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-rw-r--r--src/regparse.c1116
1 files changed, 604 insertions, 512 deletions
diff --git a/src/regparse.c b/src/regparse.c
index f1deea3..fed53f7 100644
--- a/src/regparse.c
+++ b/src/regparse.c
@@ -2,7 +2,7 @@
regparse.c - Oniguruma (regular expression library)
**********************************************************************/
/*-
- * Copyright (c) 2002-2019 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
+ * Copyright (c) 2002-2019 K.Kosako
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -77,6 +77,7 @@ OnigSyntaxType OnigSyntaxOniguruma = {
ONIG_SYN_CAPTURE_ONLY_NAMED_GROUP |
ONIG_SYN_ALLOW_MULTIPLEX_DEFINITION_NAME |
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 )
, ONIG_OPTION_NONE
@@ -198,6 +199,24 @@ onig_set_parse_depth_limit(unsigned int depth)
return 0;
}
+#ifdef ONIG_DEBUG_PARSE
+#define INC_PARSE_DEPTH(d) do {\
+ (d)++;\
+ if (env->max_parse_depth < (d)) env->max_parse_depth = d;\
+ if ((d) > ParseDepthLimit) \
+ return ONIGERR_PARSE_DEPTH_LIMIT_OVER;\
+} while (0)
+#else
+#define INC_PARSE_DEPTH(d) do {\
+ (d)++;\
+ if ((d) > ParseDepthLimit) \
+ return ONIGERR_PARSE_DEPTH_LIMIT_OVER;\
+} while (0)
+#endif
+
+#define DEC_PARSE_DEPTH(d) (d)--
+
+
static int
bbuf_init(BBuf* buf, int size)
{
@@ -243,7 +262,8 @@ bbuf_clone(BBuf** rto, BBuf* from)
return 0;
}
-static int backref_rel_to_abs(int rel_no, ScanEnv* env)
+static int
+backref_rel_to_abs(int rel_no, ScanEnv* env)
{
if (rel_no > 0) {
return env->num_mem + rel_no;
@@ -291,15 +311,6 @@ bitset_set_range(BitSetRef bs, int from, int to)
}
}
-#if 0
-static void
-bitset_set_all(BitSetRef bs)
-{
- int i;
- for (i = 0; i < BITSET_SIZE; i++) { bs[i] = ~((Bits )0); }
-}
-#endif
-
static void
bitset_invert(BitSetRef bs)
{
@@ -362,24 +373,6 @@ save_entry(ScanEnv* env, enum SaveType type, int* id)
{
int nid = env->save_num;
-#if 0
- if (IS_NULL(env->saves)) {
- int n = 10;
- env->saves = (SaveItem* )xmalloc(sizeof(SaveItem) * n);
- CHECK_NULL_RETURN_MEMERR(env->saves);
- env->save_alloc_num = n;
- }
- else if (env->save_alloc_num <= nid) {
- int n = env->save_alloc_num * 2;
- SaveItem* p = (SaveItem* )xrealloc(env->saves, sizeof(SaveItem) * n);
- CHECK_NULL_RETURN_MEMERR(p);
- env->saves = p;
- env->save_alloc_num = n;
- }
-
- env->saves[nid].type = type;
-#endif
-
env->save_num++;
*id = nid;
return 0;
@@ -475,14 +468,14 @@ static int
str_end_hash(st_str_end_key* x)
{
UChar *p;
- int val = 0;
+ unsigned val = 0;
p = x->s;
while (p < x->end) {
- val = val * 997 + (int )*p++;
+ val = val * 997 + (unsigned )*p++;
}
- return val + (val >> 5);
+ return (int) (val + (val >> 5));
}
extern hash_table_type*
@@ -565,15 +558,15 @@ static int
callout_name_table_hash(st_callout_name_key* x)
{
UChar *p;
- int val = 0;
+ unsigned int val = 0;
p = x->s;
while (p < x->end) {
- val = val * 997 + (int )*p++;
+ val = val * 997 + (unsigned int )*p++;
}
/* use intptr_t for escape warning in Windows */
- return val + (val >> 5) + ((intptr_t )x->enc & 0xffff) + x->type;
+ return (int )(val + (val >> 5) + ((intptr_t )x->enc & 0xffff) + x->type);
}
extern hash_table_type*
@@ -1093,6 +1086,35 @@ onig_name_to_group_numbers(regex_t* reg, const UChar* name,
return e->back_num;
}
+static int
+name_to_group_numbers(ScanEnv* env, const UChar* name, const UChar* name_end,
+ int** nums)
+{
+ regex_t* reg;
+ NameEntry* e;
+
+ reg = env->reg;
+ e = name_find(reg, name, name_end);
+
+ if (IS_NULL(e)) {
+ onig_scan_env_set_error_string(env, ONIGERR_UNDEFINED_NAME_REFERENCE,
+ (UChar* )name, (UChar* )name_end);
+ return ONIGERR_UNDEFINED_NAME_REFERENCE;
+ }
+
+ switch (e->back_num) {
+ case 0:
+ break;
+ case 1:
+ *nums = &(e->back_ref1);
+ break;
+ default:
+ *nums = e->back_refs;
+ break;
+ }
+ return e->back_num;
+}
+
extern int
onig_name_to_backref_number(regex_t* reg, const UChar* name,
const UChar* name_end, OnigRegion *region)
@@ -1869,8 +1891,8 @@ callout_tag_table_new(CalloutTagTable** rt)
}
static int
-callout_tag_entry_raw(CalloutTagTable* t, UChar* name, UChar* name_end,
- CalloutTagVal entry_val)
+callout_tag_entry_raw(ScanEnv* env, CalloutTagTable* t, UChar* name,
+ UChar* name_end, CalloutTagVal entry_val)
{
int r;
CalloutTagVal val;
@@ -1879,8 +1901,11 @@ callout_tag_entry_raw(CalloutTagTable* t, UChar* name, UChar* name_end,
return ONIGERR_INVALID_CALLOUT_TAG_NAME;
val = callout_tag_find(t, name, name_end);
- if (val >= 0)
+ if (val >= 0) {
+ onig_scan_env_set_error_string(env, ONIGERR_MULTIPLEX_DEFINED_NAME,
+ name, name_end);
return ONIGERR_MULTIPLEX_DEFINED_NAME;
+ }
r = onig_st_insert_strend(t, name, name_end, (HashDataType )entry_val);
if (r < 0) return r;
@@ -1909,7 +1934,7 @@ ext_ensure_tag_table(regex_t* reg)
}
static int
-callout_tag_entry(regex_t* reg, UChar* name, UChar* name_end,
+callout_tag_entry(ScanEnv* env, regex_t* reg, UChar* name, UChar* name_end,
CalloutTagVal entry_val)
{
int r;
@@ -1921,7 +1946,7 @@ callout_tag_entry(regex_t* reg, UChar* name, UChar* name_end,
ext = onig_get_regex_ext(reg);
CHECK_NULL_RETURN_MEMERR(ext);
- r = callout_tag_entry_raw(ext->tag_table, name, name_end, entry_val);
+ r = callout_tag_entry_raw(env, ext->tag_table, name, name_end, entry_val);
e = onig_reg_callout_list_at(reg, (int )entry_val);
CHECK_NULL_RETURN_MEMERR(e);
@@ -1939,9 +1964,8 @@ callout_tag_entry(regex_t* reg, UChar* name, UChar* name_end,
static void
scan_env_clear(ScanEnv* env)
{
- MEM_STATUS_CLEAR(env->capture_history);
- MEM_STATUS_CLEAR(env->bt_mem_start);
- MEM_STATUS_CLEAR(env->bt_mem_end);
+ MEM_STATUS_CLEAR(env->cap_history);
+ MEM_STATUS_CLEAR(env->backtrack_mem);
MEM_STATUS_CLEAR(env->backrefed_mem);
env->error = (UChar* )NULL;
env->error_end = (UChar* )NULL;
@@ -1960,6 +1984,10 @@ scan_env_clear(ScanEnv* env)
xmemset(env->mem_env_static, 0, sizeof(env->mem_env_static));
env->parse_depth = 0;
+#ifdef ONIG_DEBUG_PARSE
+ env->max_parse_depth = 0;
+#endif
+ env->backref_num = 0;
env->keep_num = 0;
env->save_num = 0;
env->save_alloc_num = 0;
@@ -1991,11 +2019,8 @@ scan_env_add_mem_entry(ScanEnv* env)
}
for (i = env->num_mem + 1; i < alloc; i++) {
- p[i].node = NULL_NODE;
-#if 0
- p[i].in = 0;
- p[i].recursion = 0;
-#endif
+ p[i].mem_node = NULL_NODE;
+ p[i].empty_repeat_node = NULL_NODE;
}
env->mem_env_dynamic = p;
@@ -2011,7 +2036,7 @@ static int
scan_env_set_mem_node(ScanEnv* env, int num, Node* node)
{
if (env->num_mem >= num)
- SCANENV_MEMENV(env)[num].node = node;
+ SCANENV_MEMENV(env)[num].mem_node = node;
else
return ONIGERR_PARSER_BUG;
return 0;
@@ -2149,7 +2174,7 @@ node_new_ctype(int type, int not, OnigOptionType options)
static Node*
node_new_anychar(void)
{
- Node* node = node_new_ctype(CTYPE_ANYCHAR, 0, ONIG_OPTION_NONE);
+ Node* node = node_new_ctype(CTYPE_ANYCHAR, FALSE, ONIG_OPTION_NONE);
return node;
}
@@ -2209,24 +2234,6 @@ onig_node_new_list(Node* left, Node* right)
}
extern Node*
-onig_node_list_add(Node* list, Node* x)
-{
- Node *n;
-
- n = onig_node_new_list(x, NULL);
- if (IS_NULL(n)) return NULL_NODE;
-
- if (IS_NOT_NULL(list)) {
- while (IS_NOT_NULL(NODE_CDR(list)))
- list = NODE_CDR(list);
-
- NODE_CDR(list) = n;
- }
-
- return n;
-}
-
-extern Node*
onig_node_new_alt(Node* left, Node* right)
{
Node* node = node_new();
@@ -2324,7 +2331,7 @@ node_new_backref(int back_num, int* backrefs, int by_name,
for (i = 0; i < back_num; i++) {
if (backrefs[i] <= env->num_mem &&
- IS_NULL(SCANENV_MEMENV(env)[backrefs[i]].node)) {
+ IS_NULL(SCANENV_MEMENV(env)[backrefs[i]].mem_node)) {
NODE_STATUS_ADD(node, RECURSION); /* /...(\1).../ */
break;
}
@@ -2344,6 +2351,8 @@ node_new_backref(int back_num, int* backrefs, int by_name,
for (i = 0; i < back_num; i++)
p[i] = backrefs[i];
}
+
+ env->backref_num++;
return node;
}
@@ -2391,13 +2400,13 @@ node_new_quantifier(int lower, int upper, int by_number)
CHECK_NULL_RETURN(node);
NODE_SET_TYPE(node, NODE_QUANT);
- QUANT_(node)->lower = lower;
- QUANT_(node)->upper = upper;
- QUANT_(node)->greedy = 1;
- QUANT_(node)->empty_info = BODY_IS_NOT_EMPTY;
- QUANT_(node)->head_exact = NULL_NODE;
- QUANT_(node)->next_head_exact = NULL_NODE;
- QUANT_(node)->is_refered = 0;
+ QUANT_(node)->lower = lower;
+ QUANT_(node)->upper = upper;
+ QUANT_(node)->greedy = 1;
+ QUANT_(node)->emptiness = BODY_IS_NOT_EMPTY;
+ QUANT_(node)->head_exact = NULL_NODE;
+ QUANT_(node)->next_head_exact = NULL_NODE;
+ QUANT_(node)->include_referred = 0;
if (by_number != 0)
NODE_STATUS_ADD(node, BY_NUMBER);
@@ -2683,7 +2692,7 @@ make_text_segment(Node** node, ScanEnv* env)
ns[1] = NULL_NODE;
r = ONIGERR_MEMORY;
- ns[0] = onig_node_new_anchor(ANCR_NO_TEXT_SEGMENT_BOUNDARY, 0);
+ ns[0] = onig_node_new_anchor(ANCR_NO_TEXT_SEGMENT_BOUNDARY, FALSE);
if (IS_NULL(ns[0])) goto err;
r = node_new_true_anychar(&ns[1], env);
@@ -2694,7 +2703,7 @@ make_text_segment(Node** node, ScanEnv* env)
ns[0] = x;
ns[1] = NULL_NODE;
- x = node_new_quantifier(0, REPEAT_INFINITE, 1);
+ x = node_new_quantifier(0, INFINITE_REPEAT, TRUE);
if (IS_NULL(x)) goto err;
NODE_BODY(x) = ns[0];
@@ -2763,7 +2772,7 @@ make_absent_engine(Node** node, int pre_save_right_id, Node* absent,
ns[0] = x;
- x = node_new_quantifier(lower, upper, 0);
+ x = node_new_quantifier(lower, upper, FALSE);
if (IS_NULL(x)) goto err0;
NODE_BODY(x) = ns[0];
@@ -2792,7 +2801,7 @@ make_absent_engine(Node** node, int pre_save_right_id, Node* absent,
x = make_alt(2, ns);
if (IS_NULL(x)) goto err0;
