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1.1 root 1: /* $Header: help.c,v 4.3.1.2 85/09/10 11:05:39 lwall Exp $
2: *
3: * $Log: help.c,v $
4: * Revision 4.3.1.2 85/09/10 11:05:39 lwall
5: * Improved %m in in_char().
6: *
7: * Revision 4.3.1.1 85/05/10 11:33:10 lwall
8: * Branch for patches.
9: *
10: * Revision 4.3 85/05/01 11:38:59 lwall
11: * Baseline for release with 4.3bsd.
12: *
13: */
14:
15: #include "EXTERN.h"
16: #include "common.h"
17: #include "rn.h"
18: #include "term.h"
19: #include "INTERN.h"
20: #include "help.h"
21:
22: void
23: help_init()
24: {
25: ;
26: }
27:
28: int
29: help_page()
30: {
31: int cmd;
32:
33: #ifdef PAGERHELP
34: doshell(sh,filexp(PAGERHELP));
35: #else
36: page_init();
37: if ((cmd = print_lines("\
38: Paging commands:\n\
39: ",STANDOUT)) ||
40: (cmd = print_lines("\n\
41: SP Display the next page.\n\
42: x Display the next page decrypted (rot13).\n\
43: d Display half a page more.\n\
44: CR Display one more line.\n\
45: ^R,v,^X Restart the current article (v=verbose header, ^X=rot13).\n\
46: ",NOMARKING)) ||
47: (cmd = print_lines("\
48: ^B Back up one page.\n\
49: ^L,X Refresh the screen (X=rot13).\n\
50: g pat Go to (search forward within article for) pattern.\n\
51: G Search again for current pattern within article.\n\
52: ^G Search for next line beginning with \"Subject:\".\n\
53: TAB Search for next line beginning with a different character.\n\
54: q Quit the pager, go to end of article. Leave article read or unread.\n\
55: j Junk this article (mark it read). Goes to end of article.\n\
56: \n\
57: ",NOMARKING)) ||
58: (cmd = print_lines("\
59: The following commands skip the rest of the current article, then behave\n\
60: just as if typed to the 'What next?' prompt at the end of the article:\n\
61: ",STANDOUT)) ||
62: (cmd = print_lines("\n\
63: n Scan forward for next unread article.\n\
64: N Go to next article.\n\
65: ^N Scan forward for next unread article with same title.\n\
66: p,P,^P Same as n,N,^N, only going backwards.\n\
67: - Go to previously displayed article.\n\
68: \n\
69: ",NOMARKING)) ||
70: (cmd = print_lines("\
71: The following commands also take you to the end of the article.\n\
72: Type h at end of article for a description of these commands:\n\
73: ",STANDOUT)) ||
74: (cmd = print_lines("\
75: # $ & / = ? c C f F k K ^K m M number r R ^R s S u v w W Y ^ |\n\
76: \n\
77: (To return to the middle of the article after one of these commands, type ^L.)\n\
78: ",NOMARKING)) )
79: return cmd;
80: #endif
81: return 0;
82: }
83:
84: int
85: help_art()
86: {
87: int cmd;
88: #ifdef ARTHELP
89: doshell(sh,filexp(ARTHELP));
90: #else
91: page_init();
92: if ((cmd = print_lines("\
93: Article Selection commands:\n\
94: ",STANDOUT)) ||
95: (cmd = print_lines("\n\
96: n,SP Scan forward for next unread article.\n\
97: N Go to next article.\n\
98: ^N Scan forward for next unread article with same subject.\n\
99: p,P,^P Same as n,N,^N, only going backwards.\n\
100: - Go to previously displayed article.\n\
101: ",NOMARKING)) ||
102: (cmd = print_lines("\
103: number Go to specified article.\n\
104: range{,range} command{:command}\n\
105: Apply one or more commands to one or more ranges of articles.\n\
106: Ranges are of the form: number | number-number. You may use . for\n\
107: the current article, and $ for the last article.\n\
108: Valid commands are: j, m, M, s, S, and !.\n\
109: ",NOMARKING)) ||
110: (cmd = print_lines("\
111: /pattern/modifiers\n\
112: Scan forward for article containing pattern in the subject line.\n\
113: (Use ?pat? to scan backwards; append h to scan headers, a to scan\n\
