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1.1 ! root 1: /* $Header: common.h,v 4.3.1.4 86/10/31 15:46:09 lwall Exp $ ! 2: * ! 3: * $Log: common.h,v $ ! 4: * Revision 4.3.1.4 86/10/31 15:46:09 lwall ! 5: * Expanded maximum number of .newsrc lines for net reorganization. ! 6: * ! 7: * Revision 4.3.1.3 85/05/23 17:19:32 lwall ! 8: * Now allows 'r' and 'f' on null articles. ! 9: * ! 10: * Revision 4.3.1.2 85/05/13 09:30:39 lwall ! 11: * Added CUSTOMLINES option. ! 12: * ! 13: * Revision 4.3.1.1 85/05/10 11:32:04 lwall ! 14: * Branch for patches. ! 15: * ! 16: * Revision 4.3 85/05/01 11:37:11 lwall ! 17: * Baseline for release with 4.3bsd. ! 18: * ! 19: */ ! 20: ! 21: #include "config.h" /* generated by installation script */ ! 22: #ifdef WHOAMI ! 23: # include <whoami.h> ! 24: #endif ! 25: ! 26: #include <stdio.h> ! 27: #include <sys/types.h> ! 28: #include <sys/stat.h> ! 29: #include <ctype.h> ! 30: ! 31: #ifndef isalnum ! 32: # define isalnum(c) (isalpha(c) || isdigit(c)) ! 33: #endif ! 34: ! 35: #include <errno.h> ! 36: #include <signal.h> ! 37: #ifdef IOCTL ! 38: #include <sys/ioctl.h> ! 39: #endif IOCTL ! 40: ! 41: #ifdef FCNTL ! 42: # include <fcntl.h> ! 43: #endif ! 44: ! 45: #ifdef TERMIO ! 46: # include <termio.h> ! 47: #else ! 48: # include <sgtty.h> ! 49: #endif ! 50: ! 51: #ifdef GETPWENT ! 52: # include <pwd.h> ! 53: #endif ! 54: ! 55: #define BITSPERBYTE 8 ! 56: #define LBUFLEN 512 /* line buffer length */ ! 57: /* (don't worry, .newsrc lines can exceed this) */ ! 58: #ifdef pdp11 ! 59: # define CBUFLEN 256 /* command buffer length */ ! 60: # define PUSHSIZE 128 ! 61: #else ! 62: # define CBUFLEN 512 /* command buffer length */ ! 63: # define PUSHSIZE 256 ! 64: #endif ! 65: #ifdef pdp11 ! 66: # define MAXFILENAME 128 ! 67: #else ! 68: # define MAXFILENAME 512 ! 69: #endif ! 70: #define LONGKEY 15 /* longest keyword: currently "posting-version" */ ! 71: #define FINISHCMD 0177 ! 72: ! 73: /* some handy defs */ ! 74: ! 75: #define bool char ! 76: #define TRUE (1) ! 77: #define FALSE (0) ! 78: #define Null(t) ((t)0) ! 79: #define Nullch Null(char *) ! 80: #define Nullfp Null(FILE *) ! 81: ! 82: #define Ctl(ch) (ch & 037) ! 83: ! 84: #define strNE(s1,s2) (strcmp(s1,s2)) ! 85: #define strEQ(s1,s2) (!strcmp(s1,s2)) ! 86: #define strnNE(s1,s2,l) (strncmp(s1,s2,l)) ! 87: #define strnEQ(s1,s2,l) (!strncmp(s1,s2,l)) ! 88: ! 89: /* Things we can figure out ourselves */ ! 90: ! 91: #ifdef SIGTSTP ! 92: # define BERKELEY /* include job control signals? */ ! 93: #endif ! 94: ! 95: #ifdef SIGPROF ! 96: # define BSD42 /* do we have Berkeley 4.2? */ ! 97: #endif ! 98: ! 99: #ifdef FIONREAD ! 100: # define PENDING ! 101: #else ! 102: # ifdef O_NDELAY ! 103: # define PENDING ! 104: # endif ! 105: #endif ! 106: ! 107: #ifdef EUNICE ! 108: # define LINKART /* add 1 level of possible indirection */ ! 109: # define UNLINK(victim) while (!unlink(victim)) ! 110: #else ! 111: # define UNLINK(victim) unlink(victim) ! 112: #endif ! 113: ! 114: /* Valid substitutions for strings marked with % comment are: ! 115: * %a Current article number ! 116: * %A Full name of current article (%P/%c/%a) ! 117: * (if LINKART defined, is the name of the real article) ! 118: * %b Destination of a save command, a mailbox or command ! 119: * %B The byte offset to the beginning of the article for saves ! 