date and time created 92/06/22 18:08:09 by bostic

SCCS-vsn: lib/libedit/chared.h 5.1

diff --git a/usr/src/lib/libedit/chared.h b/usr/src/lib/libedit/chared.h
new file mode 100644 (file)
index 0000000..ef95c87
--- /dev/null
+++ b/usr/src/lib/libedit/chared.h
@@ -0,0 +1,131 @@
+/*-
+ * Copyright (c) 1992 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.
+ *
+ * %sccs.include.redist.c%
+ *
+ *     @(#)chared.h    5.1 (Berkeley) %G%
+ */
+
+/*
+ * el.chared.h: Character editor interface
+ */
+#ifndef _h_el_chared
+#define _h_el_chared
+
+#include <ctype.h>
+#include <string.h>
+
+#include "editline.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;
+} 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 "vi.h"
+#include "emacs.h"
+#include "common.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 */