/*
- lily-guile-macros.hh -- declare
+ lily-guile-macros.hh -- declare GUILE interaction macros.
source file of the GNU LilyPond music typesetter
- (c) 2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 2005--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#ifndef LILY_GUILE_MACROS_HH
#define SCM_UNPACK(x) (x)
#endif
-#if (__GNUC__ > 2)
/* Unreliable with gcc-2.x
FIXME: should add check for x86 as well? */
#define CACHE_SYMBOLS
-#endif
#ifdef CACHE_SYMBOLS
+/* this lets us "overload" macros such as get_property to take
+ symbols as well as strings */
+inline SCM
+scm_or_str2symbol (char const *c) { return scm_str2symbol (c); }
+
+inline SCM
+scm_or_str2symbol (SCM s) {
+ assert (scm_is_symbol (s));
+ return s;
+}
+
/* Using this trick we cache the value of scm_str2symbol ("fooo") where
"fooo" is a constant string. This is done at the cost of one static
variable per ly_symbol2scm() use, and one boolean evaluation for
every call.
-
- The overall speedup of lily is about 5% on a run of wtk1-fugue2. */
+ */
#define ly_symbol2scm(x) \
({ \
static SCM cached; \
if (__builtin_constant_p ((x))) \
{ \
if (!cached) \
- value = cached = scm_gc_protect_object (scm_str2symbol ((x))); \
+ value = cached = scm_gc_protect_object (scm_or_str2symbol (x)); \
} \
else \
- value = scm_str2symbol ((char *) (x)); \
+ value = scm_or_str2symbol (x); \
value; \
})
#else
if (__builtin_constant_p ((x))) \
{ \
if (!cached) \
- value = cached = scm_eval (scm_str2symbol (x), \
- global_lily_module); \
+ value = cached = scm_eval (scm_str2symbol (x), \
+ global_lily_module); \
} \
else \
value = scm_eval (scm_str2symbol (x), global_lily_module); \
#define DECLARE_SCHEME_CALLBACK(NAME, ARGS) \
static SCM NAME ARGS; \
static SCM NAME ## _proc
+#define ADD_TYPE_PREDICATE(func, type_name) \
+ void \
+ func ## _type_adder () \
+ {\
+ ly_add_type_predicate ((Type_predicate_ptr)func, type_name); \
+ }\
+ ADD_SCM_INIT_FUNC(func ## _type_adder_ctor, \
+ func ## _type_adder);
+#define ADD_TYPE_PREDICATE(func, type_name) \
+ void \
+ func ## _type_adder () \
+ {\
+ ly_add_type_predicate ((Type_predicate_ptr)func, type_name); \
+ }\
+ ADD_SCM_INIT_FUNC(func ## _type_adder_ctor, \
+ func ## _type_adder);
+
+string mangle_cxx_identifier (string);
+
+void ly_add_type_predicate (void *ptr, string name);
+string predicate_to_typename (void *ptr);
/*
Make TYPE::FUNC available as a Scheme function.
*/
-#define MAKE_SCHEME_CALLBACK(TYPE, FUNC, ARGCOUNT) \
+#define MAKE_SCHEME_CALLBACK_WITH_OPTARGS(TYPE, FUNC, ARGCOUNT, OPTIONAL_COUNT, DOC) \
SCM TYPE ::FUNC ## _proc; \
void \
TYPE ## _ ## FUNC ## _init_functions () \
{ \
- TYPE ::FUNC ## _proc = scm_c_define_gsubr (#TYPE "::" #FUNC, \
- (ARGCOUNT), 0, 0, \
- (Scheme_function_unknown)TYPE ::FUNC); \
- scm_c_export (#TYPE "::" #FUNC, NULL); \
+ string cxx = string (#TYPE) + "::" + string (#FUNC); \
+ string id = mangle_cxx_identifier (cxx); \
+ TYPE ::FUNC ## _proc = scm_c_define_gsubr (id.c_str(), \
+ (ARGCOUNT-OPTIONAL_COUNT), OPTIONAL_COUNT, 0, \
+ (Scheme_function_unknown) TYPE::FUNC); \
+ ly_add_function_documentation (TYPE :: FUNC ## _proc, id.c_str(), "", \
+ DOC); \
+ scm_c_export (id.c_str (), NULL); \
} \
\
ADD_SCM_INIT_FUNC (TYPE ## _ ## FUNC ## _callback, \
TYPE ## _ ## FUNC ## _init_functions);
-void
-ly_add_function_documentation (SCM proc, char const *fname,
- char const *varlist,
- char const *doc);
+#define MAKE_DOCUMENTED_SCHEME_CALLBACK(TYPE, FUNC, ARGCOUNT, DOC) \
+ MAKE_SCHEME_CALLBACK_WITH_OPTARGS(TYPE, FUNC, ARGCOUNT, 0, DOC);
+
+#define MAKE_SCHEME_CALLBACK(TYPE, FUNC, ARGCOUNT) \
+ MAKE_SCHEME_CALLBACK_WITH_OPTARGS(TYPE,FUNC,ARGCOUNT, 0, "");
+
+void ly_add_function_documentation (SCM proc, string fname, string varlist, string doc);
+void ly_check_name (string cxx, string fname);
#define ADD_SCM_INIT_FUNC(name, func) \
class name ## _scm_initter \
{ \
FNAME ## _proc = scm_c_define_gsubr (PRIMNAME, REQ, OPT, VAR, \
(Scheme_function_unknown) FNAME); \
+ ly_check_name (#FNAME, PRIMNAME);\
ly_add_function_documentation (FNAME ## _proc, PRIMNAME, #ARGLIST, \
DOCSTRING); \
scm_c_export (PRIMNAME, NULL); \
VAR, ARGLIST, DOCSTRING)
#define get_property(x) internal_get_property (ly_symbol2scm (x))
+#define get_property_data(x) internal_get_property_data (ly_symbol2scm (x))
#define get_object(x) internal_get_object (ly_symbol2scm (x))
-#define set_property(x, y) internal_set_property (ly_symbol2scm (x), y)
#define set_object(x, y) internal_set_object (ly_symbol2scm (x), y)
+#define del_property(x) internal_del_property (ly_symbol2scm (x))
+
+#ifndef NDEBUG
+/*
+ TODO: include modification callback support here, perhaps
+ through intermediate Grob::instrumented_set_property( .. __LINE__ ).
+ */
+#define set_property(x, y) instrumented_set_property (ly_symbol2scm (x), y, __FILE__, __LINE__, __FUNCTION__)
+#else
+#define set_property(x, y) internal_set_property (ly_symbol2scm (x), y)
+#endif
+
+
+
+#define LY_ASSERT_TYPE(pred, var, number) \
+ { \
+ if (!pred (var)) \
+ { \
+ scm_wrong_type_arg_msg(mangle_cxx_identifier (__FUNCTION__).c_str(), \
+ number, var, \
+ predicate_to_typename ((void*) &pred).c_str()); \
+ } \
+ }
+
+#define LY_ASSERT_SMOB(klass, var, number) LY_ASSERT_TYPE(klass::unsmob, var, number)
+
+
#endif /* LILY_GUILE_MACROS_HH */
projects / lilypond.git / blobdiff