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