diff options
author | Yves Orton <demerphq@gmail.com> | 2006-12-05 17:13:36 +0100 |
---|---|---|
committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2006-12-05 15:39:39 +0000 |
commit | 785a26d510947a2b97507d7acf9b8c13bd59b310 (patch) | |
tree | 908a504a79042daa7102b33350bb3e41739ccc4f /regcomp.h | |
parent | 233e16ceab6589cdfcfeefabef027f39026bb05f (diff) | |
download | perl-785a26d510947a2b97507d7acf9b8c13bd59b310.tar.gz |
Further tweaks to make it easier to create regexp engine plug ins.
Message-ID: <9b18b3110612050713g77cac516x46fb5baac99b47c9@mail.gmail.com>
(with tweaks)
p4raw-id: //depot/perl@29468
Diffstat (limited to 'regcomp.h')
-rw-r--r-- | regcomp.h | 38 |
1 files changed, 25 insertions, 13 deletions
@@ -92,7 +92,17 @@ typedef OP OP_4tree; /* Will be redefined later. */ * special test to reverse the sign of BACK pointers since the offset is * stored negative.] */ -typedef struct regexp_internal { + +/* This is the stuff that used to live in regexp.h that was truly + private to the engine itself. It now lives here. */ + +/* swap buffer for paren structs */ +typedef struct regexp_paren_ofs { + I32 *startp; + I32 *endp; +} regexp_paren_ofs; + + typedef struct regexp_internal { regexp_paren_ofs *swap; /* Swap copy of *startp / *endp */ U32 *offsets; /* offset annotations 20001228 MJD data about mapping the program to the @@ -109,6 +119,20 @@ typedef struct regexp_internal { #define RXi_SET(x,y) (x)->pprivate = (void*)(y) #define RXi_GET(x) ((regexp_internal *)((x)->pprivate)) #define RXi_GET_DECL(r,ri) regexp_internal *ri = RXi_GET(r) +/* + * Flags stored in regexp->intflags + * These are used only internally to the regexp engine + * + * See regexp.h for flags used externally to the regexp engine + */ +#define PREGf_SKIP 0x00000001 +#define PREGf_IMPLICIT 0x00000002 /* Converted .* to ^.* */ +#define PREGf_NAUGHTY 0x00000004 /* how exponential is this pattern? */ +#define PREGf_VERBARG_SEEN 0x00000008 +#define PREGf_CUTGROUP_SEEN 0x00000010 + + +/* this is where the old regcomp.h started */ struct regnode_string { U8 str_len; @@ -460,18 +484,6 @@ struct reg_data { void* data[1]; }; -struct reg_substr_datum { - I32 min_offset; - I32 max_offset; - SV *substr; /* non-utf8 variant */ - SV *utf8_substr; /* utf8 variant */ - I32 end_shift; -}; - -struct reg_substr_data { - struct reg_substr_datum data[3]; /* Actual array */ -}; - #define anchored_substr substrs->data[0].substr #define anchored_utf8 substrs->data[0].utf8_substr #define anchored_offset substrs->data[0].min_offset |