C: fix MSVC support

core/src/main/java/org/teavm/backend/c/generate/ClassGenerator.java

@@ -478,7 +478,7 @@ public class ClassGenerator {
 
         headerWriter.print("extern ").print(structName).print(" ").print(name).println(";");
         if (classLayout != null) {
-            codeWriter.println("static int16_t teavm_classLayouts_" + name + "[];");
+            codeWriter.println("static int16_t teavm_classLayouts_" + name + "[" + (classLayout.length + 1) + "];");
         }
         codeWriter.print("alignas(8) ").print(structName).print(" ").print(name).println(" = {").indent();
 
@@ -741,7 +741,8 @@ public class ClassGenerator {
         }
 
         String name = context.getNames().forClassInstance(ValueType.object(className));
-        codeWriter.print("static int16_t teavm_classLayouts_" + name + "[" + classLayout.length + " + 1] = {").indent();
+        codeWriter.print("static int16_t teavm_classLayouts_" + name + "[" + (classLayout.length + 1) + "] = {")
+                .indent();
         codeWriter.println().print("INT16_C(" + classLayout.length + ")");
 
         for (FieldReference field : classLayout) {

core/src/main/resources/org/teavm/backend/c/date.c

@@ -12,6 +12,11 @@
 #define _GNU_SOURCE
 #endif
 
+#ifdef _MSC_VER
+#define timegm _mkgmtime
+#define localtime_r(a, b) localtime_s(b, a)
+#endif
+
 #include <time.h>
 
 static time_t teavm_epochStart;
@@ -73,10 +78,14 @@ int64_t teavm_date_createUtc(int32_t year, int32_t month, int32_t day, int32_t h
 }
 
 int64_t teavm_date_parse(char* s) {
-    struct tm t;
-    strptime(s, teavm_date_defaultFormat, &t);
-    time_t result = mktime(&t);
-    return (int64_t) (1000 * difftime(result, teavm_epochStart));
+    #ifdef __GNUC__
+        struct tm t;
+        strptime(s, teavm_date_defaultFormat, &t);
+        time_t result = mktime(&t);
+        return (int64_t) (1000 * difftime(result, teavm_epochStart));
+    #else
+        return 0;
+    #endif
 }
 
 int32_t teavm_date_getYear(int64_t time) {

core/src/main/resources/org/teavm/backend/c/runtime.c

@@ -18,6 +18,7 @@
 
 #ifdef _MSC_VER
 #include <Windows.h>
+#include <synchapi.h>
 #endif
 
 void* teavm_gc_heapAddress = NULL;
@@ -55,25 +56,32 @@ TeaVM_ResourceMapEntry* teavm_lookupResource(TeaVM_ResourceMap *map, TeaVM_Strin
 static timer_t teavm_queueTimer;
 #endif
 
+#ifdef _MSC_VER
+static HANDLE teavm_queueTimer;
+#endif
+
 void teavm_beforeInit() {
     srand(time(NULL));
 
     #ifdef __GNUC__
-    struct sigaction sigact;
-    sigact.sa_flags = 0;
-    sigact.sa_handler = NULL;
-    sigaction(SIGRTMIN, &sigact, NULL);
+        struct sigaction sigact;
+        sigact.sa_flags = 0;
+        sigact.sa_handler = NULL;
+        sigaction(SIGRTMIN, &sigact, NULL);
 
-    sigset_t signals;
-    sigemptyset(&signals );
-    sigaddset(&signals, SIGRTMIN);
-    sigprocmask(SIG_BLOCK, &signals, NULL);
+        sigset_t signals;
+        sigemptyset(&signals );
+        sigaddset(&signals, SIGRTMIN);
+        sigprocmask(SIG_BLOCK, &signals, NULL);
 