120: * with or without the header ! 121: * %c Current newsgroup, directory form ! 122: * %C Current newsgroup, dot form ! 123: * %d %P/%c ! 124: * %D Old Distribution: line ! 125: * %f Old From: line or Reply-To: line ! 126: * %F Newsgroups to followup to from Newsgroups: and Followup-To: ! 127: * %h Name of header file to pass to mail or news poster ! 128: * %H Host name (yours) ! 129: * %i Old Message-I.D.: line, with <> ! 130: * %I Inclusion indicator ! 131: * %l News administrator login name ! 132: * %L Login name (yours) ! 133: * %M Number of articles markd with M ! 134: * %n Newsgroups from source article ! 135: * %N Full name (yours) ! 136: * %o Organization (yours) ! 137: * %O Original working directory (where you ran rn from) ! 138: * %p Your private news directory (-d switch) ! 139: * %P Public news spool directory (SPOOLDIR) ! 140: * %r Last reference (parent article id) ! 141: * %R New references list ! 142: * %s Subject, with all Re's and (nf)'s stripped off ! 143: * %S Subject, with one Re stripped off ! 144: * %t New To: line derived from From: and Reply-To (Internet always) ! 145: * %T New To: line derived from Path: ! 146: * %u Number of unread articles ! 147: * %U Number of unread articles disregarding current article ! 148: * %x News library directory, usually /usr/lib/news ! 149: * %X Rn library directory, usually %x/rn ! 150: * %z Size of current article in bytes. ! 151: * %~ Home directory ! 152: * %. Directory containing . files ! 153: * %$ current process number ! 154: * %{name} Environment variable "name". %{name-default} form allowed. ! 155: * %[name] Header line beginning with "Name: ", without "Name: " ! 156: * %"prompt" ! 157: * Print prompt and insert what is typed. ! 158: * %`command` ! 159: * Insert output of command. ! 160: * %(test_text=pattern?if_text:else_text) ! 161: * Substitute if_text if test_text matches pattern, otherwise ! 162: * substitute else_text. Use != for negated match. ! 163: * % substitutions are done on test_text, if_text, and else_text. ! 164: * (Note: %() only works if CONDSUB defined.) ! 165: * %digit Substitute the text matched by the nth bracket in the last ! 166: * pattern that had brackets. %0 matches the last bracket ! 167: * matched, in case you had alternatives. ! 168: * ! 169: * Put ^ in the middle to capitalize the first letter: %^C = Net.jokes ! 170: * Put _ in the middle to capitalize last component: %_c = net/Jokes ! 171: * ! 172: * ~ interpretation in filename expansion happens after % expansion, so ! 173: * you could put ~%{NEWSLOGNAME-news} and it will expand correctly. ! 174: */ ! 175: ! 176: /* *** System Dependent Stuff *** */ ! 177: ! 178: /* NOTE: many of these are defined in the config.h file */ ! 179: ! 180: /* name of organization */ ! 181: #ifndef ORGNAME ! 182: # define ORGNAME "ACME Widget Company, Widget Falls, Southern North Dakota" ! 183: #endif ! 184: ! 185: #ifndef MBOXCHAR ! 186: # define MBOXCHAR 'F' /* how to recognize a mailbox by 1st char */ ! 187: #endif ! 188: ! 189: #ifndef ROOTID ! 190: # define ROOTID 0 /* uid of superuser */ ! 191: #endif ! 192: ! 193: #ifdef NORMSIG ! 194: # define sigset signal ! 195: # define sigignore(sig) signal(sig,SIG_IGN) ! 196: #endif ! 197: ! 198: #ifndef LOGDIRFIELD ! 199: # define LOGDIRFIELD 6 /* Which field (origin 1) is the */ ! 200: /* login directory in /etc/passwd? */ ! 