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authorJörg Frings-Fürst <debian@jff.email>2018-09-05 22:06:58 +0200
committerJörg Frings-Fürst <debian@jff.email>2018-09-05 22:06:58 +0200
commitc9b3c26db59d89e320a6eb86d9558051ecba0900 (patch)
treef262530a11155451c4d60b04493ea580e7d3e054 /src/regcomp.c
parent83ea1be016fd5fc27ee721cf62a18716675815dc (diff)
New upstream version 6.9.0upstream/6.9.0
Diffstat (limited to 'src/regcomp.c')
-rw-r--r--src/regcomp.c105
1 files changed, 37 insertions, 68 deletions
diff --git a/src/regcomp.c b/src/regcomp.c
index f953ed1..83b9252 100644
--- a/src/regcomp.c
+++ b/src/regcomp.c
@@ -374,17 +374,6 @@ add_bitset(regex_t* reg, BitSetRef bs)
return 0;
}
-static int
-add_opcode_option(regex_t* reg, int opcode, OnigOptionType option)
-{
- int r;
-
- r = add_opcode(reg, opcode);
- if (r != 0) return r;
- r = add_option(reg, option);
- return r;
-}
-
static int compile_length_tree(Node* node, regex_t* reg);
static int compile_tree(Node* node, regex_t* reg, ScanEnv* env);
@@ -1011,14 +1000,7 @@ compile_length_option_node(EnclosureNode* node, regex_t* reg)
tlen = compile_length_tree(NODE_ENCLOSURE_BODY(node), reg);
reg->options = prev;
- if (tlen < 0) return tlen;
-
- if (IS_DYNAMIC_OPTION(prev ^ node->option)) {
- return SIZE_OP_SET_OPTION_PUSH + SIZE_OP_SET_OPTION + SIZE_OP_FAIL
- + tlen + SIZE_OP_SET_OPTION;
- }
- else
- return tlen;
+ return tlen;
}
static int
@@ -1027,23 +1009,10 @@ compile_option_node(EnclosureNode* node, regex_t* reg, ScanEnv* env)
int r;
OnigOptionType prev = reg->options;
- if (IS_DYNAMIC_OPTION(prev ^ node->o.options)) {
- r = add_opcode_option(reg, OP_SET_OPTION_PUSH, node->o.options);
- if (r != 0) return r;
- r = add_opcode_option(reg, OP_SET_OPTION, prev);
- if (r != 0) return r;
- r = add_opcode(reg, OP_FAIL);
- if (r != 0) return r;
- }
-
reg->options = node->o.options;
r = compile_tree(NODE_ENCLOSURE_BODY(node), reg, env);
reg->options = prev;
- if (IS_DYNAMIC_OPTION(prev ^ node->o.options)) {
- if (r != 0) return r;
- r = add_opcode_option(reg, OP_SET_OPTION, prev);
- }
return r;
}
@@ -1161,7 +1130,7 @@ compile_enclosure_memory_node(EnclosureNode* node, regex_t* reg, ScanEnv* env)
r = add_opcode(reg, OP_CALL);
if (r != 0) return r;
node->m.called_addr = BB_GET_OFFSET_POS(reg) + SIZE_ABSADDR + SIZE_OP_JUMP;
- NODE_STATUS_ADD(node, NST_ADDR_FIXED);
+ NODE_STATUS_ADD(node, ADDR_FIXED);
r = add_abs_addr(reg, (int )node->m.called_addr);
if (r != 0) return r;
len = compile_length_tree(NODE_ENCLOSURE_BODY(node), reg);
@@ -1179,7 +1148,7 @@ compile_enclosure_memory_node(EnclosureNode* node, regex_t* reg, ScanEnv* env)
r = add_opcode(reg, OP_CALL);
if (r != 0) return r;
node->m.called_addr = BB_GET_OFFSET_POS(reg) + SIZE_ABSADDR + SIZE_OP_JUMP;
- NODE_STATUS_ADD(node, NST_ADDR_FIXED);
+ NODE_STATUS_ADD(node, ADDR_FIXED);
r = add_abs_addr(reg, (int )node->m.called_addr);
if (r != 0) return r;
len = compile_length_tree(NODE_ENCLOSURE_BODY(node), reg);
@@ -2253,7 +2222,7 @@ get_char_length_tree1(Node* node, regex_t* reg, int* len, int level)
r = get_char_length_tree1(NODE_BODY(node), reg, len, level);
if (r == 0) {
en->char_len = *len;
- NODE_STATUS_ADD(node, NST_CLEN_FIXED);
+ NODE_STATUS_ADD(node, CLEN_FIXED);
}
}
break;
