diff options
Diffstat (limited to 'Zend/zend_operators.h')
| -rw-r--r-- | Zend/zend_operators.h | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/Zend/zend_operators.h b/Zend/zend_operators.h index 39a7e1f541..8075edf939 100644 --- a/Zend/zend_operators.h +++ b/Zend/zend_operators.h @@ -69,6 +69,24 @@ ZEND_API int is_smaller_or_equal_function(zval *result, zval *op1, zval *op2 TSR ZEND_API zend_bool instanceof_function_ex(const zend_class_entry *instance_ce, const zend_class_entry *ce, zend_bool interfaces_only TSRMLS_DC); ZEND_API zend_bool instanceof_function(const zend_class_entry *instance_ce, const zend_class_entry *ce TSRMLS_DC); + +/** + * Checks whether the string "str" with length "length" is numeric. The value + * of allow_errors determines whether it's required to be entirely numeric, or + * just its prefix. Leading whitespace is allowed. + * + * The function returns 0 if the string did not contain a valid number; IS_LONG + * if it contained a number that fits within the range of a long; or IS_DOUBLE + * if the number was out of long range or contained a decimal point/exponent. + * The number's value is returned into the respective pointer, *lval or *dval, + * if that pointer is not NULL. + * + * This variant also gives information if a string that represents an integer + * could not be represented as such due to overflow. It writes 1 to oflow_info + * if the integer is larger than ZEND_LONG_MAX and -1 if it's smaller than ZEND_LONG_MIN. + */ +ZEND_API zend_uchar _is_numeric_string_ex(const char *str, size_t length, zend_long *lval, double *dval, int allow_errors, int *oflow_info); + END_EXTERN_C() #if ZEND_DVAL_TO_LVAL_CAST_OK @@ -125,23 +143,6 @@ static zend_always_inline zend_long zend_dval_to_lval(double d) #define ZEND_IS_DIGIT(c) ((c) >= '0' && (c) <= '9') #define ZEND_IS_XDIGIT(c) (((c) >= 'A' && (c) <= 'F') || ((c) >= 'a' && (c) <= 'f')) -/** - * Checks whether the string "str" with length "length" is numeric. The value - * of allow_errors determines whether it's required to be entirely numeric, or - * just its prefix. Leading whitespace is allowed. - * - * The function returns 0 if the string did not contain a valid number; IS_LONG - * if it contained a number that fits within the range of a long; or IS_DOUBLE - * if the number was out of long range or contained a decimal point/exponent. - * The number's value is returned into the respective pointer, *lval or *dval, - * if that pointer is not NULL. - * - * This variant also gives information if a string that represents an integer - * could not be represented as such due to overflow. It writes 1 to oflow_info - * if the integer is larger than ZEND_LONG_MAX and -1 if it's smaller than ZEND_LONG_MIN. - */ -ZEND_API zend_uchar _is_numeric_string_ex(const char *str, size_t length, zend_long *lval, double *dval, int allow_errors, int *oflow_info); - static zend_always_inline zend_uchar is_numeric_string_ex(const char *str, size_t length, zend_long *lval, double *dval, int allow_errors, int *oflow_info) { if (*str > '9') { |