Function mi_theap_realpath

system/lib/mimalloc/src/alloc.c:536–552

#endif

mi_decl_nodiscard static mi_decl_restrict char* mi_theap_realpath(mi_theap_t* theap, const char* fname, char* resolved_name) mi_attr_noexcept {
  // todo: use GetFullPathNameW to allow longer file names
  char buf[PATH_MAX];
  DWORD res = GetFullPathNameA(fname, PATH_MAX, (resolved_name == NULL ? buf : resolved_name), NULL);
  if (res == 0) {
    errno = GetLastError(); return NULL;
  }
  else if (res > PATH_MAX) {
    errno = EINVAL; return NULL;
  }
  else if (resolved_name != NULL) {
    return resolved_name;
  }
  else {
    return mi_theap_strndup(theap, buf, PATH_MAX);
  }
}

#else