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1 /* -*-c-*- */
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2 #include "ffitest.h"
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3 #include <complex.h>
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4
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5 static void cls_ret_complex_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
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6 void* userdata __UNUSED__)
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7 {
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8 _Complex T_C_TYPE *pa;
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9 _Complex T_C_TYPE *pr;
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10 pa = (_Complex T_C_TYPE *)args[0];
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11 pr = (_Complex T_C_TYPE *)resp;
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12 *pr = *pa;
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13
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14 printf("%.6f,%.6fi: %.6f,%.6fi\n",
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15 T_CONV creal (*pa), T_CONV cimag (*pa),
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16 T_CONV creal (*pr), T_CONV cimag (*pr));
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17 }
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18 typedef _Complex T_C_TYPE (*cls_ret_complex)(_Complex T_C_TYPE);
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19
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20 int main (void)
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21 {
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22 ffi_cif cif;
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23 void *code;
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24 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
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25 ffi_type * cl_arg_types[2];
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26 _Complex T_C_TYPE res;
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27
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28 cl_arg_types[0] = &T_FFI_TYPE;
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29 cl_arg_types[1] = NULL;
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30
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31 /* Initialize the cif */
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32 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
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33 &T_FFI_TYPE, cl_arg_types) == FFI_OK);
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34
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35 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_complex_fn, NULL, code) == FFI_OK);
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36
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37 res = (*((cls_ret_complex)code))(0.125 + 128.0 * I);
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38 printf("res: %.6f,%.6fi\n", T_CONV creal (res), T_CONV cimag (res));
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39 CHECK (res == (0.125 + 128.0 * I));
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40
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41 exit(0);
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42 }
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