Function Append1

be/src/gutil/strings/strcat.cc:28–31

Append is merely a version of memcpy that returns the address of the byte after the area just overwritten. It comes in multiple flavors to minimize call overhead.

// after the area just overwritten.  It comes in multiple flavors to minimize
// call overhead.
static char *Append1(char *out, const AlphaNum &x) {
  memcpy(out, x.data(), x.size());
  return out + x.size();
}

static char *Append2(char *out, const AlphaNum &x1, const AlphaNum &x2) {
  memcpy(out, x1.data(), x1.size());