- if (is_range_cutter != 0)
+ if (is_range_cutter != FALSE)
NODE_STATUS_ADD(x, SUPER);
*node = x;
@@ -2882,7 +2891,10 @@ make_range_clear(Node** node, ScanEnv* env)
ns[0] = NULL_NODE; ns[1] = x;
- r = node_new_update_var_gimmick(&ns[0], UPDATE_VAR_RIGHT_RANGE_INIT, 0, env);
+#define ID_NOT_USED_DONT_CARE_ME 0
+
+ r = node_new_update_var_gimmick(&ns[0], UPDATE_VAR_RIGHT_RANGE_INIT,
+ ID_NOT_USED_DONT_CARE_ME, env);
if (r != 0) goto err;
x = make_alt(2, ns);
@@ -3001,7 +3013,7 @@ make_absent_tree_for_simple_one_char_repeat(Node** node, Node* absent, Node* qua
id1 = GIMMICK_(ns[0])->id;
r = make_absent_engine(&ns[1], id1, absent, body, lower, upper, possessive,
- 0, env);
+ FALSE, env);
if (r != 0) goto err;
ns[2] = ns[3] = NULL_NODE;
@@ -3044,7 +3056,7 @@ make_absent_tree(Node** node, Node* absent, Node* expr, int is_range_cutter,
if (expr == NULL_NODE) {
/* default expr \O* */
- quant = node_new_quantifier(0, REPEAT_INFINITE, 0);
+ quant = node_new_quantifier(0, INFINITE_REPEAT, FALSE);
if (IS_NULL(quant)) goto err0;
r = node_new_true_anychar(&body, env);
@@ -3086,7 +3098,7 @@ make_absent_tree(Node** node, Node* absent, Node* expr, int is_range_cutter,
if (r != 0) goto err;
possessive = 1;
- r = make_absent_engine(&ns[2], id1, absent, ns[3], 0, REPEAT_INFINITE,
+ r = make_absent_engine(&ns[2], id1, absent, ns[3], 0, INFINITE_REPEAT,
possessive, is_range_cutter, env);
if (r != 0) goto err;
@@ -3171,16 +3183,6 @@ node_str_cat_char(Node* node, UChar c)
}
extern void
-onig_node_conv_to_str_node(Node* node, int flag)
-{
- NODE_SET_TYPE(node, NODE_STRING);
- STR_(node)->flag = flag;
- STR_(node)->capacity = 0;
- STR_(node)->s = STR_(node)->buf;
- STR_(node)->end = STR_(node)->buf;
-}
-
-extern void
onig_node_str_clear(Node* node)
{
if (STR_(node)->capacity != 0 &&
@@ -3188,10 +3190,11 @@ onig_node_str_clear(Node* node)
xfree(STR_(node)->s);
}
- STR_(node)->capacity = 0;
STR_(node)->flag = 0;
STR_(node)->s = STR_(node)->buf;
STR_(node)->end = STR_(node)->buf;
+ STR_(node)->capacity = 0;
+ STR_(node)->case_min_len = 0;
}
static Node*
@@ -3201,10 +3204,12 @@ node_new_str(const UChar* s, const UChar* end)
CHECK_NULL_RETURN(node);
NODE_SET_TYPE(node, NODE_STRING);
- STR_(node)->capacity = 0;
STR_(node)->flag = 0;
STR_(node)->s = STR_(node)->buf;
STR_(node)->end = STR_(node)->buf;
+ STR_(node)->capacity = 0;
+ STR_(node)->case_min_len = 0;
+
if (onig_node_str_cat(node, s, end)) {
onig_node_free(node);
return NULL;
@@ -3219,11 +3224,11 @@ onig_node_new_str(const UChar* s, const UChar* end)
}
static Node*
-node_new_str_raw(UChar* s, UChar* end)
+node_new_str_crude(UChar* s, UChar* end)
{
Node* node = node_new_str(s, end);
CHECK_NULL_RETURN(node);
- NODE_STRING_SET_RAW(node);
+ NODE_STRING_SET_CRUDE(node);
return node;
}
@@ -3234,12 +3239,20 @@ node_new_empty(void)
}
static Node*
-node_new_str_raw_char(UChar c)
+node_new_str_crude_char(UChar c)
{
+ int i;
UChar p[1];
+ Node* node;
p[0] = c;
- return node_new_str_raw(p, p + 1);
+ node = node_new_str_crude(p, p + 1);
+
+ /* clear buf tail */
+ for (i = 1; i < NODE_STRING_BUF_SIZE; i++)
+ STR_(node)->buf[i] = '\0';
+
+ return node;
}
static Node*
@@ -3256,8 +3269,8 @@ str_node_split_last_char(Node* node, OnigEncoding enc)
if (p && p > sn->s) { /* can be split. */
rn = node_new_str(p, sn->end);
CHECK_NULL_RETURN(rn);
- if (NODE_STRING_IS_RAW(node))
- NODE_STRING_SET_RAW(rn);
+ if (NODE_STRING_IS_CRUDE(node))
+ NODE_STRING_SET_CRUDE(rn);
sn->end = (UChar* )p;
}
@@ -3275,28 +3288,10 @@ str_node_can_be_split(Node* node, OnigEncoding enc)
return 0;
}
-#ifdef USE_PAD_TO_SHORT_BYTE_CHAR
static int
-node_str_head_pad(StrNode* sn, int num, UChar val)
-{
- UChar buf[NODE_STRING_BUF_SIZE];
- int i, len;
-
- len = sn->end - sn->s;
- onig_strcpy(buf, sn->s, sn->end);
- onig_strcpy(&(sn->s[num]), buf, buf + len);
- sn->end += num;
-
- for (i = 0; i < num; i++) {
- sn->s[i] = val;
- }
-}
-#endif
-
-extern int
-onig_scan_unsigned_number(UChar** src, const UChar* end, OnigEncoding enc)
+scan_number(UChar** src, const UChar* end, OnigEncoding enc)
{
- unsigned int num, val;
+ int num, val;
OnigCodePoint c;
UChar* p = *src;
PFETCH_READY;
@@ -3305,8 +3300,8 @@ onig_scan_unsigned_number(UChar** src, const UChar* end, OnigEncoding enc)
while (! PEND) {
PFETCH(c);
if (IS_CODE_DIGIT_ASCII(enc, c)) {
- val = (unsigned int )DIGITVAL(c);
- if ((INT_MAX_LIMIT - val) / 10UL < num)
+ val = (int )DIGITVAL(c);
+ if ((INT_MAX - val) / 10 < num)
return -1; /* overflow */
num = num * 10 + val;
@@ -3321,26 +3316,27 @@ onig_scan_unsigned_number(UChar** src, const UChar* end, OnigEncoding enc)
}
static int
-scan_unsigned_hexadecimal_number(UChar** src, UChar* end, int minlen,
- int maxlen, OnigEncoding enc)
+scan_hexadecimal_number(UChar** src, UChar* end, int minlen, int maxlen,
+ OnigEncoding enc, OnigCodePoint* rcode)
{
+ OnigCodePoint code;
OnigCodePoint c;
- unsigned int num, val;
+ unsigned int val;
int n;
UChar* p = *src;
PFETCH_READY;
- num = 0;
+ code = 0;
n = 0;
while (! PEND && n < maxlen) {
PFETCH(c);
if (IS_CODE_XDIGIT_ASCII(enc, c)) {
n++;
- val = (unsigned int )XDIGITVAL(enc,c);
- if ((INT_MAX_LIMIT - val) / 16UL < num)
+ val = (unsigned int )XDIGITVAL(enc, c);
+ if ((UINT_MAX - val) / 16UL < code)
return ONIGERR_TOO_BIG_NUMBER; /* overflow */
- num = (num << 4) + XDIGITVAL(enc,c);
+ code = (code << 4) + val;
}
else {
PUNFETCH;
@@ -3351,36 +3347,46 @@ scan_unsigned_hexadecimal_number(UChar** src, UChar* end, int minlen,
if (n < minlen)
return ONIGERR_INVALID_CODE_POINT_VALUE;
+ *rcode = code;
*src = p;
- return num;
+ return ONIG_NORMAL;
}
static int
-scan_unsigned_octal_number(UChar** src, UChar* end, int maxlen,
- OnigEncoding enc)
+scan_octal_number(UChar** src, UChar* end, int minlen, int maxlen,
+ OnigEncoding enc, OnigCodePoint* rcode)
{
+ OnigCodePoint code;
OnigCodePoint c;
- unsigned int num, val;
+ unsigned int val;
+ int n;
UChar* p = *src;
PFETCH_READY;
- num = 0;
- while (! PEND && maxlen-- != 0) {
+ code = 0;
+ n = 0;
+ while (! PEND && n < maxlen) {
PFETCH(c);
if (IS_CODE_DIGIT_ASCII(enc, c) && c < '8') {
- val = ODIGITVAL(c);
- if ((INT_MAX_LIMIT - val) / 8UL < num)
- return -1; /* overflow */
+ n++;
+ val = (unsigned int )ODIGITVAL(c);
+ if ((UINT_MAX - val) / 8UL < code)
+ return ONIGERR_TOO_BIG_NUMBER; /* overflow */
- num = (num << 3) + val;
+ code = (code << 3) + val;
}
else {
PUNFETCH;
break;
}
}
+
+ if (n < minlen)
+ return ONIGERR_INVALID_CODE_POINT_VALUE;
+
+ *rcode = code;
*src = p;
- return num;
+ return ONIG_NORMAL;
}
@@ -3877,19 +3883,19 @@ quantifier_type_num(QuantNode* q)
if (q->greedy) {
if (q->lower == 0) {
if (q->upper == 1) return 0;
- else if (IS_REPEAT_INFINITE(q->upper)) return 1;
+ else if (IS_INFINITE_REPEAT(q->upper)) return 1;
}
else if (q->lower == 1) {
- if (IS_REPEAT_INFINITE(q->upper)) return 2;
+ if (IS_INFINITE_REPEAT(q->upper)) return 2;
}
}
else {
if (q->lower == 0) {
if (q->upper == 1) return 3;
- else if (IS_REPEAT_INFINITE(q->upper)) return 4;
+ else if (IS_INFINITE_REPEAT(q->upper)) return 4;
}
else if (q->lower == 1) {
- if (IS_REPEAT_INFINITE(q->upper)) return 5;
+ if (IS_INFINITE_REPEAT(q->upper)) return 5;
}
}
return -1;
@@ -3915,68 +3921,70 @@ static enum ReduceType ReduceTypeTable[6][6] = {
{RQ_ASIS, RQ_PQ_Q, RQ_DEL, RQ_AQ, RQ_AQ, RQ_DEL} /* '+?' */
};
-extern void
-onig_reduce_nested_quantifier(Node* pnode, Node* cnode)
+extern int
+onig_reduce_nested_quantifier(Node* pnode)
{
int pnum, cnum;
QuantNode *p, *c;
+ Node* cnode;
+
+ cnode = NODE_BODY(pnode);
p = QUANT_(pnode);
c = QUANT_(cnode);
pnum = quantifier_type_num(p);
cnum = quantifier_type_num(c);
if (pnum < 0 || cnum < 0) {
- if ((p->lower == p->upper) && ! IS_REPEAT_INFINITE(p->upper)) {
- if ((c->lower == c->upper) && ! IS_REPEAT_INFINITE(c->upper)) {
- int n = onig_positive_int_multiply(p->lower, c->lower);
- if (n >= 0) {
- p->lower = p->upper = n;
- NODE_BODY(pnode) = NODE_BODY(cnode);
- goto remove_cnode;
- }
- }
+ if (p->lower == p->upper && c->lower == c->upper) {
+ int n = onig_positive_int_multiply(p->lower, c->lower);
+ if (n < 0) return ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE;
+
+ p->lower = p->upper = n;
+ NODE_BODY(pnode) = NODE_BODY(cnode);
+ goto remove_cnode;
}
- return ;
+ return 0;
}
switch(ReduceTypeTable[cnum][pnum]) {
case RQ_DEL:
*pnode = *cnode;
+ goto remove_cnode;
break;
case RQ_A:
NODE_BODY(pnode) = NODE_BODY(cnode);
- p->lower = 0; p->upper = REPEAT_INFINITE; p->greedy = 1;
+ p->lower = 0; p->upper = INFINITE_REPEAT; p->greedy = 1;
+ goto remove_cnode;
break;
case RQ_AQ:
NODE_BODY(pnode) = NODE_BODY(cnode);
- p->lower = 0; p->upper = REPEAT_INFINITE; p->greedy = 0;
+ p->lower = 0; p->upper = INFINITE_REPEAT; p->greedy = 0;
+ goto remove_cnode;
break;
case RQ_QQ:
NODE_BODY(pnode) = NODE_BODY(cnode);
p->lower = 0; p->upper = 1; p->greedy = 0;
+ goto remove_cnode;
break;
case RQ_P_QQ:
- NODE_BODY(pnode) = cnode;
p->lower = 0; p->upper = 1; p->greedy = 0;
- c->lower = 1; c->upper = REPEAT_INFINITE; c->greedy = 1;
- return ;
+ c->lower = 1; c->upper = INFINITE_REPEAT; c->greedy = 1;
break;
case RQ_PQ_Q:
- NODE_BODY(pnode) = cnode;
p->lower = 0; p->upper = 1; p->greedy = 1;
- c->lower = 1; c->upper = REPEAT_INFINITE; c->greedy = 0;
- return ;
+ c->lower = 1; c->upper = INFINITE_REPEAT; c->greedy = 0;
break;
case RQ_ASIS:
- NODE_BODY(pnode) = cnode;
- return ;
break;
}
+ return 0;
+
remove_cnode:
