8 static _Complex T_C_TYPE gComplexValue1 = 1 + 2 * I;
9 static _Complex T_C_TYPE gComplexValue2 = 3 + 4 * I;
11 static int cls_variadic(const char *format, ...)
14 _Complex T_C_TYPE p1, p2;
16 va_start (ap, format);
17 p1 = va_arg (ap, _Complex T_C_TYPE);
18 p2 = va_arg (ap, _Complex T_C_TYPE);
21 return printf(format, T_CONV creal (p1), T_CONV cimag (p1),
22 T_CONV creal (p2), T_CONV cimag (p2));
26 cls_complex_va_fn(ffi_cif* cif __UNUSED__, void* resp,
27 void** args, void* userdata __UNUSED__)
29 char* format = *(char**)args[0];
30 gComplexValue1 = *(_Complex T_C_TYPE*)args[1];
31 gComplexValue2 = *(_Complex T_C_TYPE*)args[2];
35 T_CONV creal (gComplexValue1), T_CONV cimag (gComplexValue1),
36 T_CONV creal (gComplexValue2), T_CONV cimag (gComplexValue2));
43 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
45 ffi_type* arg_types[4];
46 char *format = "%.1f,%.1fi %.1f,%.1fi\n";
48 _Complex T_C_TYPE complexArg1 = 1.0 + 22.0 *I;
49 _Complex T_C_TYPE complexArg2 = 333.0 + 4444.0 *I;
52 arg_types[0] = &ffi_type_pointer;
53 arg_types[1] = &T_FFI_TYPE;
54 arg_types[2] = &T_FFI_TYPE;
57 /* This printf call is variadic */
58 CHECK(ffi_prep_cif_var(&cif, FFI_DEFAULT_ABI, 1, 3, &ffi_type_sint,
59 arg_types) == FFI_OK);
62 args[1] = &complexArg1;
63 args[2] = &complexArg2;
66 ffi_call(&cif, FFI_FN(cls_variadic), &res, args);
67 printf("res: %d\n", (int) res);
70 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_complex_va_fn, NULL, code)
73 res = ((int(*)(char *, ...))(code))(format, complexArg1, complexArg2);
74 CHECK (gComplexValue1 == complexArg1);
75 CHECK (gComplexValue2 == complexArg2);
76 printf("res: %d\n", (int) res);