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-rw-r--r--shared/unstable/forky.c3
-rw-r--r--shared/unstable/fragile.c174
-rw-r--r--shared/unstable/fragile.h9
-rw-r--r--shared/unstable/pd_imp.h2
4 files changed, 185 insertions, 3 deletions
diff --git a/shared/unstable/forky.c b/shared/unstable/forky.c
index fcdbd61..3383dac 100644
--- a/shared/unstable/forky.c
+++ b/shared/unstable/forky.c
@@ -78,7 +78,8 @@ int forky_hasfeeders(t_object *x, t_glist *glist, int inno, t_symbol *outsym)
}
/* Not really a forky, just found no better place to put it in.
- Used in bitwise signal binops (sickle). Checked against msp2. */
+ Used in sickle's bitwise signal binops (which use forky_hasfeeders() too).
+ Checked against msp2. */
t_int forky_getbitmask(int ac, t_atom *av)
{
t_int result = 0;
diff --git a/shared/unstable/fragile.c b/shared/unstable/fragile.c
index cd92b72..aed4d83 100644
--- a/shared/unstable/fragile.c
+++ b/shared/unstable/fragile.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 1997-2003 Miller Puckette, krzYszcz, and others.
+/* Copyright (c) 1997-2005 Miller Puckette, krzYszcz, and others.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
@@ -15,6 +15,178 @@ int fragile_class_count(void)
return (pd_objectmaker->c_nmethod);
}
+/* Raising and voluntary mutation is a method of resolving name clashes.
+ A raised class hides other equivocal candidates. A simpler method,
+ raising and lowering, works only in global scope, because, currently, Pd
+ has only one visibility stack. Until this is changed, abstraction scope
+ will involve some kind of a hack for overriding global visibility stack. */
+
+void fragile_class_raise(t_symbol *cname, t_newmethod thiscall)
+{
+ t_methodentry *mp = pd_objectmaker->c_methods, *topmp = 0;
+ int count = pd_objectmaker->c_nmethod;
+ while (count--)
+ {
+ if (mp->me_name == cname)
+ {
+ if (mp->me_fun == (t_gotfn)thiscall)
+ {
+ if (topmp)
+ {
+ t_methodentry auxmp;
+ /* no linkage there, but anyway... */
+ loud_warning(0, 0, "%s is raising itself...",
+ cname->s_name);
+ memcpy(&auxmp, mp, sizeof(t_methodentry));
+ memcpy(mp, topmp, sizeof(t_methodentry));
+ memcpy(topmp, &auxmp, sizeof(t_methodentry));
+ }
+ return;
+ }
+ else if (!topmp)
+ topmp = mp;
+ }
+ mp++;
+ }
+ loudbug_bug("fragile_class_raise");
+}
+
+t_pd *fragile_class_mutate(t_symbol *cname, t_newmethod thiscall,
+ int ac, t_atom *av)
+{
+ t_newmethod fn;
+ t_atomtype *argtypes;
+ if (fn = fragile_class_getalien(cname, thiscall, &argtypes))
+ {
+ t_pd *z;
+ loud_warning(0, 0, "%s is mutating now...", cname->s_name);
+ if (z = fragile_class_createobject(cname, fn, argtypes, ac, av))
+ {
+ post("...succeeded");
+ return (z);
+ }
+ else post("...failed");
+ }
+ return (0);
+}
+
+t_newmethod fragile_class_getalien(t_symbol *cname, t_newmethod thiscall,
+ t_atomtype **argtypesp)
+{
+ t_methodentry *mp = pd_objectmaker->c_methods;
+ int count = pd_objectmaker->c_nmethod;
+ while (count--)
+ {
+ if (mp->me_name == cname && mp->me_fun != (t_gotfn)thiscall)
+ {
+ *argtypesp = mp->me_arg;
+ return ((t_newmethod)mp->me_fun);
+ }
+ mp++;
+ }
+ return (0);
+}
+
+/* A specialized copy of pd_typedmess() from m_class.c,
+ somewhat simplified for readability. */
+
+typedef t_pd *(*t_newgimme)(t_symbol *s, int ac, t_atom *av);
+typedef t_pd *(*t_new0)(
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+typedef t_pd *(*t_new1)(
+ t_symbol*,
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+typedef t_pd *(*t_new2)(
+ t_symbol*, t_symbol*,
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+typedef t_pd *(*t_new3)(
+ t_symbol*, t_symbol*, t_symbol*,
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+typedef t_pd *(*t_new4)(