NODE_BODY(cnode) = NULL_NODE;
onig_node_free(cnode);
+ return 0;
}
static int
@@ -3995,7 +4003,7 @@ node_new_general_newline(Node** node, ScanEnv* env)
alen = ONIGENC_CODE_TO_MBC(env->enc, 0x0a, buf + dlen);
if (alen < 0) return alen;
- crnl = node_new_str_raw(buf, buf + dlen + alen);
+ crnl = node_new_str_crude(buf, buf + dlen + alen);
CHECK_NULL_RETURN_MEMERR(crnl);
ncc = node_new_cclass();
@@ -4023,7 +4031,7 @@ node_new_general_newline(Node** node, ScanEnv* env)
if (r != 0) goto err1;
}
- x = node_new_bag_if_else(crnl, 0, ncc);
+ x = node_new_bag_if_else(crnl, NULL_NODE, ncc);
if (IS_NULL(x)) goto err1;
*node = x;
@@ -4032,7 +4040,7 @@ node_new_general_newline(Node** node, ScanEnv* env)
enum TokenSyms {
TK_EOT = 0, /* end of token */
- TK_RAW_BYTE = 1,
+ TK_CRUDE_BYTE = 1,
TK_CHAR,
TK_STRING,
TK_CODE_POINT,
@@ -4047,7 +4055,7 @@ enum TokenSyms {
TK_ALT,
TK_SUBEXP_OPEN,
TK_SUBEXP_CLOSE,
- TK_CC_OPEN,
+ TK_OPEN_CC,
TK_QUOTE_OPEN,
TK_CHAR_PROPERTY, /* \p{...}, \P{...} */
TK_KEEP, /* \K */
@@ -4059,9 +4067,9 @@ enum TokenSyms {
/* in cc */
TK_CC_CLOSE,
TK_CC_RANGE,
- TK_POSIX_BRACKET_OPEN,
- TK_CC_AND, /* && */
- TK_CC_CC_OPEN /* [ */
+ TK_CC_POSIX_BRACKET_OPEN,
+ TK_CC_AND, /* && */
+ TK_CC_OPEN_CC /* [ */
};
typedef struct {
@@ -4071,7 +4079,7 @@ typedef struct {
UChar* backp;
union {
UChar* s;
- int c;
+ UChar byte;
OnigCodePoint code;
int anchor;
int subtype;
@@ -4106,7 +4114,7 @@ typedef struct {
static int
-fetch_interval_quantifier(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
+fetch_interval(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
{
int low, up, syn_allow, non_low = 0;
int r = 0;
@@ -4131,7 +4139,7 @@ fetch_interval_quantifier(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
}
}
- low = onig_scan_unsigned_number(&p, end, env->enc);
+ low = scan_number(&p, end, env->enc);
if (low < 0) return ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE;
if (low > ONIG_MAX_REPEAT_NUM)
return ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE;
@@ -4150,7 +4158,7 @@ fetch_interval_quantifier(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
PFETCH(c);
if (c == ',') {
UChar* prev = p;
- up = onig_scan_unsigned_number(&p, end, env->enc);
+ up = scan_number(&p, end, env->enc);
if (up < 0) return ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE;
if (up > ONIG_MAX_REPEAT_NUM)
return ONIGERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE;
@@ -4158,7 +4166,7 @@ fetch_interval_quantifier(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
if (p == prev) {
if (non_low != 0)
goto invalid;
- up = REPEAT_INFINITE; /* {n,} : {n,infinite} */
+ up = INFINITE_REPEAT; /* {n,} : {n,infinite} */
}
}
else {
@@ -4173,12 +4181,12 @@ fetch_interval_quantifier(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
if (PEND) goto invalid;
PFETCH(c);
if (IS_SYNTAX_OP(env->syntax, ONIG_SYN_OP_ESC_BRACE_INTERVAL)) {
- if (c != MC_ESC(env->syntax)) goto invalid;
+ if (c != MC_ESC(env->syntax) || PEND) goto invalid;
PFETCH(c);
}
if (c != '}') goto invalid;
- if (!IS_REPEAT_INFINITE(up) && low > up) {
+ if (!IS_INFINITE_REPEAT(up) && low > up) {
/* {n,m}+ supported case */
if (IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_PLUS_POSSESSIVE_INTERVAL))
return ONIGERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE;
@@ -4396,7 +4404,7 @@ fetch_name_with_level(OnigCodePoint start_code, UChar** src, UChar* end,
PFETCH(c);
if (! IS_CODE_DIGIT_ASCII(enc, c)) goto err;
PUNFETCH;
- level = onig_scan_unsigned_number(&p, end, enc);
+ level = scan_number(&p, end, enc);
if (level < 0) return ONIGERR_TOO_BIG_NUMBER;
*rlevel = (level * flag);
exist_level = 1;
@@ -4417,7 +4425,7 @@ fetch_name_with_level(OnigCodePoint start_code, UChar** src, UChar* end,
end:
if (r == 0) {
if (*num_type != IS_NOT_NUM) {
- *rback_num = onig_scan_unsigned_number(&pnum_head, name_end, enc);
+ *rback_num = scan_number(&pnum_head, name_end, enc);
if (*rback_num < 0) return ONIGERR_TOO_BIG_NUMBER;
else if (*rback_num == 0) {
if (*num_type == IS_REL_NUM)
@@ -4445,7 +4453,7 @@ fetch_name_with_level(OnigCodePoint start_code, UChar** src, UChar* end,
static int
fetch_name(OnigCodePoint start_code, UChar** src, UChar* end,
UChar** rname_end, ScanEnv* env, int* rback_num,
- enum REF_NUM* num_type, int ref)
+ enum REF_NUM* num_type, int is_ref)
{
int r, sign;
int digit_count;
@@ -4475,7 +4483,7 @@ fetch_name(OnigCodePoint start_code, UChar** src, UChar* end,
return ONIGERR_EMPTY_GROUP_NAME;
if (IS_CODE_DIGIT_ASCII(enc, c)) {
- if (ref == 1)
+ if (is_ref == TRUE)
*num_type = IS_ABS_NUM;
else {
r = ONIGERR_INVALID_GROUP_NAME;
@@ -4483,7 +4491,7 @@ fetch_name(OnigCodePoint start_code, UChar** src, UChar* end,
digit_count++;
}
else if (c == '-') {
- if (ref == 1) {
+ if (is_ref == TRUE) {
*num_type = IS_REL_NUM;
sign = -1;
pnum_head = p;
@@ -4493,7 +4501,7 @@ fetch_name(OnigCodePoint start_code, UChar** src, UChar* end,
}
}
else if (c == '+') {
- if (ref == 1) {
+ if (is_ref == TRUE) {
*num_type = IS_REL_NUM;
sign = 1;
pnum_head = p;
@@ -4543,7 +4551,7 @@ fetch_name(OnigCodePoint start_code, UChar** src, UChar* end,
}
if (*num_type != IS_NOT_NUM) {
- *rback_num = onig_scan_unsigned_number(&pnum_head, name_end, enc);
+ *rback_num = scan_number(&pnum_head, name_end, enc);
if (*rback_num < 0) return ONIGERR_TOO_BIG_NUMBER;
else if (*rback_num == 0) {
if (*num_type == IS_REL_NUM) {
@@ -4675,7 +4683,8 @@ str_exist_check_with_esc(OnigCodePoint s[], int n, UChar* from, UChar* to,
static int
fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
{
- int num;
+ int r;
+ OnigCodePoint code;
OnigCodePoint c, c2;
OnigSyntaxType* syn = env->syntax;
OnigEncoding enc = env->enc;
@@ -4691,7 +4700,7 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
PFETCH(c);
tok->type = TK_CHAR;
tok->base = 0;
- tok->u.c = c;
+ tok->u.code = c;
tok->escaped = 0;
if (c == ']') {
@@ -4708,7 +4717,7 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
PFETCH(c);
tok->escaped = 1;
- tok->u.c = c;
+ tok->u.code = c;
switch (c) {
case 'w':
tok->type = TK_CHAR_TYPE;
@@ -4781,8 +4790,8 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
if (PPEEK_IS('{') && IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_O_BRACE_OCTAL)) {
PINC;
- num = scan_unsigned_octal_number(&p, end, 11, enc);
- if (num < 0) return ONIGERR_TOO_BIG_WIDE_CHAR_VALUE;
+ r = scan_octal_number(&p, end, 0, 11, enc, &code);
+ if (r < 0) return r;
if (!PEND) {
c2 = PPEEK;
if (IS_CODE_DIGIT_ASCII(enc, c2))
@@ -4793,7 +4802,7 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
PINC;
tok->type = TK_CODE_POINT;
tok->base = 8;
- tok->u.code = (OnigCodePoint )num;
+ tok->u.code = code;
}
else {
/* can't read nothing or invalid format */
@@ -4808,13 +4817,8 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
if (PPEEK_IS('{') && IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_X_BRACE_HEX8)) {
PINC;
- num = scan_unsigned_hexadecimal_number(&p, end, 0, 8, enc);
- if (num < 0) {
- if (num == ONIGERR_TOO_BIG_NUMBER)
- return ONIGERR_TOO_BIG_WIDE_CHAR_VALUE;
- else
- return num;
- }
+ r = scan_hexadecimal_number(&p, end, 0, 8, enc, &code);
+ if (r < 0) return r;
if (!PEND) {
c2 = PPEEK;
if (IS_CODE_XDIGIT_ASCII(enc, c2))
@@ -4825,7 +4829,7 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
PINC;
tok->type = TK_CODE_POINT;
tok->base = 16;
- tok->u.code = (OnigCodePoint )num;
+ tok->u.code = code;
}
else {
/* can't read nothing or invalid format */
@@ -4833,14 +4837,14 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
}
else if (IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_X_HEX2)) {
- num = scan_unsigned_hexadecimal_number(&p, end, 0, 2, enc);
- if (num < 0) return num;
+ r = scan_hexadecimal_number(&p, end, 0, 2, enc, &code);
+ if (r < 0) return r;
if (p == prev) { /* can't read nothing. */
- num = 0; /* but, it's not error */
+ code = 0; /* but, it's not error */
}
- tok->type = TK_RAW_BYTE;
+ tok->type = TK_CRUDE_BYTE;
tok->base = 16;
- tok->u.c = num;
+ tok->u.byte = (UChar )code;
}
break;
@@ -4849,14 +4853,14 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
if (IS_SYNTAX_OP2(syn, ONIG_SYN_OP2_ESC_U_HEX4)) {
- num = scan_unsigned_hexadecimal_number(&p, end, 4, 4, enc);
- if (num < 0) return num;
+ r = scan_hexadecimal_number(&p, end, 4, 4, enc, &code);
+ if (r < 0) return r;
if (p == prev) { /* can't read nothing. */
- num = 0; /* but, it's not error */
+ code = 0; /* but, it's not error */
}
tok->type = TK_CODE_POINT;
tok->base = 16;
- tok->u.code = (OnigCodePoint )num;
+ tok->u.code = code;
}
break;
@@ -4865,22 +4869,23 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
if (IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_OCTAL3)) {
PUNFETCH;
prev = p;
- num = scan_unsigned_octal_number(&p, end, 3, enc);
- if (num < 0 || num >= 256) return ONIGERR_TOO_BIG_NUMBER;
+ r = scan_octal_number(&p, end, 0, 3, enc, &code);
+ if (r < 0) return r;
+ if (code >= 256) return ONIGERR_TOO_BIG_NUMBER;
if (p == prev) { /* can't read nothing. */
- num = 0; /* but, it's not error */
+ code = 0; /* but, it's not error */
}
- tok->type = TK_RAW_BYTE;
+ tok->type = TK_CRUDE_BYTE;
tok->base = 8;
- tok->u.c = num;
+ tok->u.byte = (UChar )code;
}
break;
default:
PUNFETCH;
- num = fetch_escaped_value(&p, end, env, &c2);
- if (num < 0) return num;
- if (tok->u.c != c2) {
+ r = fetch_escaped_value(&p, end, env, &c2);
+ if (r < 0) return r;