201: /* (If it is not kept in passwd, */ ! 202: /* but getpwnam() returns it, */ ! 203: /* define the symbol GETPWENT) */ ! 204: #endif ! 205: #ifndef GCOSFIELD ! 206: # define GCOSFIELD 5 ! 207: #endif ! 208: ! 209: #ifndef NEGCHAR ! 210: # define NEGCHAR '!' ! 211: #endif ! 212: ! 213: /* Space conservation section */ ! 214: ! 215: /* To save D space, cut down size of MAXRCLINE, NGMAX, VARYSIZE. */ ! 216: #define MAXRCLINE 1000 /* number of lines allowed in .newsrc */ ! 217: /* several parallel arrays affected. */ ! 218: /* (You can have more lines in the active file, */ ! 219: /* just not in the .newsrc) */ ! 220: #define HASHSIZ 1103 /* should be prime, and at least MAXRCLINE + 10% */ ! 221: #define NGMAX 100 /* number of newsgroups allowed on command line */ ! 222: /* undefine ONLY symbol to disable "only" feature */ ! 223: #define VARYSIZE 256 /* this makes a block 1024 bytes long in DECville */ ! 224: /* (used by virtual array routines) */ ! 225: ! 226: /* Undefine any of the following features to save both I and D space */ ! 227: /* In general, earlier ones are easier to get along without */ ! 228: /* Pdp11's without split I and D may have to undefine them all */ ! 229: #define DEBUGGING /* include debugging code */ ! 230: #define CUSTOMLINES /* include code for HIDELINE and PAGESTOP */ ! 231: #define PUSHBACK /* macros and keymaps using pushback buffer */ ! 232: #define SPEEDOVERMEM /* use more memory to run faster */ ! 233: #define WORDERASE /* enable ^W to erase a word */ ! 234: #define MAILCALL /* check periodically for mail */ ! 235: #define CLEAREOL /* use clear to end-of-line instead of clear screen */ ! 236: #define NOFIREWORKS /* keep whole screen from flashing on certain */ ! 237: /* terminals such as older Televideos */ ! 238: #define VERIFY /* echo the command they just typed */ ! 239: #define HASHNG /* hash newsgroup lines for fast lookup-- */ ! 240: /* linear search used if not defined */ ! 241: #define CONDSUB /* allow %(cond?text:text) */ ! 242: #define BACKTICK /* allow %`command` */ ! 243: #define PROMPTTTY /* allow %"prompt" */ ! 244: #define ULSMARTS /* catch _^H in text and do underlining */ ! 245: #define TERMMOD /* allow terminal type modifier on switches */ ! 246: #define BAUDMOD /* allow baudrate modifier on switches */ ! 247: #define GETLOGIN /* use getlogin() routine as backup to environment */ ! 248: /* variables USER or LOGNAME */ ! 249: #define ORGFILE /* if organization begins with /, look up in file */ ! 250: #define TILDENAME /* allow ~logname expansion */ ! 251: #define SETENV /* allow command line environment variable setting */ ! 252: #define GETWD /* use our getwd() instead of piped in pwd */ ! 253: #ifndef BSD42 /* 4.2 sites should just use groups for this */ ! 254: #define SETUIDGID /* substitute eaccess() for access() so that rn */ ! 255: /* can run setuid or setgid */ ! 256: /* if not setuid or setgid, you don't need it */ ! 257: #endif ! 258: #define MAKEDIR /* use our makedir() instead of shell script */ ! 259: #define MEMHELP /* keep help messages in memory */ ! 260: #define VERBOSE /* compile in more informative messages */ ! 261: #define TERSE /* compile in shorter messages */ ! 262: /* (Note: both VERBOSE and TERSE can be defined; -t ! 263: * sets terse mode. One or the other MUST be defined. ! 264: */ ! 265: #ifndef pdp11 ! 