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shared-bindings: Stop using max and min because C doesn't define them.

This commit is contained in:
Scott Shawcroft 2016-11-28 19:48:48 -08:00
parent 55c8c91e07
commit bda6ee9a14
1 changed files with 12 additions and 2 deletions
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14
shared-bindings/nativeio/I2C.c
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@ -150,7 +150,12 @@ STATIC mp_obj_t nativeio_i2c_readfrom_into(size_t n_args, const mp_obj_t *pos_ar
if (end < 0) {
end += bufinfo.len;
}
uint32_t len = max(0, min((int32_t) bufinfo.len, end - args[ARG_start].u_int));
uint32_t len = end - args[ARG_start].u_int;
if (len > (int32_t) bufinfo.len) {
len = bufinfo.len;
} else if (len < 0) {
len = 0;
}
int32_t start = args[ARG_start].u_int;
common_hal_nativeio_i2c_read(self, args[ARG_address].u_int, ((uint8_t*)bufinfo.buf) + start, len);
return mp_const_none;
@ -194,7 +199,12 @@ STATIC mp_obj_t nativeio_i2c_writeto(size_t n_args, const mp_obj_t *pos_args, mp
if (end < 0) {
end += bufinfo.len;
}
uint32_t len = max(0, min((int32_t) bufinfo.len, end - args[ARG_start].u_int));
uint32_t len = end - args[ARG_start].u_int;
if (len > (int32_t) bufinfo.len) {
len = bufinfo.len;
} else if (len < 0) {
len = 0;
}
int32_t start = args[ARG_start].u_int;
// do the transfer