Annotation of src/usr.bin/window/cmd2.c, Revision 1.1.1.1
1.1 deraadt 1: /* $NetBSD: cmd2.c,v 1.3 1995/09/28 10:34:05 tls Exp $ */
2:
3: /*
4: * Copyright (c) 1983, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * This code is derived from software contributed to Berkeley by
8: * Edward Wang at The University of California, Berkeley.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and its contributors.
22: * 4. Neither the name of the University nor the names of its contributors
23: * may be used to endorse or promote products derived from this software
24: * without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36: * SUCH DAMAGE.
37: */
38:
39: #ifndef lint
40: #if 0
41: static char sccsid[] = "@(#)cmd2.c 8.1 (Berkeley) 6/6/93";
42: #else
43: static char rcsid[] = "$NetBSD: cmd2.c,v 1.3 1995/09/28 10:34:05 tls Exp $";
44: #endif
45: #endif /* not lint */
46:
47: #include "defs.h"
48:
49: char *help_shortcmd[] = {
50: "# Select window # and return to conversation mode",
51: "%# Select window # but stay in command mode",
52: "escape Return to conversation mode without changing window",
53: "^^ Return to conversation mode and change to previous window",
54: "c# Close window #",
55: "w Open a new window",
56: "m# Move window #",
57: "M# Move window # to its previous position",
58: "s# Change the size of window #",
59: "S# Change window # to its previous size",
60: "^Y Scroll up one line",
61: "^E Scroll down one line",
62: "^U Scroll up half a window",
63: "^D Scroll down half a window",
64: "^B Scroll up a full window",
65: "^F Scroll down a full window",
66: "h Move cursor left",
67: "j Move cursor down",
68: "k Move cursor up",
69: "l Move cursor right",
70: "y Yank",
71: "p Put",
72: "^S Stop output in current window",
73: "^Q Restart output in current window",
74: "^L Redraw screen",
75: "^Z Suspend",
76: "q Quit",
77: ": Enter a long command",
78: 0
79: };
80: char *help_longcmd[] = {
81: ":alias name string ... Make `name' an alias for `string ...'",
82: ":alias Show all aliases",
83: ":close # ... Close windows",
84: ":close all Close all windows",
85: ":cursor modes Set the cursor modes",
86: ":echo # string ... Print `string ...' in window #",
87: ":escape c Set escape character to `c'",
88: ":foreground # flag Make # a foreground window, if `flag' is true",
89: ":label # string Set label of window # to `string'",
90: ":list List all open windows",
91: ":default_nline lines Set default window buffer size to `lines'",
92: ":default_shell string ...",
93: " Set default shell to `string ...'",
94: ":default_smooth flag Set default smooth scroll flag",
95: ":select # Select window #",
96: ":smooth # flag Set window # to smooth scroll mode",
97: ":source filename Execute commands in `filename'",
98: ":terse flag Set terse mode",
99: ":unalias name Undefine `name' as an alias",
100: ":unset variable Deallocate `variable'",
101: ":variable List all variables",
102: ":window [row col nrow ncol nline label pty frame mapnl keepopen smooth shell]",
103: " Open a window at `row', `col' of size `nrow', `ncol',",
104: " with `nline' lines in the buffer, and `label'",
105: ":write # string ... Write `string ...' to window # as input",
106: 0
107: };
108:
109: c_help()
110: {
111: register struct ww *w;
112:
113: if ((w = openiwin(wwnrow - 3, "Help")) == 0) {
114: error("Can't open help window: %s.", wwerror());
115: return;
116: }
117: wwprintf(w, "The escape character is %c.\n", escapec);
118: wwprintf(w, "(# represents one of the digits from 1 to 9.)\n\n");
119: if (help_print(w, "Short commands", help_shortcmd) >= 0)
120: (void) help_print(w, "Long commands", help_longcmd);
121: closeiwin(w);
122: }
123:
124: help_print(w, name, list)
125: register struct ww *w;
126: char *name;
127: register char **list;
128: {
129: wwprintf(w, "%s:\n\n", name);
130: while (*list)
131: switch (more(w, 0)) {
132: case 0:
133: wwputs(*list++, w);
134: wwputc('\n', w);
135: break;
136: case 1:
137: wwprintf(w, "%s: (continued)\n\n", name);
138: break;
139: case 2:
140: return -1;
141: }
142: return more(w, 1) == 2 ? -1 : 0;
143: }
144:
145: c_quit()
146: {
147: char oldterse = terse;
148:
149: setterse(0);
150: wwputs("Really quit [yn]? ", cmdwin);
151: wwcurtowin(cmdwin);
152: while (wwpeekc() < 0)
153: wwiomux();
154: if (wwgetc() == 'y') {
155: wwputs("Yes", cmdwin);
156: quit++;
157: } else
158: wwputc('\n', cmdwin);
159: setterse(!quit && oldterse);
160: }
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