266: # define CACHESUBJ /* cache subject lines in memory */ ! 267: /* without this ^N still works but runs really slow */ ! 268: /* but you save lots and lots of D space */ ! 269: # define CACHEFIRST /* keep absolute first article numbers in memory */ ! 270: /* cost: about 2k */ ! 271: #endif ! 272: #define ROTATION /* enable x, X and ^X commands to work */ ! 273: #define DELBOGUS /* ask if bogus newsgroups should be deleted */ ! 274: #define RELOCATE /* allow newsgroup rearranging */ ! 275: #define ESCSUBS /* escape substitutions in multi-character commands */ ! 276: #define DELAYMARK /* allow articles to be temporarily marked as read */ ! 277: /* until exit from current newsgroup or Y command */ ! 278: #define MCHASE /* unmark xrefed articles on m or M */ ! 279: #define MUNGHEADER /* allow alternate header formatting via */ ! 280: /* environment variable ALTHEADER (not impl) */ ! 281: #define ASYNC_PARSE /* allow parsing headers asyncronously to reading */ ! 282: /* used by MCHASE and MUNGHEADER */ ! 283: #define FINDNEWNG /* check for new newsgroups on startup */ ! 284: #define FASTNEW /* do optimizations on FINDNEWNG for faster startup */ ! 285: /* (this optimization can make occasional mistakes */ ! 286: /* if a group is removed and another group of the */ ! 287: /* same length is added, and if no softpointers are */ ! 288: /* affected by said change.) */ ! 289: #define INNERSEARCH /* search command 'g' with article */ ! 290: #define CATCHUP /* catchup command at newsgroup level */ ! 291: #define NGSEARCH /* newsgroup pattern matching */ ! 292: #define ONLY /* newsgroup restrictions by pattern */ ! 293: #define KILLFILES /* automatic article killer files */ ! 294: #define ARTSEARCH /* pattern searches among articles */ ! 295: /* /, ?, ^N, ^P, k, K */ ! 296: ! 297: /* some dependencies among options */ ! 298: ! 299: #ifndef ARTSEARCH ! 300: # undef KILLFILES ! 301: # undef INNERSEARCH ! 302: # undef CACHESUBJ ! 303: #endif ! 304: ! 305: #ifndef DELAYMARK ! 306: # ifndef MCHASE ! 307: # ifndef MUNGHEADER ! 308: # undef ASYNC_PARSE ! 309: # endif ! 310: # endif ! 311: #endif ! 312: ! 313: #ifndef SETUIDGID ! 314: # define eaccess access ! 315: #endif ! 316: ! 317: #ifdef ONLY /* idiot lint doesn't grok #if */ ! 318: # define NGSORONLY ! 319: #else ! 320: # ifdef NGSEARCH ! 321: # define NGSORONLY ! 322: # endif ! 323: #endif ! 324: ! 325: #ifdef VERBOSE ! 326: # ifdef TERSE ! 327: # define IF(c) if (c) ! 328: # define ELSE else ! 329: # else !TERSE ! 330: # define IF(c) ! 331: # define ELSE ! 332: # endif ! 333: #else !VERBOSE ! 334: # ifndef TERSE ! 335: # define TERSE ! 336: # endif ! 337: # define IF(c) "IF" outside of VERBOSE??? ! 338: # define ELSE "ELSE" outside of VERBOSE??? ! 339: #endif ! 340: ! 341: #ifdef DEBUGGING ! 342: # define assert(ex) {if (!(ex)){fprintf(stderr,"Assertion failed: file %s, line %d\n", __FILE__, __LINE__);sig_catcher(0);}} ! 343: #else ! 344: # define assert(ex) ; ! 345: #endif ! 346: ! 347: #ifdef SPEEDOVERMEM ! 348: # define OFFSET(x) (x) ! 349: #else ! 350: # define OFFSET(x) ((x)-absfirst) ! 351: #endif ! 352: ! 353: /* If you're strapped for space use the help messages in shell scripts */ ! 354: /* if {NG,ART,PAGER,SUBS}HELP is undefined, help messages are in memory */ ! 355: #ifdef MEMHELP /* undef MEMHELP above to get them all as sh scripts */ ! 356: # undef NGHELP ! 