+ if (tok->u.code != c2) {
tok->u.code = c2;
tok->type = TK_CODE_POINT;
}
@@ -4894,7 +4899,7 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
PINC;
if (str_exist_check_with_esc(send, 2, p, end,
(OnigCodePoint )']', enc, syn)) {
- tok->type = TK_POSIX_BRACKET_OPEN;
+ tok->type = TK_CC_POSIX_BRACKET_OPEN;
}
else {
PUNFETCH;
@@ -4904,7 +4909,7 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
else {
cc_in_cc:
if (IS_SYNTAX_OP2(syn, ONIG_SYN_OP2_CCLASS_SET_OP)) {
- tok->type = TK_CC_CC_OPEN;
+ tok->type = TK_CC_OPEN_CC;
}
else {
CC_ESC_WARN(env, (UChar* )"[");
@@ -4927,7 +4932,8 @@ fetch_token_in_cc(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
static int
fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
{
- int r, num;
+ int r;
+ OnigCodePoint code;
OnigCodePoint c;
OnigEncoding enc = env->enc;
OnigSyntaxType* syn = env->syntax;
@@ -4952,14 +4958,14 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
tok->backp = p;
PFETCH(c);
- tok->u.c = c;
+ tok->u.code = c;
tok->escaped = 1;
switch (c) {
case '*':
if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_ASTERISK_ZERO_INF)) break;
tok->type = TK_REPEAT;
tok->u.repeat.lower = 0;
- tok->u.repeat.upper = REPEAT_INFINITE;
+ tok->u.repeat.upper = INFINITE_REPEAT;
goto greedy_check;
break;
@@ -4967,7 +4973,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_PLUS_ONE_INF)) break;
tok->type = TK_REPEAT;
tok->u.repeat.lower = 1;
- tok->u.repeat.upper = REPEAT_INFINITE;
+ tok->u.repeat.upper = INFINITE_REPEAT;
goto greedy_check;
break;
@@ -5003,7 +5009,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
case '{':
if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_BRACE_INTERVAL)) break;
- r = fetch_interval_quantifier(&p, end, tok, env);
+ r = fetch_interval(&p, end, tok, env);
if (r < 0) return r; /* error */
if (r == 0) goto greedy_check2;
else if (r == 2) { /* {n} */
@@ -5191,8 +5197,8 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
if (PPEEK_IS('{') && IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_O_BRACE_OCTAL)) {
PINC;
- num = scan_unsigned_octal_number(&p, end, 11, enc);
- if (num < 0) return ONIGERR_TOO_BIG_WIDE_CHAR_VALUE;
+ r = scan_octal_number(&p, end, 0, 11, enc, &code);
+ if (r < 0) return r;
if (!PEND) {
if (IS_CODE_DIGIT_ASCII(enc, PPEEK))
return ONIGERR_TOO_LONG_WIDE_CHAR_VALUE;
@@ -5201,7 +5207,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
if ((p > prev + enclen(enc, prev)) && !PEND && PPEEK_IS('}')) {
PINC;
tok->type = TK_CODE_POINT;
- tok->u.code = (OnigCodePoint )num;
+ tok->u.code = code;
}
else {
/* can't read nothing or invalid format */
@@ -5216,13 +5222,8 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
if (PPEEK_IS('{') && IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_X_BRACE_HEX8)) {
PINC;
- num = scan_unsigned_hexadecimal_number(&p, end, 0, 8, enc);
- if (num < 0) {
- if (num == ONIGERR_TOO_BIG_NUMBER)
- return ONIGERR_TOO_BIG_WIDE_CHAR_VALUE;
- else
- return num;
- }
+ r = scan_hexadecimal_number(&p, end, 0, 8, enc, &code);
+ if (r < 0) return r;
if (!PEND) {
if (IS_CODE_XDIGIT_ASCII(enc, PPEEK))
return ONIGERR_TOO_LONG_WIDE_CHAR_VALUE;
@@ -5231,7 +5232,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
if ((p > prev + enclen(enc, prev)) && !PEND && PPEEK_IS('}')) {
PINC;
tok->type = TK_CODE_POINT;
- tok->u.code = (OnigCodePoint )num;
+ tok->u.code = code;
}
else {
/* can't read nothing or invalid format */
@@ -5239,14 +5240,14 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
}
else if (IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_X_HEX2)) {
- num = scan_unsigned_hexadecimal_number(&p, end, 0, 2, enc);
- if (num < 0) return num;
+ r = scan_hexadecimal_number(&p, end, 0, 2, enc, &code);
+ if (r < 0) return r;
if (p == prev) { /* can't read nothing. */
- num = 0; /* but, it's not error */
+ code = 0; /* but, it's not error */
}
- tok->type = TK_RAW_BYTE;
+ tok->type = TK_CRUDE_BYTE;
tok->base = 16;
- tok->u.c = num;
+ tok->u.byte = (UChar )code;
}
break;
@@ -5255,14 +5256,14 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
if (IS_SYNTAX_OP2(syn, ONIG_SYN_OP2_ESC_U_HEX4)) {
- num = scan_unsigned_hexadecimal_number(&p, end, 4, 4, enc);
- if (num < 0) return num;
+ r = scan_hexadecimal_number(&p, end, 4, 4, enc, &code);
+ if (r < 0) return r;
if (p == prev) { /* can't read nothing. */
- num = 0; /* but, it's not error */
+ code = 0; /* but, it's not error */
}
tok->type = TK_CODE_POINT;
tok->base = 16;
- tok->u.code = (OnigCodePoint )num;
+ tok->u.code = code;
}
break;
@@ -5270,21 +5271,21 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
case '5': case '6': case '7': case '8': case '9':
PUNFETCH;
prev = p;
- num = onig_scan_unsigned_number(&p, end, enc);
- if (num < 0 || num > ONIG_MAX_BACKREF_NUM) {
+ r = scan_number(&p, end, enc);
+ if (r < 0 || r > ONIG_MAX_BACKREF_NUM) {
goto skip_backref;
}
if (IS_SYNTAX_OP(syn, ONIG_SYN_OP_DECIMAL_BACKREF) &&
- (num <= env->num_mem || num <= 9)) { /* This spec. from GNU regex */
+ (r <= env->num_mem || r <= 9)) { /* This spec. from GNU regex */
if (IS_SYNTAX_BV(syn, ONIG_SYN_STRICT_CHECK_BACKREF)) {
- if (num > env->num_mem || IS_NULL(SCANENV_MEMENV(env)[num].node))
+ if (r > env->num_mem || IS_NULL(SCANENV_MEMENV(env)[r].mem_node))
return ONIGERR_INVALID_BACKREF;
}
tok->type = TK_BACKREF;
tok->u.backref.num = 1;
- tok->u.backref.ref1 = num;
+ tok->u.backref.ref1 = r;
tok->u.backref.by_name = 0;
#ifdef USE_BACKREF_WITH_LEVEL
tok->u.backref.exist_level = 0;
@@ -5304,14 +5305,14 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
case '0':
if (IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_OCTAL3)) {
prev = p;
- num = scan_unsigned_octal_number(&p, end, (c == '0' ? 2:3), enc);
- if (num < 0 || num >= 256) return ONIGERR_TOO_BIG_NUMBER;
+ r = scan_octal_number(&p, end, 0, (c == '0' ? 2:3), enc, &code);
+ if (r < 0 || r >= 256) return ONIGERR_TOO_BIG_NUMBER;
if (p == prev) { /* can't read nothing. */
- num = 0; /* but, it's not error */
+ code = 0; /* but, it's not error */
}
- tok->type = TK_RAW_BYTE;
+ tok->type = TK_CRUDE_BYTE;
tok->base = 8;
- tok->u.c = num;
+ tok->u.byte = (UChar )code;
}
else if (c != '0') {
PINC;
@@ -5336,7 +5337,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
if (r == 1) tok->u.backref.exist_level = 1;
else tok->u.backref.exist_level = 0;
#else
- r = fetch_name(c, &p, end, &name_end, env, &back_num, &num_type, 1);
+ r = fetch_name(c, &p, end, &name_end, env, &back_num, &num_type, TRUE);
#endif
if (r < 0) return r;
@@ -5349,7 +5350,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
if (IS_SYNTAX_BV(syn, ONIG_SYN_STRICT_CHECK_BACKREF)) {
if (back_num > env->num_mem ||
- IS_NULL(SCANENV_MEMENV(env)[back_num].node))
+ IS_NULL(SCANENV_MEMENV(env)[back_num].mem_node))
return ONIGERR_INVALID_BACKREF;
}
tok->type = TK_BACKREF;
@@ -5358,17 +5359,15 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
tok->u.backref.ref1 = back_num;
}
else {
- num = onig_name_to_group_numbers(env->reg, prev, name_end, &backs);
+ int num = name_to_group_numbers(env, prev, name_end, &backs);
if (num <= 0) {
- onig_scan_env_set_error_string(env,
- ONIGERR_UNDEFINED_NAME_REFERENCE, prev, name_end);
return ONIGERR_UNDEFINED_NAME_REFERENCE;
}
if (IS_SYNTAX_BV(syn, ONIG_SYN_STRICT_CHECK_BACKREF)) {
int i;
for (i = 0; i < num; i++) {
if (backs[i] > env->num_mem ||
- IS_NULL(SCANENV_MEMENV(env)[backs[i]].node))
+ IS_NULL(SCANENV_MEMENV(env)[backs[i]].mem_node))
return ONIGERR_INVALID_BACKREF;
}
}
@@ -5401,7 +5400,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
prev = p;
r = fetch_name((OnigCodePoint )c, &p, end, &name_end, env,
- &gnum, &num_type, 1);
+ &gnum, &num_type, TRUE);
if (r < 0) return r;
if (num_type != IS_NOT_NUM) {
@@ -5462,10 +5461,9 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
OnigCodePoint c2;
PUNFETCH;
- num = fetch_escaped_value(&p, end, env, &c2);
- if (num < 0) return num;
- /* set_raw: */
- if (tok->u.c != c2) {
+ r = fetch_escaped_value(&p, end, env, &c2);
+ if (r < 0) return r;
+ if (tok->u.code != c2) {
tok->type = TK_CODE_POINT;
tok->u.code = c2;
}
@@ -5477,7 +5475,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
}
else {
- tok->u.c = c;
+ tok->u.code = c;
tok->escaped = 0;
#ifdef USE_VARIABLE_META_CHARS
@@ -5514,7 +5512,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
#endif
tok->type = TK_REPEAT;
tok->u.repeat.lower = 0;
- tok->u.repeat.upper = REPEAT_INFINITE;
+ tok->u.repeat.upper = INFINITE_REPEAT;
goto greedy_check;
break;
@@ -5525,7 +5523,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
#endif
tok->type = TK_REPEAT;
tok->u.repeat.lower = 1;
- tok->u.repeat.upper = REPEAT_INFINITE;
+ tok->u.repeat.upper = INFINITE_REPEAT;
goto greedy_check;
break;
@@ -5542,7 +5540,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
case '{':
if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_BRACE_INTERVAL)) break;
- r = fetch_interval_quantifier(&p, end, tok, env);
+ r = fetch_interval(&p, end, tok, env);
if (r < 0) return r; /* error */
if (r == 0) goto greedy_check2;
else if (r == 2) { /* {n} */
@@ -5590,8 +5588,8 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
{
PINC;
name = p;
- r = fetch_name((OnigCodePoint )'(', &p, end, &name_end, env, &gnum,
- &num_type, 0);
+ r = fetch_name((OnigCodePoint )'(', &p, end, &name_end, env,
+ &gnum, &num_type, FALSE);
if (r < 0) return r;
tok->type = TK_CALL;