114: entire articles, r to scan read articles, c to make case sensitive.\n\
115: /pattern/modifiers:command{:command}\n\
116: Apply one or more commands to the set of articles matching pattern.\n\
117: Use a K modifier to save entire command to the KILL file for this\n\
118: newsgroup. Commands m and M, if first, imply an r modifier.\n\
119: Valid commands are: j, m, M, s, S, and !.\n\
120: ",NOMARKING)) ||
121: (cmd = print_lines("\
122: f,F Submit a followup article (F = include this article).\n\
123: r,R Reply through net mail (R = include this article).\n\
124: s ... Save to file or pipe via sh.\n\
125: S ... Save via preferred shell.\n\
126: w,W Like s and S but save without the header.\n\
127: | ... Same as s|...\n\
128: C Cancel this article, if yours.\n\
129: ",NOMARKING)) ||
130: (cmd = print_lines("\
131: ^R,v Restart article (v=verbose).\n\
132: ^X Restart article, rot13 mode.\n\
133: c Catch up (mark all articles as read).\n\
134: ^B Back up one page.\n\
135: ^L Refresh the screen. You can get back to the pager with this.\n\
136: X Refresh screen in rot13 mode.\n\
137: ",NOMARKING)) ||
138: (cmd = print_lines("\
139: ^ Go to first unread article. Disables subject search mode.\n\
140: $ Go to end of newsgroup. Disables subject search mode.\n\
141: ",NOMARKING)) ||
142: (cmd = print_lines("# Print last article number.\n\
143: & Print current values of command-line switches.\n\
144: &switch {switch}\n\
145: Set or unset more switches.\n\
146: && Print current macro definitions.\n\
147: &&def Define a new macro.\n\
148: j Junk this article (mark it read). Stays at end of article.\n\
149: m Mark article as still unread.\n\
150: M Mark article as still unread upon exiting newsgroup or Y command.\n\
151: ",NOMARKING)) ||
152: (cmd = print_lines("\
153: Y Yank back articles marked temporarily read via M.\n\
154: k Mark current SUBJECT as read.\n\
155: K Mark current SUBJECT as read, and save command in KILL file.\n\
156: = List subjects of unread articles.\n\
157: u Unsubscribe to this newsgroup.\n\
158: ^K Edit local KILL file (the one for this newsgroup).\n\
159: q Quit this newsgroup for now.\n\
160: Q Quit newsgroup, staying at current newsgroup.\n\
161: ",NOMARKING)) )
162: return cmd;
163: #endif
164: return 0;
165: }
166:
167: int
168: help_ng()
169: {
170: int cmd;
171: #ifdef NGHELP
172: doshell(sh,filexp(NGHELP));
173: #else
174: page_init();
175: if (cmd = print_lines("\
176: Newsgroup Selection commands:\n\
177: ",STANDOUT) )
178: return cmd;
179: if (ng != nextrcline) {
180: if (cmd = print_lines("\
181: \n\
182: y,SP Do this newsgroup now.\n\
183: .cmd Do this newsgroup, executing cmd as first command.\n\
184: = Equivalent to .=<carriage return>.\n\
185: u Unsubscribe from this newsgroup.\n\
186: c Catch up (mark this newsgroup all read).\n\
187: ",NOMARKING) )
188: return cmd;
189: }
190: if ((cmd = print_lines("\
191: \n\
192: n Go to the next newsgroup with unread news.\n\
193: N Go to the next newsgroup.\n\
194: p Go to the previous newsgroup with unread news.\n\
195: P Go to the previous newsgroup.\n\
196: ",NOMARKING)) ||
197: (cmd = print_lines("\
198: - Go to the previously displayed newsgroup.\n\
199: 1 Go to the first newsgroup.\n\
200: ^ Go to the first newsgroup with unread news.\n\
201: $ Go to the last newsgroup.\n\
202: ",NOMARKING)) ||
203: (cmd = print_lines("\
204: g name Go to the named newsgroup. Subscribe to new newsgroups this way too.\n\
205: /pat Search forward for newsgroup matching pattern.\n\
206: ?pat Search backward for newsgroup matching pattern.\n\
207: (Use * and ? style patterns. Append r to include read newsgroups.)\n\
208: ",NOMARKING)) ||
209: (cmd = print_lines("\
