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py/parsenum: Use size_t to count bytes, and int for type of base arg. 

size_t is the proper type to count number of bytes in a string.  The base
argument does not need to be a full mp_uint_t, int is enough.
This commit is contained in:
Damien George 2016-03-14 22:34:03 +00:00
parent 99fc0d120a
commit dddb98db8b
4 changed files with 10 additions and 11 deletions
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5
py/parsenum.c
View File

@ -28,6 +28,7 @@
#include <stdlib.h>
#include "py/nlr.h"
#include "py/parsenumbase.h"
#include "py/parsenum.h"
#include "py/smallint.h"
@ -45,7 +46,7 @@ STATIC NORETURN void raise_exc(mp_obj_t exc, mp_lexer_t *lex) {
nlr_raise(exc);
}
mp_obj_t mp_parse_num_integer(const char *restrict str_, mp_uint_t len, mp_uint_t base, mp_lexer_t *lex) {
mp_obj_t mp_parse_num_integer(const char *restrict str_, size_t len, int base, mp_lexer_t *lex) {
const byte *restrict str = (const byte *)str_;
const byte *restrict top = str + len;
bool neg = false;
@ -169,7 +170,7 @@ typedef enum {
PARSE_DEC_IN_EXP,
} parse_dec_in_t;
mp_obj_t mp_parse_num_decimal(const char *str, mp_uint_t len, bool allow_imag, bool force_complex, mp_lexer_t *lex) {
mp_obj_t mp_parse_num_decimal(const char *str, size_t len, bool allow_imag, bool force_complex, mp_lexer_t *lex) {
#if MICROPY_PY_BUILTINS_FLOAT
const char *top = str + len;
mp_float_t dec_val = 0;

6
py/parsenum.h
View File

@ -30,10 +30,8 @@
#include "py/lexer.h"
#include "py/obj.h"
mp_uint_t mp_parse_num_base(const char *str, mp_uint_t len, mp_uint_t *base);
// these functions raise a SyntaxError if lex!=NULL, else a ValueError
mp_obj_t mp_parse_num_integer(const char *restrict str, mp_uint_t len, mp_uint_t base, mp_lexer_t *lex);
mp_obj_t mp_parse_num_decimal(const char *str, mp_uint_t len, bool allow_imag, bool force_complex, mp_lexer_t *lex);
mp_obj_t mp_parse_num_integer(const char *restrict str, size_t len, int base, mp_lexer_t *lex);
mp_obj_t mp_parse_num_decimal(const char *str, size_t len, bool allow_imag, bool force_complex, mp_lexer_t *lex);
#endif // __MICROPY_INCLUDED_PY_PARSENUM_H__

2
py/parsenumbase.c
View File

@ -28,7 +28,7 @@
// find real radix base, and strip preceding '0x', '0o' and '0b'
// puts base in *base, and returns number of bytes to skip the prefix
mp_uint_t mp_parse_num_base(const char *str, mp_uint_t len, mp_uint_t *base) {
size_t mp_parse_num_base(const char *str, size_t len, int *base) {
const byte *p = (const byte*)str;
if (len <= 1) {
goto no_prefix;

8
py/parsenumbase.h
View File

@ -23,11 +23,11 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef __MICROPY_INCLUDED_PY_PARSENUM_H__
#define __MICROPY_INCLUDED_PY_PARSENUM_H__
#ifndef __MICROPY_INCLUDED_PY_PARSENUMBASE_H__
#define __MICROPY_INCLUDED_PY_PARSENUMBASE_H__
#include "py/mpconfig.h"
mp_uint_t mp_parse_num_base(const char *str, mp_uint_t len, mp_uint_t *base);
size_t mp_parse_num_base(const char *str, size_t len, int *base);
#endif // __MICROPY_INCLUDED_PY_PARSENUM_H__
#endif // __MICROPY_INCLUDED_PY_PARSENUMBASE_H__