https://github.com/Kitware/CMake
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Tip revision: ef5e2e8a62982ebccf4883fc7a01cdb66f8ca183 authored by Brad King on 13 June 2018, 14:52:11 UTC
Merge branch 'sphinx-info' into release-3.12
Tip revision: ef5e2e8
CheckFunctionExists.c
#ifdef CHECK_FUNCTION_EXISTS

#  ifdef __cplusplus
extern "C"
#  endif
  char
  CHECK_FUNCTION_EXISTS(void);
#  ifdef __CLASSIC_C__
int main()
{
  int ac;
  char* av[];
#  else
int main(int ac, char* av[])
{
#  endif
  CHECK_FUNCTION_EXISTS();
  if (ac > 1000) {
    return *av[0];
  }
  return 0;
}

#else /* CHECK_FUNCTION_EXISTS */

#  error "CHECK_FUNCTION_EXISTS has to specify the function"

#endif /* CHECK_FUNCTION_EXISTS */
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