source file of the GNU LilyPond music typesetter
(c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
-
- Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
String
ly_symbol2string (SCM s)
{
- assert (is_symbol (s));
+ assert (ly_c_symbol_p (s));
return String ((Byte*)SCM_STRING_CHARS (s), (int) SCM_STRING_LENGTH (s));
}
}
};
-String
-ly_scm2string (SCM s)
+char const *
+ly_scm2str0 (SCM string)
{
- assert (ly_c_string_p (s));
+ SCM_ASSERT_TYPE (ly_c_string_p (string), string, SCM_ARG1,
+ __FUNCTION__, "string");
+ return SCM_STRING_CHARS (string);
+}
- char *p = SCM_STRING_CHARS (s);
- String r (p);
- return r;
+String
+ly_scm2string (SCM string)
+{
+ return ly_scm2str0 (string);
}
char *
ly_scm2newstr (SCM str, size_t *lenp)
{
- char *new_str;
- size_t len;
-
SCM_ASSERT_TYPE (ly_c_string_p (str), str, SCM_ARG1, __FUNCTION__, "string");
- len = SCM_STRING_LENGTH (str);
- new_str = (char *) malloc ((len + 1) * sizeof (char));
-
- if (new_str == NULL)
- return NULL;
-
- memcpy (new_str, SCM_STRING_CHARS (str), len);
- new_str[len] = '\0';
-
- if (lenp != NULL)
- *lenp = len;
+ size_t len = SCM_STRING_LENGTH (str);
+ if (char *new_str = (char *) malloc ((len + 1) * sizeof (char)))
+ {
+ memcpy (new_str, SCM_STRING_CHARS (str), len);
+ new_str[len] = '\0';
- return new_str;
+ if (lenp)
+ *lenp = len;
+
+ return new_str;
+ }
+ return 0;
}
SCM
return s;
}
-LY_DEFINE (ly_warning,"ly:warn", 1, 0, 0,
- (SCM str), "Scheme callable function to issue the warning @code{msg}.")
+LY_DEFINE (ly_warn, "ly:warn",
+ 1, 0, 1, (SCM str, SCM rest),
+ "Scheme callable function to issue the warning @code{msg}. "
+ "The message is formatted with @code{format} and @code{rest}.")
{
SCM_ASSERT_TYPE (ly_c_string_p (str), str, SCM_ARG1, __FUNCTION__, "string");
progress_indication ("\n");
+
+ str = scm_simple_format (SCM_BOOL_F, str, rest);
warning ("lily-guile: " + ly_scm2string (str));
- return SCM_BOOL_T;
+ return SCM_UNSPECIFIED;
+}
+
+LY_DEFINE (ly_programming_error, "ly:programming-error",
+ 1, 0, 1, (SCM str, SCM rest),
+ "Scheme callable function to issue the warning @code{msg}. "
+ "The message is formatted with @code{format} and @code{rest}.")
+{
+ SCM_ASSERT_TYPE (ly_c_string_p (str), str, SCM_ARG1, __FUNCTION__, "string");
+ progress_indication ("\n");
+
+ str = scm_simple_format (SCM_BOOL_F, str, rest);
+ programming_error (ly_scm2string (str));
+ return SCM_UNSPECIFIED;
}
-LY_DEFINE (ly_dir_p, "ly:dir?", 1,0, 0, (SCM s),
+LY_DEFINE (ly_dir_p, "ly:dir?",
+ 1, 0, 0, (SCM s),
"type predicate. A direction is @code{-1}, @code{0} or "
"@code{1}, where @code{-1} represents "
"left or down and @code{1} represents right or up.")
{
- if (is_number (s))
+ if (ly_c_number_p (s))
{
int i = ly_scm2int (s);
return (i>= -1 && i <= 1) ? SCM_BOOL_T : SCM_BOOL_F;
bool
is_number_pair (SCM p)
{
- return ly_c_pair_p (p) && is_number (ly_car (p)) && is_number (ly_cdr (p));
+ return ly_c_pair_p (p)
+ && ly_c_number_p (ly_car (p)) && ly_c_number_p (ly_cdr (p));
}
typedef void (*Void_fptr) ();
scm_init_funcs_->push (f);
}
-
void
ly_init_ly_module (void *)
{
scm_c_use_module ("lily");
}
-unsigned int ly_scm_hash (SCM s)
+unsigned int
+ly_scm_hash (SCM s)
{
return scm_ihashv (s, ~1u);
}
-
-
bool
is_direction (SCM s)
{
- if (is_number (s))
+ if (ly_c_number_p (s))
{
int i = ly_scm2int (s);
return i>= -1 && i <= 1;
return false;
}
-
bool
is_axis (SCM s)
{
- if (is_number (s))
+ if (ly_c_number_p (s))
{
int i = ly_scm2int (s);
return i== 0 || i == 1;
Direction
to_dir (SCM s)
{
- return SCM_INUMP (s) ? (Direction) ly_scm2int (s) : CENTER;
+ return scm_is_integer (s) ? (Direction) ly_scm2int (s) : CENTER;
}
Interval
bool
to_boolean (SCM s)
{
- return is_boolean (s) && ly_scm2bool (s);
+ return ly_c_boolean_p (s) && ly_scm2bool (s);
}
/* Appendable list L: the cdr contains the list, the car the last cons
scm_set_car_x (l, newcons);
}
-
SCM
ly_offset2scm (Offset o)
{
ly_scm2double (ly_cdr (s)));
}
-
LY_DEFINE (ly_number2string, "ly:number->string",
1, 0, 0, (SCM s),
"Convert @var{num} to a string without generating many decimals.")
