vnpy/vn.ib/build/CMakeFiles/CheckLibraryExists/CheckFunctionExists.cxx

27 lines
417 B
C++

#ifdef CHECK_FUNCTION_EXISTS
#ifdef __cplusplus
extern "C"
#endif
char CHECK_FUNCTION_EXISTS();
#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 */