CMake/Modules/CheckFunctionExists.c
Kitware Robot d7204e649e Revise C++ coding style using clang-format-6.0
Run the `clang-format.bash` script to update all our C and C++ code to a
new style defined by `.clang-format`.  Use `clang-format` version 6.0.

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2018-06-01 09:53:42 -04:00

29 lines
433 B
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 */