rsalz@bbn.com (Rich Salz) (12/04/90)
Submitted-by: Wayne Davison <davison@dri.com>
Posting-number: Volume 23, Issue 70
Archive-name: trn/part11
---- Cut Here and unpack ----
#!/bin/sh
# this is part 11 of a multipart archive
# do not concatenate these parts, unpack them in order with /bin/sh
# file rcln.c continued
#
CurArch=11
if test ! -r s2_seq_.tmp
then echo "Please unpack part 1 first!"
exit 1; fi
( read Scheck
if test "$Scheck" != $CurArch
then echo "Please unpack part $Scheck next!"
exit 1;
else exit 0; fi
) < s2_seq_.tmp || exit 1
echo "x - Continuing file rcln.c"
sed 's/^X//' << 'SHAR_EOF' >> rcln.c
X
X#ifdef VERBOSE
X IF(verbose)
X printf("\nMarking %s as all read.\n",rcline[ngx]) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("\nMarked read\n",stdout) FLUSH;
X#endif
X sprintf(tmpbuf,"%s: 1-%ld", rcline[ngx],(long)getngsize(ngx));
X free(rcline[ngx]);
X rcline[ngx] = savestr(tmpbuf);
X tmpp = rcline[ngx] + rcnums[ngx] - 1;
X *tmpp = '\0';
X write_rc();
X}
X#endif
X
X/* add an article number to a newsgroup, if it isn't already read */
X
Xint
Xaddartnum(artnum,ngnam)
XART_NUM artnum;
Xchar *ngnam;
X{
X register NG_NUM ngnum = find_ng(ngnam);
X register char *s, *t, *maxt = Nullch;
X ART_NUM min = 0, max = -1, lastnum = 0;
X char *mbuf;
X bool morenum;
X
X if (!artnum)
X return 0;
X if (ngnum == nextrcline || !rcnums[ngnum])
X /* not found in newsrc? */
X return 0;
X#ifdef CACHEFIRST
X if (!abs1st[ngnum])
X#else
X if (!toread[ngnum])
X#endif
X /* now is a good time to trim down */
X set_toread(ngnum); /* the list due to expires if we */
X /* have not yet. */
X#ifdef DEBUGGING
X if (artnum > ngmax[ngnum] + 10 /* allow for incoming articles */
X ) {
X printf("\nCorrupt Xref line!!! %ld --> %s(1..%ld)\n",
X artnum,ngnam,
X ngmax[ngnum]) FLUSH;
X paranoid = TRUE; /* paranoia reigns supreme */
X return -1; /* hope this was the first newsgroup */
X }
X#endif
X
X if (toread[ngnum] == TR_BOGUS)
X return 0;
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("%ld->\n%s%c%s\n",(long)artnum,rcline[ngnum],rcchar[ngnum],
X rcline[ngnum] + rcnums[ngnum]) FLUSH;
X }
X#endif
X s = rcline[ngnum] + rcnums[ngnum];
X while (*s == ' ') s++; /* skip spaces */
X t = s;
X while (isdigit(*s) && artnum >= (min = atol(s))) {
X /* while it might have been read */
X for (t = s; isdigit(*t); t++) ; /* skip number */
X if (*t == '-') { /* is it a range? */
X t++; /* skip to next number */
X if (artnum <= (max = atol(t)))
X return 0; /* it is in range => already read */
X lastnum = max; /* remember it */
X maxt = t; /* remember position in case we */
X /* want to overwrite the max */
X while (isdigit(*t)) t++; /* skip second number */
X }
X else {
X if (artnum == min) /* explicitly a read article? */
X return 0;
X lastnum = min; /* remember what the number was */
X maxt = Nullch; /* last one was not a range */
X }
X while (*t && !isdigit(*t)) t++; /* skip comma and any spaces */
X s = t;
X }
X
X /* we have not read it, so insert the article number before s */
X
X morenum = isdigit(*s); /* will it need a comma after? */
X *(rcline[ngnum] + rcnums[ngnum] - 1) = rcchar[ngnum];
X mbuf = safemalloc((MEM_SIZE)(strlen(s) + (s-rcline[ngnum]) + 8));
X strcpy(mbuf,rcline[ngnum]); /* make new rc line */
X if (maxt && lastnum && artnum == lastnum+1)
X /* can we just extend last range? */
X t = mbuf + (maxt-rcline[ngnum]);/* then overwrite previous max */
X else {
X t = mbuf + (t-rcline[ngnum]); /* point t into new line instead */
X if (lastnum) { /* have we parsed any line? */
X if (!morenum) /* are we adding to the tail? */
X *t++ = ','; /* supply comma before */
X if (!maxt && artnum == lastnum+1 && *(t-1) == ',')
X /* adjacent singletons? */
X *(t-1) = '-'; /* turn them into a range */
X }
X }
X if (morenum) { /* is there more to life? */
X if (min == artnum+1) { /* can we consolidate further? */
X bool range_before = (*(t-1) == '-');
X bool range_after;
X char *nextmax;
X
X for (nextmax = s; isdigit(*nextmax); nextmax++) ;
X range_after = *nextmax++ == '-';
X
X if (range_before)
X *t = '\0'; /* artnum is redundant */
X else
X sprintf(t,"%ld-",(long)artnum);/* artnum will be new min */
X
X if (range_after)
X s = nextmax; /* *s is redundant */
X /* else
X s = s */ /* *s is new max */
X }
X else
X sprintf(t,"%ld,",(long)artnum); /* put the number and comma */
X }
X else
X sprintf(t,"%ld",(long)artnum); /* put the number there (wherever) */
X strcat(t,s); /* copy remainder of line */
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("%s\n",mbuf) FLUSH;
X }
X#endif
X free(rcline[ngnum]);
X rcline[ngnum] = mbuf; /* pull the switcheroo */
X *(rcline[ngnum] + rcnums[ngnum] - 1) = '\0';
X /* wipe out : or ! */
X if (toread[ngnum] > TR_NONE) /* lest we turn unsub into bogus */
X --toread[ngnum];
X return 0;
X}
X
X#ifdef MCHASE
X/* delete an article number from a newsgroup, if it is there */
X
Xvoid
Xsubartnum(artnum,ngnam)
Xregister ART_NUM artnum;
Xchar *ngnam;
X{
X register NG_NUM ngnum = find_ng(ngnam);
X register char *s, *t;
X register ART_NUM min, max;
X char *mbuf;
X int curlen;
X
X if (!artnum)
X return;
X if (ngnum == nextrcline || !rcnums[ngnum])
X return; /* not found in newsrc? */
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("%ld<-\n%s%c%s\n",(long)artnum,rcline[ngnum],rcchar[ngnum],
X rcline[ngnum] + rcnums[ngnum]) FLUSH;
X }
X#endif
X s = rcline[ngnum] + rcnums[ngnum];
X while (*s == ' ') s++; /* skip spaces */
X
X /* a little optimization, since it is almost always the last number */
X
X for (t=s; *t; t++) ; /* find end of string */
X curlen = t-rcline[ngnum];
X for (t--; isdigit(*t); t--) ; /* find previous delim */
X if (*t == ',' && atol(t+1) == artnum) {
X *t = '\0';
X if (toread[ngnum] >= TR_NONE)
X ++toread[ngnum];
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER)
X printf("%s%c %s\n",rcline[ngnum],rcchar[ngnum],s) FLUSH;
X#endif
X return;
X }
X
X /* not the last number, oh well, we may need the length anyway */
X
X while (isdigit(*s) && artnum >= (min = atol(s))) {
X /* while it might have been read */
X for (t = s; isdigit(*t); t++) ; /* skip number */
X if (*t == '-') { /* is it a range? */
X t++; /* skip to next number */
X max = atol(t);
X while (isdigit(*t)) t++; /* skip second number */
X if (artnum <= max) {
X /* it is in range => already read */