357: # undef ARTHELP ! 358: # undef PAGERHELP ! 359: # undef SUBSHELP ! 360: #else ! 361: # ifndef NGHELP /* % and ~ */ ! 362: # define NGHELP "%X/ng.help" ! 363: # endif ! 364: # ifndef ARTHELP /* % and ~ */ ! 365: # define ARTHELP "%X/art.help" ! 366: # endif ! 367: # ifndef PAGERHELP /* % and ~ */ ! 368: # define PAGERHELP "%X/pager.help" ! 369: # endif ! 370: # ifndef SUBSHELP /* % and ~ */ ! 371: # define SUBSHELP "%X/subs.help" ! 372: # endif ! 373: #endif ! 374: ! 375: #ifdef CLEAREOL ! 376: # define TCSIZE 512 /* capacity for termcap strings */ ! 377: #else ! 378: # ifdef pdp11 ! 379: # define TCSIZE 256 /* capacity for termcap strings */ ! 380: # else ! 381: # define TCSIZE 512 /* capacity for termcap srings */ ! 382: # endif ! 383: #endif ! 384: ! 385: /* Additional ideas: ! 386: * Make the do_newsgroup() routine a separate process. ! 387: * Keep .newsrc on disk instead of in memory. ! 388: * Overlays, if you have them. ! 389: * Get a bigger machine. ! 390: */ ! 391: ! 392: /* End of Space Conservation Section */ ! 393: ! 394: /* More System Dependencies */ ! 395: ! 396: /* news library */ ! 397: #ifndef LIB /* ~ and %l only ("~%l" is permissable) */ ! 398: # define LIB "/usr/lib/news" ! 399: #endif ! 400: ! 401: /* path to private executables */ ! 402: #ifndef RNLIB /* ~, %x and %l only */ ! 403: # define RNLIB "%x/rn" ! 404: #endif ! 405: ! 406: /* system-wide RNINIT switches */ ! 407: #ifndef GLOBINIT ! 408: # define GLOBINIT "%X/INIT" ! 409: #endif ! 410: ! 411: /* where to find news files */ ! 412: #ifndef SPOOL /* % and ~ */ ! 413: # define SPOOL "/usr/spool/news" ! 414: #endif ! 415: ! 416: /* file containing list of active newsgroups and max article numbers */ ! 417: #ifndef ACTIVE /* % and ~ */ ! 418: # define ACTIVE "%x/active" ! 419: #endif ! 420: ! 421: /* location of history file */ ! 422: #ifndef ARTFILE /* % and ~ */ ! 423: # define ARTFILE "%x/history" ! 424: #endif ! 425: ! 426: /* command to setup a new .newsrc */ ! 427: #ifndef NEWSETUP /* % and ~ */ ! 428: # define NEWSETUP "newsetup" ! 429: #endif ! 430: ! 431: /* command to display a list of un-subscribed-to newsgroups */ ! 432: #ifndef NEWSGROUPS /* % and ~ */ ! 433: # define NEWSGROUPS "newsgroups" ! 434: #endif ! 435: ! 436: /* preferred shell for use in doshell routine */ ! 437: /* ksh or sh would be okay here */ ! 438: #ifndef PREFSHELL ! 439: # define PREFSHELL "/bin/csh" ! 440: #endif ! 441: ! 442: /* path to fastest starting shell */ ! 443: #ifndef SH ! 444: # define SH "/bin/sh" ! 445: #endif ! 446: ! 447: /* path to default editor */ ! 448: #ifndef DEFEDITOR ! 449: # define DEFEDITOR "/usr/ucb/vi" ! 450: #endif ! 451: ! 452: /* location of macro file */ ! 453: #ifndef RNMACRO ! 454: # ifdef PUSHBACK ! 455: # define RNMACRO "%./.rnmac" ! 456: # endif ! 457: #endif ! 458: ! 459: /* location of full name */ ! 460: #ifndef FULLNAMEFILE ! 461: # ifndef PASSNAMES ! 462: # define FULLNAMEFILE "%./.fullname" ! 463: # endif ! 464: #endif ! 465: ! 466: /* virtual array file name template */ ! 467: #ifndef VARYNAME /* % and ~ */ ! 468: # define VARYNAME "/tmp/rnvary.%$" ! 469: #endif ! 470: ! 471: /* file to pass header to followup article poster */ ! 472: #ifndef HEADNAME /* % and ~ */ ! 473: # define HEADNAME "%./.rnhead" ! 474: /* or alternately #define HEADNAME "/tmp/rnhead.%$" */ ! 475: #endif ! 476: ! 