210: l pat List unsubscribed newsgroups containing pattern.\n\
211: m name Move named newsgroup elsewhere (no name moves current newsgroup).\n\
212: o pat Only display newsgroups matching pattern. Omit pat to unrestrict.\n\
213: a pat Like o, but also scans for unsubscribed newsgroups matching pattern.\n\
214: L List current .newsrc.\n\
215: ",NOMARKING)) ||
216: (cmd = print_lines("\
217: & Print current command-line switch settings.\n\
218: &switch {switch}\n\
219: Set (or unset) more command-line switches.\n\
220: && Print current macro definitions.\n\
221: &&def Define a new macro.\n\
222: !cmd Shell escape.\n\
223: ",NOMARKING)) ||
224: (cmd = print_lines("\
225: q Quit rn.\n\
226: ^K Edit the global KILL file. Use commands like /pattern/j to suppress\n\
227: pattern in every newsgroup.\n\
228: v Print version.\n\
229: ",NOMARKING)) )
230: return cmd;
231: #endif
232: #ifdef PUSHBACK
233: if (cmd = get_anything())
234: return cmd;
235: show_macros();
236: #endif
237: return 0;
238: }
239:
240: #ifdef ESCSUBS
241: int
242: help_subs()
243: {
244: int cmd;
245: #ifdef SUBSHELP
246: doshell(sh,filexp(SUBSHELP));
247: #else
248: page_init();
249: if ((cmd = print_lines("\
250: Valid substitutions are:\n\
251: ",STANDOUT)) ||
252: (cmd = print_lines("\
253: \n\
254: a Current article number\n\
255: A Full name of current article (%P/%c/%a)\n\
256: b Destination of last save command, often a mailbox\n\
257: B Bytes to ignore at beginning of last saved article\n\
258: ",NOMARKING)) ||
259: (cmd = print_lines("\
260: c Current newsgroup, directory form\n\
261: C Current newsgroup, dot form\n\
262: d Full name of newsgroup directory (%P/%c)\n\
263: D Distribution line from current article\
264: ",NOMARKING)) ||
265: (cmd = print_lines("\
266: f Who the current article is from\n\
267: F Newsgroups to followup to (from Newsgroups and Followup-To)\n\
268: h (This help message)\n\
269: H Host name (yours)\n\
270: i Message-I.D. line from current article, with <>\n\
271: I Reference indicator mark (see -F switch)\n\
272: ",NOMARKING)) ||
273: (cmd = print_lines("\
274: l News administrator's login name, if any\n\
275: L Login name (yours)\n\
276: m Current mode, first letter of (init, newsgroup, article, pager,\n\
277: Add, Catchup, Delete bogus, Mailbox, Resubscribe)\n\
278: M Number of article marked with M\n\
279: n Newsgroups from current article\n\
280: N Full name (yours)\n\
281: ",NOMARKING)) ||
282: (cmd = print_lines("\
283: o Organization (yours)\n\
284: O Original working directory (where you ran rn from)\n\
285: p Your private news directory (from -d)\n\
286: P Public news spool directory\n\
287: ",NOMARKING)) ||
288: (cmd = print_lines("\
289: r Last reference (parent article id)\n\
290: R References list for followup article\n\
291: s Subject, with all Re's and (nf)'s stripped off\n\
292: S Subject, with one Re stripped off\
293: ",NOMARKING)) ||
294: (cmd = print_lines("\
295: t New To line derived from From and Reply-To (Internet format)\n\
296: T New To line derived from Path\n\
297: u Number of unread articles\n\
298: U Number of unread articles not counting current article\n\
299: x News library directory\n\
300: X Rn library directory\n\
301: z Length of current article in bytes\n\
302: ",NOMARKING)) ||
303: (cmd = print_lines("\
304: ~ Your home directory\n\
305: . Directory containing . files\n\
306: $ Current process number\n\
307: / Last search string\n\
308: ESC Run preceding command through % interpretation\n\
309: ",NOMARKING)) )
310: return cmd;
311: #endif
312: return 0;
313: }
314: #endif
315:
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