X if (artnum == min) {
X min++;
X artnum = 0;
X }
X else if (artnum == max) {
X max--;
X artnum = 0;
X }
X *(rcline[ngnum] + rcnums[ngnum] - 1) = rcchar[ngnum];
X mbuf = safemalloc((MEM_SIZE)(curlen + (artnum?15:2)));
X *s = '\0';
X strcpy(mbuf,rcline[ngnum]); /* make new rc line */
X s = mbuf + (s-rcline[ngnum]);
X /* point s into mbuf now */
X if (artnum) { /* split into two ranges? */
X prange(s,min,artnum-1);
X s += strlen(s);
X *s++ = ',';
X prange(s,artnum+1,max);
X }
X else /* only one range */
X prange(s,min,max);
X s += strlen(s);
X strcpy(s,t); /* copy remainder over */
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("%s\n",mbuf) FLUSH;
X }
X#endif
X free(rcline[ngnum]);
X rcline[ngnum] = mbuf; /* pull the switcheroo */
X *(rcline[ngnum] + rcnums[ngnum] - 1) = '\0';
X /* wipe out : or ! */
X if (toread[ngnum] >= TR_NONE)
X ++toread[ngnum];
X return;
X }
X }
X else {
X if (artnum == min) { /* explicitly a read article? */
X if (*t == ',') /* pick a comma, any comma */
X t++;
X else if (s[-1] == ',')
X s--;
X else if (s[-2] == ',') /* (in case of space) */
X s -= 2;
X strcpy(s,t); /* no need to realloc */
X if (toread[ngnum] >= TR_NONE)
X ++toread[ngnum];
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("%s%c%s\n",rcline[ngnum],rcchar[ngnum],
X rcline[ngnum] + rcnums[ngnum]) FLUSH;
X }
X#endif
X return;
X }
X }
X while (*t && !isdigit(*t)) t++; /* skip comma and any spaces */
X s = t;
X }
X}
X
Xvoid
Xprange(where,min,max)
Xchar *where;
XART_NUM min,max;
X{
X if (min == max)
X sprintf(where,"%ld",(long)min);
X else
X sprintf(where,"%ld-%ld",(long)min,(long)max);
X}
X#endif
X
X/* calculate the number of unread articles for a newsgroup */
X
Xvoid
Xset_toread(ngnum)
Xregister NG_NUM ngnum;
X{
X register char *s, *c, *h;
X char tmpbuf[64], *mybuf = tmpbuf;
X char *nums;
X int length;
X#ifdef CACHEFIRST
X bool virgin_ng = (!abs1st[ngnum]);
X#endif
X ART_NUM ngsize = getngsize(ngnum);
X ART_NUM unread = ngsize;
X ART_NUM newmax;
X
X#ifdef DEBUGGING
X ngmax[ngnum] = ngsize; /* for checking out-of-range Xrefs */
X#endif
X if (ngsize == TR_BOGUS) {
X printf("Warning! Bogus newsgroup: %s\n",rcline[ngnum]) FLUSH;
X paranoid = TRUE;
X toread[ngnum] = TR_BOGUS;
X return;
X }
X#ifdef CACHEFIRST
X if (virgin_ng)
X#else
X if (!toread[ngnum])
X#endif
X {
X sprintf(tmpbuf," 1-%ld",(long)ngsize);
X if (strNE(tmpbuf,rcline[ngnum]+rcnums[ngnum]))
X checkexpired(ngnum,ngsize); /* this might realloc rcline */
X }
X nums = rcline[ngnum]+rcnums[ngnum];
X length = strlen(nums);
X if (length >= 60)
X mybuf = safemalloc((MEM_SIZE)(length+5));
X strcpy(mybuf,nums);
X mybuf[length++] = ',';
X mybuf[length] = '\0';
X for (s = mybuf; isspace(*s); s++)
X ;
X for ( ; (c = index(s,',')) != Nullch ; s = ++c) {
X /* for each range */
X *c = '\0'; /* keep index from running off */
X if ((h = index(s,'-')) != Nullch) /* find - in range, if any */
X unread -= (newmax = atol(h+1)) - atol(s) + 1;
X else if (newmax = atol(s))
X unread--; /* recalculate length */
X if (newmax > ngsize) { /* paranoia check */
X unread = -1;
X break;
X }
X }
X if (unread >= 0) /* reasonable number? */
X toread[ngnum] = (ART_UNREAD)unread;
X /* remember how many are left */
X#ifdef USETHREADS
X else if (unread >= -100) {
X /* If mthreads is in the process of updating the database, it's possible
X ** for the .thread file to be more up-to-date than the numbers in the
X ** active file (caused by buffering). If so, it's also possible for the
X ** user to have read past the end of the group as we know it. Assume
X ** 100 articles is enough of a buffer to distinguish reset newsgroups.
X */
X toread[ngnum] = 0;
X }
X#endif
X else { /* SOMEONE RESET THE NEWSGROUP!!! */
X toread[ngnum] = (ART_UNREAD)ngsize;
X /* assume nothing carried over */
X printf("Warning! Somebody reset %s--assuming nothing read.\n",
X rcline[ngnum]) FLUSH;
X *(rcline[ngnum] + rcnums[ngnum]) = '\0';
X paranoid = TRUE; /* enough to make a guy paranoid */
X }
X if (mybuf != tmpbuf)
X free(mybuf);
X if (rcchar[ngnum] == NEGCHAR)
X toread[ngnum] = TR_UNSUB;
X}
X
X/* make sure expired articles are marked as read */
X
Xvoid
Xcheckexpired(ngnum,ngsize)
Xregister NG_NUM ngnum;
XART_NUM ngsize;
X{
X register ART_NUM a1st = getabsfirst(ngnum,ngsize);
X register char *s, *t;
X register ART_NUM num, lastnum = 0;
X char *mbuf, *newnum;
X
X if (a1st<=1)
X return;
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("1-%ld->\n%s%c%s\n",(long)(a1st-1),rcline[ngnum],rcchar[ngnum],
X rcline[ngnum] + rcnums[ngnum]) FLUSH;
X }
X#endif
X for (s = rcline[ngnum] + rcnums[ngnum]; isspace(*s); s++);
X while (*s && (num = atol(s)) <= a1st) {
X while (isdigit(*s)) s++;
X while (*s && !isdigit(*s)) s++;
X lastnum = num;
X }
X if (*s) {
X if (s[-1] == '-') { /* landed in a range? */
X if (lastnum != 1) {
X if (3 + strlen(s) > strlen(rcline[ngnum]+rcnums[ngnum])) {
X mbuf = safemalloc((MEM_SIZE)(rcnums[ngnum] + 3 +
X strlen(s) + 1));
X strcpy(mbuf, rcline[ngnum]);
X sprintf(mbuf+rcnums[ngnum]," 1-%s",s);
X free(rcline[ngnum]);
X rcline[ngnum] = mbuf;
X } else {
X sprintf(rcline[ngnum]+rcnums[ngnum]," 1-%s",s);
X }
X }
X goto ret;
X }
X }
X /* s now points to what should follow first range */
X if (s - rcline[ngnum] > rcnums[ngnum] + 10)
X mbuf = rcline[ngnum];
X else {
X mbuf = safemalloc((MEM_SIZE)(rcnums[ngnum] + strlen(s) + 10));
X strcpy(mbuf,rcline[ngnum]);
X }
X newnum = t = mbuf+rcnums[ngnum];
X sprintf(t," 1-%ld",(long)(a1st - (lastnum != a1st)));
X if (*s) {
X t += strlen(t);
X *t++ = ',';
X strcpy(t,s);
X }
X if (!checkflag && mbuf == rcline[ngnum]) {
X rcline[ngnum] = saferealloc(rcline[ngnum],
X (MEM_SIZE)(rcnums[ngnum] + strlen(newnum) + 1));
X }
X else {
X if (!checkflag)
X free(rcline[ngnum]);
X rcline[ngnum] = mbuf;
X }
X
Xret:; /* semicolon in case DEBUGGING undefined */
X#ifdef DEBUGGING
X if (debug & DEB_XREF_MARKER) {
X printf("%s%c%s\n",rcline[ngnum],rcchar[ngnum],
X rcline[ngnum] + rcnums[ngnum]) FLUSH;
X }
X#endif
X}
X
SHAR_EOF
echo "File rcln.c is complete"
chmod 0660 rcln.c || echo "restore of rcln.c fails"
echo "x - extracting rcln.h (Text)"
sed 's/^X//' << 'SHAR_EOF' > rcln.h &&
X/* $Header: rcln.h,v 4.3 85/05/01 11:45:52 lwall Exp $
X *
X * $Log: rcln.h,v $
X * Revision 4.3 85/05/01 11:45:52 lwall
X * Baseline for release with 4.3bsd.
