fix windows build

- include omc_msvc.h for attribute
- exclude wsock2 as is already incldued
- for some reason lst1 and lst2 are defined

Belonging to [master]:
  - OpenModelica/OMCompiler#2214

Makefile.omdev.mingw

@@ -441,7 +441,7 @@ runtimeCPPmsvcinstall: mkbuilddirs CMinpack_msvc Umfpack_msvc fmil_msvc sundials
 	cp -p $(BOOST_PATH_MSVC)/lib/*vc*.dll $(OMBUILDDIR)/bin/
 	cp -p $(BOOST_PATH_MSVC)/lib/*vc*.lib $(OMBUILDDIR)/lib/omc/cpp/msvc
 
-simulationruntimecmsvc: mkbuilddirs Umfpack_msvc CMinpack_msvc fmil_msvc sundials_msvc
+simulationruntimecmsvc: mkbuilddirs getMSVCversion Umfpack_msvc CMinpack_msvc fmil_msvc sundials_msvc
 	test -f """${VSCOMNTOOLS}/../../VC/vcvarsall.bat"""
 	mkdir -p $(OMBUILDDIR)/include/omc/msvc/
 	mkdir -p $(OMBUILDDIR)/lib/omc/msvc/debug

SimulationRuntime/c/gc/omc_gc.h

@@ -51,6 +51,7 @@ extern "C" {
 
 #if defined(_MSC_VER)
 #include "omc_inline.h"
+#include "omc_msvc.h"
 #endif
 
 typedef struct {

SimulationRuntime/c/meta/meta_modelica_builtin.c

@@ -422,29 +422,29 @@ void boxptr_listSetFirst(threadData_t *threadData, modelica_metatype cellToDestr
   MMC_CAR(cellToDestroy) = newContent;
 }
 
-modelica_metatype listAppend(modelica_metatype lst1,modelica_metatype lst2)
+modelica_metatype listAppend(modelica_metatype l1,modelica_metatype l2)
 {
   int length = 0, i = 0;
   struct mmc_cons_struct *res = NULL;
   struct mmc_cons_struct *p = NULL;
-  if (MMC_NILTEST(lst2)) /* If lst2 is empty, simply return lst1; huge performance gain for some uses of listAppend */
-    return lst1;
-  length = listLength(lst1);
-  if (length == 0) /* We need to check for empty lst1 */
-    return lst2;
+  if (MMC_NILTEST(l2)) /* If l2 is empty, simply return l1; huge performance gain for some uses of listAppend */
+    return l1;
+  length = listLength(l1);
+  if (length == 0) /* We need to check for empty l1 */
+    return l2;
   res = (struct mmc_cons_struct*)mmc_alloc_words( length * 3 /*(sizeof(struct mmc_cons_struct)/sizeof(void*))*/ ); /* Do one single big alloc. It's cheaper */
   for (i=0; i<length-1; i++) { /* Write all except the last element... */
     struct mmc_cons_struct *p = res+i;
     p->header = MMC_STRUCTHDR(2, MMC_CONS_CTOR);
-    p->data[0] = MMC_CAR(lst1);
+    p->data[0] = MMC_CAR(l1);
     p->data[1] = MMC_TAGPTR(res+i+1);
-    lst1 = MMC_CDR(lst1);
+    l1 = MMC_CDR(l1);
   }
-  /* The last element is a bit special. It points to lst2. */
+  /* The last element is a bit special. It points to l2. */
   p = res+length-1;
   p->header = MMC_STRUCTHDR(2, MMC_CONS_CTOR);
-  p->data[0] = MMC_CAR(lst1);
-  p->data[1] = lst2;
+  p->data[0] = MMC_CAR(l1);
+  p->data[1] = l2;
   return MMC_TAGPTR(res);
 }
 

SimulationRuntime/c/simulation/results/simulation_result_wall.cpp

@@ -40,7 +40,7 @@
 #include <assert.h>
 
 #if defined(__MINGW32__) || defined(_MSC_VER)
-#include <winsock2.h> /* htonl */
+// #include <winsock2.h> /* htonl */
 #if defined(_MSC_VER)
 #include <stdint.h> /* for int32_t */
 #endif