diff options
Diffstat (limited to 'pattern.h')
| -rw-r--r-- | pattern.h | 61 |
1 files changed, 29 insertions, 32 deletions
@@ -10,12 +10,8 @@ #include <sys/types.h> #include <err.h> -#ifndef auto -#define auto __auto_type -#endif - // BP virtual machine pattern types -enum pattype_e { +enum bp_pattype_e { BP_ERROR = 0, BP_ANYCHAR = 1, BP_ID_START = 2, @@ -50,9 +46,10 @@ enum pattype_e { // // A struct reperesenting a BP virtual machine operation // -typedef struct pat_s { - struct pat_s *next, **home; - enum pattype_e type; +typedef struct bp_pat_s bp_pat_t; +struct bp_pat_s { + bp_pat_t *next, **home; + enum bp_pattype_e type; uint32_t id; const char *start, *end; // The bounds of the match length (used for backtracking) @@ -67,32 +64,32 @@ typedef struct pat_s { struct {} BP_ID_CONTINUE; struct {const char *string; size_t len; } BP_STRING; struct {unsigned char low, high; } BP_RANGE; - struct {struct pat_s *pat;} BP_NOT; - struct {struct pat_s *target, *skip;} BP_UPTO; - struct {struct pat_s *target, *skip;} BP_UPTO_STRICT; + struct {bp_pat_t *pat;} BP_NOT; + struct {bp_pat_t *target, *skip;} BP_UPTO; + struct {bp_pat_t *target, *skip;} BP_UPTO_STRICT; struct { uint32_t min; int32_t max; - struct pat_s *sep, *repeat_pat; + bp_pat_t *sep, *repeat_pat; } BP_REPEAT; - struct {struct pat_s *pat;} BP_BEFORE; - struct {struct pat_s *pat;} BP_AFTER; + struct {bp_pat_t *pat;} BP_BEFORE; + struct {bp_pat_t *pat;} BP_AFTER; struct { - struct pat_s *pat; + bp_pat_t *pat; const char *name; uint16_t namelen; bool backreffable; } BP_CAPTURE; struct { - struct pat_s *first, *second; + bp_pat_t *first, *second; } BP_OTHERWISE; struct { - struct pat_s *first, *second; + bp_pat_t *first, *second; } BP_CHAIN; - struct {struct pat_s *pat, *must_match;} BP_MATCH; - struct {struct pat_s *pat, *must_not_match;} BP_NOT_MATCH; + struct {bp_pat_t *pat, *must_match;} BP_MATCH; + struct {bp_pat_t *pat, *must_not_match;} BP_NOT_MATCH; struct { - struct pat_s *pat; + bp_pat_t *pat; const char *text; uint32_t len; } BP_REPLACE; @@ -110,10 +107,10 @@ typedef struct pat_s { struct { const char *name; uint32_t namelen; - struct pat_s *meaning, *next_def; + bp_pat_t *meaning, *next_def; } BP_DEFINITIONS; struct { - struct pat_s *pat; + bp_pat_t *pat; const char *name; uint16_t namelen; bool backreffable; @@ -121,17 +118,17 @@ typedef struct pat_s { struct { struct match_s *match; const char *at; - struct pat_s *fallback; + bp_pat_t *fallback; void *ctx; bool visited; } BP_LEFTRECURSION; } __tagged; -} pat_t; +}; typedef struct leftrec_info_s { struct match_s *match; const char *at; - struct pat_s *fallback; + bp_pat_t *fallback; void *ctx; bool visited; } leftrec_info_t; @@ -139,7 +136,7 @@ typedef struct leftrec_info_s { typedef struct { bool success; union { - pat_t *pat; + bp_pat_t *pat; struct { const char *start, *end, *msg; } error; @@ -147,20 +144,20 @@ typedef struct { } maybe_pat_t; __attribute__((returns_nonnull)) -pat_t *allocate_pat(pat_t pat); +bp_pat_t *allocate_pat(bp_pat_t pat); __attribute__((nonnull, returns_nonnull)) -pat_t *bp_raw_literal(const char *str, size_t len); +bp_pat_t *bp_raw_literal(const char *str, size_t len); __attribute__((nonnull(1))) maybe_pat_t bp_stringpattern(const char *str, const char *end); __attribute__((nonnull(1,2))) -maybe_pat_t bp_replacement(pat_t *replacepat, const char *replacement, const char *end); -pat_t *chain_together(pat_t *first, pat_t *second); -pat_t *either_pat(pat_t *first, pat_t *second); +maybe_pat_t bp_replacement(bp_pat_t *replacepat, const char *replacement, const char *end); +bp_pat_t *chain_together(bp_pat_t *first, bp_pat_t *second); +bp_pat_t *either_pat(bp_pat_t *first, bp_pat_t *second); __attribute__((nonnull(1))) maybe_pat_t bp_pattern(const char *str, const char *end); void free_all_pats(void); __attribute__((nonnull)) -void delete_pat(pat_t **at_pat, bool recursive); +void delete_pat(bp_pat_t **at_pat, bool recursive); int set_pattern_printf_specifier(char specifier); // vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0 |