diff options
Diffstat (limited to 'src/include/regex/regex.h')
| -rw-r--r-- | src/include/regex/regex.h | 169 |
1 files changed, 87 insertions, 82 deletions
diff --git a/src/include/regex/regex.h b/src/include/regex/regex.h index f29379126a5..86ea386dceb 100644 --- a/src/include/regex/regex.h +++ b/src/include/regex/regex.h @@ -1,15 +1,15 @@ #ifndef _REGEX_H_ -#define _REGEX_H_ /* never again */ +#define _REGEX_H_ /* never again */ /* * regular expressions * - * Copyright (c) 1998, 1999 Henry Spencer. All rights reserved. - * + * Copyright (c) 1998, 1999 Henry Spencer. All rights reserved. + * * Development of this software was funded, in part, by Cray Research Inc., * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics * Corporation, none of whom are responsible for the results. The author - * thanks all of them. - * + * thanks all of them. + * * Redistribution and use in source and binary forms -- with or without * modification -- are permitted for any purpose, provided that * redistributions in source form retain this entire copyright notice and @@ -17,7 +17,7 @@ * * I'd appreciate being given credit for this package in the documentation * of software which uses it, but that is not a requirement. - * + * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL @@ -29,7 +29,7 @@ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: regex.h,v 1.23 2003/02/05 17:41:32 tgl Exp $ + * $Id: regex.h,v 1.24 2003/08/04 00:43:32 momjian Exp $ */ /* @@ -52,77 +52,81 @@ typedef long regoff_t; */ /* the biggie, a compiled RE (or rather, a front end to same) */ -typedef struct { - int re_magic; /* magic number */ - size_t re_nsub; /* number of subexpressions */ - long re_info; /* information about RE */ -# define REG_UBACKREF 000001 -# define REG_ULOOKAHEAD 000002 -# define REG_UBOUNDS 000004 -# define REG_UBRACES 000010 -# define REG_UBSALNUM 000020 -# define REG_UPBOTCH 000040 -# define REG_UBBS 000100 -# define REG_UNONPOSIX 000200 -# define REG_UUNSPEC 000400 -# define REG_UUNPORT 001000 -# define REG_ULOCALE 002000 -# define REG_UEMPTYMATCH 004000 -# define REG_UIMPOSSIBLE 010000 -# define REG_USHORTEST 020000 - int re_csize; /* sizeof(character) */ - char *re_endp; /* backward compatibility kludge */ +typedef struct +{ + int re_magic; /* magic number */ + size_t re_nsub; /* number of subexpressions */ + long re_info; /* information about RE */ +#define REG_UBACKREF 000001 +#define REG_ULOOKAHEAD 000002 +#define REG_UBOUNDS 000004 +#define REG_UBRACES 000010 +#define REG_UBSALNUM 000020 +#define REG_UPBOTCH 000040 +#define REG_UBBS 000100 +#define REG_UNONPOSIX 000200 +#define REG_UUNSPEC 000400 +#define REG_UUNPORT 001000 +#define REG_ULOCALE 002000 +#define REG_UEMPTYMATCH 004000 +#define REG_UIMPOSSIBLE 010000 +#define REG_USHORTEST 020000 + int re_csize; /* sizeof(character) */ + char *re_endp; /* backward compatibility kludge */ /* the rest is opaque pointers to hidden innards */ - char *re_guts; /* `char *' is more portable than `void *' */ - char *re_fns; + char *re_guts; /* `char *' is more portable than `void *' */ + char *re_fns; } regex_t; /* result reporting (may acquire more fields later) */ -typedef struct { - regoff_t rm_so; /* start of substring */ - regoff_t rm_eo; /* end of substring */ +typedef struct +{ + regoff_t rm_so; /* start of substring */ + regoff_t rm_eo; /* end of substring */ } regmatch_t; /* supplementary control and reporting */ -typedef struct { - regmatch_t rm_extend; /* see REG_EXPECT */ -} rm_detail_t; +typedef struct +{ + regmatch_t rm_extend; /* see REG_EXPECT */ +} rm_detail_t; /* * regex compilation flags */ -#define REG_BASIC 000000 /* BREs (convenience) */ -#define REG_EXTENDED 000001 /* EREs */ -#define REG_ADVF 000002 /* advanced features in EREs */ -#define REG_ADVANCED 000003 /* AREs (which are also EREs) */ -#define REG_QUOTE 000004 /* no special characters, none */ -#define REG_NOSPEC REG_QUOTE /* historical synonym */ -#define REG_ICASE 000010 /* ignore case */ -#define REG_NOSUB 000020 /* don't care about subexpressions */ -#define REG_EXPANDED 000040 /* expanded format, white space & comments */ -#define REG_NLSTOP 000100 /* \n doesn't match . or [^ ] */ -#define REG_NLANCH 000200 /* ^ matches after \n, $ before */ -#define REG_NEWLINE 000300 /* newlines are line terminators */ -#define REG_PEND 000400 /* ugh -- backward-compatibility hack */ -#define REG_EXPECT 001000 /* report details on partial/limited matches */ -#define REG_BOSONLY 002000 /* temporary kludge for BOS-only matches */ -#define REG_DUMP 004000 /* none of your business :-) */ -#define REG_FAKE 010000 /* none of your business :-) */ -#define REG_PROGRESS 020000 /* none of your business :-) */ +#define REG_BASIC 000000 /* BREs (convenience) */ +#define REG_EXTENDED 000001 /* EREs */ +#define REG_ADVF 000002 /* advanced features in EREs */ +#define REG_ADVANCED 000003 /* AREs (which are also EREs) */ +#define REG_QUOTE 000004 /* no special characters, none */ +#define REG_NOSPEC REG_QUOTE /* historical synonym */ +#define REG_ICASE 000010 /* ignore case */ +#define REG_NOSUB 000020 /* don't care about subexpressions */ +#define REG_EXPANDED 000040 /* expanded format, white space & comments */ +#define REG_NLSTOP 000100 /* \n doesn't match . or [^ ] */ +#define REG_NLANCH 000200 /* ^ matches after \n, $ before */ +#define REG_NEWLINE 000300 /* newlines are line terminators */ +#define REG_PEND 000400 /* ugh -- backward-compatibility hack */ +#define REG_EXPECT 001000 /* report details on partial/limited + * matches */ +#define REG_BOSONLY 002000 /* temporary kludge for BOS-only matches */ +#define REG_DUMP 004000 /* none of your business :-) */ +#define REG_FAKE 010000 /* none of your business :-) */ +#define REG_PROGRESS 020000 /* none of your business :-) */ /* * regex execution flags */ -#define REG_NOTBOL 0001 /* BOS is not BOL */ -#define REG_NOTEOL 0002 /* EOS is not EOL */ -#define REG_STARTEND 0004 /* backward compatibility kludge */ -#define REG_FTRACE 0010 /* none of your business */ -#define REG_MTRACE 0020 /* none of your business */ -#define REG_SMALL 0040 /* none of your business */ +#define REG_NOTBOL 0001 /* BOS is not BOL */ +#define REG_NOTEOL 0002 /* EOS is not EOL */ +#define REG_STARTEND 0004 /* backward compatibility kludge */ +#define REG_FTRACE 0010 /* none of your business */ +#define REG_MTRACE 0020 /* none of your business */ +#define REG_SMALL 0040 /* none of your business */ /* @@ -130,36 +134,37 @@ typedef struct { * Be careful if modifying the list of error codes -- the table used by * regerror() is generated automatically from this file! */ -#define REG_OKAY 0 /* no errors detected */ -#define REG_NOMATCH 1 /* failed to match */ -#define REG_BADPAT 2 /* invalid regexp */ -#define REG_ECOLLATE 3 /* invalid collating element */ -#define REG_ECTYPE 4 /* invalid character class */ -#define REG_EESCAPE 5 /* invalid escape \ sequence */ -#define REG_ESUBREG 6 /* invalid backreference number */ -#define REG_EBRACK 7 /* brackets [] not balanced */ -#define REG_EPAREN 8 /* parentheses () not balanced */ -#define REG_EBRACE 9 /* braces {} not balanced */ -#define REG_BADBR 10 /* invalid repetition count(s) */ -#define REG_ERANGE 11 /* invalid character range */ -#define REG_ESPACE 12 /* out of memory */ -#define REG_BADRPT 13 /* quantifier operand invalid */ -#define REG_ASSERT 15 /* "can't happen" -- you found a bug */ -#define REG_INVARG 16 /* invalid argument to regex function */ -#define REG_MIXED 17 /* character widths of regex and string differ */ -#define REG_BADOPT 18 /* invalid embedded option */ +#define REG_OKAY 0 /* no errors detected */ +#define REG_NOMATCH 1 /* failed to match */ +#define REG_BADPAT 2 /* invalid regexp */ +#define REG_ECOLLATE 3 /* invalid collating element */ +#define REG_ECTYPE 4 /* invalid character class */ +#define REG_EESCAPE 5 /* invalid escape \ sequence */ +#define REG_ESUBREG 6 /* invalid backreference number */ +#define REG_EBRACK 7 /* brackets [] not balanced */ +#define REG_EPAREN 8 /* parentheses () not balanced */ +#define REG_EBRACE 9 /* braces {} not balanced */ +#define REG_BADBR 10 /* invalid repetition count(s) */ +#define REG_ERANGE 11 /* invalid character range */ +#define REG_ESPACE 12 /* out of memory */ +#define REG_BADRPT 13 /* quantifier operand invalid */ +#define REG_ASSERT 15 /* "can't happen" -- you found a bug */ +#define REG_INVARG 16 /* invalid argument to regex function */ +#define REG_MIXED 17 /* character widths of regex and string + * differ */ +#define REG_BADOPT 18 /* invalid embedded option */ /* two specials for debugging and testing */ -#define REG_ATOI 101 /* convert error-code name to number */ -#define REG_ITOA 102 /* convert error-code number to name */ +#define REG_ATOI 101 /* convert error-code name to number */ +#define REG_ITOA 102 /* convert error-code number to name */ /* * the prototypes for exported functions */ -extern int pg_regcomp(regex_t *, const pg_wchar *, size_t, int); -extern int pg_regexec(regex_t *, const pg_wchar *, size_t, rm_detail_t *, size_t, regmatch_t [], int); +extern int pg_regcomp(regex_t *, const pg_wchar *, size_t, int); +extern int pg_regexec(regex_t *, const pg_wchar *, size_t, rm_detail_t *, size_t, regmatch_t[], int); extern void pg_regfree(regex_t *); extern size_t pg_regerror(int, const regex_t *, char *, size_t); -#endif /* _REGEX_H_ */ +#endif /* _REGEX_H_ */ |