diff options
Diffstat (limited to 'posix/regex.c')
| -rw-r--r-- | posix/regex.c | 39 |
1 files changed, 26 insertions, 13 deletions
diff --git a/posix/regex.c b/posix/regex.c index a6e6507542..ec25642e31 100644 --- a/posix/regex.c +++ b/posix/regex.c @@ -62,6 +62,7 @@ # define US_CHAR_TYPE wchar_t/* unsigned character type */ # define COMPILED_BUFFER_VAR wc_buffer # define OFFSET_ADDRESS_SIZE 1 /* the size which STORE_NUMBER macro use */ +# define CHAR_CLASS_SIZE (sizeof(wctype_t)/sizeof(CHAR_TYPE)+1) # define PUT_CHAR(c) \ do { \ if (MC_CUR_MAX == 1) \ @@ -2643,6 +2644,7 @@ regex_compile (pattern, size, syntax, bufp) charset[5] = p (= length of chars) charset[6] = char_class (wctype_t) + charset[6+CHAR_CLASS_SIZE] = char_class (wctype_t) ... charset[l+5] = char_class (wctype_t) @@ -2817,15 +2819,16 @@ regex_compile (pattern, size, syntax, bufp) if (p == pend) FREE_STACK_RETURN (REG_EBRACK); /* Allocate the space for character class. */ - GET_BUFFER_SPACE(1); + GET_BUFFER_SPACE(CHAR_CLASS_SIZE); /* Update the pointer to indicate end of buffer. */ - b++; + b += CHAR_CLASS_SIZE; /* Move data which follow character classes not to violate the data. */ - insert_space(1, laststart+6, b-1); + insert_space(CHAR_CLASS_SIZE, laststart + 6, b - 1); /* Store the character class. */ - laststart[6] = (CHAR_TYPE) wt; - laststart[1]++; /* Update length of char_classes */ + *((wctype_t*)(laststart + 6)) = wt; + /* Update length of char_classes */ + laststart[1] += CHAR_CLASS_SIZE; had_char_class = true; } @@ -2991,7 +2994,7 @@ regex_compile (pattern, size, syntax, bufp) /* Adjust for the alignment. */ idx = (idx + 3) & ~4; - str[0] = (wchar_t) &extra[idx + 4]; + str[0] = (wchar_t) idx + 4; } else if (symb_table[2 * elem] == 0 && c1 == 1) { @@ -4356,7 +4359,8 @@ group_in_compile_stack (compile_stack, regnum) } #ifdef MBS_SUPPORT -/* This insert space into the pattern. */ +/* This insert space, which size is "num", into the pattern at "loc". + "end" must point the end of the allocated buffer. */ static void insert_space (num, loc, end) int num; @@ -4397,13 +4401,15 @@ compile_range (range_start_char, p_ptr, pend, translate, syntax, b, { const char *collseq = (const char *) _NL_CURRENT(LC_COLLATE, _NL_COLLATE_COLLSEQWC); + const unsigned char *extra = (const unsigned char *) + _NL_CURRENT (LC_COLLATE, _NL_COLLATE_SYMB_EXTRAMB); if (range_start_char < -1) { /* range_start is a collating symbol. */ int32_t *wextra; /* Retreive the index and get collation sequence value. */ - wextra = (int32_t*)char_set[-range_start_char]; + wextra = (int32_t*)(extra + char_set[-range_start_char]); start_val = wextra[1 + *wextra]; } else @@ -5993,19 +5999,26 @@ re_match_2_internal (bufp, string1, size1, string2, size2, pos, regs, stop) 2*ranges_length + chars_length; /* match with char_class? */ - for (i = 0; i < char_class_length ; i++) - if (iswctype((wint_t)c, (wctype_t)(*workp++))) - goto char_set_matched; + for (i = 0; i < char_class_length ; i += CHAR_CLASS_SIZE) + { + wctype_t wctype = *((wctype_t*)workp); + workp += CHAR_CLASS_SIZE; + if (iswctype((wint_t)c, wctype)) + goto char_set_matched; + } /* match with collating_symbol? */ # ifdef _LIBC if (nrules != 0) { + const unsigned char *extra = (const unsigned char *) + _NL_CURRENT (LC_COLLATE, _NL_COLLATE_SYMB_EXTRAMB); + for (workp2 = workp + coll_symbol_length ; workp < workp2 ; workp++) { int32_t *wextra; - wextra = (int32_t*) *workp++; + wextra = (int32_t*)(extra + *workp++); for (i = 0; i < *wextra; ++i) if (TRANSLATE(d[i]) != wextra[1 + i]) break; @@ -6125,7 +6138,7 @@ re_match_2_internal (bufp, string1, size1, string2, size2, pos, regs, stop) /* Update d, however d will be incremented at char_set_matched:, we decrement d here. */ - d = backup_d + (wint_t)cp - (wint_t)str_buf - 1; + d = backup_d + ((wchar_t*)cp - (wchar_t*)str_buf - 1); if (d >= dend) { if (dend == end_match_2) |