X *
X */
X
X#ifdef DEBUGGING
XEXT ART_NUM ngmax[MAXRCLINE];
X#endif
X
Xvoid rcln_init();
X#ifdef CATCHUP
X void catch_up();
X#endif
Xint addartnum();
X#ifdef MCHASE
X void subartnum();
X#endif
Xvoid prange();
Xvoid set_toread();
Xvoid checkexpired();
SHAR_EOF
chmod 0660 rcln.h || echo "restore of rcln.h fails"
echo "x - extracting rcstuff.c (Text)"
sed 's/^X//' << 'SHAR_EOF' > rcstuff.c &&
X/* $Header: rcstuff.c,v 4.3.3.1 90/06/20 22:39:28 davison Trn $
X *
X * $Log: rcstuff.c,v $
X * Revision 4.3.3.1 90/06/20 22:39:28 davison
X * Initial Trn Release
X *
X * Revision 4.3.2.5 90/05/04 00:44:07 sob
X * Fixes to add_newsgroup() from lar@usl.edu.
X *
X * Revision 4.3.2.4 90/04/23 00:25:45 sob
X * Changed atoi to atol.
X *
X * Revision 4.3.2.3 89/12/20 23:25:04 sob
X * Changed the maximum lenght of a newsgroup name from 20 to 40 characters.
X *
X * Revision 4.3.2.2 89/11/26 18:22:26 sob
X * Added changes to addnewgroup() to cause rn to ask once and only once
X * to add a new group to .newsrc.
X * Fix provided by Fletcher Mattox <fletcher@cs.utexas.edu>
X *
X * Revision 4.3.2.1 89/11/06 00:58:29 sob
X * Added RRN support from NNTP 1.5
X *
X * Revision 4.3.1.5 86/07/24 14:09:10 lwall
X * Removed check for spool directory existence in get_ng.
X *
X * Revision 4.3.1.4 85/09/10 11:04:44 lwall
X * Improved %m in in_char().
X *
X * Revision 4.3.1.3 85/05/29 09:13:25 lwall
X * %d that should be %ld.
X *
X * Revision 4.3.1.2 85/05/17 11:40:08 lwall
X * Sped up "rn -c" by not mallocing unnecessarily.
X *
X * Revision 4.3.1.1 85/05/10 11:37:18 lwall
X * Branch for patches.
X *
X * Revision 4.3 85/05/01 11:45:56 lwall
X * Baseline for release with 4.3bsd.
X *
X */
X
X#include "EXTERN.h"
X#include "common.h"
X#include "util.h"
X#include "ngdata.h"
X#include "term.h"
X#include "final.h"
X#include "rn.h"
X#include "intrp.h"
X#include "only.h"
X#include "rcln.h"
X#ifdef SERVER
X#include "server.h"
X#endif
X#include "INTERN.h"
X#include "rcstuff.h"
X
Xchar *rcname INIT(Nullch); /* path name of .newsrc file */
Xchar *rctname INIT(Nullch); /* path name of temp .newsrc file */
Xchar *rcbname INIT(Nullch); /* path name of backup .newsrc file */
Xchar *softname INIT(Nullch); /* path name of .rnsoft file */
XFILE *rcfp INIT(Nullfp); /* .newsrc file pointer */
X
X#ifdef HASHNG
X short hashtbl[HASHSIZ];
X#endif
X
Xbool
Xrcstuff_init()
X{
X register NG_NUM newng;
X register char *s;
X register int i;
X register bool foundany = FALSE;
X char *some_buf;
X long length;
X#ifdef SERVER
X char *cp;
X#endif /* SERVER */
X
X#ifdef HASHNG
X for (i=0; i<HASHSIZ; i++)
X hashtbl[i] = -1;
X#endif
X
X /* make filenames */
X
X#ifdef SERVER
X
X if (cp = getenv("NEWSRC"))
X rcname = savestr(filexp(cp));
X else
X rcname = savestr(filexp(RCNAME));
X
X#else /* not SERVER */
X
X rcname = savestr(filexp(RCNAME));
X
X#endif /* SERVER */
X
X rctname = savestr(filexp(RCTNAME));
X rcbname = savestr(filexp(RCBNAME));
X softname = savestr(filexp(SOFTNAME));
X
X /* make sure the .newsrc file exists */
X
X newsrc_check();
X
X /* open .rnsoft file containing soft ptrs to active file */
X
X tmpfp = fopen(softname,"r");
X if (tmpfp == Nullfp)
X writesoft = TRUE;
X
X /* read in the .newsrc file */
X
X for (nextrcline = 0;
X (some_buf = get_a_line(buf,LBUFLEN,rcfp)) != Nullch;
X nextrcline++) {
X /* for each line in .newsrc */
X char tmpbuf[10];
X
X newng = nextrcline; /* get it into a register */
X length = len_last_line_got; /* side effect of get_a_line */
X if (length <= 1) { /* only a newline??? */
X nextrcline--; /* compensate for loop increment */
X continue;
X }
X if (newng >= MAXRCLINE) { /* check for overflow */
X fputs("Too many lines in .newsrc\n",stdout) FLUSH;
X finalize(1);
X }
X if (tmpfp != Nullfp && fgets(tmpbuf,10,tmpfp) != Nullch)
X softptr[newng] = atol(tmpbuf);
X else
X softptr[newng] = 0;
X some_buf[--length] = '\0'; /* wipe out newline */
X if (checkflag) /* no extra mallocs for -c */
X rcline[newng] = some_buf;
X else if (some_buf == buf) {
X rcline[newng] = savestr(some_buf);
X /* make a semipermanent copy */
X }
X else {
X /*NOSTRICT*/
X#ifndef lint
X some_buf = saferealloc(some_buf,(MEM_SIZE)(length+1));
X#endif /* lint */
X rcline[newng] = some_buf;
X }
X#ifdef NOTDEF
X if (strnEQ(some_buf,"to.",3)) { /* is this a non-newsgroup? */
X nextrcline--; /* destroy this line */
X continue;
X }
X#endif
X if (*some_buf == ' ' ||
X *some_buf == '\t' ||
X strnEQ(some_buf,"options",7)) { /* non-useful line? */
X toread[newng] = TR_JUNK;
X rcchar[newng] = ' ';
X rcnums[newng] = 0;
X continue;
X }
X for (s = rcline[newng]; *s && *s != ':' && *s != NEGCHAR; s++) ;
X if (!*s && !checkflag) {
X#ifndef lint
X rcline[newng] = saferealloc(rcline[newng],(MEM_SIZE)length+2);
X#endif /* lint */
X s = rcline[newng] + length;
X *s = ':';
X *(s+1) = '\0';
X }
X rcchar[newng] = *s; /* salt away the : or ! */
X rcnums[newng] = (char)(s - rcline[newng]);
X rcnums[newng]++; /* remember where it was */
X *s = '\0'; /* null terminate newsgroup name */
X#ifdef HASHNG
X if (!checkflag)
X sethash(newng);
X#endif
X if (rcchar[newng] == NEGCHAR) {
X toread[newng] = TR_UNSUB;
X continue;
X }
X
X /* now find out how much there is to read */
X
X if (!inlist(buf) || (suppress_cn && foundany && !paranoid))
X toread[newng] = TR_NONE; /* no need to calculate now */
X else
X set_toread(newng);
X#ifdef VERBOSE
X if (!checkflag && softmisses == 1) {
X softmisses++; /* lie a little */
X fputs("(Revising soft pointers--be patient.)\n",stdout) FLUSH;
X }
X#endif
X if (toread[newng] > TR_NONE) { /* anything unread? */
X if (!foundany) {
X starthere = newng;
X foundany = TRUE; /* remember that fact*/
X }
X if (suppress_cn) { /* if no listing desired */
X if (checkflag) { /* if that is all they wanted */
X finalize(1); /* then bomb out */
X }
X }
X else {
X#ifdef VERBOSE
X IF(verbose)
X printf("Unread news in %-40s %5ld article%s\n",
