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1.1 root 1: /* $Header: help.c,v 4.3 85/05/01 11:38:59 lwall Exp $
2: *
3: * $Log: help.c,v $
4: * Revision 4.3 85/05/01 11:38:59 lwall
5: * Baseline for release with 4.3bsd.
6: *
7: */
8:
9: #include "EXTERN.h"
10: #include "common.h"
11: #include "rn.h"
12: #include "term.h"
13: #include "INTERN.h"
14: #include "help.h"
15:
16: void
17: help_init()
18: {
19: ;
20: }
21:
22: int
23: help_page()
24: {
25: int cmd;
26:
27: #ifdef PAGERHELP
28: doshell(sh,filexp(PAGERHELP));
29: #else
30: page_init();
31: if ((cmd = print_lines("\
32: Paging commands:\n\
33: ",STANDOUT)) ||
34: (cmd = print_lines("\n\
35: SP Display the next page.\n\
36: x Display the next page decrypted (rot13).\n\
37: d Display half a page more.\n\
38: CR Display one more line.\n\
39: ^R,v,^X Restart the current article (v=verbose header, ^X=rot13).\n\
40: ",NOMARKING)) ||
41: (cmd = print_lines("\
42: ^B Back up one page.\n\
43: ^L,X Refresh the screen (X=rot13).\n\
44: g pat Go to (search forward within article for) pattern.\n\
45: G Search again for current pattern within article.\n\
46: ^G Search for next line beginning with \"Subject:\".\n\
47: TAB Search for next line beginning with a different character.\n\
48: q Quit the pager, go to end of article. Leave article read or unread.\n\
49: j Junk this article (mark it read). Goes to end of article.\n\
50: \n\
51: ",NOMARKING)) ||
52: (cmd = print_lines("\
53: The following commands skip the rest of the current article, then behave\n\
54: just as if typed to the 'What next?' prompt at the end of the article:\n\
55: ",STANDOUT)) ||
56: (cmd = print_lines("\n\
57: n Scan forward for next unread article.\n\
58: N Go to next article.\n\
59: ^N Scan forward for next unread article with same title.\n\
60: p,P,^P Same as n,N,^N, only going backwards.\n\
61: - Go to previously displayed article.\n\
62: \n\
63: ",NOMARKING)) ||
64: (cmd = print_lines("\
65: The following commands also take you to the end of the article.\n\
66: Type h at end of article for a description of these commands:\n\
67: ",STANDOUT)) ||
68: (cmd = print_lines("\
69: # $ & / = ? c C f F k K ^K m M number r R ^R s S u v w W Y ^ |\n\
70: \n\
71: (To return to the middle of the article after one of these commands, type ^L.)\n\
72: ",NOMARKING)) )
73: return cmd;
74: #endif
75: return 0;
76: }
77:
78: int
79: help_art()
80: {
81: int cmd;
82: #ifdef ARTHELP
83: doshell(sh,filexp(ARTHELP));
84: #else
85: page_init();
86: if ((cmd = print_lines("\
87: Article Selection commands:\n\
88: ",STANDOUT)) ||
89: (cmd = print_lines("\n\
90: n,SP Scan forward for next unread article.\n\
91: N Go to next article.\n\
92: ^N Scan forward for next unread article with same subject.\n\
93: p,P,^P Same as n,N,^N, only going backwards.\n\
94: - Go to previously displayed article.\n\
95: ",NOMARKING)) ||
96: (cmd = print_lines("\
97: number Go to specified article.\n\
98: range{,range} command{:command}\n\
99: Apply one or more commands to one or more ranges of articles.\n\
100: Ranges are of the form: number | number-number. You may use . for\n\
101: the current article, and $ for the last article.\n\
102: Valid commands are: j, m, M, s, S, and !.\n\
103: ",NOMARKING)) ||
104: (cmd = print_lines("\
105: /pattern/modifiers\n\
106: Scan forward for article containing pattern in the subject line.\n\
107: (Use ?pat? to scan backwards; append h to scan headers, a to scan\n\
108: entire articles, r to scan read articles, c to make case sensitive.\n\
109: /pattern/modifiers:command{:command}\n\
