Review URL: http://codereview.chromium.org/6676076
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7296
ce2b1a6d-e550-0410-aec6-
3dcde31c8c00
void OS::StrNCpy(Vector<char> dest, const char* src, size_t n) {
+ // Use _TRUNCATE or strncpy_s crashes (by design) if buffer is too small.
+ size_t buffer_size = static_cast<size_t>(dest.length());
+ if (n + 1 > buffer_size) // count for trailing '\0'
+ n = _TRUNCATE;
int result = strncpy_s(dest.start(), dest.length(), src, n);
USE(result);
- ASSERT(result == 0);
+ ASSERT(result == 0 || (n == _TRUNCATE && result == STRUNCATE));
}
#endif // __MINGW32__
#ifndef __MINGW32__
#include <dbghelp.h> // For SymLoadModule64 and al.
+#include <errno.h> // For STRUNCATE
#endif // __MINGW32__
#include <limits.h> // For INT_MAX and al.
#include <tlhelp32.h> // For Module32First and al.