@@ -5608,7 +5606,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
tok->u.call.gnum = 0;
tok->u.call.name = p;
PINC;
- if (! PPEEK_IS(')')) return ONIGERR_INVALID_GROUP_NAME;
+ if (! PPEEK_IS(')')) return ONIGERR_UNDEFINED_GROUP_OPTION;
tok->u.call.name_end = p;
break;
@@ -5623,7 +5621,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
{
name = p;
r = fetch_name((OnigCodePoint )'(', &p, end, &name_end, env,
- &gnum, &num_type, 1);
+ &gnum, &num_type, TRUE);
if (r < 0) return r;
if (num_type == IS_NOT_NUM) {
@@ -5679,7 +5677,7 @@ fetch_token(PToken* tok, UChar** src, UChar* end, ScanEnv* env)
case '[':
if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_BRACKET_CC)) break;
- tok->type = TK_CC_OPEN;
+ tok->type = TK_OPEN_CC;
break;
case ']':
@@ -5890,6 +5888,7 @@ add_ctype_to_cc(CClassNode* cc, int ctype, int not, ScanEnv* env)
int c, r;
int ascii_mode;
+ int is_single;
const OnigCodePoint *ranges;
OnigCodePoint limit;
OnigCodePoint sb_out;
@@ -5911,6 +5910,7 @@ add_ctype_to_cc(CClassNode* cc, int ctype, int not, ScanEnv* env)
}
r = 0;
+ is_single = ONIGENC_IS_SINGLEBYTE(enc);
limit = ascii_mode ? ASCII_LIMIT : SINGLE_BYTE_SIZE;
switch (ctype) {
@@ -5927,19 +5927,25 @@ add_ctype_to_cc(CClassNode* cc, int ctype, int not, ScanEnv* env)
case ONIGENC_CTYPE_ALNUM:
if (not != 0) {
for (c = 0; c < (int )limit; c++) {
- if (! ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
- BITSET_SET_BIT(cc->bs, c);
+ if (is_single != 0 || ONIGENC_CODE_TO_MBCLEN(enc, c) == 1) {
+ if (! ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
+ BITSET_SET_BIT(cc->bs, c);
+ }
}
for (c = limit; c < SINGLE_BYTE_SIZE; c++) {
- BITSET_SET_BIT(cc->bs, c);
+ if (is_single != 0 || ONIGENC_CODE_TO_MBCLEN(enc, c) == 1)
+ BITSET_SET_BIT(cc->bs, c);
}
- ADD_ALL_MULTI_BYTE_RANGE(enc, cc->mbuf);
+ if (is_single == 0)
+ ADD_ALL_MULTI_BYTE_RANGE(enc, cc->mbuf);
}
else {
for (c = 0; c < (int )limit; c++) {
- if (ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
- BITSET_SET_BIT(cc->bs, c);
+ if (is_single != 0 || ONIGENC_CODE_TO_MBCLEN(enc, c) == 1) {
+ if (ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
+ BITSET_SET_BIT(cc->bs, c);
+ }
}
}
break;
@@ -5949,21 +5955,25 @@ add_ctype_to_cc(CClassNode* cc, int ctype, int not, ScanEnv* env)
case ONIGENC_CTYPE_WORD:
if (not != 0) {
for (c = 0; c < (int )limit; c++) {
- if (ONIGENC_CODE_TO_MBCLEN(enc, c) > 0 /* check invalid code point */
+ /* check invalid code point */
+ if ((is_single != 0 || ONIGENC_CODE_TO_MBCLEN(enc, c) == 1)
&& ! ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
BITSET_SET_BIT(cc->bs, c);
}
for (c = limit; c < SINGLE_BYTE_SIZE; c++) {
- if (ONIGENC_CODE_TO_MBCLEN(enc, c) > 0)
+ if (is_single != 0 || ONIGENC_CODE_TO_MBCLEN(enc, c) == 1)
BITSET_SET_BIT(cc->bs, c);
}
+ if (ascii_mode != 0 && is_single == 0)
+ ADD_ALL_MULTI_BYTE_RANGE(enc, cc->mbuf);
}
else {
for (c = 0; c < (int )limit; c++) {
- if (ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
+ if ((is_single != 0 || ONIGENC_CODE_TO_MBCLEN(enc, c) == 1)
+ && ONIGENC_IS_CODE_CTYPE(enc, (OnigCodePoint )c, ctype))
BITSET_SET_BIT(cc->bs, c);
}
- if (ascii_mode == 0)
+ if (ascii_mode == 0 && is_single == 0)
ADD_ALL_MULTI_BYTE_RANGE(enc, cc->mbuf);
}
break;
@@ -6055,10 +6065,12 @@ fetch_char_property_to_ctype(UChar** src, UChar* end, ScanEnv* env)
{
int r;
OnigCodePoint c;
- OnigEncoding enc = env->enc;
- UChar *prev, *start, *p = *src;
+ OnigEncoding enc;
+ UChar *prev, *start, *p;
- r = 0;
+ p = *src;
+ enc = env->enc;
+ r = ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS;
start = prev = p;
while (!PEND) {
@@ -6066,18 +6078,20 @@ fetch_char_property_to_ctype(UChar** src, UChar* end, ScanEnv* env)
PFETCH_S(c);
if (c == '}') {
r = ONIGENC_PROPERTY_NAME_TO_CTYPE(enc, start, prev);
- if (r < 0) break;
+ if (r >= 0) {
+ *src = p;
+ }
+ else {
+ onig_scan_env_set_error_string(env, r, *src, prev);
+ }
- *src = p;
return r;
}
else if (c == '(' || c == ')' || c == '{' || c == '|') {
- r = ONIGERR_INVALID_CHAR_PROPERTY_NAME;
break;
}
}
- onig_scan_env_set_error_string(env, r, *src, prev);
return r;
}
@@ -6093,7 +6107,7 @@ parse_char_property(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* en
*np = node_new_cclass();
CHECK_NULL_RETURN_MEMERR(*np);
cc = CCLASS_(*np);
- r = add_ctype_to_cc(cc, ctype, 0, env);
+ r = add_ctype_to_cc(cc, ctype, FALSE, env);
if (r != 0) return r;
if (tok->u.prop.not != 0) NCCLASS_SET_NOT(cc);
@@ -6101,67 +6115,67 @@ parse_char_property(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* en
}
-enum CCSTATE {
- CCS_VALUE,
- CCS_RANGE,
- CCS_COMPLETE,
- CCS_START
-};
+typedef enum {
+ CS_VALUE,
+ CS_RANGE,
+ CS_COMPLETE,
+ CS_START
+} CSTATE;
-enum CCVALTYPE {
- CCV_SB,
- CCV_CODE_POINT,
- CCV_CLASS
-};
+typedef enum {
+ CV_UNDEF,
+ CV_SB,
+ CV_MB,
+ CV_CPROP
+} CVAL;
static int
-next_state_class(CClassNode* cc, OnigCodePoint* vs, enum CCVALTYPE* type,
- enum CCSTATE* state, ScanEnv* env)
+cc_cprop_next(CClassNode* cc, OnigCodePoint* pcode, CVAL* val, CSTATE* state,
+ ScanEnv* env)
{
int r;
- if (*state == CCS_RANGE)
+ if (*state == CS_RANGE)
return ONIGERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE;
- if (*state == CCS_VALUE && *type != CCV_CLASS) {
- if (*type == CCV_SB)
- BITSET_SET_BIT(cc->bs, (int )(*vs));
- else if (*type == CCV_CODE_POINT) {
- r = add_code_range(&(cc->mbuf), env, *vs, *vs);
+ if (*state == CS_VALUE) {
+ if (*val == CV_SB)
+ BITSET_SET_BIT(cc->bs, (int )(*pcode));
+ else if (*val == CV_MB) {
+ r = add_code_range(&(cc->mbuf), env, *pcode, *pcode);
if (r < 0) return r;
}
}
- *state = CCS_VALUE;
- *type = CCV_CLASS;
+ *state = CS_VALUE;
+ *val = CV_CPROP;
return 0;
}
static int
-next_state_val(CClassNode* cc, OnigCodePoint *from, OnigCodePoint to,
- int* from_israw, int to_israw,
- enum CCVALTYPE intype, enum CCVALTYPE* type,
- enum CCSTATE* state, ScanEnv* env)
+cc_char_next(CClassNode* cc, OnigCodePoint *from, OnigCodePoint to,
+ int* from_raw, int to_raw, CVAL intype, CVAL* type,
+ CSTATE* state, ScanEnv* env)
{
int r;
switch (*state) {
- case CCS_VALUE:
- if (*type == CCV_SB) {
+ case CS_VALUE:
+ if (*type == CV_SB) {
if (*from > 0xff)
return ONIGERR_INVALID_CODE_POINT_VALUE;
BITSET_SET_BIT(cc->bs, (int )(*from));
}
- else if (*type == CCV_CODE_POINT) {
+ else if (*type == CV_MB) {
r = add_code_range(&(cc->mbuf), env, *from, *from);
if (r < 0) return r;
}
break;
- case CCS_RANGE:
+ case CS_RANGE:
if (intype == *type) {
- if (intype == CCV_SB) {
+ if (intype == CV_SB) {
if (*from > 0xff || to > 0xff)
return ONIGERR_INVALID_CODE_POINT_VALUE;
@@ -6190,21 +6204,21 @@ next_state_val(CClassNode* cc, OnigCodePoint *from, OnigCodePoint to,
if (r < 0) return r;
}
ccs_range_end:
- *state = CCS_COMPLETE;
+ *state = CS_COMPLETE;
break;
- case CCS_COMPLETE:
- case CCS_START:
- *state = CCS_VALUE;
+ case CS_COMPLETE:
+ case CS_START:
+ *state = CS_VALUE;
break;
default:
break;
}
- *from_israw = to_israw;
- *from = to;
- *type = intype;
+ *from_raw = to_raw;
+ *from = to;
+ *type = intype;
return 0;
}
@@ -6232,26 +6246,25 @@ code_exist_check(OnigCodePoint c, UChar* from, UChar* end, int ignore_escaped,
}
static int
-parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
+parse_cc(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
{
int r, neg, len, fetched, and_start;
- OnigCodePoint v, vs;
+ OnigCodePoint in_code, curr_code;
UChar *p;
Node* node;
CClassNode *cc, *prev_cc;
CClassNode work_cc;
-
- enum CCSTATE state;
- enum CCVALTYPE val_type, in_type;
- int val_israw, in_israw;
+ int curr_raw, in_raw;
+ CSTATE state;
+ CVAL in_type;
+ CVAL curr_type;
*np = NULL_NODE;
- env->parse_depth++;
- if (env->parse_depth > ParseDepthLimit)
- return ONIGERR_PARSE_DEPTH_LIMIT_OVER;
+ INC_PARSE_DEPTH(env->parse_depth);
+
prev_cc = (CClassNode* )NULL;
r = fetch_token_in_cc(tok, src, end, env);
- if (r == TK_CHAR && tok->u.c == '^' && tok->escaped == 0) {
+ if (r == TK_CHAR && tok->u.code == (OnigCodePoint )'^' && tok->escaped == 0) {
neg = 1;
r = fetch_token_in_cc(tok, src, end, env);
}
@@ -6274,47 +6287,44 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
cc = CCLASS_(node);
and_start = 0;
- state = CCS_START;
+ state = CS_START;
+ curr_type = CV_UNDEF;
+
p = *src;
while (r != TK_CC_CLOSE) {
fetched = 0;
switch (r) {
case TK_CHAR:
any_char_in:
- len = ONIGENC_CODE_TO_MBCLEN(env->enc, tok->u.c);
- if (len > 1) {
- in_type = CCV_CODE_POINT;
- }
- else if (len < 0) {
+ len = ONIGENC_CODE_TO_MBCLEN(env->enc, tok->u.code);
+ if (len < 0) {
r = len;
goto err;
}
- else {
- /* sb_char: */
- in_type = CCV_SB;
- }
- v = (OnigCodePoint )tok->u.c;
- in_israw = 0;
+ in_type = (len == 1) ? CV_SB : CV_MB;
+ in_code = tok->u.code;
+ in_raw = 0;
goto val_entry2;
break;
- case TK_RAW_BYTE:
+ case TK_CRUDE_BYTE:
/* tok->base != 0 : octal or hexadec. */
if (! ONIGENC_IS_SINGLEBYTE(env->enc) && tok->base != 0) {
+ int i, j;
UChar buf[ONIGENC_CODE_TO_MBC_MAXLEN];
UChar* bufe = buf + ONIGENC_CODE_TO_MBC_MAXLEN;
UChar* psave = p;
- int i, base = tok->base;
+ int base = tok->base;
- buf[0] = tok->u.c;
+ buf[0] = tok->u.byte;
for (i = 1; i < ONIGENC_MBC_MAXLEN(env->enc); i++) {
r = fetch_token_in_cc(tok, &p, end, env);
if (r < 0) goto err;
- if (r != TK_RAW_BYTE || tok->base != base) {
+ if (r != TK_CRUDE_BYTE || tok->base != base) {
fetched = 1;
break;
}
- buf[i] = tok->u.c;
+ buf[i] = tok->u.byte;
}
if (i < ONIGENC_MBC_MINLEN(env->enc)) {
