#define SV_SAVED_COPY
#endif
+/* offsets within a string of a particular /(.)/ capture */
+
typedef struct regexp_paren_pair {
I32 start;
I32 end;
+ /* 'start_tmp' records a new opening position before the matching end
+ * has been found, so that the old start and end values are still
+ * valid, e.g.
+ * "abc" =~ /(.(?{print "[$1]"}))+/
+ *outputs [][a][b]
+ * This field is not part of the API. */
+ I32 start_tmp;
} regexp_paren_pair;
+#if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_UTF8_C)
+#define _invlist_union(a, b, output) _invlist_union_maybe_complement_2nd(a, b, FALSE, output)
+#define _invlist_intersection(a, b, output) _invlist_intersection_maybe_complement_2nd(a, b, FALSE, output)
+
+/* Subtracting b from a leaves in a everything that was there that isn't in b,
+ * that is the intersection of a with b's complement */
+#define _invlist_subtract(a, b, output) _invlist_intersection_maybe_complement_2nd(a, b, TRUE, output)
+#endif
+
+/* record the position of a (?{...}) within a pattern */
+
+struct reg_code_block {
+ STRLEN start;
+ STRLEN end;
+ OP *block;
+ REGEXP *src_regex;
+};
+
+
/*
The regexp/REGEXP struct, see L<perlreapi> for further documentation
on the individual fields. The struct is ordered so that the most
/* Information about the match that isn't often used */ \
/* offset from wrapped to the start of precomp */ \
PERL_BITFIELD32 pre_prefix:4; \
- /* number of eval groups in the pattern - for security checks */\
- PERL_BITFIELD32 seen_evals:28
+ CV *qr_anoncv /* the anon sub wrapped round qr/(?{..})/ */
typedef struct regexp {
_XPV_HEAD;
#ifdef USE_ITHREADS
void* (*dupe) (pTHX_ REGEXP * const rx, CLONE_PARAMS *param);
#endif
+ REGEXP* (*op_comp) (pTHX_ SV ** const patternp, int pat_count,
+ OP *expr, const struct regexp_engine* eng,
+ REGEXP *VOL old_re,
+ bool *is_bare_re, U32 orig_rx_flags, U32 pm_flags);
} regexp_engine;
/*
#define RX_GOFS(prog) (((struct regexp *)SvANY(prog))->gofs)
#define RX_LASTPAREN(prog) (((struct regexp *)SvANY(prog))->lastparen)
#define RX_LASTCLOSEPAREN(prog) (((struct regexp *)SvANY(prog))->lastcloseparen)
-#define RX_SEEN_EVALS(prog) (((struct regexp *)SvANY(prog))->seen_evals)
#define RX_SAVED_COPY(prog) (((struct regexp *)SvANY(prog))->saved_copy)
#endif /* PLUGGABLE_RE_EXTENSION */
/* this first element must match u.yes */
struct regmatch_state *prev_yes_state;
U32 lastparen;
+ U32 lastcloseparen;
CHECKPOINT cp;
} branchlike;
/* the first elements must match u.branchlike */
struct regmatch_state *prev_yes_state;
U32 lastparen;
+ U32 lastcloseparen;
CHECKPOINT cp;
regnode *next_branch; /* next branch node */
/* the first elements must match u.branchlike */
struct regmatch_state *prev_yes_state;
U32 lastparen;
+ U32 lastcloseparen;
CHECKPOINT cp;
U32 accepted; /* how many accepting states left */
+ bool longfold;/* saw a fold with a 1->n char mapping */
U16 *jump; /* positive offsets from me */
- regnode *B; /* node following the trie */
regnode *me; /* Which node am I - needed for jump tries*/
U8 *firstpos;/* pos in string of first trie match */
U32 firstchars;/* len in chars of firstpos from start */
U16 nextword;/* next word to try */
U16 topword; /* longest accepted word */
- bool longfold;/* saw a fold with a 1->n char mapping */
} trie;
/* special types - these members are used to store state for special
struct regmatch_state *prev_yes_state;
I32 c1, c2; /* case fold search */
CHECKPOINT cp;
+ U32 lastparen;
+ U32 lastcloseparen;
I32 alen; /* length of first-matched A string */
I32 count;
bool minmod;
struct {
U32 paren;
CHECKPOINT cp;
+ U32 lastparen;
+ U32 lastcloseparen;
I32 c1, c2; /* case fold search */
char *maxpos; /* highest possible point in string to match */
char *oldloc; /* the previous locinput */
#define PL_bostr PL_reg_state.re_state_bostr
#define PL_reginput PL_reg_state.re_state_reginput
#define PL_regeol PL_reg_state.re_state_regeol
-#define PL_regoffs PL_reg_state.re_state_regoffs
-#define PL_reglastparen PL_reg_state.re_state_reglastparen
-#define PL_reglastcloseparen PL_reg_state.re_state_reglastcloseparen
-#define PL_reg_start_tmp PL_reg_state.re_state_reg_start_tmp
-#define PL_reg_start_tmpl PL_reg_state.re_state_reg_start_tmpl
-#define PL_reg_eval_set PL_reg_state.re_state_reg_eval_set
#define PL_reg_match_utf8 PL_reg_state.re_state_reg_match_utf8
#define PL_reg_magic PL_reg_state.re_state_reg_magic
#define PL_reg_oldpos PL_reg_state.re_state_reg_oldpos
struct re_save_state {
U32 re_state_reg_flags; /* from regexec.c */
- U32 re_state_reg_start_tmpl; /* from regexec.c */
- I32 re_state_reg_eval_set; /* from regexec.c */
+ bool re_state_eval_setup_done; /* from regexec.c */
bool re_state_reg_match_utf8; /* from regexec.c */
+ bool re_reparsing; /* runtime (?{}) fed back into parser */
char *re_state_bostr;
char *re_state_reginput; /* String-input pointer. */
char *re_state_regeol; /* End of input, for $ check. */
- regexp_paren_pair *re_state_regoffs; /* Pointer to start/end pairs */
- U32 *re_state_reglastparen; /* Similarly for lastparen. */
- U32 *re_state_reglastcloseparen; /* Similarly for lastcloseparen. */
- char **re_state_reg_start_tmp; /* from regexec.c */
MAGIC *re_state_reg_magic; /* from regexec.c */
PMOP *re_state_reg_oldcurpm; /* from regexec.c */
PMOP *re_state_reg_curpm; /* from regexec.c */
* Local variables:
* c-indentation-style: bsd
* c-basic-offset: 4
- * indent-tabs-mode: t
+ * indent-tabs-mode: nil
* End:
*
- * ex: set ts=8 sts=4 sw=4 noet:
+ * ex: set ts=8 sts=4 sw=4 et:
*/