src/share/vm/runtime/os.hpp

*** 162,171 ****
--- 162,188 ----
  
    // File names are case-insensitive on windows only
    // Override me as needed
    static int    file_name_strcmp(const char* s1, const char* s2);
  
+   // A strlcat like API for safe string concatenation of 2 NULL limited C strings
+   // strlcat is not guranteed to exist on all platforms, so we implement our own
+   static void strlcat(char *dst, const char *src, size_t size) {
+     register char *_dst = dst;
+     register char *_src = (char *)src;
+     register int _size = (int)size;
+ 
+     while ((_size-- != 0) && (*_dst != '\0')) {
+       _dst++;
+     }
+     while ((_size-- != 0) && (*_src != '\0')) {
+       *_dst = *_src;
+       _dst++; _src++;
+     }
+     *_dst = '\0';
+   }
+ 
    // unset environment variable
    static bool unsetenv(const char* name);
  
    static bool have_special_privileges();