@@ -6322,6 +6332,9 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
goto err;
}
+ /* clear buf tail */
+ for (j = i; j < ONIGENC_CODE_TO_MBC_MAXLEN; j++) buf[j] = '\0';
+
len = enclen(env->enc, buf);
if (i < len) {
r = ONIGERR_TOO_SHORT_MULTI_BYTE_STRING;
@@ -6336,58 +6349,63 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
if (i == 1) {
- v = (OnigCodePoint )buf[0];
- goto raw_single;
+ in_code = (OnigCodePoint )buf[0];
+ goto crude_single;
}
else {
- v = ONIGENC_MBC_TO_CODE(env->enc, buf, bufe);
- in_type = CCV_CODE_POINT;
+ in_code = ONIGENC_MBC_TO_CODE(env->enc, buf, bufe);
+ in_type = CV_MB;
}
}
else {
- v = (OnigCodePoint )tok->u.c;
- raw_single:
- in_type = CCV_SB;
+ in_code = (OnigCodePoint )tok->u.byte;
+ crude_single:
+ in_type = CV_SB;
}
- in_israw = 1;
+ in_raw = 1;
goto val_entry2;
break;
case TK_CODE_POINT:
- v = tok->u.code;
- in_israw = 1;
+ in_code = tok->u.code;
+ in_raw = 1;
val_entry:
- len = ONIGENC_CODE_TO_MBCLEN(env->enc, v);
+ len = ONIGENC_CODE_TO_MBCLEN(env->enc, in_code);
if (len < 0) {
- r = len;
- goto err;
+ if (state != CS_RANGE ||
+ ! IS_SYNTAX_BV(env->syntax,
+ ONIG_SYN_ALLOW_INVALID_CODE_END_OF_RANGE_IN_CC) ||
+ in_code < 0x100 || ONIGENC_MBC_MAXLEN(env->enc) == 1) {
+ r = len;
+ goto err;
+ }
}
- in_type = (len == 1 ? CCV_SB : CCV_CODE_POINT);
+ in_type = (len == 1 ? CV_SB : CV_MB);
val_entry2:
- r = next_state_val(cc, &vs, v, &val_israw, in_israw, in_type, &val_type,
- &state, env);
+ r = cc_char_next(cc, &curr_code, in_code, &curr_raw, in_raw, in_type,
+ &curr_type, &state, env);
if (r != 0) goto err;
break;
- case TK_POSIX_BRACKET_OPEN:
+ case TK_CC_POSIX_BRACKET_OPEN:
r = parse_posix_bracket(cc, &p, end, env);
if (r < 0) goto err;
if (r == 1) { /* is not POSIX bracket */
CC_ESC_WARN(env, (UChar* )"[");
p = tok->backp;
- v = (OnigCodePoint )tok->u.c;
- in_israw = 0;
+ in_code = tok->u.code;
+ in_raw = 0;
goto val_entry;
}
- goto next_class;
+ goto next_cprop;
break;
case TK_CHAR_TYPE:
r = add_ctype_to_cc(cc, tok->u.prop.ctype, tok->u.prop.not, env);
if (r != 0) goto err;
- next_class:
- r = next_state_class(cc, &vs, &val_type, &state, env);
+ next_cprop:
+ r = cc_cprop_next(cc, &curr_code, &curr_type, &state, env);
if (r != 0) goto err;
break;
@@ -6400,19 +6418,20 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
r = add_ctype_to_cc(cc, ctype, tok->u.prop.not, env);
if (r != 0) goto err;
- goto next_class;
+ goto next_cprop;
}
break;
case TK_CC_RANGE:
- if (state == CCS_VALUE) {
+ if (state == CS_VALUE) {
r = fetch_token_in_cc(tok, &p, end, env);
if (r < 0) goto err;
+
fetched = 1;
if (r == TK_CC_CLOSE) { /* allow [x-] */
range_end_val:
- v = (OnigCodePoint )'-';
- in_israw = 0;
+ in_code = (OnigCodePoint )'-';
+ in_raw = 0;
goto val_entry;
}
else if (r == TK_CC_AND) {
@@ -6420,20 +6439,21 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
goto range_end_val;
}
- if (val_type == CCV_CLASS) {
+ if (curr_type == CV_CPROP) {
r = ONIGERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS;
goto err;
}
- state = CCS_RANGE;
+ state = CS_RANGE;
}
- else if (state == CCS_START) {
+ else if (state == CS_START) {
/* [-xa] is allowed */
- v = (OnigCodePoint )tok->u.c;
- in_israw = 0;
+ in_code = tok->u.code;
+ in_raw = 0;
r = fetch_token_in_cc(tok, &p, end, env);
if (r < 0) goto err;
+
fetched = 1;
/* [--x] or [a&&-x] is warned. */
if (r == TK_CC_RANGE || and_start != 0)
@@ -6441,15 +6461,17 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
goto val_entry;
}
- else if (state == CCS_RANGE) {
+ else if (state == CS_RANGE) {
CC_ESC_WARN(env, (UChar* )"-");
- goto any_char_in; /* [!--x] is allowed */
+ goto any_char_in; /* [!--] is allowed */
}
- else { /* CCS_COMPLETE */
+ else { /* CS_COMPLETE */
r = fetch_token_in_cc(tok, &p, end, env);
if (r < 0) goto err;
+
fetched = 1;
- if (r == TK_CC_CLOSE) goto range_end_val; /* allow [a-b-] */
+ if (r == TK_CC_CLOSE)
+ goto range_end_val; /* allow [a-b-] */
else if (r == TK_CC_AND) {
CC_ESC_WARN(env, (UChar* )"-");
goto range_end_val;
@@ -6464,12 +6486,19 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
break;
- case TK_CC_CC_OPEN: /* [ */
+ case TK_CC_OPEN_CC: /* [ */
{
Node *anode;
CClassNode* acc;
- r = parse_char_class(&anode, tok, &p, end, env);
+ if (state == CS_VALUE) {
+ r = cc_char_next(cc, &curr_code, 0, &curr_raw, 0, curr_type, &curr_type,
+ &state, env);
+ if (r != 0) goto err;
+ }
+ state = CS_COMPLETE;
+
+ r = parse_cc(&anode, tok, &p, end, env);
if (r != 0) {
onig_node_free(anode);
goto cc_open_err;
@@ -6485,14 +6514,14 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
case TK_CC_AND: /* && */
{
- if (state == CCS_VALUE) {
- r = next_state_val(cc, &vs, 0, &val_israw, 0, val_type,
- &val_type, &state, env);
+ if (state == CS_VALUE) {
+ r = cc_char_next(cc, &curr_code, 0, &curr_raw, 0, curr_type, &curr_type,
+ &state, env);
if (r != 0) goto err;
}
/* initialize local variables */
and_start = 1;
- state = CCS_START;
+ state = CS_START;
if (IS_NOT_NULL(prev_cc)) {
r = and_cclass(prev_cc, cc, env->enc);
@@ -6525,9 +6554,9 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
}
- if (state == CCS_VALUE) {
- r = next_state_val(cc, &vs, 0, &val_israw, 0, val_type,
- &val_type, &state, env);
+ if (state == CS_VALUE) {
+ r = cc_char_next(cc, &curr_code, 0, &curr_raw, 0, curr_type, &curr_type,
+ &state, env);
if (r != 0) goto err;
}
@@ -6560,7 +6589,7 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
}
}
*src = p;
- env->parse_depth--;
+ DEC_PARSE_DEPTH(env->parse_depth);
return 0;
err:
@@ -6569,8 +6598,8 @@ parse_char_class(Node** np, PToken* tok, UChar** src, UChar* end, ScanEnv* env)
return r;
}
-static int parse_subexp(Node** top, PToken* tok, int term,
- UChar** src, UChar* end, ScanEnv* env, int group_head);
+static int parse_alts(Node** top, PToken* tok, int term,
+ UChar** src, UChar* end, ScanEnv* env, int group_head);
#ifdef USE_CALLOUT
@@ -6673,7 +6702,7 @@ parse_callout_of_contents(Node** np, int cterm, UChar** src, UChar* end, ScanEnv
}
if (tag_start != tag_end) {
- r = callout_tag_entry(env->reg, tag_start, tag_end, num);
+ r = callout_tag_entry(env, env->reg, tag_start, tag_end, num);
if (r != ONIG_NORMAL) return r;
}
@@ -6741,7 +6770,8 @@ parse_long(OnigEncoding enc, UChar* s, UChar* end, int sign_on, long max, long*
static int
parse_callout_args(int skip_mode, int cterm, UChar** src, UChar* end,
- unsigned int types[], OnigValue vals[], ScanEnv* env)
+ int max_arg_num, unsigned int types[], OnigValue vals[],
+ ScanEnv* env)
{
#define MAX_CALLOUT_ARG_BYTE_LENGTH 128
@@ -6760,9 +6790,9 @@ parse_callout_args(int skip_mode, int cterm, UChar** src, UChar* end,
if (PEND) return ONIGERR_INVALID_CALLOUT_PATTERN;
+ c = 0;
n = 0;
while (n < ONIG_CALLOUT_MAX_ARGS_NUM) {
- c = 0;
cn = 0;
esc = 0;
eesc = 0;
@@ -6795,7 +6825,7 @@ parse_callout_args(int skip_mode, int cterm, UChar** src, UChar* end,
size_t clen;
add_char:
- if (skip_mode == 0) {
+ if (skip_mode == FALSE) {
clen = p - e;
if (bufend + clen > buf + MAX_CALLOUT_ARG_BYTE_LENGTH)
return ONIGERR_INVALID_CALLOUT_ARG; /* too long argument */
@@ -6809,7 +6839,10 @@ parse_callout_args(int skip_mode, int cterm, UChar** src, UChar* end,
}
if (cn != 0) {
- if (skip_mode == 0) {
+ if (max_arg_num >= 0 && n >= max_arg_num)
+ return ONIGERR_INVALID_CALLOUT_ARG;
+
+ if (skip_mode == FALSE) {
if ((types[n] & ONIG_TYPE_LONG) != 0) {
int fixed = 0;
if (cn > 0) {
@@ -6941,7 +6974,7 @@ parse_callout_of_name(Node** np, int cterm, UChar** src, UChar* end, ScanEnv* en
/* read for single check only */
save = p;
- arg_num = parse_callout_args(1, '}', &p, end, 0, 0, env);
+ arg_num = parse_callout_args(TRUE, '}', &p, end, -1, NULL, NULL, env);
if (arg_num < 0) return arg_num;
is_not_single = PPEEK_IS(cterm) ? 0 : 1;
@@ -6955,7 +6988,7 @@ parse_callout_of_name(Node** np, int cterm, UChar** src, UChar* end, ScanEnv* en
types[i] = get_callout_arg_type_by_name_id(name_id, i);
}
- arg_num = parse_callout_args(0, '}', &p, end, types, vals, env);
+ arg_num = parse_callout_args(FALSE, '}', &p, end, max_arg_num, types, vals, env);
if (arg_num < 0) return arg_num;
if (PEND) return ONIGERR_END_PATTERN_IN_GROUP;
@@ -6994,7 +7027,7 @@ parse_callout_of_name(Node** np, int cterm, UChar** src, UChar* end, ScanEnv* en
}
if (tag_start != tag_end) {
- r = callout_tag_entry(env->reg, tag_start, tag_end, num);
+ r = callout_tag_entry(env, env->reg, tag_start, tag_end, num);
if (r != ONIG_NORMAL) return r;
}
@@ -7055,17 +7088,17 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
group:
r = fetch_token(tok, &p, end, env);
if (r < 0) return r;
- r = parse_subexp(np, tok, term, &p, end, env, 0);
+ r = parse_alts(np, tok, term, &p, end, env, FALSE);
if (r < 0) return r;
*src = p;
return 1; /* group */
break;
case '=':
- *np = onig_node_new_anchor(ANCR_PREC_READ, 0);
+ *np = onig_node_new_anchor(ANCR_PREC_READ, FALSE);
break;
case '!': /* preceding read */
- *np = onig_node_new_anchor(ANCR_PREC_READ_NOT, 0);
+ *np = onig_node_new_anchor(ANCR_PREC_READ_NOT, FALSE);
break;
case '>': /* (?>...) stop backtrack */
*np = node_new_bag(BAG_STOP_BACKTRACK);
@@ -7083,9 +7116,9 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (PEND) return ONIGERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS;
PFETCH(c);
if (c == '=')
- *np = onig_node_new_anchor(ANCR_LOOK_BEHIND, 0);
+ *np = onig_node_new_anchor(ANCR_LOOK_BEHIND, FALSE);
else if (c == '!')
