diff src/fftw-3.3.8/kernel/plan.c @ 82:d0c2a83c1364

Add FFTW 3.3.8 source, and a Linux build

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/fftw-3.3.8/kernel/plan.c	Tue Nov 19 14:52:55 2019 +0000
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2003, 2007-14 Matteo Frigo
+ * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
+ *
+ * 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.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+
+#include "kernel/ifftw.h"
+
+/* "Plan: To bother about the best method of accomplishing an
+   accidental result."  (Ambrose Bierce, The Enlarged Devil's
+   Dictionary). */
+
+plan *X(mkplan)(size_t size, const plan_adt *adt)
+{
+     plan *p = (plan *)MALLOC(size, PLANS);
+
+     A(adt->destroy);
+     p->adt = adt;
+     X(ops_zero)(&p->ops);
+     p->pcost = 0.0;
+     p->wakefulness = SLEEPY;
+     p->could_prune_now_p = 0;
+     
+     return p;
+}
+
+/*
+ * destroy a plan
+ */
+void X(plan_destroy_internal)(plan *ego)
+{
+     if (ego) {
+	  A(ego->wakefulness == SLEEPY);
+          ego->adt->destroy(ego);
+	  X(ifree)(ego);
+     }
+}
+
+/* dummy destroy routine for plans with no local state */
+void X(plan_null_destroy)(plan *ego)
+{
+     UNUSED(ego);
+     /* nothing */
+}
+
+void X(plan_awake)(plan *ego, enum wakefulness wakefulness)
+{
+     if (ego) {
+	  A(((wakefulness == SLEEPY) ^ (ego->wakefulness == SLEEPY)));
+	  
+	  ego->adt->awake(ego, wakefulness);
+	  ego->wakefulness = wakefulness;
+     }
+}
+