@@ -2759,12 +2728,12 @@ tree_min_len(Node* node, ScanEnv* env)
if (NODE_IS_MARK1(node))
len = 0; /* recursive */
else {
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
len = tree_min_len(NODE_BODY(node), env);
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_REMOVE(node, MARK1);
en->min_len = len;
- NODE_STATUS_ADD(node, NST_MIN_FIXED);
+ NODE_STATUS_ADD(node, MIN_FIXED);
}
}
break;
@@ -2896,12 +2865,12 @@ tree_max_len(Node* node, ScanEnv* env)
if (NODE_IS_MARK1(node))
len = INFINITE_LEN;
else {
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
len = tree_max_len(NODE_BODY(node), env);
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_REMOVE(node, MARK1);
en->max_len = len;
- NODE_STATUS_ADD(node, NST_MAX_FIXED);
+ NODE_STATUS_ADD(node, MAX_FIXED);
}
}
break;
@@ -2991,7 +2960,7 @@ check_backrefs(Node* node, ScanEnv* env)
if (backs[i] > env->num_mem)
return ONIGERR_INVALID_BACKREF;
- NODE_STATUS_ADD(mem_env[backs[i]].node, NST_BACKREF);
+ NODE_STATUS_ADD(mem_env[backs[i]].node, BACKREF);
}
r = 0;
}
@@ -3081,9 +3050,9 @@ infinite_recursive_call_check(Node* node, ScanEnv* env, int head)
return (head == 0 ? RECURSION_EXIST | RECURSION_MUST
: RECURSION_EXIST | RECURSION_MUST | RECURSION_INFINITE);
else {
- NODE_STATUS_ADD(node, NST_MARK2);
+ NODE_STATUS_ADD(node, MARK2);
r = infinite_recursive_call_check(NODE_BODY(node), env, head);
- NODE_STATUS_REMOVE(node, NST_MARK2);
+ NODE_STATUS_REMOVE(node, MARK2);
}
}
else if (en->type == ENCLOSURE_IF_ELSE) {
@@ -3155,14 +3124,14 @@ infinite_recursive_call_check_trav(Node* node, ScanEnv* env)
if (NODE_IS_RECURSION(node) && NODE_IS_CALLED(node)) {
int ret;
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
ret = infinite_recursive_call_check(NODE_BODY(node), env, 1);
if (ret < 0) return ret;
else if ((ret & (RECURSION_MUST | RECURSION_INFINITE)) != 0)
return ONIGERR_NEVER_ENDING_RECURSION;
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_REMOVE(node, MARK1);
}
}
else if (en->type == ENCLOSURE_IF_ELSE) {
@@ -3216,7 +3185,7 @@ recursive_call_check(Node* node)
r = recursive_call_check(NODE_BODY(node));
if (r != 0) {
if (NODE_IS_MARK1(NODE_BODY(node)))
- NODE_STATUS_ADD(node, NST_RECURSION);
+ NODE_STATUS_ADD(node, RECURSION);
}
break;
@@ -3230,9 +3199,9 @@ recursive_call_check(Node* node)
else if (NODE_IS_MARK1(node))
return 1; /* recursion */
else {
- NODE_STATUS_ADD(node, NST_MARK2);
+ NODE_STATUS_ADD(node, MARK2);
r = recursive_call_check(NODE_BODY(node));
- NODE_STATUS_REMOVE(node, NST_MARK2);
+ NODE_STATUS_REMOVE(node, MARK2);
}
}
else if (en->type == ENCLOSURE_IF_ELSE) {
@@ -3305,11 +3274,11 @@ recursive_call_check_trav(Node* node, ScanEnv* env, int state)
if (en->type == ENCLOSURE_MEMORY) {
if (NODE_IS_CALLED(node) || (state & IN_RECURSION) != 0) {
if (! NODE_IS_RECURSION(node)) {
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
r = recursive_call_check(NODE_BODY(node));
if (r != 0)
- NODE_STATUS_ADD(node, NST_RECURSION);
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_ADD(node, RECURSION);
+ NODE_STATUS_REMOVE(node, MARK1);
}
if (NODE_IS_CALLED(node))
@@ -3431,7 +3400,7 @@ next_setup(Node* node, Node* next_node, regex_t* reg)
if (IS_NOT_NULL(y) && is_exclusive(x, y, reg)) {
Node* en = onig_node_new_enclosure(ENCLOSURE_STOP_BACKTRACK);