- *np = onig_node_new_anchor(ANCR_LOOK_BEHIND_NOT, 0);
+ *np = onig_node_new_anchor(ANCR_LOOK_BEHIND_NOT, FALSE);
else {
if (IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP)) {
UChar *name;
@@ -7101,7 +7134,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
named_group2:
name = p;
r = fetch_name((OnigCodePoint )c, &p, end, &name_end, env, &num,
- &num_type, 0);
+ &num_type, FALSE);
if (r < 0) return r;
num = scan_env_add_mem_entry(env);
@@ -7115,7 +7148,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
CHECK_NULL_RETURN_MEMERR(*np);
BAG_(*np)->m.regnum = num;
if (list_capture != 0)
- MEM_STATUS_ON_SIMPLE(env->capture_history, num);
+ MEM_STATUS_ON_SIMPLE(env->cap_history, num);
env->num_named++;
}
else {
@@ -7150,7 +7183,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
r = fetch_token(tok, &p, end, env);
if (r < 0) return r;
- r = parse_subexp(&absent, tok, term, &p, end, env, 1);
+ r = parse_alts(&absent, tok, term, &p, end, env, TRUE);
if (r < 0) {
onig_node_free(absent);
return r;
@@ -7237,7 +7270,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (r == 1) exist_level = 1;
#else
r = fetch_name((OnigCodePoint )(is_enclosed != 0 ? c : '('),
- &p, end, &name_end, env, &back_num, &num_type, 1);
+ &p, end, &name_end, env, &back_num, &num_type, TRUE);
#endif
if (r < 0) {
if (is_enclosed == 0) {
@@ -7257,11 +7290,11 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (IS_SYNTAX_BV(env->syntax, ONIG_SYN_STRICT_CHECK_BACKREF)) {
if (back_num > env->num_mem ||
- IS_NULL(SCANENV_MEMENV(env)[back_num].node))
+ IS_NULL(SCANENV_MEMENV(env)[back_num].mem_node))
return ONIGERR_INVALID_BACKREF;
}
- condition = node_new_backref_checker(1, &back_num, 0,
+ condition = node_new_backref_checker(1, &back_num, FALSE,
#ifdef USE_BACKREF_WITH_LEVEL
exist_level, level,
#endif
@@ -7271,22 +7304,20 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
int num;
int* backs;
- num = onig_name_to_group_numbers(env->reg, prev, name_end, &backs);
+ num = name_to_group_numbers(env, prev, name_end, &backs);
if (num <= 0) {
- onig_scan_env_set_error_string(env,
- ONIGERR_UNDEFINED_NAME_REFERENCE, prev, name_end);
return ONIGERR_UNDEFINED_NAME_REFERENCE;
}
if (IS_SYNTAX_BV(env->syntax, ONIG_SYN_STRICT_CHECK_BACKREF)) {
int i;
for (i = 0; i < num; i++) {
if (backs[i] > env->num_mem ||
- IS_NULL(SCANENV_MEMENV(env)[backs[i]].node))
+ IS_NULL(SCANENV_MEMENV(env)[backs[i]].mem_node))
return ONIGERR_INVALID_BACKREF;
}
}
- condition = node_new_backref_checker(num, backs, 1,
+ condition = node_new_backref_checker(num, backs, TRUE,
#ifdef USE_BACKREF_WITH_LEVEL
exist_level, level,
#endif
@@ -7328,7 +7359,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
condition_is_checker = 0;
r = fetch_token(tok, &p, end, env);
if (r < 0) return r;
- r = parse_subexp(&condition, tok, term, &p, end, env, 0);
+ r = parse_alts(&condition, tok, term, &p, end, env, FALSE);
if (r < 0) {
onig_node_free(condition);
return r;
@@ -7371,7 +7402,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
onig_node_free(condition);
return r;
}
- r = parse_subexp(&target, tok, term, &p, end, env, 1);
+ r = parse_alts(&target, tok, term, &p, end, env, TRUE);
if (r < 0) {
onig_node_free(condition);
onig_node_free(target);
@@ -7414,6 +7445,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
}
break;
+#ifdef USE_CAPTURE_HISTORY
case '@':
if (IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_ATMARK_CAPTURE_HISTORY)) {
if (IS_SYNTAX_OP2(env->syntax, ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP)) {
@@ -7435,12 +7467,13 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
return ONIGERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY;
}
BAG_(*np)->m.regnum = num;
- MEM_STATUS_ON_SIMPLE(env->capture_history, num);
+ MEM_STATUS_ON_SIMPLE(env->cap_history, num);
}
else {
return ONIGERR_UNDEFINED_GROUP_OPTION;
}
break;
+#endif
#ifdef USE_POSIXLINE_OPTION
case 'p':
@@ -7470,7 +7503,7 @@ parse_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 ? 1 : 0));
+ OPTION_NEGATE(option, ONIG_OPTION_SINGLELINE, (neg == 0 ? TRUE : FALSE));
}
else if (IS_SYNTAX_OP2(env->syntax,
ONIG_SYN_OP2_OPTION_ONIGURUMA|ONIG_SYN_OP2_OPTION_RUBY)) {
@@ -7506,16 +7539,16 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (! ONIGENC_IS_UNICODE_ENCODING(enc))
return ONIGERR_UNDEFINED_GROUP_OPTION;
- OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_EXTENDED_GRAPHEME_CLUSTER, 0);
- OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_WORD, 1);
+ OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_EXTENDED_GRAPHEME_CLUSTER, FALSE);
+ OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_WORD, TRUE);
break;
#ifdef USE_UNICODE_WORD_BREAK
case 'w':
if (! ONIGENC_IS_UNICODE_ENCODING(enc))
return ONIGERR_UNDEFINED_GROUP_OPTION;
- OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_WORD, 0);
- OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_EXTENDED_GRAPHEME_CLUSTER, 1);
+ OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_WORD, FALSE);
+ OPTION_NEGATE(option, ONIG_OPTION_TEXT_SEGMENT_EXTENDED_GRAPHEME_CLUSTER, TRUE);
break;
#endif
default:
@@ -7545,7 +7578,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
env->options = option;
r = fetch_token(tok, &p, end, env);
if (r < 0) return r;
- r = parse_subexp(&target, tok, term, &p, end, env, 0);
+ r = parse_alts(&target, tok, term, &p, end, env, FALSE);
env->options = prev;
if (r < 0) {
onig_node_free(target);
@@ -7592,7 +7625,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
CHECK_NULL_RETURN_MEMERR(*np);
r = fetch_token(tok, &p, end, env);
if (r < 0) return r;
- r = parse_subexp(&target, tok, term, &p, end, env, 0);
+ r = parse_alts(&target, tok, term, &p, end, env, FALSE);
if (r < 0) {
onig_node_free(target);
return r;
@@ -7602,7 +7635,7 @@ parse_bag(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (NODE_TYPE(*np) == NODE_BAG) {
if (BAG_(*np)->type == BAG_MEMORY) {
- /* Don't move this to previous of parse_subexp() */
+ /* Don't move this to previous of parse_alts() */
r = scan_env_set_mem_node(env, BAG_(*np)->m.regnum, *np);
if (r != 0) return r;
}
@@ -7622,7 +7655,7 @@ static const char* ReduceQStr[] = {
};
static int
-set_quantifier(Node* qnode, Node* target, int group, ScanEnv* env)
+assign_quantifier_body(Node* qnode, Node* target, int group, ScanEnv* env)
{
QuantNode* qn;
@@ -7688,15 +7721,17 @@ set_quantifier(Node* qnode, Node* target, int group, ScanEnv* env)
if (targetq_num >= 0 && nestq_num < 0) {
if (targetq_num == 1 || targetq_num == 2) { /* * or + */
/* (?:a*){n,m}, (?:a+){n,m} => (?:a*){n,n}, (?:a+){n,n} */
- if (! IS_REPEAT_INFINITE(qn->upper) && qn->upper > 1 && qn->greedy) {
+ if (! IS_INFINITE_REPEAT(qn->upper) && qn->upper > 1 && qn->greedy) {
qn->upper = (qn->lower == 0 ? 1 : qn->lower);
}
}
}
else {
+ int r;
+
NODE_BODY(qnode) = target;
- onig_reduce_nested_quantifier(qnode, target);
- goto q_exit;
+ r = onig_reduce_nested_quantifier(qnode);
+ return r;
}
}
break;
@@ -7706,7 +7741,6 @@ set_quantifier(Node* qnode, Node* target, int group, ScanEnv* env)
}
NODE_BODY(qnode) = target;
- q_exit:
return 0;
}
@@ -7736,6 +7770,38 @@ clear_not_flag_cclass(CClassNode* cc, OnigEncoding enc)
}
#endif /* CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS */
+#define ADD_CODE_INTO_CC(cc, code, enc) do {\
+ if (ONIGENC_MBC_MINLEN(enc) > 1 || ONIGENC_CODE_TO_MBCLEN(enc, code) != 1) {\
+ add_code_range_to_buf(&((cc)->mbuf), code, code);\
+ }\
+ else {\
+ BITSET_SET_BIT((cc)->bs, code);\
+ }\
+} while (0)
+
+extern int
+onig_new_cclass_with_code_list(Node** rnode, OnigEncoding enc,
+ int n, OnigCodePoint codes[])
+{
+ int i;
+ Node* node;
+ CClassNode* cc;
+
+ *rnode = NULL_NODE;
+
+ node = node_new_cclass();
+ CHECK_NULL_RETURN_MEMERR(node);
+
+ cc = CCLASS_(node);
+
+ for (i = 0; i < n; i++) {
+ ADD_CODE_INTO_CC(cc, codes[i], enc);
+ }
+
+ *rnode = node;
+ return 0;
+}
+
typedef struct {
ScanEnv* env;
CClassNode* cc;
@@ -7749,37 +7815,31 @@ i_apply_case_fold(OnigCodePoint from, OnigCodePoint to[], int to_len, void* arg)
IApplyCaseFoldArg* iarg;
ScanEnv* env;
CClassNode* cc;
- BitSetRef bs;
iarg = (IApplyCaseFoldArg* )arg;
env = iarg->env;
cc = iarg->cc;
- bs = cc->bs;
if (to_len == 1) {
int is_in = onig_is_code_in_cc(env->enc, from, cc);
#ifdef CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS
if ((is_in != 0 && !IS_NCCLASS_NOT(cc)) ||
(is_in == 0 && IS_NCCLASS_NOT(cc))) {
- if (ONIGENC_MBC_MINLEN(env->enc) > 1 || *to >= SINGLE_BYTE_SIZE) {
- add_code_range(&(cc->mbuf), env, *to, *to);
- }
- else {
- BITSET_SET_BIT(bs, *to);
- }
+ ADD_CODE_INTO_CC(cc, *to, env->enc);
}
#else
if (is_in != 0) {
- if (ONIGENC_MBC_MINLEN(env->enc) > 1 || *to >= SINGLE_BYTE_SIZE) {
+ if (ONIGENC_MBC_MINLEN(env->enc) > 1 ||
+ ONIGENC_CODE_TO_MBCLEN(env->enc, *to) != 1) {
if (IS_NCCLASS_NOT(cc)) clear_not_flag_cclass(cc, env->enc);
add_code_range(&(cc->mbuf), env, *to, *to);
}
else {
if (IS_NCCLASS_NOT(cc)) {
- BITSET_CLEAR_BIT(bs, *to);