X rcline[newng],(long)toread[newng],
X toread[newng]==TR_ONE ? nullstr : "s") FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X printf("%s: %ld article%s\n",
X rcline[newng],(long)toread[newng],
X toread[newng]==TR_ONE ? nullstr : "s") FLUSH;
X#endif
X if (int_count) {
X countdown = 1;
X int_count = 0;
X }
X if (countdown) {
X if (! --countdown) {
X fputs("etc.\n",stdout) FLUSH;
X if (checkflag)
X finalize(1);
X suppress_cn = TRUE;
X }
X }
X }
X }
X }
X fclose(rcfp); /* close .newsrc */
X if (tmpfp != Nullfp)
X fclose(tmpfp); /* close .rnsoft */
X if (checkflag) { /* were we just checking? */
X finalize(foundany); /* tell them what we found */
X }
X if (paranoid)
X cleanup_rc();
X
X#ifdef DEBUGGING
X if (debug & DEB_HASH) {
X page_init();
X for (i=0; i<HASHSIZ; i++) {
X sprintf(buf,"%d %d",i,hashtbl[i]);
X print_lines(buf,NOMARKING);
X }
X }
X#endif
X
X return foundany;
X}
X
X/* try to find or add an explicitly specified newsgroup */
X/* returns TRUE if found or added, FALSE if not. */
X/* assumes that we are chdir'ed to SPOOL */
X
X#ifdef SERVER
Xstatic int addnewbydefault = 0;
X#endif /* SERVER */
X
Xbool
Xget_ng(what,do_reloc)
Xchar *what;
Xbool do_reloc;
X{
X char *ntoforget;
X char promptbuf[128];
X#ifdef SERVER
X char ser_line[256];
X#endif /* SERVER */
X
X#ifdef VERBOSE
X IF(verbose)
X ntoforget = "Type n to forget about this newsgroup.\n";
X ELSE
X#endif
X#ifdef TERSE
X ntoforget = "n to forget it.\n";
X#endif
X if (index(what,'/')) {
X dingaling();
X printf("\nBad newsgroup name.\n") FLUSH;
X return FALSE;
X }
X set_ngname(what);
X ng = find_ng(ngname);
X if (ng == nextrcline) { /* not in .newsrc? */
X
X#ifdef SERVER
X sprintf(ser_line, "GROUP %s", ngname);
X put_server(ser_line);
X if (get_server(ser_line, sizeof(ser_line)) < 0) {
X fprintf(stderr, "rrn: Unexpected close of server socket.\n");
X finalize(1);
X }
X if (*ser_line != CHAR_OK) {
X if (atoi(ser_line) != ERR_NOGROUP) {
X fprintf(stderr, "Server response to GROUP %s:\n%s\n",
X ngname, ser_line);
X }
X#else /* not SERVER */
X
X if ((softptr[ng] = findact(buf,ngname,strlen(ngname),0L)) < 0 ) {
X
X#endif /* SERVER */
X
X dingaling();
X#ifdef VERBOSE
X IF(verbose)
X printf("\nNewsgroup %s does not exist!\n",ngname) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X printf("\nNo %s!\n",ngname) FLUSH;
X#endif
X sleep(2);
X return FALSE;
X }
X#ifdef SERVER
X if (addnewbydefault) {
X printf("(Adding %s to end of your .newsrc)\n", ngname);
X ng = add_newsgroup(ngname, ':');
X do_reloc = FALSE;
X } else {
X#endif /* SERVER */
X#ifdef VERBOSE
X IF(verbose)
X sprintf(promptbuf,"\nNewsgroup %s not in .newsrc--add? [yn] ",ngname);
X ELSE
X#endif
X#ifdef TERSE
X sprintf(promptbuf,"\nAdd %s? [yn] ",ngname);
X#endif
Xreask_add:
X in_char(promptbuf,'A');
X putchar('\n') FLUSH;
X setdef(buf,"y");
X#ifdef VERIFY
X printcmd();
X#endif
X if (*buf == 'h') {
X#ifdef VERBOSE
X IF(verbose)
X printf("Type y or SP to add %s to your .newsrc.\n", ngname)
X FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("y or SP to add\n",stdout) FLUSH;
X#endif
X fputs(ntoforget,stdout) FLUSH;
X goto reask_add;
X }
X else if (*buf == 'n' || *buf == 'q') {
X ng = add_newsgroup(ngname, '!');
X return FALSE;
X }
X else if (*buf == 'y') {
X ng = add_newsgroup(ngname, ':');
X do_reloc = FALSE;
X }
X#ifdef SERVER
X else if (*buf == 'Y') {
X fputs(
X "(I'll add all new newsgroups to the end of your .newsrc.)\n", stdout);
X addnewbydefault = 1;
X printf("(Adding %s to end of your .newsrc)\n", ngname);
X ng = add_newsgroup(ngname, ':');
X do_reloc = FALSE;
X }
X#endif /* SERVER */
X else {
X fputs(hforhelp,stdout) FLUSH;
X settle_down();
X goto reask_add;
X }
X#ifdef SERVER
X }
X#endif /* SERVER */
X }
X else if (rcchar[ng] == NEGCHAR) { /* unsubscribed? */
X#ifdef VERBOSE
X IF(verbose)
X sprintf(promptbuf,
X"\nNewsgroup %s is currently unsubscribed to--resubscribe? [yn] ",ngname)
X FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X sprintf(promptbuf,"\n%s unsubscribed--resubscribe? [yn] ",ngname)
X FLUSH;
X#endif
Xreask_unsub:
X in_char(promptbuf,'R');
X putchar('\n') FLUSH;
X setdef(buf,"y");
X#ifdef VERIFY
X printcmd();
X#endif
X if (*buf == 'h') {
X#ifdef VERBOSE
X IF(verbose)
X printf("Type y or SP to resubscribe to %s.\n", ngname) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("y or SP to resubscribe.\n",stdout) FLUSH;
X#endif
X fputs(ntoforget,stdout) FLUSH;
X goto reask_unsub;
X }
X else if (*buf == 'n' || *buf == 'q') {
X return FALSE;
X }
X else if (*buf == 'y') {
X rcchar[ng] = ':';
X }
X else {
X fputs(hforhelp,stdout) FLUSH;
X settle_down();
X goto reask_unsub;
X }
X }
X
X /* now calculate how many unread articles in newsgroup */
X
X set_toread(ng);
X#ifdef RELOCATE
X if (do_reloc)
X ng = relocate_newsgroup(ng,-1);
X#endif
X return toread[ng] >= TR_NONE;
X}
X
X/* add a newsgroup to the .newsrc file (eventually) */
X
XNG_NUM
Xadd_newsgroup(ngn, c)
Xchar *ngn, c;
X{
X register NG_NUM newng = nextrcline++;
X /* increment max rcline index */
X
X rcnums[newng] = strlen(ngn) + 1;
X rcline[newng] = safemalloc((MEM_SIZE)(rcnums[newng] + 1));
X strcpy(rcline[newng],ngn); /* and copy over the name */
X *(rcline[newng] + rcnums[newng]) = '\0';
X rcchar[newng] = c; /* subscribe or unsubscribe */
X toread[newng] = TR_NONE; /* just for prettiness */
X#ifdef HASHNG
X sethash(newng); /* so we can find it again */
X#endif
X#ifdef RELOCATE
X return c=='!' ? newng : relocate_newsgroup(newng,-1);
X#else
X return newng;
X#endif
X}
X
X#ifdef RELOCATE
XNG_NUM
Xrelocate_newsgroup(ngx,newng)
XNG_NUM ngx;
XNG_NUM newng;
X{
X char *dflt = (ngx!=current_ng ? "$^.L" : "$^L");
X char *tmprcline;
X ART_UNREAD tmptoread;
X char tmprcchar;
X char tmprcnums;
X ACT_POS tmpsoftptr;
X register NG_NUM i;
X#ifdef DEBUGGING
X ART_NUM tmpngmax;
X#endif
X#ifdef CACHEFIRST
X ART_NUM tmpabs1st;
X#endif
X
