/*
- lily-guile.cc -- implement assorted guile functions
+ lily-guile.cc -- implement assorted SCM interface functions
source file of the GNU LilyPond music typesetter
- (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
- Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1998--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+ Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
+#include "lily-guile.hh"
-#include <stdio.h>
-#include <stdlib.h>
-#include <libintl.h> // gettext on macos x
-#include <math.h> /* isinf */
-#include <string.h> /* strdup, strchr */
-#include <ctype.h>
-
-#include "lily-proto.hh"
-#include "version.hh"
-
-/* MacOS S fix:
- source-file.hh includes cmath which undefines isinf and isnan
+#include <cstdio>
+#include <cstdlib>
+#include <cstring> /* strdup, strchr */
+#include <cctype>
- FIXME: #ifdef MACOS_X?
-*/
-inline int my_isinf (Real r) { return isinf (r); }
-inline int my_isnan (Real r) { return isnan (r); }
+using namespace std;
+#include "config.hh"
+#include "dimensions.hh"
+#include "direction.hh"
+#include "file-path.hh"
+#include "international.hh"
#include "libc-extension.hh"
-#include "lily-guile.hh"
#include "main.hh"
-#include "file-path.hh"
-#include "warn.hh"
-#include "direction.hh"
+#include "misc.hh"
#include "offset.hh"
-#include "interval.hh"
#include "pitch.hh"
-#include "dimensions.hh"
+#include "string-convert.hh"
#include "source-file.hh"
+#include "version.hh"
+#include "warn.hh"
// #define TEST_GC
SCM
-ly_last (SCM list)
+ly_to_symbol (SCM scm)
+{
+ return scm_string_to_symbol (ly_to_string (scm));
+}
+
+SCM
+ly_to_string (SCM scm)
{
- return ly_car (scm_last_pair (list));
+ return scm_call_3 (ly_lily_module_constant ("format"), SCM_BOOL_F,
+
+ scm_makfrom0str ("~S"), scm);
}
+SCM
+ly_last (SCM list)
+{
+ return scm_car (scm_last_pair (list));
+}
SCM
ly_write2scm (SCM s)
{
- SCM port = scm_mkstrport (SCM_INUM0,
+ SCM port = scm_mkstrport (SCM_INUM0,
scm_make_string (SCM_INUM0, SCM_UNDEFINED),
SCM_OPN | SCM_WRTNG,
"ly_write2string");
// SCM write = scm_eval_3 (ly_symbol2scm ("write"), s, SCM_EOL);
SCM write = scm_primitive_eval (ly_symbol2scm ("write"));
-
+
// scm_apply (write, port, SCM_EOL);
scm_call_2 (write, s, port);
return scm_strport_to_string (port);
}
-
SCM
ly_quote_scm (SCM s)
{
return scm_list_n (ly_symbol2scm ("quote"), s, SCM_UNDEFINED);
}
-String
+string
ly_symbol2string (SCM s)
{
/*
Ugh. this is not very efficient.
- */
+ */
SCM str = scm_symbol_to_string (s);
return ly_scm2string (str);
}
-String
-gulp_file_to_string (String fn)
+string
+gulp_file_to_string (string fn, bool must_exist, int size)
{
- String s = global_path.find (fn);
+ string s = global_path.find (fn);
if (s == "")
{
- String e = _f ("can't find file: `%s'", fn);
- e += " ";
- e += _f ("(load path: `%s')", global_path.to_string ());
- error (e);
+ if (must_exist)
+ {
+ string e = _f ("can't find file: `%s'", fn);
+ e += " ";
+ e += _f ("(load path: `%s')", global_path.to_string ());
+ error (e);
+ /* unreachable */
+ }
+ return s;
}
- else if (verbose_global_b)
+
+ if (be_verbose_global)
progress_indication ("[" + s);
- int n;
- char * str = gulp_file (s, &n);
- String result (str);
+ int n = size;
+ char *str = gulp_file (s, &n);
+ string result (str, n);
delete[] str;
-
- if (verbose_global_b)
+
+ if (be_verbose_global)
progress_indication ("]");
return result;
}
-LY_DEFINE (ly_gulp_file, "ly:gulp-file",
- 1, 0, 0, (SCM name),
- "Read the file @var{name}, and return its contents in a string. "
- "The file is looked up using the search path.")
