Annotation of src/usr.bin/window/cmd2.c, Revision 1.4
1.4 ! mpech 1: /* $OpenBSD: cmd2.c,v 1.3 1997/02/25 00:03:56 downsj Exp $ */
1.1 deraadt 2: /* $NetBSD: cmd2.c,v 1.3 1995/09/28 10:34:05 tls Exp $ */
3:
4: /*
5: * Copyright (c) 1983, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * Edward Wang at The University of California, Berkeley.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the University of
22: * California, Berkeley and its contributors.
23: * 4. Neither the name of the University nor the names of its contributors
24: * may be used to endorse or promote products derived from this software
25: * without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37: * SUCH DAMAGE.
38: */
39:
40: #ifndef lint
41: #if 0
42: static char sccsid[] = "@(#)cmd2.c 8.1 (Berkeley) 6/6/93";
43: #else
1.4 ! mpech 44: static char rcsid[] = "$OpenBSD: cmd2.c,v 1.3 1997/02/25 00:03:56 downsj Exp $";
1.1 deraadt 45: #endif
46: #endif /* not lint */
47:
48: #include "defs.h"
49:
50: char *help_shortcmd[] = {
51: "# Select window # and return to conversation mode",
52: "%# Select window # but stay in command mode",
53: "escape Return to conversation mode without changing window",
54: "^^ Return to conversation mode and change to previous window",
55: "c# Close window #",
56: "w Open a new window",
57: "m# Move window #",
58: "M# Move window # to its previous position",
59: "s# Change the size of window #",
60: "S# Change window # to its previous size",
61: "^Y Scroll up one line",
62: "^E Scroll down one line",
63: "^U Scroll up half a window",
64: "^D Scroll down half a window",
65: "^B Scroll up a full window",
66: "^F Scroll down a full window",
67: "h Move cursor left",
68: "j Move cursor down",
69: "k Move cursor up",
70: "l Move cursor right",
71: "y Yank",
72: "p Put",
73: "^S Stop output in current window",
74: "^Q Restart output in current window",
75: "^L Redraw screen",
76: "^Z Suspend",
77: "q Quit",
78: ": Enter a long command",
79: 0
80: };
81: char *help_longcmd[] = {
82: ":alias name string ... Make `name' an alias for `string ...'",
83: ":alias Show all aliases",
84: ":close # ... Close windows",
85: ":close all Close all windows",
86: ":cursor modes Set the cursor modes",
87: ":echo # string ... Print `string ...' in window #",
88: ":escape c Set escape character to `c'",
89: ":foreground # flag Make # a foreground window, if `flag' is true",
90: ":label # string Set label of window # to `string'",
91: ":list List all open windows",
92: ":default_nline lines Set default window buffer size to `lines'",
93: ":default_shell string ...",
94: " Set default shell to `string ...'",
95: ":default_smooth flag Set default smooth scroll flag",
96: ":select # Select window #",
97: ":smooth # flag Set window # to smooth scroll mode",
98: ":source filename Execute commands in `filename'",
99: ":terse flag Set terse mode",
100: ":unalias name Undefine `name' as an alias",
101: ":unset variable Deallocate `variable'",
102: ":variable List all variables",
103: ":window [row col nrow ncol nline label pty frame mapnl keepopen smooth shell]",
104: " Open a window at `row', `col' of size `nrow', `ncol',",
105: " with `nline' lines in the buffer, and `label'",
106: ":write # string ... Write `string ...' to window # as input",
107: 0
108: };
109:
110: c_help()
111: {
1.4 ! mpech 112: struct ww *w;
1.1 deraadt 113:
114: if ((w = openiwin(wwnrow - 3, "Help")) == 0) {
115: error("Can't open help window: %s.", wwerror());
116: return;
117: }
118: wwprintf(w, "The escape character is %c.\n", escapec);
119: wwprintf(w, "(# represents one of the digits from 1 to 9.)\n\n");
120: if (help_print(w, "Short commands", help_shortcmd) >= 0)
121: (void) help_print(w, "Long commands", help_longcmd);
122: closeiwin(w);
123: }
124:
125: help_print(w, name, list)
1.4 ! mpech 126: struct ww *w;
1.1 deraadt 127: char *name;
1.4 ! mpech 128: char **list;
1.1 deraadt 129: {
130: wwprintf(w, "%s:\n\n", name);
131: while (*list)
132: switch (more(w, 0)) {
133: case 0:
134: wwputs(*list++, w);
135: wwputc('\n', w);
136: break;
137: case 1:
138: wwprintf(w, "%s: (continued)\n\n", name);
139: break;
140: case 2:
141: return -1;
142: }
143: return more(w, 1) == 2 ? -1 : 0;
144: }
145:
146: c_quit()
147: {
148: char oldterse = terse;
149:
150: setterse(0);
151: wwputs("Really quit [yn]? ", cmdwin);
152: wwcurtowin(cmdwin);
153: while (wwpeekc() < 0)
154: wwiomux();
155: if (wwgetc() == 'y') {
156: wwputs("Yes", cmdwin);
157: quit++;
158: } else
159: wwputc('\n', cmdwin);
160: setterse(!quit && oldterse);
161: }