X starthere = 0; /* Disable this optimization */
X writesoft = TRUE; /* Update soft pointer file */
X if (ngx < nextrcline-1) {
X#ifdef HASHNG
X for (i=0; i<HASHSIZ; i++) {
X if (hashtbl[i] > ngx)
X --hashtbl[i];
X else if (hashtbl[i] == ngx)
X hashtbl[i] = nextrcline-1;
X }
X#endif
X tmprcline = rcline[ngx];
X tmptoread = toread[ngx];
X tmprcchar = rcchar[ngx];
X tmprcnums = rcnums[ngx];
X tmpsoftptr = softptr[ngx];
X#ifdef DEBUGGING
X tmpngmax = ngmax[ngx];
X#endif
X#ifdef CACHEFIRST
X tmpabs1st = abs1st[ngx];
X#endif
X for (i=ngx+1; i<nextrcline; i++) {
X rcline[i-1] = rcline[i];
X toread[i-1] = toread[i];
X rcchar[i-1] = rcchar[i];
X rcnums[i-1] = rcnums[i];
X softptr[i-1] = softptr[i];
X#ifdef DEBUGGING
X ngmax[i-1] = ngmax[i];
X#endif
X#ifdef CACHEFIRST
X abs1st[i-1] = abs1st[i];
X#endif
X }
X rcline[nextrcline-1] = tmprcline;
X toread[nextrcline-1] = tmptoread;
X rcchar[nextrcline-1] = tmprcchar;
X rcnums[nextrcline-1] = tmprcnums;
X softptr[nextrcline-1] = tmpsoftptr;
X#ifdef DEBUGGING
X ngmax[nextrcline-1] = tmpngmax;
X#endif
X#ifdef CACHEFIRST
X abs1st[nextrcline-1] = tmpabs1st;
X#endif
X }
X if (current_ng > ngx)
X current_ng--;
X if (newng < 0) {
X reask_reloc:
X unflush_output(); /* disable any ^O in effect */
X#ifdef SERVER
X if (addnewbydefault) {
X buf[0] = '$';
X buf[1] = '\0';
X } else {
X#endif /* SERVER */
X#ifdef VERBOSE
X IF(verbose)
X printf("\nPut newsgroup where? [%s] ", dflt);
X ELSE
X#endif
X#ifdef TERSE
X printf("\nPut where? [%s] ", dflt);
X#endif
X fflush(stdout);
X reinp_reloc:
X eat_typeahead();
X getcmd(buf);
X#ifdef SERVER
X }
X#endif /* SERVER */
X if (errno || *buf == '\f') {
X /* if return from stop signal */
X goto reask_reloc; /* give them a prompt again */
X }
X setdef(buf,dflt);
X#ifdef VERIFY
X printcmd();
X#endif
X if (*buf == 'h') {
X#ifdef VERBOSE
X IF(verbose) {
X printf("\n\n\
XType ^ to put the newsgroup first (position 0).\n\
XType $ to put the newsgroup last (position %d).\n", nextrcline-1);
X printf("\
XType . to put it before the current newsgroup (position %d).\n", current_ng);
X printf("\
XType -newsgroup name to put it before that newsgroup.\n\
XType +newsgroup name to put it after that newsgroup.\n\
XType a number between 0 and %d to put it at that position.\n", nextrcline-1);
X printf("\
XType L for a listing of newsgroups and their positions.\n") FLUSH;
X }
X ELSE
X#endif
X#ifdef TERSE
X {
X printf("\n\n\
X^ to put newsgroup first (pos 0).\n\
X$ to put last (pos %d).\n", nextrcline-1);
X printf("\
X. to put before current newsgroup (pos %d).\n", current_ng);
X printf("\
X-newsgroup to put before newsgroup.\n\
X+newsgroup to put after.\n\
Xnumber in 0-%d to put at that pos.\n", nextrcline-1);
X printf("\
XL for list of .newsrc.\n") FLUSH;
X }
X#endif
X goto reask_reloc;
X }
X else if (*buf == 'L') {
X putchar('\n') FLUSH;
X list_newsgroups();
X goto reask_reloc;
X }
X else if (isdigit(*buf)) {
X if (!finish_command(TRUE)) /* get rest of command */
X goto reinp_reloc;
X newng = atol(buf);
X if (newng < 0)
X newng = 0;
X if (newng >= nextrcline)
X return nextrcline-1;
X }
X else if (*buf == '^') {
X putchar('\n') FLUSH;
X newng = 0;
X }
X else if (*buf == '$') {
X putchar('\n') FLUSH;
X return nextrcline-1;
X }
X else if (*buf == '.') {
X putchar('\n') FLUSH;
X newng = current_ng;
X }
X else if (*buf == '-' || *buf == '+') {
X if (!finish_command(TRUE)) /* get rest of command */
X goto reinp_reloc;
X newng = find_ng(buf+1);
X if (newng == nextrcline) {
X fputs("Not found.",stdout) FLUSH;
X goto reask_reloc;
X }
X if (*buf == '+')
X newng++;
X }
X else {
X printf("\n%s",hforhelp) FLUSH;
X settle_down();
X goto reask_reloc;
X }
X }
X if (newng < nextrcline-1) {
X#ifdef HASHNG
X for (i=0; i<HASHSIZ; i++) {
X if (hashtbl[i] == nextrcline-1)
X hashtbl[i] = newng;
X else if (hashtbl[i] >= newng)
X ++hashtbl[i];
X }
X#endif
X tmprcline = rcline[nextrcline-1];
X tmptoread = toread[nextrcline-1];
X tmprcchar = rcchar[nextrcline-1];
X tmprcnums = rcnums[nextrcline-1];
X tmpsoftptr = softptr[nextrcline-1];
X#ifdef DEBUGGING
X tmpngmax = ngmax[nextrcline-1];
X#endif
X#ifdef CACHEFIRST
X tmpabs1st = abs1st[nextrcline-1];
X#endif
X for (i=nextrcline-2; i>=newng; i--) {
X rcline[i+1] = rcline[i];
X toread[i+1] = toread[i];
X rcchar[i+1] = rcchar[i];
X rcnums[i+1] = rcnums[i];
X softptr[i+1] = softptr[i];
X#ifdef DEBUGGING
X ngmax[i+1] = ngmax[i];
X#endif
X#ifdef CACHEFIRST
X abs1st[i+1] = abs1st[i];
X#endif
X }
X rcline[newng] = tmprcline;
X toread[newng] = tmptoread;
X rcchar[newng] = tmprcchar;
X rcnums[newng] = tmprcnums;
X softptr[newng] = tmpsoftptr;
X#ifdef DEBUGGING
X ngmax[newng] = tmpngmax;
X#endif
X#ifdef CACHEFIRST
X abs1st[newng] = tmpabs1st;
X#endif
X }
X if (current_ng >= newng)
X current_ng++;
X return newng;
X}
X#endif
X
X/* List out the newsrc with annotations */
X
Xvoid
Xlist_newsgroups()
X{
X register NG_NUM i;
X char tmpbuf[2048];
X static char *status[] = {"(READ)","(UNSUB)","(BOGUS)","(JUNK)"};
X int cmd;
X
X page_init();
X print_lines("\
X # Status Newsgroup\n\
X",STANDOUT);
X for (i=0; i<nextrcline && !int_count; i++) {
X if (toread[i] >= 0)
X set_toread(i);
X *(rcline[i] + rcnums[i] - 1) = rcchar[i];
X if (toread[i] > 0)
X sprintf(tmpbuf,"%3d %6ld ",i,(long)toread[i]);
X else
X sprintf(tmpbuf,"%3d %7s ",i,status[-toread[i]]);
X safecpy(tmpbuf+13,rcline[i],2034);
X *(rcline[i] + rcnums[i] - 1) = '\0';
X if (cmd = print_lines(tmpbuf,NOMARKING)) {
X if (cmd > 0)
X pushchar(cmd);
X break;
X }
X }
X int_count = 0;
X}
X
X/* find a newsgroup in .newsrc */
X
XNG_NUM
Xfind_ng(ngnam)
Xchar *ngnam;
X{
X register NG_NUM ngnum;
X#ifdef HASHNG
X register int hashix = hash(ngnam);
X register int incr = 1;
X
X while ((ngnum = hashtbl[hashix]) >= 0) {
X if (strEQ(rcline[ngnum], ngnam) && toread[ngnum] >= TR_UNSUB)
X return ngnum;
X hashix = (hashix + incr) % HASHSIZ;
X incr += 2; /* offsets from original are in n*2 */