477: #ifndef MAKEDIR ! 478: /* shell script to make n-deep subdirectories */ ! 479: # ifndef DIRMAKER /* % and ~ */ ! 480: # define DIRMAKER "%X/makedir" ! 481: # endif ! 482: #endif ! 483: ! 484: /* location of newsrc file */ ! 485: #ifndef RCNAME /* % and ~ */ ! 486: # define RCNAME "%./.newsrc" ! 487: #endif ! 488: ! 489: /* temporary newsrc file in case we crash while writing out */ ! 490: #ifndef RCTNAME /* % and ~ */ ! 491: # define RCTNAME "%./.newnewsrc" ! 492: #endif ! 493: ! 494: /* newsrc file at the beginning of this session */ ! 495: #ifndef RCBNAME /* % and ~ */ ! 496: # define RCBNAME "%./.oldnewsrc" ! 497: #endif ! 498: ! 499: /* if existent, contains process number of current or crashed rn */ ! 500: #ifndef LOCKNAME /* % and ~ */ ! 501: # define LOCKNAME "%./.rnlock" ! 502: #endif ! 503: ! 504: /* information from last invocation of rn */ ! 505: #ifndef LASTNAME /* % and ~ */ ! 506: # define LASTNAME "%./.rnlast" ! 507: #endif ! 508: ! 509: /* file with soft pointers into the active file */ ! 510: #ifndef SOFTNAME /* % and ~ */ ! 511: # define SOFTNAME "%./.rnsoft" ! 512: #endif ! 513: ! 514: /* list of article numbers to mark as unread later (see M and Y cmmands) */ ! 515: #ifndef RNDELNAME /* % and ~ */ ! 516: # define RNDELNAME "%./.rndelay" ! 517: #endif ! 518: ! 519: /* a motd-like file for rn */ ! 520: #ifndef NEWSNEWSNAME /* % and ~ */ ! 521: # define NEWSNEWSNAME "%X/newsnews" ! 522: #endif ! 523: ! 524: /* command to send a reply */ ! 525: #ifndef MAILPOSTER /* % and ~ */ ! 526: # define MAILPOSTER "Rnmail -h %h" ! 527: #endif ! 528: ! 529: #ifdef INTERNET ! 530: # ifndef MAILHEADER /* % */ ! 531: # ifdef CONDSUB ! 532: # define MAILHEADER "To: %t\nSubject: Re: %S\nNewsgroups: %n\nIn-Reply-To: %i\n%(%[references]!=^$?References\\: %[references]\n)Organization: %o\nCc: \nBcc: \n\n" ! 533: # else ! 534: # define MAILHEADER "To: %t\nSubject: Re: %S\nNewsgroups: %n\nIn-Reply-To: %i\nReferences: %[references]\nCc: \nBcc: \n\n" ! 535: # endif ! 536: # endif ! 537: #else ! 538: # ifndef MAILHEADER /* % */ ! 539: # ifdef CONDSUB ! 540: # define MAILHEADER "To: %T\nSubject: %(%i=^$?:Re: %S\nNewsgroups: %n\nIn-Reply-To: %i)\n%(%[references]!=^$?References\\: %[references]\n)Organization: %o\nCc: \nBcc: \n\n" ! 541: # else ! 542: # define MAILHEADER "To: %T\nSubject: Re: %S\nNewsgroups: %n\nIn-Reply-To: %i\nReferences: %[references]\nCc: \nBcc: \n\n" ! 543: # endif ! 544: # endif ! 545: #endif ! 546: ! 547: #ifndef YOUSAID /* % */ ! 548: # define YOUSAID "In article %i you write:" ! 549: #endif ! 550: ! 551: /* command to submit a followup article */ ! 552: #ifndef NEWSPOSTER /* % and ~ */ ! 553: # define NEWSPOSTER "Pnews -h %h" ! 554: #endif ! 555: ! 556: #ifndef NEWSHEADER /* % */ ! 557: # ifdef CONDSUB ! 558: # define NEWSHEADER "Newsgroups: %(%F=^$?%C:%F)\nSubject: %(%S=^$?%\"\n\nSubject: \":Re: %S)\nSummary: \nExpires: \n%(%R=^$?:References: %R\n)Sender: \nReply-To: %L@%H.UUCP (%N)\nFollowup-To: \nDistribution: %(%i=^$?%\"Distribution: \":%D)\nOrganization: %o\nKeywords: %[keywords]\n\n" ! 559: # else ! 560: # define NEWSHEADER "Newsgroups: %F\nSubject: Re: %S\nSummary: \nExpires: \nReferences: %R\nSender: \nReply-To: %L@%H.UUCP (%N)\nFollowup-To: \nDistribution: %D\nOrganization: %o\nKeywords: %[keywords]\n\n" ! 561: # endif ! 562: #endif ! 563: ! 564: #ifndef ATTRIBUTION /* % */ ! 