thodg/libgit2/script/user_nodefs.h

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• Hash : 5981ab1d
  Author :
  Date : 2016-02-15T09:41:08
  

  coverity: add nodefs for abort macros
  
  Add nodefs for macros that abort the current flow due to errors.
  This includes macros that trigger on integer overflows and for
  the version check macro. This aids Coverity as we point out that
  these paths will cause a fatal error.
  

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• script/user_nodefs.h

• /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  
  #nodef GITERR_CHECK_ALLOC(ptr) if (ptr == NULL) { __coverity_panic__(); }
  
  #nodef GITERR_CHECK_ALLOC_ADD(out, one, two) \
  	if (GIT_ADD_SIZET_OVERFLOW(out, one, two)) { __coverity_panic__(); }
  
  #nodef GITERR_CHECK_ALLOC_ADD3(out, one, two, three) \
  	if (GIT_ADD_SIZET_OVERFLOW(out, one, two) || \
  		GIT_ADD_SIZET_OVERFLOW(out, *(out), three)) { __coverity_panic__(); }
  
  #nodef GITERR_CHECK_ALLOC_ADD4(out, one, two, three, four) \
  	if (GIT_ADD_SIZET_OVERFLOW(out, one, two) || \
  		GIT_ADD_SIZET_OVERFLOW(out, *(out), three) || \
  		GIT_ADD_SIZET_OVERFLOW(out, *(out), four)) { __coverity_panic__(); }
  
  #nodef GITERR_CHECK_ALLOC_MULTIPLY(out, nelem, elsize) \
  	if (GIT_MULTIPLY_SIZET_OVERFLOW(out, nelem, elsize)) { __coverity_panic__(); }
  
  #nodef GITERR_CHECK_VERSION(S,V,N) if (giterr__check_version(S,V,N) < 0)  { __coverity_panic__(); }
  
  #nodef LOOKS_LIKE_DRIVE_PREFIX(S) (strlen(S) >= 2 && git__isalpha((S)[0]) && (S)[1] == ':')
  

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