/* Entry point of the parser.
Parse the regular expression REGEXP and return the structure tree.
- If an error is occured, ERR is set by error code, and return NULL.
+ If an error has occurred, ERR is set by error code, and return NULL.
This function build the following tree, from regular expression <reg_exp>:
CAT
/ \
Build the range expression which starts from START_ELEM, and ends
at END_ELEM. The result are written to MBCSET and SBCSET.
RANGE_ALLOC is the allocated size of mbcset->range_starts, and
- mbcset->range_ends, is a pointer argument sinse we may
+ mbcset->range_ends, is a pointer argument since we may
update it. */
static reg_errcode_t
const int32_t *symb_table;
const unsigned char *extra;
- /* Local function for parse_bracket_exp used in _LIBC environement.
+ /* Local function for parse_bracket_exp used in _LIBC environment.
Seek the collating symbol entry correspondings to NAME.
Return the index of the symbol in the SYMB_TABLE. */
return UINT_MAX;
}
- /* Local function for parse_bracket_exp used in _LIBC environement.
+ /* Local function for parse_bracket_exp used in _LIBC environment.
Build the range expression which starts from START_ELEM, and ends
at END_ELEM. The result are written to MBCSET and SBCSET.
RANGE_ALLOC is the allocated size of mbcset->range_starts, and
- mbcset->range_ends, is a pointer argument sinse we may
+ mbcset->range_ends, is a pointer argument since we may
update it. */
auto inline reg_errcode_t
return REG_NOERROR;
}
- /* Local function for parse_bracket_exp used in _LIBC environement.
+ /* Local function for parse_bracket_exp used in _LIBC environment.
Build the collating element which is represented by NAME.
The result are written to MBCSET and SBCSET.
COLL_SYM_ALLOC is the allocated size of mbcset->coll_sym, is a
- pointer argument sinse we may update it. */
+ pointer argument since we may update it. */
auto inline reg_errcode_t
__attribute ((always_inline))
Build the equivalence class which is represented by NAME.
The result are written to MBCSET and SBCSET.
EQUIV_CLASS_ALLOC is the allocated size of mbcset->equiv_classes,
- is a pointer argument sinse we may update it. */
+ is a pointer argument since we may update it. */
static reg_errcode_t
#ifdef RE_ENABLE_I18N
Build the character class which is represented by NAME.
The result are written to MBCSET and SBCSET.
CHAR_CLASS_ALLOC is the allocated size of mbcset->char_classes,
- is a pointer argument sinse we may update it. */
+ is a pointer argument since we may update it. */
static reg_errcode_t
#ifdef RE_ENABLE_I18N
/* This is intended for the expressions like "a{1,3}".
Fetch a number from `input', and return the number.
Return -1, if the number field is empty like "{,1}".
- Return -2, If an error is occured. */
+ Return -2, if an error has occurred. */
static int
fetch_number (re_string_t *input, re_token_t *token, reg_syntax_t syntax)