565: # define ATTRIBUTION "In article %i %f writes:" ! 566: #endif ! 567: ! 568: #ifndef PIPESAVER /* % */ ! 569: # ifdef CONDSUB ! 570: # define PIPESAVER "%(%B=^0$?<%A:tail +%Bc %A |) %b" ! 571: # else ! 572: # define PIPESAVER "tail +%Bc %A | %b" ! 573: # endif ! 574: #endif ! 575: ! 576: #ifndef NORMSAVER /* % and ~ */ ! 577: # define NORMSAVER "%X/norm.saver %A %P %c %a %B %C \"%b\"" ! 578: #endif ! 579: ! 580: #ifndef MBOXSAVER /* % and ~ */ ! 581: # ifdef MININACT /* 2.10.2 site? */ ! 582: # define MBOXSAVER "%X/mbox.saver %A %P %c %a %B %C \"%b\" \"From %T %`date`\"" ! 583: # else ! 584: # ifdef CONDSUB ! 585: # define MBOXSAVER "%X/mbox.saver %A %P %c %a %B %C \"%b\" \"From %T %(%[date]=^\\(\\w*\\), \\(\\w*\\)-\\(\\w*\\)-\\(\\w*\\) \\([^ ]*\\)?%1 %3 %(%2=..?%2: %2) %5 19%4)\"" ! 586: /* header munging with a vengeance */ ! 587: # else ! 588: # define MBOXSAVER "%X/mbox.saver %A %P %c %a %B %C \"%b\" \"From %T %[posted]\"" ! 589: # endif ! 590: # endif ! 591: #endif ! 592: ! 593: #ifdef MKDIRS ! 594: ! 595: # ifndef SAVEDIR /* % and ~ */ ! 596: # define SAVEDIR "%p/%c" ! 597: # endif ! 598: # ifndef SAVENAME /* % */ ! 599: # define SAVENAME "%a" ! 600: # endif ! 601: ! 602: #else ! 603: ! 604: # ifndef SAVEDIR /* % and ~ */ ! 605: # define SAVEDIR "%p" ! 606: # endif ! 607: # ifndef SAVENAME /* % */ ! 608: # define SAVENAME "%^C" ! 609: # endif ! 610: ! 611: #endif ! 612: ! 613: #ifndef KILLGLOBAL /* % and ~ */ ! 614: # define KILLGLOBAL "%p/KILL" ! 615: #endif ! 616: ! 617: #ifndef KILLLOCAL /* % and ~ */ ! 618: # define KILLLOCAL "%p/%c/KILL" ! 619: #endif ! 620: ! 621: /* how to cancel an article */ ! 622: #ifndef CANCEL ! 623: # ifdef MININACT /* 2.10.2 ? */ ! 624: # define CANCEL "%x/inews -h < %h" ! 625: # else ! 626: # define CANCEL "inews -h < %h" ! 627: # endif ! 628: #endif ! 629: ! 630: /* how to cancel an article, continued */ ! 631: #ifndef CANCELHEADER ! 632: # define CANCELHEADER "Newsgroups: %n\nSubject: cmsg cancel %i\nReferences: %R\nReply-To: %L@%H.UUCP (%N)\nDistribution: %D\nOrganization: %o\n" ! 633: #endif ! 634: ! 635: /* where to find the mail file */ ! 636: #ifndef MAILFILE ! 637: # define MAILFILE "/usr/spool/mail/%L" ! 638: #endif ! 639: ! 640: /* some important types */ ! 641: ! 642: typedef int NG_NUM; /* newsgroup number */ ! 643: typedef long ART_NUM; /* article number */ ! 644: #ifdef pdp11 ! 645: typedef short ART_UNREAD; /* ordinarily this should be long */ ! 646: /* like ART_NUM, but assuming that */ ! 647: /* we stay less than 32767 articles */ ! 648: /* behind saves a lot of space. */ ! 649: /* NOTE: do not make unsigned. */ ! 650: #else ! 651: typedef long ART_UNREAD; ! 652: #endif ! 653: typedef long ART_POS; /* char position in article file */ ! 654: typedef int ART_LINE; /* line position in article file */ ! 655: typedef short ACT_POS; /* char position in active file */ ! 656: typedef unsigned int MEM_SIZE; /* for passing to malloc */ ! 657: ! 658: /* *** end of the machine dependent stuff *** */ ! 659: ! 660: /* GLOBAL THINGS */ ! 661: ! 662: /* file statistics area */ ! 663: ! 664: EXT struct stat filestat; ! 665: ! 666: /* various things of type char */ ! 667: ! 668: char *index(); ! 669: char *rindex(); ! 670: char *getenv(); ! 671: char *strcat(); ! 672: char *strcpy(); ! 673: char *sprintf(); ! 674: ! 