/*
- lily-guile.cc -- implement assorted SCM interface functions
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
-
- (c) 1998--2007 Jan Nieuwenhuizen <janneke@gnu.org>
+ Copyright (C) 1998--2015 Jan Nieuwenhuizen <janneke@gnu.org>
Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lily-guile.hh"
#include "source-file.hh"
#include "version.hh"
#include "warn.hh"
-
+#include "lily-imports.hh"
/*
symbols/strings.
ly_scm_write_string (SCM s)
{
SCM port = scm_mkstrport (SCM_INUM0,
- scm_make_string (SCM_INUM0, SCM_UNDEFINED),
- SCM_OPN | SCM_WRTNG,
- "ly_write2string");
+ 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
ly_quote_scm (SCM s)
{
- return scm_list_n (ly_symbol2scm ("quote"), s, SCM_UNDEFINED);
+ return scm_list_2 (ly_symbol2scm ("quote"), s);
}
string
/*
Ugh. this is not very efficient.
*/
- SCM str = scm_symbol_to_string (s);
- return ly_scm2string (str);
+ return ly_scm2string (scm_symbol_to_string (s));
+}
+
+string
+robust_symbol2string (SCM sym, const string &str)
+{
+ return scm_is_symbol (sym) ? ly_symbol2string (sym) : str;
}
string
-gulp_file_to_string (string fn, bool must_exist, int size)
+gulp_file_to_string (const string &fn, bool must_exist, int size)
{
string s = global_path.find (fn);
if (s == "")
{
if (must_exist)
- {
- string e = _f ("cannot find file: `%s'", fn);
- e += " ";
- e += _f ("(load path: `%s')", global_path.to_string ());
- error (e);
- /* unreachable */
- }
+ {
+ string e = _f ("cannot find file: `%s'", fn);
+ e += " ";
+ e += _f ("(load path: `%s')", global_path.to_string ());
+ error (e);
+ /* unreachable */
+ }
return s;
}
- if (be_verbose_global)
- progress_indication ("[" + s);
+ debug_output ("[" + s, true);
vector<char> chars = gulp_file (s, size);
string result (&chars[0], chars.size ());
- if (be_verbose_global)
- progress_indication ("]");
+ debug_output ("]\n", false);
return result;
}
ly_scm2string (SCM str)
{
assert (scm_is_string (str));
- return string (scm_i_string_chars (str),
- (int) scm_i_string_length (str));
+ string result;
+ size_t len = scm_c_string_length (str);
+ if (len)
+ {
+ result.resize (len);
+ scm_to_locale_stringbuf (str, &result.at (0), len);
+ }
+ return result;
}
SCM
ly_string2scm (string const &str)
{
return scm_from_locale_stringn (str.c_str (),
- str.length ());
+ str.length ());
}
-
char *
-ly_scm2newstr (SCM str, size_t *lenp)
+ly_scm2str0 (SCM str)
{
- LY_ASSERT_TYPE (scm_is_string, str, 1);
-
- 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);
- new_str[len] = '\0';
-
- if (lenp)
- *lenp = len;
-
- return new_str;
- }
- return 0;
+ return scm_to_utf8_string (str);
}
-
/*
PAIRS
*/
SCM
index_get_cell (SCM s, Direction d)
{
-
assert (d);
return (d == LEFT) ? scm_car (s) : scm_cdr (s);
}
is_number_pair (SCM p)
{
return scm_is_pair (p)
- && scm_is_number (scm_car (p)) && scm_is_number (scm_cdr (p));
+ && scm_is_number (scm_car (p)) && scm_is_number (scm_cdr (p));
}
-
unsigned int
ly_scm_hash (SCM s)
{
return scm_ihashv (s, ~1u);
}
-
bool
is_axis (SCM s)
{
- if (scm_is_number (s))
+ if (scm_is_integer (s))
{
int i = scm_to_int (s);
return i == 0 || i == 1;
Interval
ly_scm2interval (SCM p)
{
- return Interval (scm_to_double (scm_car (p)), scm_to_double (scm_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 (scm_car (p)),
- scm_to_double (scm_cdr (p)));
+ scm_to_double (scm_cdr (p)));
}
SCM
return scm_cons (scm_from_double (i[LEFT]), scm_from_double (i[RIGHT]));
}
-
Interval
robust_scm2interval (SCM k, Drul_array<Real> v)
{
ly_scm2offset (SCM s)
{
return Offset (scm_to_double (scm_car (s)),
- scm_to_double (scm_cdr (s)));
+ scm_to_double (scm_cdr (s)));
}
Offset
return os;
}
-
-
-
/*
ALIST
*/
-
-bool
-alist_equal_p (SCM a, SCM b)
-{
- 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))
-
- return false;
- }
- return true;
-}
-
SCM
ly_alist_vals (SCM alist)
{
return scm_car (l);
}
-
SCM
ly_deep_copy (SCM 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))
+ {
+ SCM res = SCM_EOL;
+ do
+ {
+ res = scm_cons (ly_deep_copy (scm_car (src)), res);
+ src = scm_cdr (src);
+ }
+ while (scm_is_pair (src));
+ // Oh, come on, GUILE. Why do you require the second argument
+ // of scm_reverse_x to be a proper list? That makes no sense.
