diff options
Diffstat (limited to 'generic/tclRegexp.h')
| -rw-r--r-- | generic/tclRegexp.h | 219 |
1 files changed, 24 insertions, 195 deletions
diff --git a/generic/tclRegexp.h b/generic/tclRegexp.h index be5cb77..9e56730 100644 --- a/generic/tclRegexp.h +++ b/generic/tclRegexp.h @@ -7,8 +7,9 @@ * Copyright (c) 1998 Henry Spencer. All rights reserved. * * Development of this software was funded, in part, by Cray Research Inc., - * UUNET Communications Services Inc., and Sun Microsystems Inc., none of - * whom are responsible for the results. The author thanks all of them. + * 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 @@ -26,20 +27,19 @@ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * + * Copyright (c) 1998 by Scriptics Corporation. * Copyright (c) 1998 by Sun Microsystems, Inc. * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclRegexp.h,v 1.1.2.2 1998/09/24 23:59:02 stanton Exp $ + * RCS: @(#) $Id: tclRegexp.h,v 1.1.2.3 1998/10/21 20:40:06 stanton Exp $ */ #ifndef _TCLREGEXP #define _TCLREGEXP -#ifndef _TCLINT -#include "tclInt.h" -#endif +#include "regcustom.h" #ifdef BUILD_tcl # undef TCL_STORAGE_CLASS @@ -47,190 +47,6 @@ #endif /* - * The following definitions were culled from wctype.h and wchar.h. - * Those two header files are now gone. Eventually we should replace all - * instances of, e.g., iswalnum() with TclUniCharIsAlnum() in the regexp - * code. - */ - -#undef wint_t -#define wint_t int - -#undef WEOF -#undef WCHAR_MIN -#undef WCHAR_MAX - -#define WEOF -1 -#define WCHAR_MIN 0x0000 -#define WCHAR_MAX 0xffff - -#undef iswalnum -#undef iswalpha -#undef iswdigit -#undef iswspace - -#define iswalnum(x) TclUniCharIsAlnum(x) -#define iswalpha(x) TclUniCharIsAlpha(x) -#define iswdigit(x) TclUniCharIsDigit(x) -#define iswspace(x) TclUniCharIsSpace(x) - -#undef wcslen -#undef wcsncmp - -#define wcslen TclUniCharLen -#define wcsncmp TclUniCharNcmp - -/* - * The following definitions were added by JO to make Tcl compile - * under SunOS, where off_t and wchar_t aren't defined; perhaps all of - * the code below can be collapsed into a few simple definitions? - */ - -#ifndef __RE_REGOFF_T -# define __RE_REGOFF_T int -#endif -#ifndef __RE_WCHAR_T -# define __RE_WCHAR_T Tcl_UniChar -#endif - -/* - * 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 off_t is big enough, so we - * offer an override. - */ -#ifdef __RE_REGOFF_T -typedef __RE_REGOFF_T regoff_t; /* offset type for result reporting */ -#else -typedef off_t regoff_t; -#endif - -/* - * We offer the option of using a non-wchar_t type in the w prototypes so - * that <regex.h> can be included without first including (e.g.) <wchar.h>. - * Note that __RE_WCHAR_T must in fact be the same type as wchar_t! - */ -#ifdef __RE_WCHAR_T -typedef __RE_WCHAR_T re_wchar; /* internal name for the type */ -#else -typedef wchar_t re_wchar; -#endif - -#define REMAGIC 0xfed7 - -/* - * 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 */ - int 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 - int re_csize; /* sizeof(character) */ - VOID *re_guts; /* none of your business :-) */ - VOID *re_fns; /* none of your business :-) */ -} 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 */ -} regmatch_t; - - - -/* - * compilation - ^ int regcomp(regex_t *, const char *, int); - ^ int re_comp(regex_t *, const char *, size_t, int); - ^ #ifndef __RE_NOWIDE - ^ int re_wcomp(regex_t *, const re_wchar *, size_t, int); - ^ #endif - */ - -#define REG_DUMP 004000 /* none of your business :-) */ -#define REG_FAKE 010000 /* none of your business :-) */ -#define REG_PROGRESS 020000 /* none of your business :-) */ - - - -/* - * execution - ^ int regexec(regex_t *, const char *, size_t, regmatch_t [], int); - ^ int re_exec(regex_t *, const char *, size_t, size_t, regmatch_t [], int); - ^ #ifndef __RE_NOWIDE - ^ int re_wexec(regex_t *, const re_wchar *, size_t, size_t, regmatch_t [], int); - ^ #endif - */ -#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! - * - * Note that there is no wchar_t variant of regerror at this time; what - * kind of character is used for error reports is independent of what kind - * is used in matching. - * - ^ extern size_t regerror(int, const regex_t *, char *, size_t); - */ -#define REG_OKAY 0 /* no errors detected */ -#define REG_NOMATCH 1 /* regexec() failed to match */ -#define REG_BADPAT 2 /* invalid regular expression */ -#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_EMPTY 14 /* empty regular expression */ -#define REG_ASSERT 15 /* "can't happen" -- you found a bug */ -#define REG_INVARG 16 /* invalid argument to regex routine */ -#define REG_MIXED 17 /* char RE applied to wchar_t string (etc.) */ -#define REG_BADOPT 18 /* invalid embedded option */ -#define REG_IMPOSS 19 /* can never match */ -/* 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, as possibly munched by fwd - */ -/* =====^!^===== begin forwards =====^!^===== */ -/* automatically gathered by fwd; do not hand-edit */ -/* === regex.h === */ -EXTERN int re_ucomp _ANSI_ARGS_((regex_t *, const Tcl_UniChar *, - size_t, int)); -EXTERN int re_uexec _ANSI_ARGS_((regex_t *, const Tcl_UniChar *, - size_t, size_t, regmatch_t [], int)); -EXTERN VOID regfree _ANSI_ARGS_((regex_t *)); -EXTERN size_t regerror _ANSI_ARGS_((int, const regex_t *, char *, size_t)); -/* automatically gathered by fwd; do not hand-edit */ -/* =====^!^===== end forwards =====^!^===== */ - -/* * The TclRegexp structure encapsulates a compiled regex_t, * the flags that were used to compile it, and an array of pointers * that are used to indicate subexpressions after a call to Tcl_RegExpExec. @@ -251,6 +67,24 @@ typedef struct TclRegexp { } TclRegexp; /* + * Functions exported for use within the rest of Tcl. + */ + +EXTERN Tcl_RegExp TclRegCompObj _ANSI_ARGS_((Tcl_Interp *interp, + Tcl_Obj *patObj, int flags)); +EXTERN int TclRegAbout _ANSI_ARGS_((Tcl_Interp *interp, + Tcl_RegExp re)); +EXTERN VOID TclRegXflags _ANSI_ARGS_((char *string, int length, + int *cflagsPtr, int *eflagsPtr)); +EXTERN int TclRegExpExecUniChar _ANSI_ARGS_((Tcl_Interp *interp, + Tcl_RegExp re, CONST Tcl_UniChar *uniString, + int numChars, int flags)); +EXTERN int TclRegExpMatchObj _ANSI_ARGS_((Tcl_Interp *interp, + char *string, Tcl_Obj *patObj)); +EXTERN void TclRegExpRangeUniChar _ANSI_ARGS_((Tcl_RegExp re, + int index, int *startPtr, int *endPtr)); + +/* * Functions exported from the regexp package for the test package to use. */ @@ -258,8 +92,3 @@ EXTERN void TclRegError _ANSI_ARGS_((Tcl_Interp *interp, char *msg, int status)); #endif /* _TCLREGEXP */ - - - - - |