From 8dbec761cf858ea65900c8a094599857208d8c3a Mon Sep 17 00:00:00 2001
From: "N.N." <matju@users.sourceforge.net>
Date: Tue, 5 Jan 2010 22:49:36 +0000
Subject: svn path=/trunk/; revision=12907

---
 desiredata/portmidi_osx/pmutil.c | 86 ----------------------------------------
 1 file changed, 86 deletions(-)
 delete mode 100644 desiredata/portmidi_osx/pmutil.c

(limited to 'desiredata/portmidi_osx/pmutil.c')

diff --git a/desiredata/portmidi_osx/pmutil.c b/desiredata/portmidi_osx/pmutil.c
deleted file mode 100644
index f3582a42..00000000
--- a/desiredata/portmidi_osx/pmutil.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/* pmutil.c -- some helpful utilities for building midi
-               applications that use PortMidi
- */
-#include "stdlib.h"
-#include "memory.h"
-#include "portmidi.h"
-#include "pmutil.h"
-#include "pminternal.h"
-
-
-PmQueue *Pm_QueueCreate(long num_msgs, long bytes_per_msg)
-{
-    PmQueueRep *queue = (PmQueueRep *) malloc(sizeof(PmQueueRep));
-    if (!queue) return NULL;
-    queue->len = num_msgs * bytes_per_msg;
-    queue->buffer = malloc(queue->len);
-    if (!queue->buffer) {
-        free(queue);
-        return NULL;
-    }
-    queue->head = 0;
-    queue->tail = 0;
-    queue->msg_size = bytes_per_msg;
-    queue->overflow = FALSE;
-    return queue;
-}
-
-
-PmError Pm_QueueDestroy(PmQueue *q)
-{
-    PmQueueRep *queue = (PmQueueRep *) q;
-    if (!queue || !queue->buffer) return pmBadPtr;
-    free(queue->buffer);
-    free(queue);
-    return pmNoError;
-}
-
-
-PmError Pm_Dequeue(PmQueue *q, void *msg)
-{
-    long head;
-    PmQueueRep *queue = (PmQueueRep *) q;
-    if (queue->overflow) {
-        queue->overflow = FALSE;
-        return pmBufferOverflow;
-    }
-    head = queue->head; /* make sure this is written after access */
-    if (head == queue->tail) return 0;
-    memcpy(msg, queue->buffer + head, queue->msg_size);
-    head += queue->msg_size;
-    if (head == queue->len) head = 0;
-    queue->head = head;
-    return 1; /* success */
-}
-
-
-/* source should not enqueue data if overflow is set */
-/**/
-PmError Pm_Enqueue(PmQueue *q, void *msg)
-{
-    PmQueueRep *queue = (PmQueueRep *) q;
-    long tail = queue->tail;
-    memcpy(queue->buffer + tail, msg, queue->msg_size);
-    tail += queue->msg_size;
-    if (tail == queue->len) tail = 0;
-    if (tail == queue->head) {
-        queue->overflow = TRUE;
-        /* do not update tail, so message is lost */
-        return pmBufferOverflow;
-    }
-    queue->tail = tail;
-    return pmNoError;
-}
-
-
-int Pm_QueueFull(PmQueue *q)
-{
-    PmQueueRep *queue = (PmQueueRep *) q;
-    long tail = queue->tail;
-    tail += queue->msg_size;
-    if (tail == queue->len) {
-        tail = 0;
-    }
-    return (tail == queue->head);
-}
-
-- 
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