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-rw-r--r--regparse.h205
1 files changed, 120 insertions, 85 deletions
diff --git a/regparse.h b/regparse.h
index de99032574..7a6314098a 100644
--- a/regparse.h
+++ b/regparse.h
@@ -32,38 +32,61 @@
#include "regint.h"
/* node type */
-#define N_STRING (1<< 0)
-#define N_CCLASS (1<< 1)
-#define N_CTYPE (1<< 2)
-#define N_ANYCHAR (1<< 3)
-#define N_BACKREF (1<< 4)
-#define N_QUANTIFIER (1<< 5)
-#define N_EFFECT (1<< 6)
-#define N_ANCHOR (1<< 7)
-#define N_LIST (1<< 8)
-#define N_ALT (1<< 9)
-#define N_CALL (1<<10)
+#define NT_STR 0
+#define NT_CCLASS 1
+#define NT_CTYPE 2
+#define NT_CANY 3
+#define NT_BREF 4
+#define NT_QTFR 5
+#define NT_ENCLOSE 6
+#define NT_ANCHOR 7
+#define NT_LIST 8
+#define NT_ALT 9
+#define NT_CALL 10
+
+/* node type bit */
+#define NTYPE2BIT(type) (1<<(type))
+
+#define BIT_NT_STR NTYPE2BIT(NT_STR)
+#define BIT_NT_CCLASS NTYPE2BIT(NT_CCLASS)
+#define BIT_NT_CTYPE NTYPE2BIT(NT_CTYPE)
+#define BIT_NT_CANY NTYPE2BIT(NT_CANY)
+#define BIT_NT_BREF NTYPE2BIT(NT_BREF)
+#define BIT_NT_QTFR NTYPE2BIT(NT_QTFR)
+#define BIT_NT_ENCLOSE NTYPE2BIT(NT_ENCLOSE)
+#define BIT_NT_ANCHOR NTYPE2BIT(NT_ANCHOR)
+#define BIT_NT_LIST NTYPE2BIT(NT_LIST)
+#define BIT_NT_ALT NTYPE2BIT(NT_ALT)
+#define BIT_NT_CALL NTYPE2BIT(NT_CALL)
#define IS_NODE_TYPE_SIMPLE(type) \
- (((type) & (N_STRING | N_CCLASS | N_CTYPE | N_ANYCHAR | N_BACKREF)) != 0)
-
-#define NTYPE(node) ((node)->type)
-#define NCONS(node) ((node)->u.cons)
-#define NSTRING(node) ((node)->u.str)
-#define NCCLASS(node) ((node)->u.cclass)
-#define NCTYPE(node) ((node)->u.ctype)
-#define NQUANTIFIER(node) ((node)->u.quant)
-#define NANCHOR(node) ((node)->u.anchor)
-#define NBACKREF(node) ((node)->u.backref)
-#define NEFFECT(node) ((node)->u.effect)
-#define NCALL(node) ((node)->u.call)
+ ((NTYPE2BIT(type) & (BIT_NT_STR | BIT_NT_CCLASS | BIT_NT_CTYPE |\
+ BIT_NT_CANY | BIT_NT_BREF)) != 0)
+
+#define NTYPE(node) ((node)->u.base.type)
+#define SET_NTYPE(node, ntype) (node)->u.base.type = (ntype)
+
+#define NSTR(node) (&((node)->u.str))
+#define NCCLASS(node) (&((node)->u.cclass))
+#define NCTYPE(node) (&((node)->u.ctype))
+#define NBREF(node) (&((node)->u.bref))
+#define NQTFR(node) (&((node)->u.qtfr))
+#define NENCLOSE(node) (&((node)->u.enclose))
+#define NANCHOR(node) (&((node)->u.anchor))
+#define NCONS(node) (&((node)->u.cons))
+#define NCALL(node) (&((node)->u.call))
+
+#define NCAR(node) (NCONS(node)->car)
+#define NCDR(node) (NCONS(node)->cdr)
+
+
#define ANCHOR_ANYCHAR_STAR_MASK (ANCHOR_ANYCHAR_STAR | ANCHOR_ANYCHAR_STAR_ML)
#define ANCHOR_END_BUF_MASK (ANCHOR_END_BUF | ANCHOR_SEMI_END_BUF)
-#define EFFECT_MEMORY (1<<0)
-#define EFFECT_OPTION (1<<1)
-#define EFFECT_STOP_BACKTRACK (1<<2)
+#define ENCLOSE_MEMORY (1<<0)
+#define ENCLOSE_OPTION (1<<1)
+#define ENCLOSE_STOP_BACKTRACK (1<<2)
#define NODE_STR_MARGIN 16