X }
X return nextrcline; /* = notfound */
X
X#else /* just do linear search */
X
X for (ngnum = 0; ngnum < nextrcline; ngnum++) {
X if (strEQ(rcline[ngnum],ngnam))
X break;
X }
X return ngnum;
X#endif
X}
X
Xvoid
Xcleanup_rc()
X{
X register NG_NUM ngx;
X register NG_NUM bogosity = 0;
X
X#ifdef VERBOSE
X IF(verbose)
X fputs("Checking out your .newsrc--hang on a second...\n",stdout)
X FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("Checking .newsrc--hang on...\n",stdout) FLUSH;
X#endif
X for (ngx = 0; ngx < nextrcline; ngx++) {
X if (toread[ngx] >= TR_UNSUB) {
X set_toread(ngx); /* this may reset newsgroup */
X /* or declare it bogus */
X }
X if (toread[ngx] == TR_BOGUS)
X bogosity++;
X }
X for (ngx = nextrcline-1; ngx >= 0 && toread[ngx] == TR_BOGUS; ngx--)
X bogosity--; /* discount already moved ones */
X if (nextrcline > 5 && bogosity > nextrcline / 2) {
X fputs(
X"It looks like the active file is messed up. Contact your news administrator,\n\
X",stdout);
X fputs(
X"leave the \"bogus\" groups alone, and they may come back to normal. Maybe.\n\
X",stdout) FLUSH;
X }
X#ifdef RELOCATE
X else if (bogosity) {
X#ifdef VERBOSE
X IF(verbose)
X fputs("Moving bogus newsgroups to the end of your .newsrc.\n",
X stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("Moving boguses to the end.\n",stdout) FLUSH;
X#endif
X for (; ngx >= 0; ngx--) {
X if (toread[ngx] == TR_BOGUS)
X relocate_newsgroup(ngx,nextrcline-1);
X }
X#ifdef DELBOGUS
Xreask_bogus:
X in_char("Delete bogus newsgroups? [ny] ", 'D');
X putchar('\n') FLUSH;
X setdef(buf,"n");
X#ifdef VERIFY
X printcmd();
X#endif
X if (*buf == 'h') {
X#ifdef VERBOSE
X IF(verbose)
X fputs("\
XType y to delete bogus newsgroups.\n\
XType n or SP to leave them at the end in case they return.\n\
X",stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("y to delete, n to keep\n",stdout) FLUSH;
X#endif
X goto reask_bogus;
X }
X else if (*buf == 'n' || *buf == 'q')
X ;
X else if (*buf == 'y') {
X while (toread[nextrcline-1] == TR_BOGUS && nextrcline > 0)
X --nextrcline; /* real tough, huh? */
X }
X else {
X fputs(hforhelp,stdout) FLUSH;
X settle_down();
X goto reask_bogus;
X }
X#endif
X }
X#else
X#ifdef VERBOSE
X IF(verbose)
X fputs("You should edit bogus newsgroups out of your .newsrc.\n",
X stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("Edit boguses from .newsrc.\n",stdout) FLUSH;
X#endif
X#endif
X paranoid = FALSE;
X}
X
X#ifdef HASHNG
X/* make an entry in the hash table for the current newsgroup */
X
Xvoid
Xsethash(thisng)
XNG_NUM thisng;
X{
X register int hashix = hash(rcline[thisng]);
X register int incr = 1;
X#ifdef DEBUGGING
X static int hashhits = 0, hashtries = 0;
X#endif
X
X#ifdef DEBUGGING
X hashtries++;
X#endif
X while (hashtbl[hashix] >= 0) {
X#ifdef DEBUGGING
X hashhits++;
X if (debug & DEB_HASH) {
X printf(" Hash hits: %d / %d\n",hashhits, hashtries) FLUSH;
X }
X hashtries++;
X#endif
X hashix = (hashix + incr) % HASHSIZ;
X incr += 2; /* offsets from original are in n*2 */
X }
X hashtbl[hashix] = thisng;
X}
X
Xshort prime[] = {1,2,-3,-5,7,11,-13,-17,19,23,-29,-31,37,41,-43,-47,53,57,-59,
X -61,67,71,-73,-79,83,89,-97,-101,1,1,1,1,1,1,1,1,1,1,1,1};
X
Xint
Xhash(ngnam)
Xregister char *ngnam;
X{
X register int i = 0;
X register int ch;
X register int sum = 0;
X#ifdef DEBUGGING
X char *ngn = ngnam;
X#endif
X
X while (ch = *ngnam++) {
X sum += (ch + i) * prime[i]; /* gives ~ 10% hits at 25% full */
X i++;
X }
X#ifdef DEBUGGING
X if (debug & DEB_HASH)
X printf("hash(%s) => %d => %d\n",ngn, sum, (sum<0?-sum:sum)%HASHSIZ)
X FLUSH;
X#endif
X if (sum < 0)
X sum = -sum;
X return sum % HASHSIZ;
X}
X
X#endif
X
Xvoid
Xnewsrc_check()
X{
X rcfp = fopen(rcname,"r"); /* open it */
X if (rcfp == Nullfp) { /* not there? */
X#ifdef VERBOSE
X IF(verbose)
X fputs("\
XTrying to set up a .newsrc file--running newsetup...\n\n\
X",stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("Setting up .newsrc...\n",stdout) FLUSH;
X#endif
X if (doshell(sh,filexp(NEWSETUP)) ||
X (rcfp = fopen(rcname,"r")) == Nullfp) {
X#ifdef VERBOSE
X IF(verbose)
X fputs("\
XCan't create a .newsrc--you must do it yourself.\n\
X",stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("(Fatal)\n",stdout) FLUSH;
X#endif
X finalize(1);
X }
X }
X else {
X UNLINK(rcbname); /* unlink backup file name */
X link(rcname,rcbname); /* and backup current name */
X }
X}
X
X/* write out the (presumably) revised .newsrc */
X
Xvoid
Xwrite_rc()
X{
X register NG_NUM tmpng;
X register char *delim;
X
X rcfp = fopen(rctname, "w"); /* open .newsrc */
X if (rcfp == Nullfp) {
X printf("Can't recreate .newsrc\n") FLUSH;
X finalize(1);
X }
X
X /* write out each line*/
X
X for (tmpng = 0; tmpng < nextrcline; tmpng++) {
X if (rcnums[tmpng]) {
X delim = rcline[tmpng] + rcnums[tmpng] - 1;
X *delim = rcchar[tmpng];
X }
X else
X delim = Nullch;
X#ifdef DEBUGGING
X if (debug & DEB_NEWSRC_LINE)
X printf("%s\n",rcline[tmpng]) FLUSH;
X#endif
X fprintf(rcfp,"%s\n",rcline[tmpng]);
X if (delim)
X *delim = '\0'; /* might still need this line */
X }
X
X fclose(rcfp); /* close .newsrc */
X UNLINK(rcname);
X link(rctname,rcname);
X UNLINK(rctname);
X
X if (writesoft) {
X tmpfp = fopen(filexp(softname), "w"); /* open .rnsoft */
X if (tmpfp == Nullfp) {
X printf(cantcreate,filexp(softname)) FLUSH;
X return;
X }
X for (tmpng = 0; tmpng < nextrcline; tmpng++) {
X fprintf(tmpfp,"%ld\n",(long)softptr[tmpng]);
X }
X fclose(tmpfp);
X }
X}
X
Xvoid
Xget_old_rc()
X{
X UNLINK(rctname);
X link(rcname,rctname);
X UNLINK(rcname);
X link(rcbname,rcname);
X UNLINK(rcbname);
X}
SHAR_EOF
chmod 0660 rcstuff.c || echo "restore of rcstuff.c fails"
echo "x - extracting rcstuff.h (Text)"
sed 's/^X//' << 'SHAR_EOF' > rcstuff.h &&
X/* $Header: rcstuff.h,v 4.3 85/05/01 11:46:49 lwall Exp $
X *
X * $Log: rcstuff.h,v $
X * Revision 4.3 85/05/01 11:46:49 lwall
X * Baseline for release with 4.3bsd.
