add windows in c-cpp

c-cpp/misc/c++11/static_assert.cpp

@@ -0,0 +1,8 @@
+int a[100][100];
+int (*getArray())[100] {
+	return a;
+}
+int main() {
+	int (*pArray)[100] = getArray();
+	return 0;
+}

c-cpp/windows/alertable_io.cpp

@@ -0,0 +1,42 @@
+#include <Windows.h>
+#include <cassert>
+#include <cstdio>
+
+template <typename F>
+struct ScopeExit {
+    ScopeExit(F f) : f(f) {}
+    ~ScopeExit() { f(); }
+    F f;
+};
+
+template <typename F>
+ScopeExit<F> MakeScopeExit(F f) {
+    return ScopeExit<F>(f);
+};
+#define STRING_JOIN2(arg1, arg2) DO_STRING_JOIN2(arg1, arg2)
+#define DO_STRING_JOIN2(arg1, arg2) arg1 ## arg2
+#define SCOPE_EXIT(code) \
+    auto STRING_JOIN2(scope_exit_, __LINE__) = MakeScopeExit([&](){code;})
+
+struct OverlappedBuffer {
+  OVERLAPPED o;
+  char b[64];
+};
+
+int main() {
+
+  auto fn = L"C:\\Users\\skyshaw\\Desktop\\data.txt";
+  auto f = CreateFile(fn, GENERIC_READ, FILE_SHARE_READ, nullptr,
+    OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
+  assert(fn);
+  SCOPE_EXIT(CloseHandle(f));
+
+  OverlappedBuffer ob = {};
+  ReadFileEx(f, ob.b, sizeof(ob.b), &ob.o, [](DWORD e, DWORD c, OVERLAPPED* o) {
+    assert(e == ERROR_SUCCESS);
+    auto ob = reinterpret_cast<OverlappedBuffer*>(o);
+    std::printf("> %.*s\n", c, ob->b);
+  });
+  SleepEx(INFINITE, true);
+  return 0;
+}

c-cpp/windows/thread.cpp

@@ -0,0 +1,38 @@
+#include <Windows.h>
+#include <cassert>
+#include <cstdio>
+
+template <typename F>
+struct ScopeExit {
+    ScopeExit(F f) : f(f) {}
+    ~ScopeExit() { f(); }
+    F f;
+};
+
+template <typename F>
+ScopeExit<F> MakeScopeExit(F f) {
+    return ScopeExit<F>(f);
+};
+#define STRING_JOIN2(arg1, arg2) DO_STRING_JOIN2(arg1, arg2)
+#define DO_STRING_JOIN2(arg1, arg2) arg1 ## arg2
+#define SCOPE_EXIT(code) \
+    auto STRING_JOIN2(scope_exit_, __LINE__) = MakeScopeExit([&](){code;})
+
+
+int main() {
+  auto t = CreateThread(nullptr, 0, [](void*) -> DWORD {
+      auto fn = L"C:\\Users\\skyshaw\\Desktop\\data.txt";
+      auto f = CreateFile(fn, GENERIC_READ, FILE_SHARE_READ, nullptr,
+        OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
+      assert(fn);
+      SCOPE_EXIT(CloseHandle(f));
+        char b[64];
+      DWORD c;
+      ReadFile(f, b, sizeof(b), &c, nullptr);
+      std::printf("> %.*s\n", c, b);
+      return 0;
+  }, nullptr, 0, nullptr);
+  assert(t);
+  WaitForSingleObject(t, INFINITE);
+  return 0;
+}

c-cpp/windows/windows_io.cpp

@@ -0,0 +1,34 @@
+#include <Windows.h>
+#include <cassert>
+#include <cstdio>
+
+template <typename F>
+struct ScopeExit {
+    ScopeExit(F f) : f(f) {}
+    ~ScopeExit() { f(); }
+    F f;
+};
+
+template <typename F>
+ScopeExit<F> MakeScopeExit(F f) {
+    return ScopeExit<F>(f);
+};
+#define STRING_JOIN2(arg1, arg2) DO_STRING_JOIN2(arg1, arg2)
+#define DO_STRING_JOIN2(arg1, arg2) arg1 ## arg2
+#define SCOPE_EXIT(code) \
+    auto STRING_JOIN2(scope_exit_, __LINE__) = MakeScopeExit([&](){code;})
+
+
+int main() {
+  auto fn = L"C:\\Users\\skyshaw\\Desktop\\data.txt";
+  auto f = CreateFile(fn, GENERIC_READ, FILE_SHARE_READ, nullptr,
+    OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
+  assert(fn);
+  SCOPE_EXIT(CloseHandle(f));
+
+  char b[64];
+  DWORD c;
+  ReadFile(f, b, sizeof(b), &c, nullptr);
+  std::printf("> %.*s\n", c, b);
+  return 0;
+}