/*
- ly-module.cc -- implement guile module stuff.
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2002--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2002--2008 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 "ly-module.hh"
#include "warn.hh"
#include "main.hh"
-#include "std-string.hh"
#include "protected-scm.hh"
-
-#ifdef MODULE_GC_KLUDGE
-Protected_scm anonymous_modules = SCM_EOL;
-bool perform_gc_kludge;
-#endif
-
-void
-clear_anonymous_modules ()
-{
-#ifdef MODULE_GC_KLUDGE
- for (SCM s = anonymous_modules;
- scm_is_pair (s);
- s = scm_cdr (s))
- {
- SCM module = scm_car (s);
- SCM closure = SCM_MODULE_EVAL_CLOSURE (module);
- SCM prop = scm_procedure_property (closure, ly_symbol2scm ("module"));
-
- if (ly_is_module (prop))
- {
- scm_set_procedure_property_x (closure, ly_symbol2scm ("module"),
- SCM_BOOL_F);
- }
- }
-
- anonymous_modules = SCM_EOL;
-#endif
-}
+#include "lily-imports.hh"
SCM
-ly_make_anonymous_module (bool safe)
+ly_make_module (bool safe)
{
SCM mod = SCM_EOL;
if (!safe)
{
- SCM maker = ly_lily_module_constant ("make-module");
-
- SCM scm_module = ly_lily_module_constant ("the-scm-module");
+ /* Look up (evaluate) Scheme make-module function and call it */
+
+ mod = Guile_user::make_module ();
+ /*
+ Look up and call Guile module-export-all! or, when using
+ Guile V1.8, the compatible shim defined in lily.scm.
+ */
+#if GUILEV2
+ Guile_user::module_export_all_x (mod);
+#else
+ Lily::module_export_all_x (mod);
+#endif
- mod = scm_call_0 (maker);
- scm_module_define (mod, ly_symbol2scm ("%module-public-interface"),
- mod);
+ /*
+ Evaluate Guile module "the-root-module",
+ and ensure we inherit definitions from it and the "lily" module
+ N.B. this used to be "the-scm-module" and is deprecated in
+ Guile V1.9/2.0
+ */
- ly_use_module (mod, scm_module);
- ly_use_module (mod, global_lily_module);
+ ly_use_module (mod, Guile_user::the_root_module);
+ ly_use_module (mod, Lily::module);
}
else
{
- SCM proc = ly_lily_module_constant ("make-safe-lilypond-module");
- mod = scm_call_0 (proc);
+ /* Evaluate and call make-safe-lilypond-module */
+ mod = Lily::make_safe_lilypond_module ();
}
-#ifdef MODULE_GC_KLUDGE
- if (perform_gc_kludge)
- anonymous_modules = scm_cons (mod, anonymous_modules);
-#endif
-
return mod;
}
SCM
ly_use_module (SCM mod, SCM used)
{
- SCM expr
- = scm_list_3 (ly_symbol2scm ("module-use!"),
- mod,
- scm_list_2 (ly_symbol2scm ("module-public-interface"),
- used));
-
- return scm_eval (expr, global_lily_module);
+ /*
+ Pick up the module's interface definition.
+ TODO - Replace inline evaluations (interpreted)
+ with guile API calls if these become available.
+ */
+ /*
+ Set up to interpret
+ '(module_use! <mod> (module-public-interface <used>))'
+ */
+ return Guile_user::module_use_x (mod,
+ Guile_user::module_public_interface (used));
}
#define FUNC_NAME __FUNCTION__
-
-
SCM
ly_module_symbols (SCM mod)
{
}
static SCM
-entry_to_alist (void *closure, SCM key, SCM val, SCM result)
+entry_to_alist (void * /* closure */,
+ SCM key,
+ SCM val,
+ SCM result)
{
- (void) closure;
- if (scm_variable_bound_p (val) == SCM_BOOL_T)
+ if (to_boolean (scm_variable_bound_p (val)))
return scm_cons (scm_cons (key, scm_variable_ref (val)), result);
programming_error ("unbound variable in module");
return result;
}
LY_DEFINE (ly_module_2_alist, "ly:module->alist",
- 1, 0, 0, (SCM mod),
- "Dump the contents of module @var{mod} as an alist.")
+ 1, 0, 0, (SCM mod),
+ "Dump the contents of module @var{mod} as an alist.")
{
SCM_VALIDATE_MODULE (1, mod);
SCM obarr = SCM_MODULE_OBARRAY (mod);
- return scm_internal_hash_fold ((Hash_closure_function) & entry_to_alist, NULL, SCM_EOL, obarr);
+ return scm_internal_hash_fold ((scm_t_hash_fold_fn) &entry_to_alist,
+ NULL, SCM_EOL, obarr);
}
void
ly_export (SCM module, SCM namelist)
{
- static SCM export_function;
- if (!export_function)
- export_function = scm_permanent_object (scm_c_lookup ("module-export!"));
-
- scm_call_2 (SCM_VARIABLE_REF (export_function), module, namelist);
+ Guile_user::module_export_x (module, namelist);
}
void
{
ly_export (mod, ly_module_symbols (mod));
}
-
-#ifdef MODULE_GC_KLUDGE
-static SCM
-redefine_keyval (void *closure, SCM key, SCM val, SCM result)
-{
- (void)closure;
- SCM new_tab = result;
- scm_hashq_set_x (new_tab, key, val);
- return new_tab;
-}
-
-/*
- UGH UGH.
- Kludge for older GUILE 1.6 versions.
-*/
-void
-make_stand_in_procs_weak ()
-{
- /*
- Ugh, ABI breakage for 1.6.5: scm_stand_in_procs is a hashtab from
- 1.6.5 on.
- */
- if (scm_is_pair (scm_stand_in_procs))
- {
- return;
- }
-
- if (scm_weak_key_hash_table_p (scm_stand_in_procs) == SCM_BOOL_T)
- {
-#if (SCM_MINOR_VERSION == 7)
- perform_gc_kludge = false;
-#endif
- return;
- }
-
-
- perform_gc_kludge = true;
-
-
- SCM old_tab = scm_stand_in_procs;
- SCM new_tab = scm_make_weak_key_hash_table (scm_from_int (257));
-
- new_tab = scm_internal_hash_fold ((Hash_closure_function) & redefine_keyval,
- NULL,
- new_tab,
- old_tab);
-
- scm_stand_in_procs = new_tab;
-}
-
-ADD_SCM_INIT_FUNC (make_stand_in_procs_weak, make_stand_in_procs_weak);
-#endif