+ t_symbol*, t_symbol*, t_symbol*, t_symbol*,
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+typedef t_pd *(*t_new5)(
+ t_symbol*, t_symbol*, t_symbol*, t_symbol*, t_symbol*,
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+typedef t_pd *(*t_new6)(
+ t_symbol*, t_symbol*, t_symbol*, t_symbol*, t_symbol*, t_symbol*,
+ t_floatarg, t_floatarg, t_floatarg, t_floatarg, t_floatarg);
+
+t_pd *fragile_class_createobject(t_symbol *cname, t_newmethod callthis,
+ t_atomtype *argtypes, int ac, t_atom *av)
+{
+ t_floatarg ff[MAXPDARG+1], *fp = ff;
+ t_symbol *ss[MAXPDARG+1], **sp = ss;
+ int nsymbols = 0;
+ t_atomtype wanttype;
+ if (*argtypes == A_GIMME)
+ return ((*((t_newgimme)(callthis)))(cname, ac, av));
+ if (ac > MAXPDARG)
+ ac = MAXPDARG;
+ while (wanttype = *argtypes++)
+ {
+ switch (wanttype)
+ {
+ case A_POINTER:
+ goto badarg;
+ case A_FLOAT:
+ if (!ac) goto badarg;
+ case A_DEFFLOAT:
+ if (!ac) *fp = 0;
+ else
+ {
+ if (av->a_type == A_FLOAT)
+ *fp = av->a_w.w_float;
+ else goto badarg;
+ ac--; av++;
+ }
+ fp++;
+ break;
+ case A_SYMBOL:
+ if (!ac) goto badarg;
+ case A_DEFSYM:
+ if (!ac) *sp = &s_;
+ else
+ {
+ if (av->a_type == A_SYMBOL)
+ *sp = av->a_w.w_symbol;
+ else if (av->a_type == A_FLOAT && av->a_w.w_float == 0)
+ *sp = &s_;
+ else goto badarg;
+ ac--; av++;
+ }
+ nsymbols++;
+ sp++;
+ }
+ }
+ switch (nsymbols)
+ {
+ case 0: return ((*(t_new0)(callthis))
+ (ff[0], ff[1], ff[2], ff[3], ff[4]));
+ case 1: return ((*(t_new1)(callthis))
+ (ss[0],
+ ff[0], ff[1], ff[2], ff[3], ff[4]));
+ case 2: return ((*(t_new2)(callthis))
+ (ss[0], ss[1],
+ ff[0], ff[1], ff[2], ff[3], ff[4]));
+ case 3: return ((*(t_new3)(callthis))
+ (ss[0], ss[1], ss[2],
+ ff[0], ff[1], ff[2], ff[3], ff[4]));
+ case 4: return ((*(t_new4)(callthis))
+ (ss[0], ss[1], ss[2], ss[3],
+ ff[0], ff[1], ff[2], ff[3], ff[4]));
+ case 5: return ((*(t_new5)(callthis))
+ (ss[0], ss[1], ss[2], ss[3], ss[4],
+ ff[0], ff[1], ff[2], ff[3], ff[4]));
+ case 6: return ((*(t_new6)(callthis))
+ (ss[0], ss[1], ss[2], ss[3], ss[4], ss[5],
+ ff[0], ff[1], ff[2], ff[3], ff[4]));
+ }
+badarg:
+ loud_error(0, "bad creation arguments for class '%s'", cname->s_name);
+ return (0);
+}
+
void fragile_class_printnames(char *msg, int firstndx, int lastndx)
{
t_methodentry *mp = pd_objectmaker->c_methods;
diff --git a/shared/unstable/fragile.h b/shared/unstable/fragile.h
index ad26384..6e79475 100644
--- a/shared/unstable/fragile.h
+++ b/shared/unstable/fragile.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2003 krzYszcz and others.
+/* Copyright (c) 2005 krzYszcz and others.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
@@ -6,6 +6,13 @@
#define __FRAGILE_H__
int fragile_class_count(void);
+void fragile_class_raise(t_symbol *cname, t_newmethod thiscall);
+t_pd *fragile_class_mutate(t_symbol *cname, t_newmethod thiscall,
+ int ac, t_atom *av);
+t_newmethod fragile_class_getalien(t_symbol *cname, t_newmethod thiscall,
+ t_atomtype **argtypesp);
+t_pd *fragile_class_createobject(t_symbol *cname, t_newmethod callthis,
+ t_atomtype *argtypes, int ac, t_atom *av);
void fragile_class_printnames(char *msg, int firstndx, int lastndx);
t_glist *fragile_garray_glist(void *arr);
t_outconnect *fragile_outlet_connections(t_outlet *o);
diff --git a/shared/unstable/pd_imp.h b/shared/unstable/pd_imp.h
index bf659ed..513f927 100644
--- a/shared/unstable/pd_imp.h
+++ b/shared/unstable/pd_imp.h
@@ -6,8 +6,10 @@
#define __PD_IMP_H__
#ifdef PD_MINOR_VERSION
+/* 0.37 and up */
#include "m_imp.h"
#else
+/* 0.36 and down */
typedef struct _methodentry
{
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 17:25:09 +0000