-{
- SCM_ASSERT_TYPE (scm_is_string (name), name, SCM_ARG1, __FUNCTION__, "string");
- return scm_makfrom0str (gulp_file_to_string (ly_scm2string (name)).to_str0 ());
-}
-
-
extern "C" {
// maybe gdb 5.0 becomes quicker if it doesn't do fancy C++ typing?
-void
-ly_display_scm (SCM s)
-{
- scm_display (s, scm_current_output_port ());
- scm_newline (scm_current_output_port ());
-}
+ void
+ ly_display_scm (SCM s)
+ {
+ scm_display (s, scm_current_output_port ());
+ scm_newline (scm_current_output_port ());
+ }
};
-String
+string
ly_scm2string (SCM str)
{
- return String ((Byte*)scm_i_string_chars (str),
- (int) scm_i_string_length (str));
+ assert (scm_is_string (str));
+ return string (scm_i_string_chars (str),
+ (int) scm_i_string_length (str));
}
char *
{
SCM_ASSERT_TYPE (scm_is_string (str), str, SCM_ARG1, __FUNCTION__, "string");
- size_t len = SCM_STRING_LENGTH (str);
+ size_t len = scm_i_string_length (str);
if (char *new_str = (char *) malloc ((len + 1) * sizeof (char)))
{
memcpy (new_str, scm_i_string_chars (str), len);
if (lenp)
*lenp = len;
-
+
return new_str;
}
return 0;
SCM
index_get_cell (SCM s, Direction d)
{
-
+
assert (d);
- return (d == LEFT) ? ly_car (s) : ly_cdr (s);
+ return (d == LEFT) ? scm_car (s) : scm_cdr (s);
}
SCM
scm_set_cdr_x (s, v);
return s;
}
-
-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 (scm_is_string (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_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 (scm_is_string (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),
- "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 (scm_is_number (s))
- {
- int i = scm_to_int (s);
- return (i>= -1 && i <= 1) ? SCM_BOOL_T : SCM_BOOL_F;
- }
- return SCM_BOOL_F;
-}
bool
is_number_pair (SCM p)
{
- return ly_c_pair_p (p)
- && scm_is_number (ly_car (p)) && scm_is_number (ly_cdr (p));
+ return scm_is_pair (p)
+ && scm_is_number (scm_car (p)) && scm_is_number (scm_cdr (p));
}
typedef void (*Void_fptr) ();
-Array<Void_fptr> *scm_init_funcs_;
+vector<Void_fptr> *scm_init_funcs_;
void add_scm_init_func (void (*f) ())
{
if (!scm_init_funcs_)
- scm_init_funcs_ = new Array<Void_fptr>;
+ scm_init_funcs_ = new vector<Void_fptr>;
- scm_init_funcs_->push (f);
+ scm_init_funcs_->push_back (f);
}
void
ly_init_ly_module (void *)
{
- for (int i=scm_init_funcs_->size () ; i--;)
- (scm_init_funcs_->elem (i)) ();
+ for (vsize i = scm_init_funcs_->size (); i--;)
+ (scm_init_funcs_->at (i)) ();
+
+ if (be_verbose_global)
+ {
+ progress_indication ("[");
+ scm_display (scm_c_eval_string ("(%search-load-path \"lily.scm\")"),
+ scm_current_error_port ());
