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-rw-r--r--src/regparse.c164
1 files changed, 134 insertions, 30 deletions
diff --git a/src/regparse.c b/src/regparse.c
index 938a569..b8f08ab 100644
--- a/src/regparse.c
+++ b/src/regparse.c
@@ -2,7 +2,7 @@
regparse.c - Oniguruma (regular expression library)
**********************************************************************/
/*-
- * Copyright (c) 2002-2021 K.Kosako
+ * Copyright (c) 2002-2022 K.Kosako
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -102,7 +102,11 @@ OnigSyntaxType OnigSyntaxOniguruma = {
ONIG_SYN_FIXED_INTERVAL_IS_GREEDY_ONLY |
ONIG_SYN_ALLOW_INVALID_CODE_END_OF_RANGE_IN_CC |
ONIG_SYN_WARN_CC_OP_NOT_ESCAPED |
- ONIG_SYN_WARN_REDUNDANT_NESTED_REPEAT )
+#ifdef USE_WHOLE_OPTIONS
+ ONIG_SYN_WHOLE_OPTIONS |
+#endif
+ ONIG_SYN_WARN_REDUNDANT_NESTED_REPEAT
+ )
, ONIG_OPTION_NONE
,
{
@@ -2071,7 +2075,6 @@ scan_env_clear(ParseEnv* env)
#ifdef USE_CALL
env->unset_addr_list = NULL;
- env->has_call_zero = 0;
#endif
env->num_mem = 0;
@@ -2090,6 +2093,7 @@ scan_env_clear(ParseEnv* env)
env->id_num = 0;
env->save_alloc_num = 0;
env->saves = 0;
+ env->flags = 0;
}
static int
@@ -3535,9 +3539,10 @@ scan_number(UChar** src, const UChar* end, OnigEncoding enc)
{
int num, val;
OnigCodePoint c;
- UChar* p = *src;
+ UChar* p;
PFETCH_READY;
+ p = *src;
num = 0;
while (! PEND) {
PFETCH(c);
@@ -3565,9 +3570,10 @@ scan_hexadecimal_number(UChar** src, UChar* end, int minlen, int maxlen,
OnigCodePoint c;
unsigned int val;
int n;
- UChar* p = *src;
+ UChar* p;
PFETCH_READY;
+ p = *src;
code = 0;
n = 0;
while (! PEND && n < maxlen) {
@@ -3602,9 +3608,10 @@ scan_octal_number(UChar** src, UChar* end, int minlen, int maxlen,
OnigCodePoint c;
unsigned int val;
int n;
- UChar* p = *src;
+ UChar* p;
PFETCH_READY;
+ p = *src;
code = 0;
n = 0;
while (! PEND && n < maxlen) {
@@ -3777,9 +3784,10 @@ get_next_code_point(UChar** src, UChar* end, int base, OnigEncoding enc, int in_
{
int r;
OnigCodePoint c;
- UChar* p = *src;
+ UChar* p;
PFETCH_READY;
+ p = *src;
while (! PEND) {
PFETCH(c);
if (! IS_CODE_POINT_DIVIDE(c)) {
@@ -4545,13 +4553,17 @@ ptoken_init(PToken* tok)
static int
fetch_interval(UChar** src, UChar* end, PToken* tok, ParseEnv* env)
{
- int low, up, syn_allow, non_low = 0;
- int r = 0;
+ int low, up, syn_allow, non_low;
+ int r;
OnigCodePoint c;
- OnigEncoding enc = env->enc;
- UChar* p = *src;
+ OnigEncoding enc;
+ UChar* p;
PFETCH_READY;
+ p = *src;
+ r = 0;
+ non_low = 0;
+ enc = env->enc;
syn_allow = IS_SYNTAX_BV(env->syntax, ONIG_SYN_ALLOW_INVALID_INTERVAL);
if (PEND) {
@@ -4769,13 +4781,16 @@ fetch_name_with_level(OnigCodePoint start_code, UChar** src, UChar* end,
int r, sign, exist_level;
int digit_count;
OnigCodePoint end_code;
- OnigCodePoint c = 0;
- OnigEncoding enc = env->enc;
+ OnigCodePoint c;
+ OnigEncoding enc;
UChar *name_end;
UChar *pnum_head;
- UChar *p = *src;
+ UChar *p;
PFETCH_READY;
+ p = *src;
+ c = 0;
+ enc = env->enc;
*rback_num = 0;
exist_level = 0;
*num_type = IS_NOT_NUM;
@@ -5132,12 +5147,15 @@ fetch_token_cc(PToken* tok, UChar** src, UChar* end, ParseEnv* env, int state)
OnigCodePoint code;
OnigCodePoint c, c2;
int mindigits, maxdigits;
- OnigSyntaxType* syn = env->syntax;