110: Apply one or more commands to the set of articles matching pattern.\n\
111: Use a K modifier to save entire command to the KILL file for this\n\
112: newsgroup. Commands m and M, if first, imply an r modifier.\n\
113: Valid commands are: j, m, M, s, S, and !.\n\
114: ",NOMARKING)) ||
115: (cmd = print_lines("\
116: f,F Submit a followup article (F = include this article).\n\
117: r,R Reply through net mail (R = include this article).\n\
118: s ... Save to file or pipe via sh.\n\
119: S ... Save via preferred shell.\n\
120: w,W Like s and S but save without the header.\n\
121: | ... Same as s|...\n\
122: C Cancel this article, if yours.\n\
123: ",NOMARKING)) ||
124: (cmd = print_lines("\
125: ^R,v Restart article (v=verbose).\n\
126: ^X Restart article, rot13 mode.\n\
127: c Catch up (mark all articles as read).\n\
128: ^B Back up one page.\n\
129: ^L Refresh the screen. You can get back to the pager with this.\n\
130: X Refresh screen in rot13 mode.\n\
131: ",NOMARKING)) ||
132: (cmd = print_lines("\
133: ^ Go to first unread article. Disables subject search mode.\n\
134: $ Go to end of newsgroup. Disables subject search mode.\n\
135: ",NOMARKING)) ||
136: (cmd = print_lines("# Print last article number.\n\
137: & Print current values of command-line switches.\n\
138: &switch {switch}\n\
139: Set or unset more switches.\n\
140: && Print current macro definitions.\n\
141: &&def Define a new macro.\n\
142: j Junk this article (mark it read). Stays at end of article.\n\
143: m Mark article as still unread.\n\
144: M Mark article as still unread upon exiting newsgroup or Y command.\n\
145: ",NOMARKING)) ||
146: (cmd = print_lines("\
147: Y Yank back articles marked temporarily read via M.\n\
148: k Mark current SUBJECT as read.\n\
149: K Mark current SUBJECT as read, and save command in KILL file.\n\
150: = List subjects of unread articles.\n\
151: u Unsubscribe to this newsgroup.\n\
152: ^K Edit local KILL file (the one for this newsgroup).\n\
153: q Quit this newsgroup for now.\n\
154: Q Quit newsgroup, staying at current newsgroup.\n\
155: ",NOMARKING)) )
156: return cmd;
157: #endif
158: return 0;
159: }
160:
161: int
162: help_ng()
163: {
164: int cmd;
165: #ifdef NGHELP
166: doshell(sh,filexp(NGHELP));
167: #else
168: page_init();
169: if (cmd = print_lines("\
170: Newsgroup Selection commands:\n\
171: ",STANDOUT) )
172: return cmd;
173: if (ng != nextrcline) {
174: if (cmd = print_lines("\
175: \n\
176: y,SP Do this newsgroup now.\n\
177: .cmd Do this newsgroup, executing cmd as first command.\n\
178: = Equivalent to .=<carriage return>.\n\
179: u Unsubscribe from this newsgroup.\n\
180: c Catch up (mark this newsgroup all read).\n\
181: ",NOMARKING) )
182: return cmd;
183: }
184: if ((cmd = print_lines("\
185: \n\
186: n Go to the next newsgroup with unread news.\n\
187: N Go to the next newsgroup.\n\
188: p Go to the previous newsgroup with unread news.\n\
189: P Go to the previous newsgroup.\n\
190: ",NOMARKING)) ||
191: (cmd = print_lines("\
192: - Go to the previously displayed newsgroup.\n\
193: 1 Go to the first newsgroup.\n\
194: ^ Go to the first newsgroup with unread news.\n\
195: $ Go to the last newsgroup.\n\
196: ",NOMARKING)) ||
197: (cmd = print_lines("\
198: g name Go to the named newsgroup. Subscribe to new newsgroups this way too.\n\
199: /pat Search forward for newsgroup matching pattern.\n\
200: ?pat Search backward for newsgroup matching pattern.\n\
201: (Use * and ? style patterns. Append r to include read newsgroups.)\n\
202: ",NOMARKING)) ||
203: (cmd = print_lines("\