+ progress_indication ("]\n");
+ }
- if (verbose_global_b)
- progress_indication ("\n");
-
scm_primitive_load_path (scm_makfrom0str ("lily.scm"));
}
if (scm_is_number (s))
{
int i = scm_to_int (s);
- return i>= -1 && i <= 1;
+ return i >= -1 && i <= 1;
}
return false;
}
if (scm_is_number (s))
{
int i = scm_to_int (s);
- return i== 0 || i == 1;
+ return i == 0 || i == 1;
}
return false;
}
Interval
ly_scm2interval (SCM p)
{
- return Interval (scm_to_double (ly_car (p)), scm_to_double (ly_cdr (p)));
+ return Interval (scm_to_double (scm_car (p)), scm_to_double (scm_cdr (p)));
}
Drul_array<Real>
ly_scm2realdrul (SCM p)
{
- return Drul_array<Real> (scm_to_double (ly_car (p)),
- scm_to_double (ly_cdr (p)));
+ return Drul_array<Real> (scm_to_double (scm_car (p)),
+ scm_to_double (scm_cdr (p)));
}
SCM
ly_interval2scm (Drul_array<Real> i)
{
- return scm_cons (scm_make_real (i[LEFT]), scm_make_real (i[RIGHT]));
+ return scm_cons (scm_from_double (i[LEFT]), scm_from_double (i[RIGHT]));
}
bool
{
SCM s = scm_cons (SCM_EOL, SCM_EOL);
scm_set_car_x (s, s);
-
+
return s;
}
appendable_list_append (SCM l, SCM elt)
{
SCM newcons = scm_cons (elt, SCM_EOL);
-
- scm_set_cdr_x (ly_car (l), newcons);
+
+ scm_set_cdr_x (scm_car (l), newcons);
scm_set_car_x (l, newcons);
}
SCM
ly_offset2scm (Offset o)
{
- return scm_cons (scm_make_real (o[X_AXIS]), scm_make_real (o[Y_AXIS]));
+ return scm_cons (scm_from_double (o[X_AXIS]), scm_from_double (o[Y_AXIS]));
}
Offset
ly_scm2offset (SCM s)
{
- return Offset (scm_to_double (ly_car (s)),
- scm_to_double (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 (scm_is_number (s), s, SCM_ARG1, __FUNCTION__, "number");
-
- char str[400]; // ugh.
-
- if (scm_exact_p (s) == SCM_BOOL_F)
- {
- Real r (scm_to_double (s));
-
- if (my_isinf (r) || my_isnan (r))
- {
- programming_error ("Infinity or NaN encountered while converting Real number; setting to zero.");
- r = 0.0;
- }
-
- sprintf (str, "%08.4f", r);
- }
- else
- sprintf (str, "%d", scm_to_int (s));
-
- return scm_makfrom0str (str);
-}
-
-
-
-LY_DEFINE (ly_version, "ly:version", 0, 0, 0, (),
- "Return the current lilypond version as a list, e.g. @code{(1 3 127 uu1)}. ")
-{
- char const* vs = "\'(" MAJOR_VERSION " " MINOR_VERSION " " PATCH_LEVEL " " MY_PATCH_LEVEL ")" ;
-
- return scm_c_eval_string ((char*)vs);
-}
-
-LY_DEFINE (ly_unit, "ly:unit", 0, 0, 0, (),
- "Return the unit used for lengths as a string.")
-{
- return scm_makfrom0str (INTERNAL_UNIT);
-}
-
-
-
-LY_DEFINE (ly_dimension_p, "ly:dimension?", 1, 0, 0, (SCM d),
- "Return @var{d} is a number. Used to distinguish length "
- "variables from normal numbers.")
