4 source file of the GNU LilyPond music typesetter
6 (c) 1998--2000 Jan Nieuwenhuizen <janneke@gnu.org>
15 #define fix_guile_1_3_4_scm_puts(scm_data, port) scm_puts ((char*)scm_data, port)
16 #define scm_puts(scm_data, port) fix_guile_1_3_4_scm_puts (scm_data, port)
18 #include "direction.hh"
19 #include "flower-proto.hh"
22 #define SCM_PACK(x) ((SCM) x)
26 #define SCM_UNPACK(x) ( x)
30 conversion functions follow the GUILE naming convention, i.e.
34 SCM ly_str02scm (char const*c);
35 SCM ly_deep_copy (SCM);
36 SCM ly_symbol2scm (char const *);
37 String ly_scm2string (SCM s);
38 String ly_symbol2string (SCM);
39 SCM ly_offset2scm (Offset);
40 Offset ly_scm2offset (SCM);
42 Interval ly_scm2interval (SCM);
43 SCM ly_interval2scm (Interval);
45 SCM ly_parse_scm (char const* s, int* n);
46 SCM ly_quote_scm (SCM s);
50 display and print newline.
53 void ly_display_scm (SCM s);
58 void read_lily_scm_file (String);
59 void init_lily_guile ();
64 these conversion functions also do a typecheck on the argument, and
65 return a default value if S has the wrong type.
68 Direction to_dir (SCM s);
69 bool to_boolean (SCM s);
71 void init_ly_protection ();
72 unsigned int ly_scm_hash (SCM s);
74 SCM index_cell (SCM cellp, Direction d);
75 SCM index_set_cell (SCM cellp, Direction d, SCM val);
81 void add_scm_init_func (void (*)());
84 typedef SCM(*Scheme_function_unknown)();
86 #if __GNUC_MINOR__ >= 96
87 typedef SCM(*Scheme_function_1)(SCM);
89 typedef SCM(*Scheme_function_1)(...);
92 #define MAKE_SCHEME_CALLBACK(TYPE, FUNC) \
93 static SCM TYPE ## _ ## FUNC ## _proc;\
95 TYPE ## _ ## FUNC ## _init_functions () \
97 TYPE ## _ ## FUNC ## _proc = gh_new_procedure1_0 (#TYPE "::" #FUNC, \
98 ((Scheme_function_1)TYPE :: FUNC)); \
101 ADD_SCM_INIT_FUNC(TYPE ## _ ## FUNC ## _callback, TYPE ## _ ## FUNC ## _init_functions); \
104 #define ADD_SCM_INIT_FUNC(name, func)\
105 class name ## _scm_initter { \
107 name ## _scm_initter () \
109 add_scm_init_func (func); \
111 } _ ## name ## _scm_initter; \
114 #endif // LILY_GUILE_HH