wasm related tweaks, still WIP

Signed-off-by: falkTX <falktx@falktx.com>

include/linux-compat/execinfo.h

@@ -17,6 +17,8 @@
 
 #pragma once
 
+#ifdef __HAIKU__
+// these are missing from HaikuOS
 #define pthread_setname_np(...)
 
 static int pthread_getcpuclockid(pthread_t, clockid_t* const clock_id)
@@ -24,6 +26,7 @@ static int pthread_getcpuclockid(pthread_t, clockid_t* const clock_id)
     *clock_id = CLOCK_REALTIME;
     return 0;
 }
+#endif
 
 static int backtrace(void**, int)
 {

src/CardinalPlugin.cpp

@@ -47,7 +47,10 @@
 #include "DistrhoPluginUtils.hpp"
 #include "PluginContext.hpp"
 #include "extra/Base64.hpp"
-#include "extra/SharedResourcePointer.hpp"
+
+#ifndef DISTRHO_OS_WASM
+# include "extra/SharedResourcePointer.hpp"
+#endif
 
 static const constexpr uint kCardinalStateBaseCount = 3; // patch, screenshot, comment
 
@@ -173,7 +176,9 @@ struct Initializer
                 else
                #endif
                 {
-                   #if defined(ARCH_MAC)
+                   #if defined(DISTRHO_OS_WASM)
+                    asset::systemDir = "/resources";
+                   #elif defined(ARCH_MAC)
                     asset::systemDir = "/Library/Application Support/Cardinal";
                    #elif defined(ARCH_WIN)
                     const std::string commonprogfiles = getSpecialPath(kSpecialPathCommonProgramFiles);
@@ -452,7 +457,11 @@ struct ScopedContext {
 
 class CardinalPlugin : public CardinalBasePlugin
 {
+   #ifdef DISTRHO_OS_WASM
+    ScopedPointer<Initializer> fInitializer;
+   #else
     SharedResourcePointer<Initializer> fInitializer;
+   #endif
 
    #if DISTRHO_PLUGIN_NUM_INPUTS != 0
     /* If host audio ins == outs we can get issues for inplace processing.
@@ -484,7 +493,11 @@ class CardinalPlugin : public CardinalBasePlugin
 public:
     CardinalPlugin()
         : CardinalBasePlugin(kModuleParameters + kWindowParameterCount + 1, 0, kCardinalStateCount),
+         #ifdef DISTRHO_OS_WASM
+          fInitializer(new Initializer(this)),
+         #else
           fInitializer(this),
+         #endif
          #if DISTRHO_PLUGIN_NUM_INPUTS != 0
           fAudioBufferCopy(nullptr),
          #endif

src/Makefile

@@ -35,7 +35,9 @@ BASE_FLAGS += -DARCH_LIN
 endif
 
 ifeq ($(HAIKU),true)
-BASE_FLAGS += -I../include/haiku-compat
+BASE_FLAGS += -I../include/linux-compat
+else ifeq ($(WASM),true)
+BASE_FLAGS += -I../include/linux-compat
 endif
 
 BASE_FLAGS += -DPRIVATE=

src/Makefile.cardinal.mk

@@ -204,7 +204,9 @@ BASE_FLAGS += -Wno-unused-variable
 # --------------------------------------------------------------
 # extra linker flags
 
-ifeq ($(HAIKU),true)
+ifeq ($(WASM),true)
+LINK_FLAGS += --preload-file=./resources -sALLOW_MEMORY_GROWTH
+else ifeq ($(HAIKU),true)
 LINK_FLAGS += -lpthread
 else
 LINK_FLAGS += -pthread