Initial revision

1 files changed, 123 insertions, 0 deletions

diff --git a/lisp/re/re.h b/lisp/re/re.h
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+/*
+ * Copyright (c) 2002 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ *
+ * Author: Paulo César Pereira de Andrade
+ */
+
+/* $XFree86: xc/programs/xedit/lisp/re/re.h,v 1.2 2002/09/23 01:25:41 paulo Exp $ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+#ifndef _re_h
+#define _re_h
+
+/*
+ * Defines
+ */
+
+	/* Compile flags options */
+#define REG_BASIC		0000	/* Not used */
+#define REG_EXTENDED		0001	/* Not used, only extended supported */
+
+#define RE_ICASE		0002
+#define RE_NOSUB		0004
+#define RE_NEWLINE		0010
+#define RE_NOSPEC		0020
+#define RE_PEND			0040
+#define RE_DUMP			0200
+
+
+
+	/* Execute flag options */
+#define RE_NOTBOL		1
+#define RE_NOTEOL		2
+#define RE_STARTEND		4
+#define RE_TRACE		00400	/* Not used/supported */
+#define RE_LARGE		01000	/* Not used/supported */
+#define RE_BACKR		02000	/* Not used/supported */
+
+	/* Value returned by reexec when match fails */
+#define RE_NOMATCH		1
+	/* Compile error values */
+#define RE_BADPAT		2
+#define RE_ECOLLATE		3
+#define RE_ECTYPE		4
+#define RE_EESCAPE		5
+#define RE_ESUBREG		6
+#define RE_EBRACK		7
+#define RE_EPAREN		8
+#define RE_EBRACE		9
+#define RE_EBADBR		10
+#define RE_ERANGE		11
+#define RE_ESPACE		12
+#define RE_BADRPT		13
+#define RE_EMPTY		14
+#define RE_ASSERT		15
+#define RE_INVARG		16
+#define RE_ATOI			255	/* Not used/supported */
+#define RE_ITOA			0400	/* Not used/supported */
+
+
+/*
+ * Types
+ */
+
+/* (re)gular expression (mat)ch result */
+typedef struct _re_mat {
+    long rm_so;
+    long rm_eo;
+} re_mat;
+
+/* (re)gular expression (cod)e */
+typedef struct _re_cod {
+    unsigned char *cod;
+    int re_nsub;		/* Public member */
+    const char *re_endp;	/* Support for RE_PEND */
+} re_cod;
+
+
+/*
+ * Prototypes
+ */
+	/* compile the given pattern string
+	 * returns 0 on success, error code otherwise */
+int recomp(re_cod *preg, const char *pattern, int flags);
+
+	/* execute the compiled pattern on the string.
+	 * returns 0 if matched, RE_NOMATCH if failed, error code otherwise */
+int reexec(const re_cod *preg, const char *string,
+	   int nmat, re_mat pmat[], int flags);
+
+	/* formats an error message for the given code in ebuffer */
+int reerror(int ecode, const re_cod *preg, char *ebuffer, int ebuffer_size);
+
+	/* frees the given parameter */
+void refree(re_cod *preg);
+
+
+#endif /* _re_h */