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-rw-r--r--generic/tclRegexp.h70
1 files changed, 41 insertions, 29 deletions
diff --git a/generic/tclRegexp.h b/generic/tclRegexp.h
index 986316b..3b2433e 100644
--- a/generic/tclRegexp.h
+++ b/generic/tclRegexp.h
@@ -1,40 +1,52 @@
/*
- * Definitions etc. for regexp(3) routines.
+ * tclRegexp.h --
*
- * Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
- * not the System V one.
+ * This file contains definitions used internally by Henry Spencer's
+ * regular expression code.
*
- * SCCS: @(#) tclRegexp.h 1.6 96/04/02 18:43:57
+ * Copyright (c) 1998 by Sun Microsystems, Inc.
+ * Copyright (c) 1998-1999 by Scriptics Corporation.
+ *
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
-#ifndef _REGEXP
-#define _REGEXP 1
+#ifndef _TCLREGEXP
+#define _TCLREGEXP
-#ifndef _TCL
-#include "tcl.h"
-#endif
+#include "regex.h"
/*
- * NSUBEXP must be at least 10, and no greater than 117 or the parser
- * will not work properly.
+ * 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. Note that the string and
+ * objPtr are mutually exclusive. These values are needed by Tcl_RegExpRange
+ * in order to return pointers into the original string.
*/
-#define NSUBEXP 20
-
-typedef struct regexp {
- char *startp[NSUBEXP];
- char *endp[NSUBEXP];
- char regstart; /* Internal use only. */
- char reganch; /* Internal use only. */
- char *regmust; /* Internal use only. */
- int regmlen; /* Internal use only. */
- char program[1]; /* Unwarranted chumminess with compiler. */
-} regexp;
-
-EXTERN regexp *TclRegComp _ANSI_ARGS_((char *exp));
-EXTERN int TclRegExec _ANSI_ARGS_((regexp *prog, char *string, char *start));
-EXTERN void TclRegSub _ANSI_ARGS_((regexp *prog, char *source, char *dest));
-EXTERN void TclRegError _ANSI_ARGS_((char *msg));
-EXTERN char *TclGetRegError _ANSI_ARGS_((void));
+typedef struct TclRegexp {
+ int flags; /* Regexp compile flags. */
+ regex_t re; /* Compiled re, includes number of
+ * subexpressions. */
+ const char *string; /* Last string passed to Tcl_RegExpExec. */
+ Tcl_Obj *objPtr; /* Last object passed to Tcl_RegExpExecObj. */
+ Tcl_Obj *globObjPtr; /* Glob pattern rep of RE or NULL if none. */
+ regmatch_t *matches; /* Array of indices into the Tcl_UniChar
+ * representation of the last string matched
+ * with this regexp to indicate the location
+ * of subexpressions. */
+ rm_detail_t details; /* Detailed information on match (currently
+ * used only for REG_EXPECT). */
+ int refCount; /* Count of number of references to this
+ * compiled regexp. */
+} TclRegexp;
-#endif /* REGEXP */
+#endif /* _TCLREGEXP */
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */