set up LADSPA building on windows

build.bat

@@ -5,13 +5,13 @@ cd bin
 set vst=../../../src/vstsdk2.4/
 set vst2x=%vst%public.sdk/source/vst2.x/
 set vstdef=%vst%public.sdk/samples/vst2.x/win/vstplug.def
-set vst_c=/LD /I"%vst%"
+set vst_c=/I"%vst%"
 set vst_ld=/DEF:"%vstdef%"
 set vstsrc=%vst2x%audioeffect.cpp %vst2x%audioeffectx.cpp %vst2x%vstplugmain.cpp
 
-set wall=/Wall /wd4100 /wd4668 /wd4820 /wd4514 /wd4365 /wd4711 /wd4996
+set wall=/Wall /wd4100 /wd4668 /wd4820 /wd4514 /wd4365 /wd4711 /wd4996 /wd4127
 REM the warning disabled below is function-not-inlined
-set common_c=/I"../" /I"../include/" %wall% /wd4710
+set common_c=/LD /I"../" /I"../include/" %wall% /wd4710
 set release_c=%common_c% /O2 /Oy- /GL /EHsc /fp:fast /analyze- /nologo
 set release_ld=
 
@@ -28,6 +28,8 @@ goto:eof
 
 :compile
 set crap=%~1
-cscript ..\util\generate.vbs %crap%
+cscript ..\util\generate.vbs %crap% vst
+cscript ..\util\generate.vbs %crap% ladspa
 cl %release_c% %vst_c% ../crap/vst/%crap%.cpp %vstsrc% /link %release_ld% %vst_ld% /OUT:"vst/crap_%crap%.dll"
+cl %release_c% ../crap/ladspa/%crap%.cpp /link %release_ld% /OUT:"ladspa/crap_%crap%.dll"
 goto:eof

include/ladspa.hpp

@@ -107,9 +107,9 @@ typedef struct _LADSPA_Descriptor {
 	void (*deactivate)(LADSPA_Handle Instance);
 	void (*cleanup)(LADSPA_Handle Instance);
 } LADSPA_Descriptor;
-#ifdef WIN32
+#if WIN32 || _WIN32
 // weird clang bug workaround
-#if (__clang__ != 1) || (_X86_ != 1)
+#if (__clang__ != 1) || (_X86_ != 1) || _MSC_VER
 __declspec(dllexport)
 #endif
 #endif

template/ladspa.cpp

@@ -1,10 +1,15 @@
-#include <stdlib.h>
-
-#include "ladspa.hpp"
-
 //#INCLUDE
 //#REDEFINE
 
+#include <stdlib.h>
+#include <stdio.h>
+#ifdef _MSC_VER
+// we need memcpy
+#include <memory.h>
+#endif
+
+#include "ladspa.hpp"
+
 #ifndef PARAM_NAME_LEN
 #define PARAM_NAME_LEN 25
 #endif
@@ -60,9 +65,9 @@ struct plug_t {
 
 TEMPLATE
 struct LADSPA_Plugin {
-	//static constexpr ulong name_buf_size = (portcount)*PARAM_NAME_LEN;
+	//static const ulong name_buf_size = (portcount)*PARAM_NAME_LEN;
-	static constexpr ulong portcount = IO_PLUGS + T::parameters;
+	static const ulong portcount = IO_PLUGS + T::parameters;
-	static Param default_params[T::parameters];
+	static Param *default_params;
 	static LADSPA_PortDescriptor descs[portcount];
 	static LADSPA_PortRangeHint hints[portcount];
 	static char* names[portcount];
@@ -78,9 +83,12 @@ struct LADSPA_Plugin {
 			memcpy(names[i], p_default_strings[i], PARAM_NAME_LEN);
 			descs[i] = LADSPA_PORT_AUDIO;
 			descs[i] |= (i < 2) ? LADSPA_PORT_INPUT : LADSPA_PORT_OUTPUT;
-			hints[i] = (LADSPA_PortRangeHint){.HintDescriptor = 0};
+			hints[i] = {0, 0, 0};
 		}
 
+		default_params = NULL;
+		if (T::parameters)
+			default_params = new Param[T::parameters];
 		T::construct_params(default_params);
 		for (int i = 0; i < T::parameters; i++) {
 			int j = i + IO_PLUGS;
@@ -172,7 +180,7 @@ struct LADSPA_Plugin {
 };
 
 #define P LADSPA_Plugin<T>
-TEMPLATE Param P::default_params[T::parameters];
+TEMPLATE Param *P::default_params;
 TEMPLATE LADSPA_PortDescriptor P::descs[P::portcount];
 TEMPLATE LADSPA_PortRangeHint P::hints[P::portcount];
 TEMPLATE char* P::names[P::portcount];

template/vst.cpp

@@ -1,9 +1,10 @@
-#include <stdio.h>
-#include "public.sdk/source/vst2.x/audioeffectx.h"
-
 //#INCLUDE
 //#REDEFINE
 
+#include <stdio.h>
+
+#include "public.sdk/source/vst2.x/audioeffectx.h"
+
 // VST 2.4 by standard only holds 8 (+ 1 null) length strings,
 // but this is never the case in practice. I've seen up to 24.
 #define MAX_PARAM_LEN 24

util/generate.vbs

@@ -1,9 +1,10 @@
 Set FSO = CreateObject("Scripting.FileSystemObject")
 
 Name = WScript.Arguments(0)
+Kind = WScript.Arguments(1)
 
-IPath = "../template/vst.cpp"
+IPath = "../template/"&Kind&".cpp"
-OPath = "../crap/vst/"&Name&".cpp"
+OPath = "../crap/"&Kind&"/"&Name&".cpp"
 Inc = "crap/"&Name&".hpp"
 
 Set File = FSO.OpenTextFile(IPath)