-    struct sigevent sev;
-    sev.sigev_notify = SIGEV_SIGNAL;
-    sev.sigev_signo = SIGRTMIN;
-    timer_create(CLOCK_REALTIME, &sev, &teavm_queueTimer);
+        struct sigevent sev;
+        sev.sigev_notify = SIGEV_SIGNAL;
+        sev.sigev_signo = SIGRTMIN;
+        timer_create(CLOCK_REALTIME, &sev, &teavm_queueTimer);
+    #endif
 
+    #ifdef _MSC_VER
+        teavm_queueTimer = CreateEvent(NULL, TRUE, FALSE, TEXT("TeaVM_eventQueue"));
     #endif
 }
 
@@ -218,6 +226,19 @@ void teavm_interrupt() {
 
 #endif
 
+#ifdef _MSC_VER
+
+void teavm_waitFor(int64_t timeout) {
+    WaitForSingleObject(teavm_queueTimer, timeout);
+    ResetEvent(teavm_queueTimer);
+}
+
+void teavm_interrupt() {
+    SetEvent(teavm_queueTimer);
+}
+
+#endif
+
 void teavm_outOfMemory() {
     fprintf(stderr, "Application crashed due to lack of free memory\n");
     exit(1);
@@ -279,7 +300,7 @@ TeaVM_Array* teavm_resourceMapKeys(TeaVM_ResourceMap *map) {
 
 size_t teavm_mbSize(char16_t* javaChars, int32_t javaCharsCount) {
     size_t sz = 0;
-    char buffer[__STDC_UTF_16__];
+    char buffer[8];
     mbstate_t state = {0};
     for (int32_t i = 0; i < javaCharsCount; ++i) {
         size_t result = c16rtomb(buffer, javaChars[i], &state);

core/src/main/resources/org/teavm/backend/c/runtime.h

@@ -10,7 +10,8 @@
 #endif
 
 #ifdef _MSC_VER
-#define alignas(x)
+#define alignas(n) __declspec(align(n))
+#pragma comment (lib,"uuid.lib")
 #endif
 
 typedef struct TeaVM_Object {

tools/junit/src/main/java/org/teavm/junit/CRunStrategy.java

@@ -21,6 +21,7 @@ import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.concurrent.ConcurrentLinkedQueue;
 
 class CRunStrategy implements TestRunStrategy {
     private String compilerCommand;
@@ -87,25 +88,45 @@ class CRunStrategy implements TestRunStrategy {
         return runProcess(new ProcessBuilder(command).directory(inputDir).start(), output);
     }
 
-    private boolean runProcess(Process process, List<String> output) throws IOException, InterruptedException {
+    private boolean runProcess(Process process, List<String> output) throws InterruptedException {
         BufferedReader stdin = new BufferedReader(new InputStreamReader(process.getInputStream()));
         BufferedReader stderr = new BufferedReader(new InputStreamReader(process.getErrorStream()));
+        ConcurrentLinkedQueue<String> lines = new ConcurrentLinkedQueue<>();
 
-        while (true) {
-            String line = stderr.readLine();
-            if (line == null) {
-                break;
+        Thread thread = new Thread(() -> {
+            try {
+                while (true) {
+                    String line = stderr.readLine();
+                    if (line == null) {
+                        break;
+                    }
+                    lines.add(line);
+                }
+            } catch (IOException e) {
+                // do nothing
             }
-            output.add(line);
-        }
-        while (true) {
-            String line = stdin.readLine();
-            if (line == null) {
-                break;
-            }
-            output.add(line);
-        }
+        });
+        thread.setDaemon(true);
+        thread.start();
 
-        return process.waitFor() == 0;
+        thread = new Thread(() -> {
+            try {
+                while (true) {
+                    String line = stdin.readLine();
+                    if (line == null) {
+                        break;
+                    }
+                    lines.add(line);
+                }
+            } catch (IOException e) {
+                // do nothing
+            }
+        });
+        thread.setDaemon(true);
+        thread.start();
+
+        boolean result = process.waitFor() == 0;
+        output.addAll(lines);
+        return result;
     }
 }