#define NODE_STR_BUF_SIZE 24 /* sizeof(CClassNode) - sizeof(int)*4 */
@@ -92,30 +115,6 @@
#define NQ_TARGET_IS_EMPTY_MEM 2
#define NQ_TARGET_IS_EMPTY_REC 3
-
-typedef struct {
- UChar* s;
- UChar* end;
- unsigned int flag;
- int capa; /* (allocated size - 1) or 0: use buf[] */
- UChar buf[NODE_STR_BUF_SIZE];
-} StrNode;
-
-typedef struct {
- int state;
- struct _Node* target;
- int lower;
- int upper;
- int greedy;
- int target_empty_info;
- struct _Node* head_exact;
- struct _Node* next_head_exact;
- int is_refered; /* include called node. don't eliminate even if {0} */
-#ifdef USE_COMBINATION_EXPLOSION_CHECK
- int comb_exp_check_num; /* 1,2,3...: check, 0: no check */
-#endif
-} QuantifierNode;
-
/* status bits */
#define NST_MIN_FIXED (1<<0)
#define NST_MAX_FIXED (1<<1)
@@ -133,20 +132,20 @@ typedef struct {
#define NST_NEST_LEVEL (1<<13)
#define NST_BY_NUMBER (1<<14) /* {n,m} */
-#define SET_EFFECT_STATUS(node,f) (node)->u.effect.state |= (f)
-#define CLEAR_EFFECT_STATUS(node,f) (node)->u.effect.state &= ~(f)
-
-#define IS_EFFECT_CALLED(en) (((en)->state & NST_CALLED) != 0)
-#define IS_EFFECT_ADDR_FIXED(en) (((en)->state & NST_ADDR_FIXED) != 0)
-#define IS_EFFECT_RECURSION(en) (((en)->state & NST_RECURSION) != 0)
-#define IS_EFFECT_MARK1(en) (((en)->state & NST_MARK1) != 0)
-#define IS_EFFECT_MARK2(en) (((en)->state & NST_MARK2) != 0)
-#define IS_EFFECT_MIN_FIXED(en) (((en)->state & NST_MIN_FIXED) != 0)
-#define IS_EFFECT_MAX_FIXED(en) (((en)->state & NST_MAX_FIXED) != 0)
-#define IS_EFFECT_CLEN_FIXED(en) (((en)->state & NST_CLEN_FIXED) != 0)
-#define IS_EFFECT_STOP_BT_SIMPLE_REPEAT(en) \
+#define SET_ENCLOSE_STATUS(node,f) (node)->u.enclose.state |= (f)
+#define CLEAR_ENCLOSE_STATUS(node,f) (node)->u.enclose.state &= ~(f)
+
+#define IS_ENCLOSE_CALLED(en) (((en)->state & NST_CALLED) != 0)
+#define IS_ENCLOSE_ADDR_FIXED(en) (((en)->state & NST_ADDR_FIXED) != 0)
+#define IS_ENCLOSE_RECURSION(en) (((en)->state & NST_RECURSION) != 0)
+#define IS_ENCLOSE_MARK1(en) (((en)->state & NST_MARK1) != 0)
+#define IS_ENCLOSE_MARK2(en) (((en)->state & NST_MARK2) != 0)
+#define IS_ENCLOSE_MIN_FIXED(en) (((en)->state & NST_MIN_FIXED) != 0)
+#define IS_ENCLOSE_MAX_FIXED(en) (((en)->state & NST_MAX_FIXED) != 0)
+#define IS_ENCLOSE_CLEN_FIXED(en) (((en)->state & NST_CLEN_FIXED) != 0)
+#define IS_ENCLOSE_STOP_BT_SIMPLE_REPEAT(en) \
(((en)->state & NST_STOP_BT_SIMPLE_REPEAT) != 0)
-#define IS_EFFECT_NAMED_GROUP(en) (((en)->state & NST_NAMED_GROUP) != 0)
+#define IS_ENCLOSE_NAMED_GROUP(en) (((en)->state & NST_NAMED_GROUP) != 0)
#define SET_CALL_RECURSION(node) (node)->u.call.state |= NST_RECURSION
#define IS_CALL_RECURSION(cn) (((cn)->state & NST_RECURSION) != 0)
@@ -156,7 +155,35 @@ typedef struct {
#define IS_QUANTIFIER_IN_REPEAT(qn) (((qn)->state & NST_IN_REPEAT) != 0)
#define IS_QUANTIFIER_BY_NUMBER(qn) (((qn)->state & NST_BY_NUMBER) != 0)
+#define CALLNODE_REFNUM_UNDEF -1
