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

Defined functions

help_art defined in line 84; used 2 times
help_init defined in line 22; used 2 times
help_ng defined in line 167; used 2 times
help_page defined in line 28; used 2 times
help_subs defined in line 241; used 2 times
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