X *
X */
X
XEXT char *rcline[MAXRCLINE];/* pointers to lines of .newsrc */
XEXT ART_UNREAD toread[MAXRCLINE];
X /* number of articles to be read in newsgroup */
X /* <0 => invalid or unsubscribed newsgroup */
X#define TR_ONE ((ART_UNREAD) 1)
X#define TR_NONE ((ART_UNREAD) 0)
X#define TR_UNSUB ((ART_UNREAD) -1)
X /* keep this one as -1, some tests use >= TR_UNSUB */
X#define TR_BOGUS ((ART_UNREAD) -2)
X#define TR_JUNK ((ART_UNREAD) -3)
X
XEXT char rcchar[MAXRCLINE]; /* holds the character : or ! while spot is \0 */
XEXT char rcnums[MAXRCLINE]; /* offset from rcline to numbers on line */
XEXT ACT_POS softptr[MAXRCLINE];
X /* likely ptr to active file entry for newsgroup */
XEXT bool paranoid INIT(FALSE); /* did we detect some inconsistency in .newsrc? */
X
Xbool rcstuff_init();
Xbool get_ng(); /* return TRUE if newsgroup can be found or added */
XNG_NUM add_newsgroup();
X#ifdef RELOCATE
X NG_NUM relocate_newsgroup(); /* move newsgroup around */
X#endif
Xvoid list_newsgroups();
XNG_NUM find_ng(); /* return index of newsgroup */
Xvoid cleanup_rc();
Xvoid sethash();
Xint hash();
Xvoid newsrc_check();
Xvoid write_rc();
Xvoid get_old_rc();
SHAR_EOF
chmod 0660 rcstuff.h || echo "restore of rcstuff.h fails"
echo "x - extracting respond.c (Text)"
sed 's/^X//' << 'SHAR_EOF' > respond.c &&
X/* $Header: respond.c,v 4.3.3.1 90/07/21 20:30:18 davison Trn $
X *
X * $Log: respond.c,v $
X * Revision 4.3.3.1 90/07/21 20:30:18 davison
X * Initial Trn Release
X *
X * Revision 4.3.2.3 90/03/22 23:05:19 sob
X * Fixes provided by Wayne Davison <drivax!davison>
X *
X * Revision 4.3.2.2 89/11/26 18:25:10 sob
X * Enlarged the size of the header buffer to accomodate long references lines.
X * Fix provided by Joe Buck.
X *
X * Revision 4.3.2.1 89/11/06 01:00:26 sob
X * Added RRN support from NNTP 1.5
X *
X * Revision 4.3.1.5 85/09/10 11:05:00 lwall
X * Improved %m in in_char().
X *
X * Revision 4.3.1.4 85/05/23 17:24:49 lwall
X * Now allows 'r' and 'f' on null articles.
X *
X * Revision 4.3.1.3 85/05/15 14:42:32 lwall
X * Removed duplicate include of intrp.h.
X *
X * Revision 4.3.1.2 85/05/14 08:55:15 lwall
X * Default for normal/mailbox question was applied to wrong buffer.
X *
X * Revision 4.3.1.1 85/05/10 11:37:33 lwall
X * Branch for patches.
X *
X * Revision 4.3 85/05/01 11:47:04 lwall
X * Baseline for release with 4.3bsd.
X *
X */
X
X#include "EXTERN.h"
X#include "common.h"
X#include "intrp.h"
X#include "head.h"
X#include "term.h"
X#include "ng.h"
X#include "util.h"
X#include "rn.h"
X#include "artio.h"
X#include "final.h"
X#include "uudecode.h"
X#include "INTERN.h"
X#include "respond.h"
X
Xstatic char nullart[] = "\nNull article\n";
X
Xvoid
Xrespond_init()
X{
X ;
X}
X
Xint
Xsave_article()
X{
X bool use_pref, cut_line();
X register char *s, *c;
X char altbuf[CBUFLEN];
X int iter;
X bool interactive = (buf[1] == FINISHCMD);
X char cmd = *buf;
X
X if (!finish_command(interactive)) /* get rest of command */
X return SAVE_ABORT;
X if ((use_pref = isupper(cmd)) != 0)
X cmd = tolower(cmd);
X#ifdef ASYNC_PARSE
X parse_maybe(art);
X#endif
X savefrom = (cmd == 'w' || cmd == 'e' ? htype[PAST_HEADER].ht_minpos : 0);
X if (artopen(art) == Nullfp) {
X#ifdef VERBOSE
X IF(verbose)
X fputs("\n\
XSaving null articles is not very productive! :-)\n\
X",stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs(nullart,stdout) FLUSH;
X#endif
X return SAVE_DONE;
X }
X if (chdir(cwd)) {
X printf(nocd,cwd) FLUSH;
X sig_catcher(0);
X }
X if (cmd == 'e') { /* is this an extract command? */
X int cnt = 0;
X bool found_cut = FALSE;
X char art_buf[LBUFLEN], *cmdstr;
X
X s = buf+1; /* skip e */
X while (*s == ' ') s++; /* skip leading spaces */
X safecpy(altbuf,filexp(s),sizeof altbuf);
X s = altbuf;
X if (extractprog)
X free(extractprog);
X if (*s) {
X cmdstr = cpytill(buf,s,'|'); /* check for | */
X s = buf + strlen(buf)-1;
X while (*s == ' ') s--; /* trim trailing spaces */
X *++s = '\0';
X if (*cmdstr) {
X s = cmdstr+1; /* skip | */
X while (*s == ' ') s++;
X if (strEQ(s,"-"))
X cmdstr = Nullch;
X else {
X extractprog = savestr(s); /* put extracter in %e */
X if (uu_out != Nullfp)
X uud_end();
X }
X } else
X cmdstr = Nullch;
X s = buf;
X } else
X cmdstr = Nullch;
X
X fseek(artfp,savefrom,0);
X if ((cmd = *s) == '\0')
X interp(s = buf, (sizeof buf), getval("SAVEDIR",SAVEDIR));
X if (*s != '/') { /* relative path? */
X c = (s==buf ? altbuf : buf);
X sprintf(c, "%s/%s", cwd, s);
X s = c; /* absolutize it */
X }
X if (uu_out != Nullfp) {
X printf("Continuing %s:%s\n", uu_fname,
X cmd != '\0' && strNE(savedest,s) ?
X " (Ignoring conflicting directory)" : nullstr );
X uudecode(artfp);
X }
X else {
X if (savedest)
X free(savedest);
X s = savedest = savestr(s); /* make it handy for %b */
X if (makedir(s, MD_DIR)) { /* ensure directory exists */
X int_count++;
X return SAVE_DONE;
X }
X if (chdir(s)) {
X printf(nocd,s) FLUSH;
X sig_catcher(0);
X }
X s = getwd(buf); /* simplify path for output */
X while(fgets(art_buf,LBUFLEN,artfp) != Nullch) {
X if (*art_buf <= ' ')
X continue; /* Ignore empty or initially-whitespace lines */
X if (found_cut && cmdstr) {
X printf("Extracting data into %s using %s:\n",
X s, extractprog);
X goto extract_it;
X }
X if (((*art_buf == '#' || *art_buf == ':')
X && (strnEQ(art_buf+1, "! /bin/sh", 9)
X || strnEQ(art_buf+1, "!/bin/sh", 8)
X || strnEQ(art_buf+2, "This is ", 8)))
X || strnEQ(art_buf, "sed ", 4)
X || strnEQ(art_buf, "cat ", 4)
X || strnEQ(art_buf, "echo ", 5)) {
X fseek(artfp,(long)-strlen(art_buf),1);
X savefrom = ftell(artfp);
X if (cmdstr) {
X printf("Extracting shar into %s using %s:\n",
X s, extractprog);
X goto extract_it;
X }
X /* Check for special-case of shar'ed-uuencoded file */
X while(fgets(art_buf,LBUFLEN,artfp) != Nullch) {
X if (*art_buf == '#' || *art_buf == ':'
X || strnEQ(art_buf, "echo ", 5)
X || strnEQ(art_buf, "sed ", 4))
X continue;
X if (strnEQ(art_buf, "Xbegin ", 7))
X goto uu_decode;
X break;
X }
X printf("Extracting shar into %s:\n", s);
X extractprog = savestr(filexp(getval("UNSHAR",UNSHAR)));
X extract_it:
X cnt = 0;
X interp(cmd_buf,(sizeof cmd_buf),getval("EXSAVER",EXSAVER));
X resetty(); /* restore tty state */
X doshell(SH,cmd_buf);
X noecho(); /* revert to cbreaking */
X crmode();
X break;
X }
X else
X if (!cmdstr
X && (strnEQ(art_buf,"table ", 6)
X || strnEQ(art_buf,"begin ", 6))) {
X uu_decode:
