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unix: Allow to compile with float support disabled.

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This commit is contained in:
Damien George 2015-01-08 15:41:11 +00:00
parent afd6c8e1d2
commit 115187f7ce
1 changed files with 8 additions and 1 deletions
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9
unix/modffi.c
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@ -106,8 +106,10 @@ STATIC ffi_type *char2ffi_type(char c)
case 'I': return &ffi_type_uint; case 'I': return &ffi_type_uint;
case 'l': return &ffi_type_slong; case 'l': return &ffi_type_slong;
case 'L': return &ffi_type_ulong; case 'L': return &ffi_type_ulong;
#if MICROPY_PY_BUILTINS_FLOAT
case 'f': return &ffi_type_float; case 'f': return &ffi_type_float;
case 'd': return &ffi_type_double; case 'd': return &ffi_type_double;
#endif
case 'C': // (*)() case 'C': // (*)()
case 'P': // const void* case 'P': // const void*
case 'p': // void* case 'p': // void*
@ -141,6 +143,7 @@ STATIC mp_obj_t return_ffi_value(ffi_arg val, char type)
} }
case 'v': case 'v':
return mp_const_none; return mp_const_none;
#if MICROPY_PY_BUILTINS_FLOAT
case 'f': { case 'f': {
union { ffi_arg ffi; float flt; } val_union = { .ffi = val }; union { ffi_arg ffi; float flt; } val_union = { .ffi = val };
return mp_obj_new_float(val_union.flt); return mp_obj_new_float(val_union.flt);
@ -149,6 +152,7 @@ STATIC mp_obj_t return_ffi_value(ffi_arg val, char type)
double *p = (double*)&val; double *p = (double*)&val;
return mp_obj_new_float(*p); return mp_obj_new_float(*p);
} }
#endif
default: default:
return mp_obj_new_int(val); return mp_obj_new_int(val);
} }
@ -336,11 +340,14 @@ STATIC mp_obj_t ffifunc_call(mp_obj_t self_in, mp_uint_t n_args, mp_uint_t n_kw,
// pointer to a memory location of the correct size. // pointer to a memory location of the correct size.
// TODO check if this needs to be done for other types which don't fit into // TODO check if this needs to be done for other types which don't fit into
// ffi_arg. // ffi_arg.
#if MICROPY_PY_BUILTINS_FLOAT
if (sizeof(ffi_arg) == 4 && self->rettype == 'd') { if (sizeof(ffi_arg) == 4 && self->rettype == 'd') {
double retval; double retval;
ffi_call(&self->cif, self->func, &retval, valueptrs); ffi_call(&self->cif, self->func, &retval, valueptrs);
return mp_obj_new_float(retval); return mp_obj_new_float(retval);
} else { } else
#endif
{
ffi_arg retval; ffi_arg retval;
ffi_call(&self->cif, self->func, &retval, valueptrs); ffi_call(&self->cif, self->func, &retval, valueptrs);
return return_ffi_value(retval, self->rettype); return return_ffi_value(retval, self->rettype);