-{
- return scm_number_p (d);
+ return Offset (scm_to_double (scm_car (s)),
+ scm_to_double (scm_cdr (s)));
}
SCM
ly_deep_copy (SCM src)
{
- if (ly_c_pair_p (src))
- return scm_cons (ly_deep_copy (ly_car (src)), ly_deep_copy (ly_cdr (src)));
- else if (ly_c_vector_p (src))
+ if (scm_is_pair (src))
+ return scm_cons (ly_deep_copy (scm_car (src)), ly_deep_copy (scm_cdr (src)));
+ else if (scm_is_vector (src))
{
- int len = SCM_VECTOR_LENGTH (src);
+ int len = scm_c_vector_length (src);
SCM nv = scm_c_make_vector (len, SCM_UNDEFINED);
- for (int i =0 ; i < len ; i++)
+ for (int i = 0;i < len; i++)
{
- SCM si = scm_int2num (i);
- scm_vector_set_x (nv, si, ly_deep_copy (scm_vector_ref (src, si)));
+ SCM si = scm_from_int (i);
+ scm_vector_set_x (nv, si, ly_deep_copy (scm_vector_ref (src, si)));
}
}
return src;
}
-
-
-
-SCM
-ly_assoc_chain (SCM key, SCM achain)
-{
- if (ly_c_pair_p (achain))
- {
- SCM handle = scm_assoc (key, ly_car (achain));
- if (ly_c_pair_p (handle))
- return handle;
- else
- return ly_assoc_chain (key, ly_cdr (achain));
- }
- else
- return SCM_BOOL_F;
-}
-
/* looks the key up in the cdrs of the alist-keys
- ignoring the car and ignoring non-pair keys.
Returns first match found, i.e.
alist = ((1 . 10)
- ((1 . 2) . 11)
- ((2 . 1) . 12)
- ((3 . 0) . 13)
- ((4 . 1) . 14) )
-
-I would like (ly_assoc_cdr 1) to return 12 - because it's the first
-element with the cdr of the key = 1. In other words (alloc_cdr key)
-corresponds to call
-
-(alloc (anything . key))
-
+ ((1 . 2) . 11)
+ ((2 . 1) . 12)
+ ((3 . 0) . 13)
+ ((4 . 1) . 14) )
+ I would like (ly_assoc_cdr 1) to return 12 - because it's the first
+ element with the cdr of the key = 1. In other words (alloc_cdr key)
+ corresponds to call
+ (alloc (anything . key))
*/
SCM
ly_assoc_cdr (SCM key, SCM alist)
{
- if (ly_c_pair_p (alist))
+ if (scm_is_pair (alist))
{
- SCM trykey = ly_caar (alist);
- if (ly_c_pair_p (trykey) && to_boolean (scm_equal_p (key, ly_cdr (trykey))))
- return ly_car (alist);
- else
- return ly_assoc_cdr (key, ly_cdr (alist));
+ SCM trykey = scm_caar (alist);
+ if (scm_is_pair (trykey)
+ && to_boolean (scm_equal_p (key, scm_cdr (trykey))))
+ return scm_car (alist);
+ return ly_assoc_cdr (key, scm_cdr (alist));
}
return SCM_BOOL_F;
}
-/* LST has the form "sym1 sym2 sym3\nsym4\nsym5"
- i.e. \n and ' ' can be used interchangeably as separators. */
SCM
-parse_symbol_list (char const *lst)
-{
- char *s = strdup (lst);
- char *orig = s;
- SCM create_list = SCM_EOL;
-
- char * e = s + strlen (s) - 1;
- while (e >= s && isspace (*e))
- *e-- = 0;
-
- for (char * p = s; *p; p++)
- if (*p == '\n')
- *p = ' ';
-
- if (!s[0])
- s = 0;
-
- while (s)
- {
- char *next = strchr (s, ' ');
- if (next)
- *next++ = 0;
-
- create_list = scm_cons (ly_symbol2scm (s), create_list);
- s = next;
- }
+ly_string_array_to_scm (vector<string> a)
+{
+ SCM s = SCM_EOL;
+ for (vsize i = a.size (); i ; i--)
+ s = scm_cons (ly_symbol2scm (a[i - 1].c_str ()), s);
+ return s;
+}
- free (orig);
- return create_list;
+/* SYMBOLS is a whitespace separated list. */
+SCM
+parse_symbol_list (char const *symbols)
+{
+ while (isspace (*symbols))
+ *symbols++;
+ string s = symbols;
+ replace_all (s, '\n', ' ');
+ replace_all (s, '\t', ' ');
+ return ly_string_array_to_scm (string_split (s, ' '));
}
SCM
{
SCM s = lst;
k--;
- for (; ly_c_pair_p (s) && k--; s = ly_cdr (s))
+ for (; scm_is_pair (s) && k--; s = scm_cdr (s))
;
- if (ly_c_pair_p (s))
+ if (scm_is_pair (s))
scm_set_cdr_x (s, SCM_EOL);
}
return lst;
}
-String
+string
print_scm_val (SCM val)
{
- String realval = ly_scm2string (ly_write2scm (val));
+ string realval = ly_scm2string (ly_write2scm (val));
if (realval.length () > 200)
- realval = realval.left_string (100)
+ realval = realval.substr (0, 100)
+ "\n :\n :\n"
- + realval.right_string (100);
- return realval;
+ + realval.substr (realval.length () - 100);
+ return realval;
}
bool
-type_check_assignment (SCM sym, SCM val, SCM type_symbol)
+type_check_assignment (SCM sym, SCM val, SCM type_symbol)
{
bool ok = true;
TODO: should remove #f from allowed vals?
