Fix build

Makefile.plugins.mk

@@ -80,6 +80,8 @@ AU_LINK_FLAGS = \
 	-bundle \
 	-framework AudioToolbox \
 	-framework AudioUnit \
+	-framework CoreFoundation \
+	-framework CoreServices \
 	-exported_symbols_list $(DPF_PATH)/distrho/src/DistrhoPluginAU.exp
 
 # not needed yet
@@ -88,7 +90,6 @@ AU_LINK_FLAGS = \
 #	 -I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/AUViewBase
 #	 -I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/OtherBases
 #	 -framework CoreAudio \
-#	 -framework CoreServices \
 
 # ---------------------------------------------------------------------------------------------------------------------
 # Handle UI stuff, disable UI support automatically

examples/CairoUI/DemoWidgetClickable.cpp

@@ -20,7 +20,8 @@
 #include "Window.hpp"
 
 DemoWidgetClickable::DemoWidgetClickable(Widget* group)
-    : Widget(group)
+    : Widget(group),
+      fColorId(0)
 {
 }
 

examples/CairoUI/DemoWidgetClickable.hpp

@@ -24,5 +24,5 @@ public:
     bool onMouse(const MouseEvent& event) override;
 
 private:
-    unsigned fColorId = 0;
+    unsigned fColorId;
 };

examples/Gain/DistrhoPluginInfo.h

@@ -1,6 +1,6 @@
 /*
  * DISTRHO Plugin Framework (DPF)
- * Copyright (C) 2012-2015 Filipe Coelho <falktx@falktx.com>
+ * Copyright (C) 2012-2019 Filipe Coelho <falktx@falktx.com>
  *
  * Permission to use, copy, modify, and/or distribute this software for any purpose with
  * or without fee is hereby granted, provided that the above copyright notice and this
@@ -25,6 +25,5 @@
 #define DISTRHO_PLUGIN_IS_RT_SAFE   1
 #define DISTRHO_PLUGIN_NUM_INPUTS   1
 #define DISTRHO_PLUGIN_NUM_OUTPUTS  1
-#define DISTRHO_PLUGIN_WANT_LATENCY 0
 
 #endif // DISTRHO_PLUGIN_INFO_H_INCLUDED

examples/Gain/GainExamplePlugin.cpp

@@ -114,28 +114,9 @@ protected:
         parameter.hints  = kParameterIsAutomable;
         parameter.name   = "Gain";
         parameter.symbol = "gain";
-        parameter.unit   = "dB";
         parameter.ranges.def = 1.0f;
         parameter.ranges.min = 0.0f;
-        parameter.ranges.max = 1.0f;
-    }
-
-    void initProgramName(uint32_t index, String& programName) override
-    {
-        if (index != 0) {
-            programName = "";
-            return;
-	}
-
-        programName = "Default";
-    }
-
-    void loadProgram(uint32_t index) override
-    {
-        if (index != 0)
-            return;
-
-        fGain = 1.0;
+        parameter.ranges.max = 2.0f;
     }
 
    /* --------------------------------------------------------------------------------------------------------
@@ -178,9 +159,8 @@ protected:
     {
         const float* const in  = inputs[0];
         /* */ float* const out = outputs[0];
-        uint32_t i;
 
-        for (i = 0; i < frames; i++) {
+        for (uint32_t i = 0; i < frames; i++) {
             out[i] = in[i] * fGain;
         }
     }

examples/Gain/Makefile

@@ -31,6 +31,10 @@ endif
 TARGETS += lv2_dsp
 TARGETS += vst
 
+ifeq ($(MACOS),true)
+TARGETS += au
+endif
+
 all: $(TARGETS)
 
 # --------------------------------------------------------------

examples/Gain/README.md

@@ -2,6 +2,6 @@
 
 This example will show how to create a simple plugin in DPF with one parameter.<br/>
 
-The plugin will alter the gain by multiplying the input samples by a constant factor 0-1.<br/>
+The plugin will alter the gain by multiplying the input samples by a constant factor 0-2.<br/>
 
 The plugin has no UI because there's no need for one in this case.<br/>