+ // return scm_reverse_x (res, ly_deep_copy (src));
+ SCM last_cons = res;
+ res = scm_reverse_x (res, SCM_EOL);
+ scm_set_cdr_x (last_cons, ly_deep_copy (src));
+ return res;
+ }
+ if (scm_is_vector (src))
{
int len = scm_c_vector_length (src);
SCM nv = scm_c_make_vector (len, SCM_UNDEFINED);
- for (int i = 0;i < len; i++)
- {
- SCM si = scm_from_int (i);
- scm_vector_set_x (nv, si, ly_deep_copy (scm_vector_ref (src, si)));
- }
+ for (int i = 0; i < len; i++)
+ {
+ SCM si = scm_from_int (i);
+ scm_vector_set_x (nv, si, ly_deep_copy (scm_vector_ref (src, si)));
+ }
+ return nv;
}
return src;
}
string realval = ly_scm_write_string (val);
if (realval.length () > 200)
realval = realval.substr (0, 100)
- + "\n :\n :\n"
- + realval.substr (realval.length () - 100);
+ + "\n :\n :\n"
+ + realval.substr (realval.length () - 100);
return realval;
}
bool
type_check_assignment (SCM sym, SCM val, SCM type_symbol)
{
- bool ok = true;
-
- /*
- Always succeeds.
-
-
- TODO: should remove #f from allowed vals?
- */
- if (val == SCM_EOL || val == SCM_BOOL_F)
- return ok;
+ // If undefined, some internal function caused it...should never happen.
+ assert (!SCM_UNBNDP (val));
if (!scm_is_symbol (sym))
-#if 0
return false;
-#else
- /*
- This is used for autoBeamSettings.
-
- TODO: deprecate the use of \override and \revert for
- autoBeamSettings?
-
- or use a symbol autoBeamSettingS?
- */
- return true;
-#endif
SCM type = scm_object_property (sym, type_symbol);
- if (type != SCM_EOL && !ly_is_procedure (type))
+ if (!scm_is_null (type) && !ly_is_procedure (type))
{
warning (_f ("cannot find property type-check for `%s' (%s).",
- ly_symbol2string (sym).c_str (),
- ly_symbol2string (type_symbol).c_str ())
- + " " + _ ("perhaps a typing error?"));
+ 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)
- scm_throw (ly_symbol2scm ("ly-file-failed"), scm_list_3 (ly_symbol2scm ("typecheck"),
- sym, val));
+ scm_throw (ly_symbol2scm ("ly-file-failed"), scm_list_3 (ly_symbol2scm ("typecheck"),
+ sym, val));
- warning (_ ("doing assignment anyway"));
+ warning (_ ("skipping assignment"));
+ return false;
}
- else
+
+ /*
+ Always succeeds.
+
+
+ TODO: should remove #f from allowed vals?
+ */
+ if (scm_is_null (val) || scm_is_false (val))
+ return true;
+
+ if (!scm_is_null (val)
+ && ly_is_procedure (type)
+ && scm_is_false (scm_call_1 (type, val)))
+ {
+ SCM type_name = Lily::type_name (type);
+
+ 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 false;
+ }
+ return true;
+}
+
+void
+ly_wrong_smob_arg (bool pred (SCM), SCM var, int number, const char *fun)
+{
+ string type = predicate_to_typename ((void *) pred);
+ if (pred (var))
{
- if (val != SCM_EOL
- && ly_is_procedure (type)
- && scm_call_1 (type, val) == SCM_BOOL_F)
- {
- ok = false;
- SCM typefunc = ly_lily_module_constant ("type-name");
- SCM type_name = scm_call_1 (typefunc, type);
-
- 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");
- }
+ // Uh oh. unsmob<T> delivered 0, yet
+ // unsmob<T> delivers true. This means that unsmob<T> is a
+ // matching check from a base class of T, but var is of an
+ // incompatible derived type.
+ type = string (_ ("Wrong kind of ")).append (type);
}
- return ok;
+ scm_wrong_type_arg_msg (mangle_cxx_identifier (fun).c_str (),
+ number, var, type.c_str ());
}
+
/* some SCM abbrevs
zijn deze nou handig?
for (SCM i = list; scm_is_pair (i); i = scm_cdr (i))
{
if (!scm_is_pair (scm_cdr (i))
- || !ly_is_equal (scm_car (i), scm_cadr (i)))
- unique = scm_cons (scm_car (i), unique);
+ || !ly_is_equal (scm_car (i), scm_cadr (i)))
+ unique = scm_cons (scm_car (i), unique);
}
return scm_reverse_x (unique, SCM_EOL);
}
-
/* Split list at member s, removing s.
Return (BEFORE . AFTER) */
SCM
SCM i = scm_car (after);
after = scm_cdr (after);
if (ly_is_equal (i, s))
- break;
+ break;
before = scm_cons (i, before);
}
return scm_cons (scm_reverse_x (before, SCM_EOL), after);
return SCM_UNSPECIFIED;
}
+// Needed as complement to int_list_to_slice since scm_c_memq refuses
+// to work with dotted lists.
