From ddcceaab37df732ff227ae970d80228d4c29e689 Mon Sep 17 00:00:00 2001
From: Guenter  Geiger <ggeiger@users.sourceforge.net>
Date: Fri, 10 Mar 2006 11:04:58 +0000
Subject: these files have been removed by mistake, they are necessary for
 portaudio support

svn path=/trunk/; revision=4684
---
 pd/portaudio/pa_unix/pa_unix_util.h | 73 +++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 pd/portaudio/pa_unix/pa_unix_util.h

(limited to 'pd/portaudio/pa_unix/pa_unix_util.h')

diff --git a/pd/portaudio/pa_unix/pa_unix_util.h b/pd/portaudio/pa_unix/pa_unix_util.h
new file mode 100644
index 00000000..01dda01e
--- /dev/null
+++ b/pd/portaudio/pa_unix/pa_unix_util.h
@@ -0,0 +1,73 @@
+#ifndef PA_UNIX_UTIL_H
+#define PA_UNIX_UTIL_H
+
+#include "pa_cpuload.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif /* __cplusplus */
+
+#define PA_MIN(x,y) ( (x) < (y) ? (x) : (y) )
+#define PA_MAX(x,y) ( (x) > (y) ? (x) : (y) )
+
+/* Utilize GCC branch prediction for error tests */
+#if defined __GNUC__ && __GNUC__ >= 3
+#define UNLIKELY(expr) __builtin_expect( (expr), 0 )
+#else
+#define UNLIKELY(expr) (expr)
+#endif
+
+#define STRINGIZE_HELPER(expr) #expr
+#define STRINGIZE(expr) STRINGIZE_HELPER(expr)
+
+#define PA_UNLESS(expr, code) \
+    do { \
+        if( UNLIKELY( (expr) == 0 ) ) \
+        { \
+            PaUtil_DebugPrint(( "Expression '" #expr "' failed in '" __FILE__ "', line: " STRINGIZE( __LINE__ ) "\n" )); \
+            result = (code); \
+            goto error; \
+        } \
+    } while (0);
+
+static PaError paUtilErr_;          /* Used with PA_ENSURE */
+
+/* Check PaError */
+#define PA_ENSURE(expr) \
+    do { \
+        if( UNLIKELY( (paUtilErr_ = (expr)) < paNoError ) ) \
+        { \
+            PaUtil_DebugPrint(( "Expression '" #expr "' failed in '" __FILE__ "', line: " STRINGIZE( __LINE__ ) "\n" )); \
+            result = paUtilErr_; \
+            goto error; \
+        } \
+    } while (0);
+
+typedef struct {
+    pthread_t callbackThread;
+} PaUtilThreading;
+
+PaError PaUtil_InitializeThreading( PaUtilThreading *threading );
+void PaUtil_TerminateThreading( PaUtilThreading *threading );
+PaError PaUtil_StartThreading( PaUtilThreading *threading, void *(*threadRoutine)(void *), void *data );
+PaError PaUtil_CancelThreading( PaUtilThreading *threading, int wait, PaError *exitResult );
+
+/* State accessed by utility functions */
+
+/*
+void PaUnix_SetRealtimeScheduling( int rt );
+
+void PaUtil_InitializeThreading( PaUtilThreading *th, PaUtilCpuLoadMeasurer *clm );
+
+PaError PaUtil_CreateCallbackThread( PaUtilThreading *th, void *(*CallbackThreadFunc)( void * ), PaStream *s );
+
+PaError PaUtil_KillCallbackThread( PaUtilThreading *th, PaError *exitResult );
+
+void PaUtil_CallbackUpdate( PaUtilThreading *th );
+*/
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+#endif
-- 
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