204: l pat List unsubscribed newsgroups containing pattern.\n\
205: m name Move named newsgroup elsewhere (no name moves current newsgroup).\n\
206: o pat Only display newsgroups matching pattern. Omit pat to unrestrict.\n\
207: a pat Like o, but also scans for unsubscribed newsgroups matching pattern.\n\
208: L List current .newsrc.\n\
209: ",NOMARKING)) ||
210: (cmd = print_lines("\
211: & Print current command-line switch settings.\n\
212: &switch {switch}\n\
213: Set (or unset) more command-line switches.\n\
214: && Print current macro definitions.\n\
215: &&def Define a new macro.\n\
216: !cmd Shell escape.\n\
217: ",NOMARKING)) ||
218: (cmd = print_lines("\
219: q Quit rn.\n\
220: ^K Edit the global KILL file. Use commands like /pattern/j to suppress\n\
221: pattern in every newsgroup.\n\
222: v Print version.\n\
223: ",NOMARKING)) )
224: return cmd;
225: #endif
226: #ifdef PUSHBACK
227: if (cmd = get_anything())
228: return cmd;
229: show_macros();
230: #endif
231: return 0;
232: }
233:
234: #ifdef ESCSUBS
235: int
236: help_subs()
237: {
238: int cmd;
239: #ifdef SUBSHELP
240: doshell(sh,filexp(SUBSHELP));
241: #else
242: page_init();
243: if ((cmd = print_lines("\
244: Valid substitutions are:\n\
245: ",STANDOUT)) ||
246: (cmd = print_lines("\
247: \n\
248: a Current article number\n\
249: A Full name of current article (%P/%c/%a)\n\
250: b Destination of last save command, often a mailbox\n\
251: B Bytes to ignore at beginning of last saved article\n\
252: ",NOMARKING)) ||
253: (cmd = print_lines("\
254: c Current newsgroup, directory form\n\
255: C Current newsgroup, dot form\n\
256: d Full name of newsgroup directory (%P/%c)\n\
257: D Distribution line from current article\
258: ",NOMARKING)) ||
259: (cmd = print_lines("\
260: f Who the current article is from\n\
261: F Newsgroups to followup to (from Newsgroups and Followup-To)\n\
262: h (This help message)\n\
263: H Host name (yours)\n\
264: i Message-I.D. line from current article, with <>\n\
265: I Reference indicator mark (see -F switch)\n\
266: ",NOMARKING)) ||
267: (cmd = print_lines("\
268: l News administrator's login name, if any\n\
269: L Login name (yours)\n\
270: m Current mode, first letter of (init,newsgroup,article,pager,misc)\n\
271: M Number of article marked with M\n\
272: n Newsgroups from current article\n\
273: N Full name (yours)\n\
274: ",NOMARKING)) ||
275: (cmd = print_lines("\
276: o Organization (yours)\n\
277: O Original working directory (where you ran rn from)\n\
278: p Your private news directory (from -d)\n\
279: P Public news spool directory\n\
280: ",NOMARKING)) ||
281: (cmd = print_lines("\
282: r Last reference (parent article id)\n\
283: R References list for followup article\n\
284: s Subject, with all Re's and (nf)'s stripped off\n\
285: S Subject, with one Re stripped off\
286: ",NOMARKING)) ||
287: (cmd = print_lines("\
288: t New To line derived from From and Reply-To (Internet format)\n\
289: T New To line derived from Path\n\
290: u Number of unread articles\n\
291: U Number of unread articles not counting current article\n\
292: x News library directory\n\
293: X Rn library directory\n\
294: z Length of current article in bytes\n\
295: ",NOMARKING)) ||
296: (cmd = print_lines("\
297: ~ Your home directory\n\
298: . Directory containing . files\n\
299: $ Current process number\n\
300: / Last search string\n\
301: ESC Run preceding command through % interpretation\n\
302: ",NOMARKING)) )
303: return cmd;
304: #endif
305: return 0;
306: }
307: #endif
308:
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