X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/652bbafac420b8914824998559452a01c73a3eac..c8b4eea8f23cd90e8b8390f2a742f0f828c57461:/src/regex/regex.h diff --git a/src/regex/regex.h b/src/regex/regex.h index d094d072d5..a1fcec2e1c 100644 --- a/src/regex/regex.h +++ b/src/regex/regex.h @@ -1,74 +1,202 @@ #ifndef _REGEX_H_ #define _REGEX_H_ /* never again */ -/* ========= begin header generated by ./mkh ========= */ +/* + * regular expressions + * + * 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. + * + * 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 + * indicate the origin and nature of any modifications. + * + * 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 + * HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $Id$ + */ + +/* + * Add your own defines, if needed, here. + */ #ifdef __cplusplus extern "C" { #endif -/* === regex2.h === */ -typedef off_t regoff_t; -typedef struct { - int re_magic; - size_t re_nsub; /* number of parenthesized subexpressions */ - const char *re_endp; /* end pointer for REG_PEND */ - struct re_guts *re_g; /* none of your business :-) */ +#include +#include +#include + +#ifndef wxCHECK_GCC_VERSION +#define wxCHECK_GCC_VERSION( major, minor ) \ + ( defined(__GNUC__) && defined(__GNUC_MINOR__) \ + && ( ( __GNUC__ > (major) ) \ + || ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) ) ) +#endif + +#if !wxUSE_UNICODE +# define wx_wchar char +#else // Unicode + #if (defined(__GNUC__) && !wxCHECK_GCC_VERSION(2, 96)) +# define wx_wchar __WCHAR_TYPE__ + #else // __WCHAR_TYPE__ and gcc < 2.96 + // standard case +# define wx_wchar wchar_t + #endif // __WCHAR_TYPE__ +#endif // ASCII/Unicode + +/* + * interface types etc. + */ + +/* + * regoff_t has to be large enough to hold either off_t or ssize_t, + * and must be signed; it's only a guess that long is suitable. + */ +typedef long regoff_t; + +/* + * other interface types + */ + +/* 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 */ + /* the rest is opaque pointers to hidden innards */ + char *re_guts; /* `char *' is more portable than `void *' */ + char *re_fns; } regex_t; -typedef struct { - regoff_t rm_so; /* start of match */ - regoff_t rm_eo; /* end of match */ + +/* result reporting (may acquire more fields later) */ +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; -/* === regcomp.c === */ -extern int regcomp(regex_t *, const char *, int); -#define REG_BASIC 0000 -#define REG_EXTENDED 0001 -#define REG_ICASE 0002 -#define REG_NOSUB 0004 -#define REG_NEWLINE 0010 -#define REG_NOSPEC 0020 -#define REG_PEND 0040 -#define REG_DUMP 0200 - - -/* === regerror.c === */ -#define REG_OKAY 0 -#define REG_NOMATCH 1 -#define REG_BADPAT 2 -#define REG_ECOLLATE 3 -#define REG_ECTYPE 4 -#define REG_EESCAPE 5 -#define REG_ESUBREG 6 -#define REG_EBRACK 7 -#define REG_EPAREN 8 -#define REG_EBRACE 9 -#define REG_BADBR 10 -#define REG_ERANGE 11 -#define REG_ESPACE 12 -#define REG_BADRPT 13 -#define REG_EMPTY 14 -#define REG_ASSERT 15 -#define REG_INVARG 16 -#define REG_ATOI 255 /* convert name to number (!) */ -#define REG_ITOA 0400 /* convert number to name (!) */ -extern size_t regerror(int, const regex_t *, char *, size_t); -/* === regexec.c === */ -extern int regexec(const regex_t *, const char *, size_t, regmatch_t [], int); -#define REG_NOTBOL 00001 -#define REG_NOTEOL 00002 -#define REG_STARTEND 00004 -#define REG_TRACE 00400 /* tracing of execution */ -#define REG_LARGE 01000 /* force large representation */ -#define REG_BACKR 02000 /* force use of backref code */ +/* + * 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 :-) */ -/* === regfree.c === */ + +/* + * 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 */ + + +/* + * error reporting + * 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 */ +/* 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 */ + + + +/* + * the prototypes for exported functions + */ +extern int wx_regcomp(regex_t *, const wx_wchar *, size_t, int); +extern int regcomp(regex_t *, const wx_wchar *, int); +extern int wx_regexec(regex_t *, const wx_wchar *, size_t, rm_detail_t *, size_t, regmatch_t[], int); +extern int regexec(regex_t *, const wx_wchar *, size_t, regmatch_t[], int); extern void regfree(regex_t *); +extern size_t regerror(int, const regex_t *, char *, size_t); +extern void wx_regfree(regex_t *); +extern size_t wx_regerror(int, const regex_t *, char *, size_t); #ifdef __cplusplus } #endif -/* ========= end header generated by ./mkh ========= */ -#endif + +#endif /* _REGEX_H_ */