initial import of NetBSD tree

1 files changed, 158 insertions, 0 deletions

diff --git a/lib/libedit/chared.h b/lib/libedit/chared.h
new file mode 100644
index 00000000000..20da6c87a6d
--- /dev/null
+++ b/lib/libedit/chared.h
@@ -0,0 +1,158 @@
+/*-
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Christos Zoulas of Cornell University.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS 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.
+ *
+ *	@(#)chared.h	8.1 (Berkeley) 6/4/93
+ */
+
+/*
+ * el.chared.h: Character editor interface
+ */
+#ifndef _h_el_chared
+#define _h_el_chared
+
+#include <ctype.h>
+#include <string.h>
+
+#include "histedit.h"
+
+#define EL_MAXMACRO 10
+
+/*
+ * This is a issue of basic "vi" look-and-feel. Defining VI_MOVE works
+ * like real vi: i.e. the transition from command<->insert modes moves
+ * the cursor.
+ *
+ * On the other hand we really don't want to move the cursor, because 
+ * all the editing commands don't include the character under the cursor.
+ * Probably the best fix is to make all the editing commands aware of
+ * this fact.
+ */
+#define VI_MOVE
+
+
+typedef struct c_macro_t {
+    int    level;
+    char **macro;
+    char  *nline;
+} c_macro_t;
+
+/* 
+ * Undo information for both vi and emacs
+ */
+typedef struct c_undo_t {
+    int   action;
+    int   isize;
+    int   dsize;
+    char *ptr;
+    char *buf;
+} c_undo_t;
+
+/*
+ * Current action information for vi
+ */
+typedef struct c_vcmd_t {
+    int   action;
+    char *pos;
+    char *ins;
+} c_vcmd_t;
+
+/*
+ * Kill buffer for emacs
+ */
+typedef struct c_kill_t {
+    char *buf;
+    char *last;
+    char *mark;
+} c_kill_t;
+
+/*
+ * Note that we use both data structures because the user can bind
+ * commands from both editors!
+ */
+typedef struct el_chared_t {
+    c_undo_t    c_undo;
+    c_kill_t    c_kill;
+    c_vcmd_t    c_vcmd;
+    c_macro_t   c_macro;
+} el_chared_t;
+
+
+#define STReof "^D\b\b"
+#define STRQQ  "\"\""
+
+#define isglob(a) (strchr("*[]?", (a)) != NULL)
+#define isword(a) (isprint(a))
+
+#define NOP    	  0x00
+#define DELETE 	  0x01
+#define INSERT 	  0x02
+#define CHANGE 	  0x04
+
+#define CHAR_FWD	0
+#define CHAR_BACK	1
+
+#define MODE_INSERT	0
+#define MODE_REPLACE	1
+#define MODE_REPLACE_1	2
+
+#include "common.h"
+#include "vi.h"
+#include "emacs.h"
+#include "search.h"
+#include "fcns.h"
+
+
+protected int   cv__isword	__P((int));
+protected void  cv_delfini	__P((EditLine *));
+protected char *cv__endword	__P((char *, char *, int));
+protected int   ce__isword	__P((int));
+protected void  cv_undo		__P((EditLine *, int, int, char *));
+protected char *cv_next_word	__P((EditLine*, char *, char *, int, 
+				     int (*)(int)));
+protected char *cv_prev_word	__P((EditLine*, char *, char *, int,
+				     int (*)(int)));
+protected char *c__next_word	__P((char *, char *, int, int (*)(int)));
+protected char *c__prev_word	__P((char *, char *, int, int (*)(int)));
+protected void  c_insert	__P((EditLine *, int));
+protected void  c_delbefore	__P((EditLine *, int));
+protected void  c_delafter	__P((EditLine *, int));
+protected int   c_gets		__P((EditLine *, char *));
+protected int   c_hpos		__P((EditLine *));
+
+protected int   ch_init		__P((EditLine *));
+protected void  ch_reset	__P((EditLine *));
+protected void  ch_end		__P((EditLine *));
+
+#endif /* _h_el_chared */