+
typedef struct {
+ NodeBase base;
+ UChar* s;
+ UChar* end;
+ unsigned int flag;
+ int capa; /* (allocated size - 1) or 0: use buf[] */
+ UChar buf[NODE_STR_BUF_SIZE];
+} StrNode;
+
+typedef struct {
+ NodeBase base;
+ int state;
+ struct _Node* target;
+ int lower;
+ int upper;
+ int greedy;
+ int target_empty_info;
+ struct _Node* head_exact;
+ struct _Node* next_head_exact;
+ int is_refered; /* include called node. don't eliminate even if {0} */
+#ifdef USE_COMBINATION_EXPLOSION_CHECK
+ int comb_exp_check_num; /* 1,2,3...: check, 0: no check */
+#endif
+} QtfrNode;
+
+typedef struct {
+ NodeBase base;
int state;
int type;
int regnum;
@@ -168,9 +195,7 @@ typedef struct {
OnigDistance max_len; /* max length (byte) */
int char_len; /* character length */
int opt_count; /* referenced count in optimize_node_left() */
-} EffectNode;
-
-#define CALLNODE_REFNUM_UNDEF -1
+} EncloseNode;
#ifdef USE_SUBEXP_CALL
@@ -186,53 +211,63 @@ typedef struct {
} UnsetAddrList;
typedef struct {
+ NodeBase base;
int state;
int ref_num;
UChar* name;
UChar* name_end;
- struct _Node* target; /* EffectNode : EFFECT_MEMORY */
+ struct _Node* target; /* EncloseNode : ENCLOSE_MEMORY */
UnsetAddrList* unset_addr_list;
} CallNode;
#endif
typedef struct {
+ NodeBase base;
int state;
int back_num;
int back_static[NODE_BACKREFS_SIZE];
int* back_dynamic;
int nest_level;
-} BackrefNode;
+} BRefNode;
typedef struct {
+ NodeBase base;
int type;
struct _Node* target;
int char_len;
} AnchorNode;
+typedef struct {
+ NodeBase base;
+ struct _Node* car;
+ struct _Node* cdr;
+} ConsAltNode;
+
+typedef struct {
+ NodeBase base;
+ int ctype;
+ int not;
+} CtypeNode;
+
typedef struct _Node {
- int type;
union {
- StrNode str;
- CClassNode cclass;
- QuantifierNode quant;
- EffectNode effect;
+ NodeBase base;
+ StrNode str;
+ CClassNode cclass;
+ QtfrNode qtfr;
+ EncloseNode enclose;
+ BRefNode bref;
+ AnchorNode anchor;
+ ConsAltNode cons;
+ CtypeNode ctype;
#ifdef USE_SUBEXP_CALL
- CallNode call;
+ CallNode call;
#endif
- BackrefNode backref;
- AnchorNode anchor;
- struct {
- struct _Node* left;
- struct _Node* right;
- } cons;
- struct {
- int ctype;
- int not;
- } ctype;
} u;
} Node;
+
#define NULL_NODE ((Node* )0)
#define SCANENV_MEMNODES_SIZE 8
@@ -295,7 +330,7 @@ extern void onig_node_conv_to_str_node P_((Node* node, int raw));
extern int onig_node_str_cat P_((Node* node, const UChar* s, const UChar* end));
extern int onig_node_str_set P_((Node* node, const UChar* s, const UChar* end));
extern void onig_node_free P_((Node* node));
-extern Node* onig_node_new_effect P_((int type));
+extern Node* onig_node_new_enclose P_((int type));
extern Node* onig_node_new_anchor P_((int type));
extern Node* onig_node_new_str P_((const UChar* s, const UChar* end));
extern Node* onig_node_new_list P_((Node* left, Node* right));
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