- */
+ */
if (val == SCM_EOL || val == SCM_BOOL_F)
return ok;
TODO: deprecate the use of \override and \revert for
autoBeamSettings?
- or use a symbol autoBeamSettingS?
- */
- return true;
+ or use a symbol autoBeamSettingS?
+ */
+ return true;
#endif
-
+
SCM type = scm_object_property (sym, type_symbol);
- 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 (),
- ly_symbol2string (type_symbol).to_str0 ())
- + " " + _ ("Perhaps you made a typing error?"));
-
- /* Be strict when being anal :) */
- if (internal_type_checking_global_b)
- abort ();
-
- warning (_ ("Doing assignment anyway."));
- }
+ if (type != SCM_EOL && !ly_is_procedure (type))
+ {
+ warning (_f ("can't find property type-check for `%s' (%s).",
+ ly_symbol2string (sym).c_str (),
+ ly_symbol2string (type_symbol).c_str ())
+ + " " + _ ("perhaps a typing error?"));
+
+ /* Be strict when being anal :) */
+ if (do_internal_type_checking_global)
+ abort ();
+
+ warning (_ ("doing assignment anyway"));
+ }
else
{
if (val != SCM_EOL
- && ly_c_procedure_p (type)
+ && ly_is_procedure (type)
&& scm_call_1 (type, val) == SCM_BOOL_F)
{
- SCM errport = scm_current_error_port ();
ok = false;
- SCM typefunc = ly_scheme_function ("type-name");
+ SCM typefunc = ly_lily_module_constant ("type-name");
SCM type_name = scm_call_1 (typefunc, type);
-
- scm_puts (_f ("Type check for `%s' failed; value `%s' must be of type `%s'",
- ly_symbol2string (sym).to_str0 (),
- print_scm_val (val),
- ly_scm2string (type_name).to_str0 ()).to_str0 (),
- errport);
- scm_puts ("\n", errport);
+ warning (_f ("type check for `%s' failed; value `%s' must be of type `%s'",
+ ly_symbol2string (sym).c_str (),
+ print_scm_val (val),
+ ly_scm2string (type_name).c_str ()));
+ progress_indication ("\n");
}
}
return ok;
}
-
/* some SCM abbrevs
- zijn deze nou handig?
- zijn ze er al in scheme, maar heten ze anders? */
-
+zijn deze nou handig?