+
+SCM
+ly_memv (SCM v, SCM l)
+{
+ for (; scm_is_pair (l); l = scm_cdr (l))
+ if (scm_is_true (scm_eqv_p (v, scm_car (l))))
+ return l;
+ return SCM_BOOL_F;
+}
+
Slice
int_list_to_slice (SCM l)
{
return x;
}
+vector<Real>
+ly_scm2floatvector (SCM l)
+{
+ vector<Real> floats;
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ floats.push_back (robust_scm2double (scm_car (s), 0.0));
+ return floats;
+}
+
+SCM
+ly_floatvector2scm (vector<Real> v)
+{
+ SCM l = SCM_EOL;
+ SCM *tail = &l;
+ for (vsize i = 0; i < v.size (); i++)
+ {
+ *tail = scm_cons (scm_from_double (v[i]), SCM_EOL);
+ tail = SCM_CDRLOC (*tail);
+ }
+ return l;
+}
string
-robust_scm2string (SCM k, string s)
+robust_scm2string (SCM k, const string &s)
{
if (scm_is_string (k))
- s = ly_scm2string (k);
+ return ly_scm2string (k);
return s;
}
int
robust_scm2int (SCM k, int o)
{
- if (scm_integer_p (k) == SCM_BOOL_T)
+ if (scm_is_integer (k))
o = scm_to_int (k);
return o;
}
+vsize
+robust_scm2vsize (SCM k, vsize o)
+{
+ if (scm_is_integer (k))
+ {
+ int i = scm_to_int (k);
+ if (i >= 0)
+ return (vsize) i;
+ }
+ return o;
+}
SCM
ly_rational2scm (Rational r)
{
- return scm_divide (scm_from_int (r.numerator ()), scm_from_int (r.denominator ()));
-}
+ if (r.is_infinity ())
+ {
+ if (r > Rational (0))
+ return scm_inf ();
+ return scm_difference (scm_inf (), SCM_UNDEFINED);
+ }
+
+ return scm_divide (scm_from_int64 (r.numerator ()),
+ scm_from_int64 (r.denominator ()));
+}
Rational
ly_scm2rational (SCM r)
{
- return Rational (scm_to_int (scm_numerator (r)),
- scm_to_int (scm_denominator (r)));
+ if (scm_is_true (scm_inf_p (r)))
+ {
+ if (scm_is_true (scm_positive_p (r)))
+ {
+ Rational r;
+ r.set_infinite (1);
+ return r;
+ }
+ else
+ {
+ Rational r;
+ r.set_infinite (-1);
+ return r;
+ }
+ }
+
+ return Rational (scm_to_int64 (scm_numerator (r)),
+ scm_to_int64 (scm_denominator (r)));
}
Rational
robust_scm2rational (SCM n, Rational rat)
{
- if (ly_is_fraction (n))
+ if (ly_is_rational (n))
return ly_scm2rational (n);
else
return rat;
}
+bool
+ly_is_rational (SCM n)
+{
+ return (scm_is_real (n)
+ && (scm_is_true (scm_exact_p (n))
+ || scm_is_true (scm_inf_p (n))));
+}
+
SCM
alist_to_hashq (SCM alist)
{
SCM
ly_hash2alist (SCM tab)
{
- SCM func = ly_lily_module_constant ("hash-table->alist");
- return scm_call_1 (func, tab);
+ return Lily::hash_table_to_alist (tab);
}
-
/*
C++ interfacing.
*/
else if (cxx_id.substr (cxx_id.length () - 2) == "_x")
cxx_id = cxx_id.replace (cxx_id.length () - 2, 2, "!");
- cxx_id = replace_all (cxx_id, "_less?", "<?");
- cxx_id = replace_all (cxx_id, "_2_", "->");
- cxx_id = replace_all (cxx_id, "__", "::");
- cxx_id = replace_all (cxx_id, '_', '-');
-
+ replace_all (&cxx_id, "_less?", "<?");
+ replace_all (&cxx_id, "_2_", "->");
+ replace_all (&cxx_id, "__", "::");
+ replace_all (&cxx_id, '_', '-');
return cxx_id;
}
-
-
SCM
ly_string_array_to_scm (vector<string> a)
{
SCM s = SCM_EOL;
- for (vsize i = a.size (); i ; i--)
+ for (vsize i = a.size (); i; i--)
s = scm_cons (ly_symbol2scm (a[i - 1].c_str ()), s);
return s;
}
parse_symbol_list (char const *symbols)
{
while (isspace (*symbols))
- *symbols++;
+ symbols++;
string s = symbols;
- replace_all (s, '\n', ' ');
- replace_all (s, '\t', ' ');
+ replace_all (&s, '\n', ' ');
+ replace_all (&s, '\t', ' ');
+ replace_all (&s, " ", " ");
return ly_string_array_to_scm (string_split (s, ' '));
}