+ BITSET_CLEAR_BIT(cc->bs, *to);
}
else
- BITSET_SET_BIT(bs, *to);
+ BITSET_SET_BIT(cc->bs, *to);
}
}
#endif /* CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS */
@@ -7787,34 +7847,65 @@ i_apply_case_fold(OnigCodePoint from, OnigCodePoint to[], int to_len, void* arg)
else {
int r, i, len;
UChar buf[ONIGENC_CODE_TO_MBC_MAXLEN];
- Node *snode = NULL_NODE;
if (onig_is_code_in_cc(env->enc, from, cc)
#ifdef CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS
&& !IS_NCCLASS_NOT(cc)
#endif
) {
+ int n, j, m, index;
+ Node* list_node;
+ Node* ns[3];
+
+ n = 0;
for (i = 0; i < to_len; i++) {
- len = ONIGENC_CODE_TO_MBC(env->enc, to[i], buf);
- if (i == 0) {
- snode = onig_node_new_str(buf, buf + len);
- CHECK_NULL_RETURN_MEMERR(snode);
-
- /* char-class expanded multi-char only
- compare with string folded at match time. */
- NODE_STRING_SET_AMBIG(snode);
+ OnigCodePoint code;
+ Node* csnode;
+ CClassNode* cs_cc;
+
+ index = onigenc_unicode_fold1_key(&to[i]);
+ if (index >= 0) {
+ csnode = node_new_cclass();
+ cs_cc = CCLASS_(csnode);
+ if (IS_NULL(csnode)) {
+ err_free_ns:
+ for (j = 0; j < n; j++) onig_node_free(ns[j]);
+ return ONIGERR_MEMORY;
+ }
+ m = FOLDS1_UNFOLDS_NUM(index);
+ for (j = 0; j < m; j++) {
+ code = FOLDS1_UNFOLDS(index)[j];
+ ADD_CODE_INTO_CC(cs_cc, code, env->enc);
+ }
+ ADD_CODE_INTO_CC(cs_cc, to[i], env->enc);
+ ns[n++] = csnode;
}
else {
- r = onig_node_str_cat(snode, buf, buf + len);
- if (r < 0) {
- onig_node_free(snode);
- return r;
+ len = ONIGENC_CODE_TO_MBC(env->enc, to[i], buf);
+ if (n == 0 || NODE_TYPE(ns[n-1]) != NODE_STRING) {
+ csnode = onig_node_new_str(buf, buf + len);
+ if (IS_NULL(csnode)) goto err_free_ns;
+
+ NODE_STRING_SET_CASE_EXPANDED(csnode);
+ ns[n++] = csnode;
+ }
+ else {
+ r = onig_node_str_cat(ns[n-1], buf, buf + len);
+ if (r < 0) goto err_free_ns;
}
}
}
- *(iarg->ptail) = onig_node_new_alt(snode, NULL_NODE);
- CHECK_NULL_RETURN_MEMERR(*(iarg->ptail));
+ if (n == 1)
+ list_node = ns[0];
+ else
+ list_node = make_list(n, ns);
+
+ *(iarg->ptail) = onig_node_new_alt(list_node, NULL_NODE);
+ if (IS_NULL(*(iarg->ptail))) {
+ onig_node_free(list_node);
+ return ONIGERR_MEMORY;
+ }
iarg->ptail = &(NODE_CDR((*(iarg->ptail))));
}
}
@@ -7826,14 +7917,18 @@ static int
parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
ScanEnv* env, int group_head)
{
- int r, len, group = 0;
+ int r, len, group;
Node* qn;
Node** tp;
+ unsigned int parse_depth;
+ group = 0;
*np = NULL;
if (tok->type == (enum TokenSyms )term)
goto end_of_token;
+ parse_depth = env->parse_depth;
+
switch (tok->type) {
case TK_ALT:
case TK_EOT:
@@ -7866,7 +7961,7 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
env->options = BAG_(*np)->o.options;
r = fetch_token(tok, src, end, env);
if (r < 0) return r;
- r = parse_subexp(&target, tok, term, src, end, env, 0);
+ r = parse_alts(&target, tok, term, src, end, env, FALSE);
env->options = prev;
if (r < 0) {
onig_node_free(target);
@@ -7881,7 +7976,7 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (! IS_SYNTAX_BV(env->syntax, ONIG_SYN_ALLOW_UNMATCHED_CLOSE_SUBEXP))
return ONIGERR_UNMATCHED_CLOSE_PARENTHESIS;
- if (tok->escaped) goto tk_raw_byte;
+ if (tok->escaped) goto tk_crude_byte;
else goto tk_byte;
break;
@@ -7906,44 +8001,37 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
}
break;
- case TK_RAW_BYTE:
- tk_raw_byte:
+ case TK_CRUDE_BYTE:
+ tk_crude_byte:
{
- *np = node_new_str_raw_char((UChar )tok->u.c);
+ *np = node_new_str_crude_char(tok->u.byte);
CHECK_NULL_RETURN_MEMERR(*np);
len = 1;
while (1) {
if (len >= ONIGENC_MBC_MINLEN(env->enc)) {
- if (len == enclen(env->enc, STR_(*np)->s)) {/* should not enclen_end() */
+ if (len == enclen(env->enc, STR_(*np)->s)) {
r = fetch_token(tok, src, end, env);
- NODE_STRING_CLEAR_RAW(*np);
- goto string_end;
+ goto tk_crude_byte_end;
}
}
r = fetch_token(tok, src, end, env);
if (r < 0) return r;
- if (r != TK_RAW_BYTE) {
- /* Don't use this, it is wrong for little endian encodings. */
-#ifdef USE_PAD_TO_SHORT_BYTE_CHAR
- int rem;
- if (len < ONIGENC_MBC_MINLEN(env->enc)) {
- rem = ONIGENC_MBC_MINLEN(env->enc) - len;
- (void )node_str_head_pad(STR_(*np), rem, (UChar )0);
- if (len + rem == enclen(env->enc, STR_(*np)->s)) {
- NODE_STRING_CLEAR_RAW(*np);
- goto string_end;
- }
- }
-#endif
+ if (r != TK_CRUDE_BYTE)
return ONIGERR_TOO_SHORT_MULTI_BYTE_STRING;
- }
- r = node_str_cat_char(*np, (UChar )tok->u.c);
+ r = node_str_cat_char(*np, tok->u.byte);
if (r < 0) return r;
len++;
}
+
+ tk_crude_byte_end:
+ if (! ONIGENC_IS_VALID_MBC_STRING(env->enc, STR_(*np)->s, STR_(*np)->end))
+ return ONIGERR_INVALID_WIDE_CHAR_VALUE;
+
+ NODE_STRING_CLEAR_CRUDE(*np);
+ goto string_end;
}
break;
@@ -7953,7 +8041,7 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
len = ONIGENC_CODE_TO_MBC(env->enc, tok->u.code, buf);
if (len < 0) return len;
#ifdef NUMBERED_CHAR_IS_NOT_CASE_AMBIG
- *np = node_new_str_raw(buf, buf + len);
+ *np = node_new_str_crude(buf, buf + len);
#else
*np = node_new_str(buf, buf + len);
#endif
@@ -7996,7 +8084,7 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
*np = node_new_cclass();
CHECK_NULL_RETURN_MEMERR(*np);
cc = CCLASS_(*np);
- add_ctype_to_cc(cc, tok->u.prop.ctype, 0, env);
+ add_ctype_to_cc(cc, tok->u.prop.ctype, FALSE, env);
if (tok->u.prop.not != 0) NCCLASS_SET_NOT(cc);
}
break;
@@ -8013,11 +8101,11 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (r != 0) return r;
break;
- case TK_CC_OPEN:
+ case TK_OPEN_CC:
{
CClassNode* cc;
- r = parse_char_class(np, tok, src, end, env);
+ r = parse_cc(np, tok, src, end, env);
if (r != 0) return r;
cc = CCLASS_(*np);
@@ -8055,7 +8143,7 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
case TK_ANYCHAR_ANYTIME:
*np = node_new_anychar();
CHECK_NULL_RETURN_MEMERR(*np);
- qn = node_new_quantifier(0, REPEAT_INFINITE, 0);
+ qn = node_new_quantifier(0, INFINITE_REPEAT, FALSE);
CHECK_NULL_RETURN_MEMERR(qn);
NODE_BODY(qn) = *np;
*np = qn;
@@ -8158,6 +8246,8 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
if (is_invalid_quantifier_target(*tp))
return ONIGERR_TARGET_OF_REPEAT_OPERATOR_INVALID;
+ INC_PARSE_DEPTH(parse_depth);
+
qn = node_new_quantifier(tok->u.repeat.lower, tok->u.repeat.upper,
r == TK_INTERVAL);
CHECK_NULL_RETURN_MEMERR(qn);
@@ -8169,9 +8259,10 @@ parse_exp(Node** np, PToken* tok, int term, UChar** src, UChar* end,
else {
target = *tp;
}
- r = set_quantifier(qn, target, group, env);
+ r = assign_quantifier_body(qn, target, group, env);
if (r < 0) {
onig_node_free(qn);
+ *tp = NULL_NODE;
return r;
}
@@ -8224,6 +8315,8 @@ parse_branch(Node** top, PToken* tok, int term, UChar** src, UChar* end,
Node *node, **headp;
*top = NULL;
+ INC_PARSE_DEPTH(env->parse_depth);
+
r = parse_exp(&node, tok, term, src, end, env, group_head);
if (r < 0) {
onig_node_free(node);
@@ -8234,7 +8327,7 @@ parse_branch(Node** top, PToken* tok, int term, UChar** src, UChar* end,
*top = node;
}
else {
- *top = node_new_list(node, NULL);
+ *top = node_new_list(node, NULL);
if (IS_NULL(*top)) {
onig_node_free(node);
return ONIGERR_MEMORY;
@@ -8242,7 +8335,7 @@ parse_branch(Node** top, PToken* tok, int term, UChar** src, UChar* end,
headp = &(NODE_CDR(*top));
while (r != TK_EOT && r != term && r != TK_ALT) {
- r = parse_exp(&node, tok, term, src, end, env, 0);
+ r = parse_exp(&node, tok, term, src, end, env, FALSE);
if (r < 0) {
onig_node_free(node);
return r;
@@ -8260,21 +8353,20 @@ parse_branch(Node** top, PToken* tok, int term, UChar** src, UChar* end,
}
}
+ DEC_PARSE_DEPTH(env->parse_depth);
return r;
}
/* term_tok: TK_EOT or TK_SUBEXP_CLOSE */
static int
-parse_subexp(Node** top, PToken* tok, int term, UChar** src, UChar* end,
- ScanEnv* env, int group_head)
+parse_alts(Node** top, PToken* tok, int term, UChar** src, UChar* end,
+ ScanEnv* env, int group_head)
{
int r;
Node *node, **headp;
*top = NULL;
- env->parse_depth++;
- if (env->parse_depth > ParseDepthLimit)
- return ONIGERR_PARSE_DEPTH_LIMIT_OVER;
+ INC_PARSE_DEPTH(env->parse_depth);
r = parse_branch(&node, tok, term, src, end, env, group_head);
if (r < 0) {
@@ -8296,7 +8388,7 @@ parse_subexp(Node** top, PToken* tok, int term, UChar** src, UChar* end,
while (r == TK_ALT) {
r = fetch_token(tok, src, end, env);
if (r < 0) return r;
- r = parse_branch(&node, tok, term, src, end, env, 0);
+ r = parse_branch(&node, tok, term, src, end, env, FALSE);
if (r < 0) {
onig_node_free(node);
return r;
@@ -8323,7 +8415,7 @@ parse_subexp(Node** top, PToken* tok, int term, UChar** src, UChar* end,
return ONIGERR_PARSER_BUG;
}
- env->parse_depth--;
+ DEC_PARSE_DEPTH(env->parse_depth);
return r;
}
@@ -8335,7 +8427,7 @@ parse_regexp(Node** top, UChar** src, UChar* end, ScanEnv* env)
r = fetch_token(&tok, src, end, env);
if (r < 0) return r;
- r = parse_subexp(top, &tok, TK_EOT, src, end, env, 0);
+ r = parse_alts(top, &tok, TK_EOT, src, end, env, FALSE);
if (r < 0) return r;
return 0;
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 03:30:40 +0000