Update Files

Kha/Backends/Kinc-hxcpp/khacpp/src/hx/AndroidCompat.cpp

@@ -0,0 +1,69 @@
+#include <hxcpp.h>
+#include <limits>
+#include <stdlib.h>
+#include <unistd.h>
+#include <signal.h>
+#include <dlfcn.h>
+#include <android/log.h>
+
+// These functions are inlined prior to android-ndk-platform-21, which means they
+// are missing from the libc functions on those phones, and you will get link errors.
+
+#if 0 && (HXCPP_ANDROID_PLATFORM>=21) && !defined(HXCPP_ARM64)
+extern "C" {
+
+
+char * stpcpy(char *dest, const char *src)
+{
+  register char *d = dest;
+  register const char *s = src;
+  do
+    *d++ = *s;
+  while (*s++ != '\0');
+  return d - 1;
+}
+
+
+int rand() { return lrand48(); }
+
+void srand(unsigned int x) { srand48(x); }
+
+
+double atof(const char *nptr)
+{
+    return (strtod(nptr, 0));
+}
+// extern __sighandler_t bsd_signal(int, __sighandler_t);
+
+
+typedef __sighandler_t (*bsd_signal_func_t)(int, __sighandler_t);
+bsd_signal_func_t bsd_signal_func = 0;
+
+__sighandler_t bsd_signal(int s, __sighandler_t f)
+{
+ if (bsd_signal_func == 0)
+ {
+   // For now (up to Android 7.0) this is always available 
+   bsd_signal_func = (bsd_signal_func_t) dlsym(RTLD_DEFAULT, "bsd_signal");
+
+   if (bsd_signal_func == 0)
+   {
+     // You may try dlsym(RTLD_DEFAULT, "signal") or dlsym(RTLD_NEXT, "signal") here
+     // Make sure you add a comment here in StackOverflow
+     // if you find a device that doesn't have "bsd_signal" in its libc.so!!!
+
+     __android_log_assert("", "bsd_signal_wrapper", "bsd_signal symbol not found!");
+   }
+ }
+
+ return bsd_signal_func(s, f);
+}
+
+__sighandler_t signal(int s, __sighandler_t f)
+{
+    return bsd_signal(s,f);
+}
+
+}
+#endif
+