{
- SCM_ASSERT_TYPE (is_number (s), s, SCM_ARG1, __FUNCTION__, "number");
+ SCM_ASSERT_TYPE (ly_c_number_p (s), s, SCM_ARG1, __FUNCTION__, "number");
char str[400]; // ugh.
{
if (ly_c_pair_p (src))
return scm_cons (ly_deep_copy (ly_car (src)), ly_deep_copy (ly_cdr (src)));
- else if (is_vector (src))
+ else if (ly_c_vector_p (src))
{
int len = SCM_VECTOR_LENGTH (src);
SCM nv = scm_c_make_vector (len, SCM_UNDEFINED);
if (val == SCM_EOL || val == SCM_BOOL_F)
return ok;
- if (!is_symbol (sym))
+ if (!ly_c_symbol_p (sym))
#if 0
return false;
#else
SCM type = scm_object_property (sym, type_symbol);
- if (type != SCM_EOL && !is_procedure (type))
+ if (type != SCM_EOL && !ly_c_procedure_p (type))
{
warning (_f ("Can't find property type-check for `%s' (%s).",
ly_symbol2string (sym).to_str0 (),
else
{
if (val != SCM_EOL
- && is_procedure (type)
+ && ly_c_procedure_p (type)
&& scm_call_1 (type, val) == SCM_BOOL_F)
{
SCM errport = scm_current_error_port ();
for (SCM i = list; ly_c_pair_p (i); i = ly_cdr (i))
{
if (!ly_c_pair_p (ly_cdr (i))
- || !is_equal (ly_car (i), ly_cadr (i)))
+ || !ly_c_equal_p (ly_car (i), ly_cadr (i)))
unique = scm_cons (ly_car (i), unique);
}
return scm_reverse_x (unique, SCM_EOL);
{
SCM i = ly_car (after);
after = ly_cdr (after);
- if (is_equal (i, s))
+ if (ly_c_equal_p (i, s))
break;
before = scm_cons (i, before);
}
Slice s;
s.set_empty ();
for (; ly_c_pair_p (l); l = ly_cdr (l))
- if (is_number (ly_car (l)))
+ if (ly_c_number_p (ly_car (l)))
s.add_point (ly_scm2int (ly_car (l)));
return s;
}
Real
robust_scm2double (SCM k, double x)
{
- if (is_number (k))
+ if (ly_c_number_p (k))
x = ly_scm2double (k);
return x;
}
{
int i = scm_ilength (alist);
if (i < 0)
- return scm_make_vector (scm_int2num (0), SCM_EOL);
+ return scm_c_make_hash_table (0);
- SCM tab = scm_make_vector (scm_int2num (i), SCM_EOL);
+ SCM tab = scm_c_make_hash_table (i);
for (SCM s = alist; ly_c_pair_p (s); s = ly_cdr (s))
{
SCM pt = ly_cdar (s);
/*
Debugging mem leaks:
*/
-LY_DEFINE (ly_protects, "ly:protects", 0, 0, 0, (),
+LY_DEFINE (ly_protects, "ly:protects",
+ 0, 0, 0, (),
"Return hash of protected objects.")
{
return scm_protects;
}
#endif
+
+
+#if HAVE_PANGO_FC_FONT_MAP_ADD_DECODER_FIND_FUNC
+
+#include "pangofc-afm-decoder.hh"
+
+LY_DEFINE (ly_pango_add_afm_decoder, "ly:pango-add-afm-decoder",
+ 1, 0, 0, (SCM font_family),
+ "Add pango afm decoder for FONT-FAMILY.")
+{
+ SCM_ASSERT_TYPE (ly_c_string_p (font_family), font_family, SCM_ARG1, __FUNCTION__, "font_family");
+ pango_fc_afm_add_decoder (ly_scm2newstr (font_family, 0));
+ return SCM_UNSPECIFIED;
+}
+
+#endif
+
+LY_DEFINE (ly_gettext, "ly:gettext",
+ 1, 0, 0, (SCM string),
+ "Gettext wrapper.")
+{
+ SCM_ASSERT_TYPE (ly_c_string_p (string), string, SCM_ARG1,
+ __FUNCTION__, "string");
+ return scm_makfrom0str (gettext (ly_scm2str0 (string)));
+}