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