+zijn ze er al in scheme, maar heten ze anders? */
/* Remove doubles from (sorted) list */
SCM
ly_unique (SCM list)
{
SCM unique = SCM_EOL;
- for (SCM i = list; ly_c_pair_p (i); i = ly_cdr (i))
+ for (SCM i = list; scm_is_pair (i); i = scm_cdr (i))
{
- if (!ly_c_pair_p (ly_cdr (i))
- || !ly_c_equal_p (ly_car (i), ly_cadr (i)))
- unique = scm_cons (ly_car (i), unique);
+ if (!scm_is_pair (scm_cdr (i))
+ || !ly_is_equal (scm_car (i), scm_cadr (i)))
+ unique = scm_cons (scm_car (i), unique);
}
return scm_reverse_x (unique, SCM_EOL);
}
-
static int
scm_default_compare (void const *a, void const *b)
{
- SCM pa = *(SCM*) a;
- SCM pb = *(SCM*) b;
+ SCM pa = *(SCM *) a;
+ SCM pb = *(SCM *) b;
if (pa == pb)
return 0;
return pa < pb ? -1 : 1;
}
-/* Modify LST in place: qsort it. */
+/* Modify LST in place: qsort it.
+
+FIXME: unused, junk? */
SCM
ly_list_qsort_uniq_x (SCM lst)
{
int len = scm_ilength (lst);
SCM *arr = new SCM[len];
int k = 0;
- for (SCM s = lst; SCM_NNULLP (s); s = SCM_CDR (s))
- arr[k++] = SCM_CAR (s);
+ for (SCM s = lst; SCM_NNULLP (s); s = scm_cdr (s))
+ arr[k++] = scm_car (s);
assert (k == len);
qsort (arr, len, sizeof (SCM), &scm_default_compare);
*tail = SCM_EOL;
delete[] arr;
- return lst;
+ return lst;
}
-
/* tail add */
SCM
ly_snoc (SCM s, SCM list)
{
SCM before = SCM_EOL;
SCM after = list;
- for (; ly_c_pair_p (after);)
+ for (; scm_is_pair (after);)
{
- SCM i = ly_car (after);
- after = ly_cdr (after);
- if (ly_c_equal_p (i, s))
+ SCM i = scm_car (after);
+ after = scm_cdr (after);
+ if (ly_is_equal (i, s))
break;
before = scm_cons (i, before);
}
- return scm_cons ( scm_reverse_x (before, SCM_EOL), after);
-
+ return scm_cons (scm_reverse_x (before, SCM_EOL), after);
}
-
void
taint (SCM *)
{
/*
nop.
- */
+ */
}
/*
display stuff without using stack
- */
+*/
SCM
display_list (SCM s)
{
SCM p = scm_current_output_port ();
scm_puts ("(", p);
- for (; ly_c_pair_p (s); s =ly_cdr (s))
+ for (; scm_is_pair (s); s = scm_cdr (s))
{
- scm_display (ly_car (s), p);
- scm_puts (" ", p);
+ scm_display (scm_car (s), p);
+ scm_puts (" ", p);
}
scm_puts (")", p);
return SCM_UNSPECIFIED;
{
Slice s;
s.set_empty ();
- for (; ly_c_pair_p (l); l = ly_cdr (l))
- if (scm_is_number (ly_car (l)))
- s.add_point (scm_to_int (ly_car (l)));
+ for (; scm_is_pair (l); l = scm_cdr (l))
+ if (scm_is_number (scm_car (l)))
+ s.add_point (scm_to_int (scm_car (l)));
return s;
}
/* Return I-th element, or last elt L. If I < 0, then we take the first
element.