- OnigEncoding enc = env->enc;
+ OnigSyntaxType* syn;
+ OnigEncoding enc;
UChar* prev;
- UChar* p = *src;
+ UChar* p;
PFETCH_READY;
+ p = *src;
+ enc = env->enc;
+ syn = env->syntax;
if (tok->code_point_continue != 0) {
r = get_next_code_point(&p, end, tok->base_num, enc, TRUE, &code);
if (r == 1) {
@@ -5421,13 +5439,12 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ParseEnv* env)
OnigEncoding enc;
OnigSyntaxType* syn;
UChar* p;
+ PFETCH_READY;
enc = env->enc;
syn = env->syntax;
p = *src;
- PFETCH_READY;
-
if (tok->code_point_continue != 0) {
r = get_next_code_point(&p, end, tok->base_num, enc, FALSE, &code);
if (r == 1) {
@@ -7667,11 +7684,12 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
OnigOptionType option;
OnigCodePoint c;
int list_capture;
- OnigEncoding enc = env->enc;
-
- UChar* p = *src;
+ OnigEncoding enc;
+ UChar* p;
PFETCH_READY;
+ p = *src;
+ enc = env->enc;
*np = NULL;
if (PEND) return ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS;
@@ -8078,6 +8096,17 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
break;
#endif
+#ifdef USE_WHOLE_OPTIONS
+ case 'C':
+ case 'I':
+ case 'L':
+ if (! IS_SYNTAX_BV(env->syntax, ONIG_SYN_WHOLE_OPTIONS))
+ return ONIGERR_UNDEFINED_GROUP_OPTION;
+
+ goto options_start;
+ break;
+#endif
+
case 'P':
if (IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_QMARK_CAPITAL_P_NAME)) {
if (PEND) return ONIGERR_END_PATTERN_IN_GROUP;
@@ -8098,16 +8127,23 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
#endif
case 'a':
case '-': case 'i': case 'm': case 's': case 'x':
+#ifdef USE_WHOLE_OPTIONS
+ options_start:
+#endif
{
- int neg = 0;
-
+ int neg;
+#ifdef USE_WHOLE_OPTIONS
+ int whole_options;
+ whole_options = FALSE;
+#endif
+ neg = FALSE;
while (1) {
switch (c) {
case ':':
case ')':
break;
- case '-': neg = 1; break;
+ case '-': neg = TRUE; break;
case 'x': OPTION_NEGATE(option, ONIG_OPTION_EXTEND, neg); break;
case 'i': OPTION_NEGATE(option, ONIG_OPTION_IGNORECASE, neg); break;
case 's':
@@ -8120,7 +8156,7 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
case 'm':
if (IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_OPTION_PERL)) {
- OPTION_NEGATE(option, ONIG_OPTION_SINGLELINE, (neg == 0 ? TRUE : FALSE));
+ OPTION_NEGATE(option, ONIG_OPTION_SINGLELINE, (neg == FALSE ? TRUE : FALSE));
}
else if (IS_SYNTAX_OP2(env->syntax,
ONIG_SYN_OP2_OPTION_ONIGURUMA|ONIG_SYN_OP2_OPTION_RUBY)) {
@@ -8160,7 +8196,7 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (! IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_OPTION_ONIGURUMA))
return ONIGERR_UNDEFINED_GROUP_OPTION;
- if (neg != 0) return ONIGERR_UNDEFINED_GROUP_OPTION;
+ if (neg == TRUE) return ONIGERR_UNDEFINED_GROUP_OPTION;
if (PEND) return ONIGERR_END_PATTERN_IN_GROUP;
if (! PPEEK_IS('{')) return ONIGERR_UNDEFINED_GROUP_OPTION;
@@ -8202,6 +8238,35 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
OPTION_NEGATE(option, ONIG_OPTION_POSIX_IS_ASCII, neg);
break;
+#ifdef USE_WHOLE_OPTIONS
+ case 'C':
+ if (! IS_SYNTAX_BV(env->syntax, ONIG_SYN_WHOLE_OPTIONS))
+ return ONIGERR_UNDEFINED_GROUP_OPTION;
+
+ if (neg == TRUE) return ONIGERR_INVALID_GROUP_OPTION;
+ OPTION_NEGATE(option, ONIG_OPTION_DONT_CAPTURE_GROUP, neg);
