Annotation of src/usr.bin/window/cmd2.c, Revision 1.5
1.5 ! millert 1: /* $OpenBSD: cmd2.c,v 1.4 2001/11/19 19:02:18 mpech 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.
1.5 ! millert 19: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 20: * may be used to endorse or promote products derived from this software
21: * without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: */
35:
36: #ifndef lint
37: #if 0
38: static char sccsid[] = "@(#)cmd2.c 8.1 (Berkeley) 6/6/93";
39: #else
1.5 ! millert 40: static char rcsid[] = "$OpenBSD: cmd2.c,v 1.4 2001/11/19 19:02:18 mpech Exp $";
1.1 deraadt 41: #endif
42: #endif /* not lint */
43:
44: #include "defs.h"
45:
46: char *help_shortcmd[] = {
47: "# Select window # and return to conversation mode",
48: "%# Select window # but stay in command mode",
49: "escape Return to conversation mode without changing window",
50: "^^ Return to conversation mode and change to previous window",
51: "c# Close window #",
52: "w Open a new window",
53: "m# Move window #",
54: "M# Move window # to its previous position",
55: "s# Change the size of window #",
56: "S# Change window # to its previous size",
57: "^Y Scroll up one line",
58: "^E Scroll down one line",
59: "^U Scroll up half a window",
60: "^D Scroll down half a window",
61: "^B Scroll up a full window",
62: "^F Scroll down a full window",
63: "h Move cursor left",
64: "j Move cursor down",
65: "k Move cursor up",
66: "l Move cursor right",
67: "y Yank",
68: "p Put",
69: "^S Stop output in current window",
70: "^Q Restart output in current window",
71: "^L Redraw screen",
72: "^Z Suspend",
73: "q Quit",
74: ": Enter a long command",
75: 0
76: };
77: char *help_longcmd[] = {
78: ":alias name string ... Make `name' an alias for `string ...'",
79: ":alias Show all aliases",
80: ":close # ... Close windows",
81: ":close all Close all windows",
82: ":cursor modes Set the cursor modes",
83: ":echo # string ... Print `string ...' in window #",
84: ":escape c Set escape character to `c'",
85: ":foreground # flag Make # a foreground window, if `flag' is true",
86: ":label # string Set label of window # to `string'",
87: ":list List all open windows",
88: ":default_nline lines Set default window buffer size to `lines'",
89: ":default_shell string ...",
90: " Set default shell to `string ...'",
91: ":default_smooth flag Set default smooth scroll flag",
92: ":select # Select window #",
93: ":smooth # flag Set window # to smooth scroll mode",
94: ":source filename Execute commands in `filename'",
95: ":terse flag Set terse mode",
96: ":unalias name Undefine `name' as an alias",
97: ":unset variable Deallocate `variable'",
98: ":variable List all variables",
99: ":window [row col nrow ncol nline label pty frame mapnl keepopen smooth shell]",
100: " Open a window at `row', `col' of size `nrow', `ncol',",
101: " with `nline' lines in the buffer, and `label'",
102: ":write # string ... Write `string ...' to window # as input",
103: 0
104: };
105:
106: c_help()
107: {
1.4 mpech 108: struct ww *w;
1.1 deraadt 109:
110: if ((w = openiwin(wwnrow - 3, "Help")) == 0) {
111: error("Can't open help window: %s.", wwerror());
112: return;
113: }
114: wwprintf(w, "The escape character is %c.\n", escapec);
115: wwprintf(w, "(# represents one of the digits from 1 to 9.)\n\n");
116: if (help_print(w, "Short commands", help_shortcmd) >= 0)
117: (void) help_print(w, "Long commands", help_longcmd);
118: closeiwin(w);
119: }
120:
121: help_print(w, name, list)
1.4 mpech 122: struct ww *w;
1.1 deraadt 123: char *name;
1.4 mpech 124: char **list;
1.1 deraadt 125: {
126: wwprintf(w, "%s:\n\n", name);
127: while (*list)
128: switch (more(w, 0)) {
129: case 0:
130: wwputs(*list++, w);
131: wwputc('\n', w);
132: break;
133: case 1:
134: wwprintf(w, "%s: (continued)\n\n", name);
135: break;
136: case 2:
137: return -1;
138: }
139: return more(w, 1) == 2 ? -1 : 0;
140: }
141:
142: c_quit()
143: {
144: char oldterse = terse;
145:
146: setterse(0);
147: wwputs("Really quit [yn]? ", cmdwin);
148: wwcurtowin(cmdwin);
149: while (wwpeekc() < 0)
150: wwiomux();
151: if (wwgetc() == 'y') {
152: wwputs("Yes", cmdwin);
153: quit++;
154: } else
155: wwputc('\n', cmdwin);
156: setterse(!quit && oldterse);
157: }