cpputil.h 2.3 KB

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  1. /*
  2. * Copyright (C) 2011-2017 Intel Corporation. All rights reserved.
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * * Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * * Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in
  12. * the documentation and/or other materials provided with the
  13. * distribution.
  14. * * Neither the name of Intel Corporation nor the names of its
  15. * contributors may be used to endorse or promote products derived
  16. * from this software without specific prior written permission.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29. *
  30. */
  31. #ifndef _CPPUTIL_H__
  32. #define _CPPUTIL_H__
  33. #include <assert.h>
  34. #include <utility>
  35. namespace {
  36. template <typename T>
  37. void delete_ptrs_from_container(T& vec)
  38. {
  39. typename T::iterator iter = vec.begin();
  40. typename T::iterator end = vec.end();
  41. typename T::iterator this_iter;
  42. while (iter != end)
  43. {
  44. this_iter = iter;
  45. ++iter;
  46. delete *this_iter;
  47. }
  48. }
  49. /* Each pair is well-formed (p.first <= p.second) */
  50. template <typename T>
  51. bool is_overlap(const std::pair<T, T>& p1,
  52. const std::pair<T, T>& p2)
  53. {
  54. assert(p1.first <= p1.second);
  55. assert(p2.first <= p2.second);
  56. return ((p1.first <= p2.second) && (p2.first <= p1.second));
  57. }
  58. }
  59. #endif