-
+
PRE: length (L) > 0 */
SCM
robust_list_ref (int i, SCM l)
{
- while (i-- > 0 && ly_c_pair_p (ly_cdr (l)))
- l = ly_cdr (l);
- return ly_car (l);
+ while (i-- > 0 && scm_is_pair (scm_cdr (l)))
+ l = scm_cdr (l);
+ return scm_car (l);
}
Real
return x;
}
+Direction
+robust_scm2dir (SCM d, Direction def)
+{
+ if (is_direction (d))
+ def = to_dir (d);
+ return def;
+}
+
Interval
robust_scm2interval (SCM k, Drul_array<Real> v)
{
Interval i;
- i[LEFT]= v[LEFT];
- i[RIGHT]= v[RIGHT];
+ i[LEFT] = v[LEFT];
+ i[RIGHT] = v[RIGHT];
if (is_number_pair (k))
i = ly_scm2interval (k);
return i;
return v;
}
+Drul_array<bool>
+robust_scm2booldrul (SCM k, Drul_array<bool> def)
+{
+ if (scm_is_pair (k))
+ {
+ def[LEFT] = to_boolean (scm_car (k));
+ def[RIGHT] = to_boolean (scm_cdr (k));
+ }
+ return def;
+}
+
Offset
robust_scm2offset (SCM k, Offset o)
{
int i = scm_ilength (alist);
if (i < 0)
return scm_c_make_hash_table (0);
-
+
SCM tab = scm_c_make_hash_table (i);
- for (SCM s = alist; ly_c_pair_p (s); s = ly_cdr (s))
+ for (SCM s = alist; scm_is_pair (s); s = scm_cdr (s))
{
- SCM pt = ly_cdar (s);
- scm_hashq_set_x (tab, ly_caar (s), pt);
+ SCM pt = scm_cdar (s);
+ scm_hashq_set_x (tab, scm_caar (s), pt);
}
- return tab;
+ return tab;
}
-#if 1
-/*
- Debugging mem leaks:
- */
-LY_DEFINE (ly_protects, "ly:protects",
- 0, 0, 0, (),
- "Return hash of protected objects.")
+bool
+alist_equal_p (SCM a, SCM b)
{
- return scm_protects;
-}
-#endif
+ for (SCM s = a;
+ scm_is_pair (s); s = scm_cdr (s))
+ {
+ SCM key = scm_caar (s);
+ SCM val = scm_cdar (s);
+ SCM l = scm_assoc (key, b);
+ if (l == SCM_BOOL_F
+ || !ly_is_equal (scm_cdr (l), val))
-#if HAVE_PANGO_FC_FONT_MAP_ADD_DECODER_FIND_FUNC
+ return false;
+ }
+ return true;
+}
-#include "pangofc-afm-decoder.hh"
+SCM
+ly_alist_vals (SCM alist)
+{
+ SCM x = SCM_EOL;
+ for (SCM p = alist; scm_is_pair (p); p = scm_cdr (p))
+ x = scm_cons (scm_cdar (p), x);
+ return x;
+}
-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
+ly_hash2alist (SCM tab)
{
- SCM_ASSERT_TYPE (scm_is_string (font_family), font_family, SCM_ARG1,
- __FUNCTION__, "font_family");
- pango_fc_afm_add_decoder (ly_scm2newstr (font_family, 0));
- return SCM_UNSPECIFIED;
+ SCM func = ly_lily_module_constant ("hash-table->alist");
+ return scm_call_1 (func, tab);
}
-#endif
+int
+procedure_arity (SCM proc)
+{
+ assert (ly_is_procedure (proc));
+ SCM arity = scm_procedure_property (proc,
+ ly_symbol2scm ("arity"));
+
+ SCM fixed = scm_car (arity);
+ return scm_to_int (fixed);
+}
-LY_DEFINE (ly_gettext, "ly:gettext",
- 1, 0, 0, (SCM string),
- "Gettext wrapper.")
+string
+mangle_cxx_identifier (string cxx_id)
{
- SCM_ASSERT_TYPE (scm_is_string (string), string, SCM_ARG1,
- __FUNCTION__, "string");
- return scm_makfrom0str (gettext (scm_i_string_chars (string)));
+ if (cxx_id.substr (0, 3) == "ly_")
+ cxx_id = cxx_id.replace (0, 3, "ly:");
+ else
+ {
+ cxx_id = String_convert::to_lower (cxx_id);
+ cxx_id = "ly:" + cxx_id;
+ }
+ if (cxx_id.substr (cxx_id.length () - 2) == "_p")
+ cxx_id = cxx_id.replace (cxx_id.length () - 2, 1, "?");
+ else if (cxx_id.substr (cxx_id.length () - 2) == "_x")
+ cxx_id = cxx_id.replace (cxx_id.length () - 2, 1, "!");
+
+ cxx_id = replace_all (cxx_id, '_', '-');
+ return cxx_id;
}