This commit was generated by cvs2svn to compensate for changes in r116,

which included commits to RCS files with non-trunk default branches.

svn path=/trunk/; revision=117

1 files changed, 164 insertions, 0 deletions

diff --git a/externals/sprinkler/sprinkler.c b/externals/sprinkler/sprinkler.c
new file mode 100644
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+++ b/externals/sprinkler/sprinkler.c
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+/* -*- Mode: C -*- */
+/*=============================================================================*\
+ * File: sprinkler.c
+ * Author: Bryan Jurish <moocow@ling.uni-potsdam.de>
+ * Description: message-forwarding : workaround for missing dynamic 'send'
+ *
+ *   + code adapted from 'send_class' in $PD_ROOT/src/x_connective.c
+ *   + formerly 'forward.c'
+
+ *
+ * Copyright (c) 2002 Bryan Jurish.
+ *
+ * For information on usage and redistribution, and for a DISCLAIMER OF ALL
+ * WARRANTIES, see the file, "LICENSE.txt," in this distribution.
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * See file LICENSE for further informations on licensing terms.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *=============================================================================*/
+
+#include <m_pd.h>
+//#include "sprinkler.h"
+
+/* black magic */
+#ifdef NT
+#pragma warning( disable : 4244 )
+#pragma warning( disable : 4305 )
+#endif
+
+/*--------------------------------------------------------------------
+ * DEBUG
+ *--------------------------------------------------------------------*/
+//#define SPRINKLER_DEBUG 1
+
+
+/*=====================================================================
+ * Constants
+ *=====================================================================*/
+#ifdef SPRINKLER_DEBUG
+// error-message buffer
+#define EBUFSIZE 256
+static char sprinkler_errbuf[EBUFSIZE];
+#endif
+
+/*=====================================================================
+ * Structures and Types
+ *=====================================================================*/
+
+static char *sprinkler_version = "\nsprinkler version 0.03 by Bryan Jurish : dynamic message dissemination";
+
+static t_class *sprinkler_class;
+
+typedef struct _sprinkler
+{
+    t_object x_obj;
+} t_sprinkler;
+
+
+/*--------------------------------------------------------------------
+ * the guts:
+ *  + send (the tail of) a list or message to the control-bus
+ *    named by its initial element
+ *  + HACK for single-element arglists *ONLY*:
+ *    - sprinkler float- and pointer-initial arglists with 'pd_sprinklermess',
+ *      everything else with 'pd_typedmess' as a *LIST*
+ *--------------------------------------------------------------------*/
+static void sprinkler_anything(t_sprinkler *x, t_symbol *dst, int argc, t_atom *argv)
+{
+
+#ifdef SPRINKLER_DEBUG
+  atom_string(argv, sprinkler_errbuf, EBUFSIZE);
+  post("sprinkler_debug : sprinkler_anything : dst=%s, argc=%d, arg1=%s", dst->s_name, argc, argc ? sprinkler_errbuf : "NULL");
+#endif
+
+  /*-----------------------------------------------------------------------
+   * HACK:
+   * + single-element arglists *ONLY*
+   * + sprinkler float- and pointer-initial arglists with 'pd_sprinklermess',
+   *   everything else with 'pd_typedmess' as a *LIST*
+   *------------------------------------------------------------------------
+   */
+  if (dst->s_thing) {
+    if (argc == 1) {
+      switch (argv->a_type) {
+      case A_FLOAT:
+	pd_typedmess(dst->s_thing,&s_float,argc,argv);
+	return;
+      case A_SYMBOL:
+	pd_typedmess(dst->s_thing,&s_symbol,argc,argv);
+	return;
+      case A_POINTER:
+	pd_typedmess(dst->s_thing,&s_pointer,argc,argv);
+	return;
+
+      // everything else (stop 'gcc -Wall' from complaining)
+      case A_NULL:
+      case A_SEMI:
+      case A_COMMA:
+      case A_DEFFLOAT:
+      case A_DOLLAR:
+      case A_DOLLSYM:
+      case A_GIMME:
+      case A_CANT:
+      default:
+	// just fall though
+      }
+    }
+    // default -- sprinkler anything else with 'pd_forwardmess'
+    pd_forwardmess(dst->s_thing,argc,argv);
+  }
+}
+
+static void sprinkler_list(t_sprinkler *x, t_symbol *s, int argc, t_atom *argv)
+{
+#ifdef SPRINKLER_DEBUG
+  post("sprinkler_debug : sprinkler_list : argc=%d", argc);
+#endif
+  sprinkler_anything(x,atom_getsymbol(argv),--argc,++argv);
+}
+
+void *sprinkler_new(t_symbol *s)
+{
+    t_sprinkler *x = (t_sprinkler *)pd_new(sprinkler_class);
+    return (x);
+}
+
+/*--------------------------------------------------------------------
+ * setup
+ *--------------------------------------------------------------------*/
+void sprinkler_setup(void)
+{
+  post(sprinkler_version);
+  sprinkler_class = class_new(gensym("sprinkler"), (t_newmethod)sprinkler_new, 0, sizeof(t_sprinkler), 0, 0);
+
+#ifdef NON_MAX_FORWARD
+  // add aliases [forward] and [fw]
+  post("sprinkler : non-MAX [forward] alias enabled");
+  class_addcreator((t_newmethod)sprinkler_new, gensym("forward"), A_DEFSYM, 0);
+  class_addcreator((t_newmethod)sprinkler_new, gensym("fw"), A_DEFSYM, 0);
+#endif
+
+#ifdef SPRINKLER_DEBUG
+  post("sprinkler : debugging enabled");
+#endif
+  
+  // methods
+  class_addlist(sprinkler_class, sprinkler_list);    
+  class_addanything(sprinkler_class, sprinkler_anything);
+  
+  // help symbol
+  class_sethelpsymbol(sprinkler_class, gensym("sprinkler-help.pd"));
+}