CHECK_NULL_RETURN_MEMERR(en);
- NODE_STATUS_ADD(en, NST_STOP_BT_SIMPLE_REPEAT);
+ NODE_STATUS_ADD(en, STOP_BT_SIMPLE_REPEAT);
swap_node(node, en);
NODE_BODY(node) = en;
}
@@ -3938,9 +3907,9 @@ setup_call2_call(Node* node)
if (en->type == ENCLOSURE_MEMORY) {
if (! NODE_IS_MARK1(node)) {
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
setup_call2_call(NODE_BODY(node));
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_REMOVE(node, MARK1);
}
}
else if (en->type == ENCLOSURE_IF_ELSE) {
@@ -3958,18 +3927,18 @@ setup_call2_call(Node* node)
case NODE_CALL:
if (! NODE_IS_MARK1(node)) {
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
{
CallNode* cn = CALL_(node);
Node* called = NODE_CALL_BODY(cn);
cn->entry_count++;
- NODE_STATUS_ADD(called, NST_CALLED);
+ NODE_STATUS_ADD(called, CALLED);
ENCLOSURE_(called)->m.entry_count++;
setup_call2_call(called);
}
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_REMOVE(node, MARK1);
}
break;
@@ -4011,7 +3980,7 @@ setup_call(Node* node, ScanEnv* env, int state)
if (en->type == ENCLOSURE_MEMORY) {
if ((state & IN_ZERO_REPEAT) != 0) {
- NODE_STATUS_ADD(node, NST_IN_ZERO_REPEAT);
+ NODE_STATUS_ADD(node, IN_ZERO_REPEAT);
ENCLOSURE_(node)->m.entry_count--;
}
r = setup_call(NODE_BODY(node), env, state);
@@ -4033,7 +4002,7 @@ setup_call(Node* node, ScanEnv* env, int state)
case NODE_CALL:
if ((state & IN_ZERO_REPEAT) != 0) {
- NODE_STATUS_ADD(node, NST_IN_ZERO_REPEAT);
+ NODE_STATUS_ADD(node, IN_ZERO_REPEAT);
CALL_(node)->entry_count--;
}
@@ -4161,10 +4130,10 @@ setup_called_state_call(Node* node, int state)
}
}
else {
- NODE_STATUS_ADD(node, NST_MARK1);
+ NODE_STATUS_ADD(node, MARK1);
en->m.called_state |= state;
setup_called_state_call(NODE_BODY(node), state);
- NODE_STATUS_REMOVE(node, NST_MARK1);
+ NODE_STATUS_REMOVE(node, MARK1);
}
}
else if (en->type == ENCLOSURE_IF_ELSE) {
@@ -4289,9 +4258,9 @@ setup_anchor(Node* node, regex_t* reg, int state, ScanEnv* env)
{
/* allowed node types in look-behind */
#define ALLOWED_TYPE_IN_LB \
- ( BIT_NODE_LIST | BIT_NODE_ALT | BIT_NODE_STRING | BIT_NODE_CCLASS \
- | BIT_NODE_CTYPE | BIT_NODE_ANCHOR | BIT_NODE_ENCLOSURE | BIT_NODE_QUANT \
- | BIT_NODE_CALL | BIT_NODE_GIMMICK)
+ ( NODE_BIT_LIST | NODE_BIT_ALT | NODE_BIT_STRING | NODE_BIT_CCLASS \
+ | NODE_BIT_CTYPE | NODE_BIT_ANCHOR | NODE_BIT_ENCLOSURE | NODE_BIT_QUANT \
+ | NODE_BIT_CALL | NODE_BIT_GIMMICK)
#define ALLOWED_ENCLOSURE_IN_LB ( 1<<ENCLOSURE_MEMORY | 1<<ENCLOSURE_OPTION )
#define ALLOWED_ENCLOSURE_IN_LB_NOT (1<<ENCLOSURE_OPTION)
@@ -4365,10 +4334,10 @@ setup_quant(Node* node, regex_t* reg, int state, ScanEnv* env)
Node* body = NODE_BODY(node);
if ((state & IN_REAL_REPEAT) != 0) {
- NODE_STATUS_ADD(node, NST_IN_REAL_REPEAT);
+ NODE_STATUS_ADD(node, IN_REAL_REPEAT);
}
if ((state & IN_MULTI_ENTRY) != 0) {
- NODE_STATUS_ADD(node, NST_IN_MULTI_ENTRY);
+ NODE_STATUS_ADD(node, IN_MULTI_ENTRY);
}
if (IS_REPEAT_INFINITE(qn->upper) || qn->upper >= 1) {
@@ -4528,7 +4497,7 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env)
if (IS_REPEAT_INFINITE(tqn->upper) && tqn->lower <= 1 &&
tqn->greedy != 0) { /* (?>a*), a*+ etc... */
if (NODE_IS_SIMPLE_TYPE(NODE_BODY(target)))
- NODE_STATUS_ADD(node, NST_STOP_BT_SIMPLE_REPEAT);
+ NODE_STATUS_ADD(node, STOP_BT_SIMPLE_REPEAT);
}
}
}