675: EXT char buf[LBUFLEN+1]; /* general purpose line buffer */ ! 676: EXT char cmd_buf[CBUFLEN]; /* buffer for formatting system commands */ ! 677: ! 678: EXT char *indstr INIT(">"); /* indent for old article embedded in followup */ ! 679: ! 680: EXT char *cwd INIT(Nullch); /* current working directory */ ! 681: EXT char *dfltcmd INIT(Nullch); /* 1st char is default command */ ! 682: ! 683: /* switches */ ! 684: ! 685: #ifdef DEBUGGING ! 686: EXT int debug INIT(0); /* -D */ ! 687: # define DEB_INNERSRCH 32 ! 688: # define DEB_FILEXP 64 ! 689: # define DEB_HASH 128 ! 690: # define DEB_XREF_MARKER 256 ! 691: # define DEB_CTLAREA_BITMAP 512 ! 692: # define DEB_SOFT_POINTERS 1024 ! 693: # define DEB_NEWSRC_LINE 2048 ! 694: # define DEB_SEARCH_AHEAD 4096 ! 695: # define DEB_CHECKPOINTING 8192 ! 696: # define DEB_FEED_XREF 16384 ! 697: #endif ! 698: ! 699: #ifdef ARTSEARCH ! 700: EXT int scanon INIT(0); /* -S */ ! 701: #endif ! 702: ! 703: EXT bool mbox_always INIT(FALSE); /* -M */ ! 704: EXT bool norm_always INIT(FALSE); /* -N */ ! 705: EXT bool checkflag INIT(FALSE); /* -c */ ! 706: EXT bool suppress_cn INIT(FALSE); /* -s */ ! 707: EXT int countdown INIT(5); /* how many lines to list before invoking -s */ ! 708: EXT bool muck_up_clear INIT(FALSE); /* -loco */ ! 709: EXT bool erase_screen INIT(FALSE); /* -e */ ! 710: #ifdef CLEAREOL ! 711: EXT bool can_home_clear INIT(FALSE); /* fancy -e -- PWP */ ! 712: #endif CLEAREOL ! 713: EXT bool findlast INIT(FALSE); /* -r */ ! 714: EXT bool typeahead INIT(FALSE); /* -T */ ! 715: #ifdef VERBOSE ! 716: # ifdef TERSE ! 717: EXT bool verbose INIT(TRUE); /* +t */ ! 718: # endif ! 719: #endif ! 720: #ifdef VERIFY ! 721: EXT bool verify INIT(FALSE); /* -v */ ! 722: #endif ! 723: ! 724: #define NOMARKING 0 ! 725: #define STANDOUT 1 ! 726: #define UNDERLINE 2 ! 727: EXT int marking INIT(NOMARKING); /* -m */ ! 728: ! 729: EXT ART_LINE initlines INIT(0); /* -i */ ! 730: ! 731: /* miscellania */ ! 732: ! 733: long atol(), fseek(), ftell(); ! 734: EXT bool in_ng INIT(FALSE); /* current state of rn */ ! 735: EXT char mode INIT('i'); /* current state of rn */ ! 736: ! 737: EXT FILE *tmpfp INIT(Nullfp); /* scratch fp used for .rnlock, .rnlast, etc. */ ! 738: ! 739: EXT NG_NUM nextrcline INIT(0); /* 1st unused slot in rcline array */ ! 740: /* startup to avoid checking twice in a row */ ! 741: ! 742: extern errno; ! 743: ! 744: /* Factored strings */ ! 745: ! 746: EXT char nullstr[] INIT(""); ! 747: EXT char sh[] INIT(SH); ! 748: EXT char defeditor[] INIT(DEFEDITOR); ! 749: EXT char hforhelp[] INIT("Type h for help.\n"); ! 750: #ifdef STRICTCR ! 751: EXT char badcr[] INIT("\nUnnecessary CR ignored.\n"); ! 752: #endif ! 753: EXT char readerr[] INIT("rn read error"); ! 754: EXT char unsubto[] INIT("\n\nUnsubscribed to newsgroup %s\n"); ! 755: EXT char cantopen[] INIT("Can't open %s\n"); ! 756: EXT char cantcreate[] INIT("Can't create %s\n"); ! 757: ! 758: #ifdef VERBOSE ! 759: EXT char nocd[] INIT("Can't chdir to directory %s\n"); ! 760: #else ! 761: EXT char nocd[] INIT("Can't find %s\n"); ! 762: #endif ! 763: ! 764: #ifdef NOLINEBUF ! 765: #define FLUSH ,fflush(stdout) ! 766: #else ! 767: #define FLUSH ! 768: #endif ! 769: ! 770: #ifdef lint ! 771: #undef FLUSH ! 772: #define FLUSH ! 773: #undef putchar ! 774: #define putchar(c) ! 775: #endif
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