+ whole_options = TRUE;
+ break;
+
+ case 'I':
+ if (! IS_SYNTAX_BV(env->syntax, ONIG_SYN_WHOLE_OPTIONS))
+ return ONIGERR_UNDEFINED_GROUP_OPTION;
+
+ if (neg == TRUE) return ONIGERR_INVALID_GROUP_OPTION;
+ OPTION_NEGATE(option, ONIG_OPTION_IGNORECASE_IS_ASCII, neg);
+ whole_options = TRUE;
+ break;
+
+ case 'L':
+ if (! IS_SYNTAX_BV(env->syntax, ONIG_SYN_WHOLE_OPTIONS))
+ return ONIGERR_UNDEFINED_GROUP_OPTION;
+
+ if (neg == TRUE) return ONIGERR_INVALID_GROUP_OPTION;
+ OPTION_NEGATE(option, ONIG_OPTION_FIND_LONGEST, neg);
+ whole_options = TRUE;
+ break;
+#endif
+
default:
return ONIGERR_UNDEFINED_GROUP_OPTION;
}
@@ -8209,8 +8274,38 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (c == ')') {
*np = node_new_option(option);
CHECK_NULL_RETURN_MEMERR(*np);
+ r = 2; /* option only */
+
+#ifdef USE_WHOLE_OPTIONS
+ set_whole_options:
+ if (whole_options == TRUE) {
+ if ((env->flags & PE_FLAG_HAS_WHOLE_OPTIONS) != 0)
+ return ONIGERR_INVALID_GROUP_OPTION;
+
+ env->flags |= PE_FLAG_HAS_WHOLE_OPTIONS;
+ NODE_STATUS_ADD(*np, WHOLE_OPTIONS);
+
+ if (OPTON_DONT_CAPTURE_GROUP(option)) {
+ env->reg->options |= ONIG_OPTION_DONT_CAPTURE_GROUP;
+ if ((option & (ONIG_OPTION_DONT_CAPTURE_GROUP|ONIG_OPTION_CAPTURE_GROUP)) == (ONIG_OPTION_DONT_CAPTURE_GROUP|ONIG_OPTION_CAPTURE_GROUP))
+ return ONIGERR_INVALID_COMBINATION_OF_OPTIONS;
+ }
+
+ if ((option & ONIG_OPTION_IGNORECASE_IS_ASCII) != 0) {
+ env->reg->case_fold_flag &=
+ ~(INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR |
+ ONIGENC_CASE_FOLD_TURKISH_AZERI);
+ env->reg->case_fold_flag |= ONIGENC_CASE_FOLD_ASCII_ONLY;
+ env->reg->options |= ONIG_OPTION_IGNORECASE_IS_ASCII;
+ }
+
+ if (OPTON_FIND_LONGEST(option)) {
+ env->reg->options |= ONIG_OPTION_FIND_LONGEST;
+ }
+ }
+#endif
*src = p;
- return 2; /* option only */
+ return r;
}
else if (c == ':') {
OnigOptionType prev = env->options;
@@ -8227,6 +8322,13 @@ prs_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
*np = node_new_option(option);
CHECK_NULL_RETURN_MEMERR(*np);
NODE_BODY(*np) = target;
+
+#ifdef USE_WHOLE_OPTIONS
+ if (whole_options == TRUE) {
+ r = 0;
+ goto set_whole_options;
+ }
+#endif
*src = p;
return 0;
}
@@ -8836,7 +8938,7 @@ prs_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
CHECK_NULL_RETURN_MEMERR(*np);
env->num_call++;
if (tok->u.call.by_number != 0 && gnum == 0) {
- env->has_call_zero = 1;
+ env->flags |= PE_FLAG_HAS_CALL_ZERO;
}
}
break;
@@ -8989,6 +9091,7 @@ prs_branch(Node** top, PToken* tok, int term, UChar** src, UChar* end,
else {
*top = node_new_list(node, NULL);
if (IS_NULL(*top)) {
+ mem_err:
onig_node_free(node);
return ONIGERR_MEMORY;
}
@@ -9008,6 +9111,7 @@ prs_branch(Node** top, PToken* tok, int term, UChar** src, UChar* end,
}
else {
*headp = node_new_list(node, NULL);
+ if (IS_NULL(*headp)) goto mem_err;
headp = &(NODE_CDR(*headp));
}
}
@@ -9158,7 +9262,7 @@ onig_parse_tree(Node** root, const UChar* pattern, const UChar* end,
if (r != 0) return r;
#ifdef USE_CALL
- if (env->has_call_zero != 0) {
+ if ((env->flags & PE_FLAG_HAS_CALL_ZERO) != 0) {
Node* zero_node;
r = make_call_zero_body(*root, env, &zero_node);
if (r != 0) return r;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 22:47:50 +0000