1*1fd5a2e1SPrashanth Swaminathan /* Area: ffi_call
2*1fd5a2e1SPrashanth Swaminathan Purpose: Check strlen function call.
3*1fd5a2e1SPrashanth Swaminathan Limitations: none.
4*1fd5a2e1SPrashanth Swaminathan PR: none.
5*1fd5a2e1SPrashanth Swaminathan Originator: From the original ffitest.c */
6*1fd5a2e1SPrashanth Swaminathan
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan
my_strlen(char * s)10*1fd5a2e1SPrashanth Swaminathan static size_t ABI_ATTR my_strlen(char *s)
11*1fd5a2e1SPrashanth Swaminathan {
12*1fd5a2e1SPrashanth Swaminathan return (strlen(s));
13*1fd5a2e1SPrashanth Swaminathan }
14*1fd5a2e1SPrashanth Swaminathan
main(void)15*1fd5a2e1SPrashanth Swaminathan int main (void)
16*1fd5a2e1SPrashanth Swaminathan {
17*1fd5a2e1SPrashanth Swaminathan ffi_cif cif;
18*1fd5a2e1SPrashanth Swaminathan ffi_type *args[MAX_ARGS];
19*1fd5a2e1SPrashanth Swaminathan void *values[MAX_ARGS];
20*1fd5a2e1SPrashanth Swaminathan ffi_arg rint;
21*1fd5a2e1SPrashanth Swaminathan char *s;
22*1fd5a2e1SPrashanth Swaminathan
23*1fd5a2e1SPrashanth Swaminathan args[0] = &ffi_type_pointer;
24*1fd5a2e1SPrashanth Swaminathan values[0] = (void*) &s;
25*1fd5a2e1SPrashanth Swaminathan
26*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */
27*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, ABI_NUM, 1,
28*1fd5a2e1SPrashanth Swaminathan &ffi_type_sint, args) == FFI_OK);
29*1fd5a2e1SPrashanth Swaminathan
30*1fd5a2e1SPrashanth Swaminathan s = "a";
31*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
32*1fd5a2e1SPrashanth Swaminathan CHECK(rint == 1);
33*1fd5a2e1SPrashanth Swaminathan
34*1fd5a2e1SPrashanth Swaminathan s = "1234567";
35*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
36*1fd5a2e1SPrashanth Swaminathan CHECK(rint == 7);
37*1fd5a2e1SPrashanth Swaminathan
38*1fd5a2e1SPrashanth Swaminathan s = "1234567890123456789012345";
39*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
40*1fd5a2e1SPrashanth Swaminathan CHECK(rint == 25);
41*1fd5a2e1SPrashanth Swaminathan
42*1fd5a2e1SPrashanth Swaminathan exit (0);
43*1fd5a2e1SPrashanth Swaminathan }
44*1fd5a2e1SPrashanth Swaminathan
45