X printf("Extracting uuencoded file into %s:\n", s);
X extractprog = savestr("-");
X cnt = 0;
X fseek(artfp,(long)-strlen(art_buf),1);
X savefrom = ftell(artfp);
X uud_start(s);
X uudecode(artfp);
X break;
X }
X else {
X if (cut_line(art_buf)) {
X savefrom = ftell(artfp);
X found_cut = TRUE;
X }
X else if (found_cut || ++cnt == 200) {
X break;
X }
X }
X }/* while */
X if (cnt) {
X if (!cmdstr)
X extractprog = savestr("-");
X printf("Unable to determine type of file.\n");
X }
X }/* if */
X }
X else if ((s = index(buf,'|')) != Nullch) {
X /* is it a pipe command? */
X s++; /* skip the | */
X while (*s == ' ') s++;
X safecpy(altbuf,filexp(s),sizeof altbuf);
X if (savedest)
X free(savedest);
X savedest = savestr(altbuf);
X interp(cmd_buf, (sizeof cmd_buf), getval("PIPESAVER",PIPESAVER));
X /* then set up for command */
X resetty(); /* restore tty state */
X if (use_pref) /* use preferred shell? */
X doshell(Nullch,cmd_buf);
X /* do command with it */
X else
X doshell(sh,cmd_buf); /* do command with sh */
X noecho(); /* and stop echoing */
X crmode(); /* and start cbreaking */
X }
X else { /* normal save */
X bool there, mailbox;
X char *savename = getval("SAVENAME",SAVENAME);
X
X s = buf+1; /* skip s or S */
X if (*s == '-') { /* if they are confused, skip - also */
X#ifdef VERBOSE
X IF(verbose)
X fputs("Warning: '-' ignored. This isn't readnews.\n",stdout)
X FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("'-' ignored.\n",stdout) FLUSH;
X#endif
X s++;
X }
X for (; *s == ' '; s++); /* skip spaces */
X safecpy(altbuf,filexp(s),sizeof altbuf);
X s = altbuf;
X if (! index(s,'/')) {
X interp(buf, (sizeof buf), getval("SAVEDIR",SAVEDIR));
X if (makedir(buf,MD_DIR)) /* ensure directory exists */
X strcpy(buf,cwd);
X if (*s) {
X for (c = buf; *c; c++) ;
X *c++ = '/';
X strcpy(c,s); /* add filename */
X }
X s = buf;
X }
X for (iter = 0;
X (there = stat(s,&filestat) >= 0) &&
X (filestat.st_mode & S_IFDIR);
X iter++) { /* is it a directory? */
X
X c = (s+strlen(s));
X *c++ = '/'; /* put a slash before filename */
X interp(c, s==buf?(sizeof buf):(sizeof altbuf),
X iter ? "News" : savename );
X /* generate a default name somehow or other */
X if (index(c,'/')) { /* yikes, a '/' in the filename */
X makedir(s,MD_FILE);
X }
X }
X if (*s != '/') { /* relative path? */
X c = (s==buf ? altbuf : buf);
X sprintf(c, "%s/%s", cwd, s);
X s = c; /* absolutize it */
X }
X if (savedest)
X free(savedest);
X s = savedest = savestr(s); /* doesn't move any more */
X /* make it handy for %b */
X if (!there) {
X if (mbox_always)
X mailbox = TRUE;
X else if (norm_always)
X mailbox = FALSE;
X else {
X char *dflt = (instr(savename,"%a") ? "nyq" : "ynq");
X
X sprintf(cmd_buf,
X "\nFile %s doesn't exist--\n use mailbox format? [%s] ",
X s,dflt);
X reask_save:
X in_char(cmd_buf, 'M');
X putchar('\n') FLUSH;
X setdef(buf,dflt);
X#ifdef VERIFY
X printcmd();
X#endif
X if (*buf == 'h') {
X#ifdef VERBOSE
X IF(verbose)
X printf("\n\
XType y to create %s as a mailbox.\n\
XType n to create it as a normal file.\n\
XType q to abort the save.\n\
X",s) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("\n\
Xy to create mailbox.\n\
Xn to create normal file.\n\
Xq to abort.\n\
X",stdout) FLUSH;
X#endif
X goto reask_save;
X }
X else if (*buf == 'n') {
X mailbox = FALSE;
X }
X else if (*buf == 'y') {
X mailbox = TRUE;
X }
X else if (*buf == 'q') {
X goto s_bomb;
X }
X else {
X fputs(hforhelp,stdout) FLUSH;
X settle_down();
X goto reask_save;
X }
X }
X }
X else if (filestat.st_mode & S_IFCHR)
X mailbox = FALSE;
X else {
X int tmpfd;
X
X tmpfd = open(s,0);
X if (tmpfd == -1)
X mailbox = FALSE;
X else {
X read(tmpfd,buf,LBUFLEN);
X c = buf;
X if (!isspace(MBOXCHAR))
X while (isspace(*c))
X c++;
X mailbox = (*c == MBOXCHAR);
X close(tmpfd);
X }
X }
X
X safecpy(cmd_buf, filexp(mailbox ?
X getval("MBOXSAVER",MBOXSAVER) :
X getval("NORMSAVER",NORMSAVER) ), sizeof cmd_buf);
X /* format the command */
X resetty(); /* make terminal behave */
X if (doshell(use_pref?Nullch:SH,cmd_buf))
X fputs("Not saved",stdout);
X else
X printf("%s to %s %s",
X there?"Appended":"Saved",
X mailbox?"mailbox":"file",
X s);
X if (interactive)
X putchar('\n') FLUSH;
X noecho(); /* make terminal do what we want */
X crmode();
X }
Xs_bomb:
X#ifdef SERVER
X if (chdir(spool)) {
X#else /* not SERVER */
X if (chdir(spool) || chdir(ngdir)) {
X#endif /* SERVER */
X printf(nocd,ngdir) FLUSH;
X sig_catcher(0);
X }
X return SAVE_DONE;
X}
X
Xint
Xcancel_article()
X{
X char *artid_buf;
X char *ngs_buf;
X char *from_buf;
X char *reply_buf;
X int myuid = getuid();
X int r = -1;
X
X if (artopen(art) == Nullfp) {
X#ifdef VERBOSE
X IF(verbose)
X fputs("\n\
XCancelling null articles is your idea of fun? :-)\n\
X",stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs(nullart,stdout) FLUSH;
X#endif
X return r;
X }
X reply_buf = fetchlines(art,REPLY_LINE);
X from_buf = fetchlines(art,FROM_LINE);
X artid_buf = fetchlines(art,ARTID_LINE);
X ngs_buf = fetchlines(art,NGS_LINE);
X if (!instr(from_buf,sitename) ||
X (!instr(from_buf,logname) &&
X !instr(reply_buf,logname) &&
X#ifdef NEWSADMIN
X myuid != newsuid &&
X#endif
X myuid != ROOTID ) )
X#ifdef VERBOSE
X IF(verbose)
X fputs("\nYou can't cancel someone else's article\n",stdout)
X FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("\nNot your article\n",stdout) FLUSH;
X#endif
X else {
X tmpfp = fopen(headname,"w"); /* open header file */
X if (tmpfp == Nullfp) {
X printf(cantcreate,headname) FLUSH;
X goto no_cancel;
X }
X interp(buf, (sizeof buf), getval("CANCELHEADER",CANCELHEADER));
X fputs(buf,tmpfp);
X fclose(tmpfp);
X fputs("\nCanceling...\n",stdout) FLUSH;
X r = doshell(sh,filexp(getval("CANCEL",CANCEL)));
X }
Xno_cancel:
X free(artid_buf);
X free(ngs_buf);
X free(from_buf);
X free(reply_buf);
X return r;
X}
X
Xvoid
Xreply()
X{
X bool incl_body = (*buf == 'R');
X char *maildoer = savestr(filexp(getval("MAILPOSTER",MAILPOSTER)));
X
X artopen(art);
X tmpfp = fopen(headname,"w"); /* open header file */
X if (tmpfp == Nullfp) {
X printf(cantcreate,headname) FLUSH;
X goto no_reply;
X }
X interp(buf, (sizeof buf), getval("MAILHEADER",MAILHEADER));
X fputs(buf,tmpfp);
X if (!instr(maildoer,"%h"))
X#ifdef VERBOSE
X IF(verbose)
X printf("\n%s\n(Above lines saved in file %s)\n",buf,headname)
X FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X printf("\n%s\n(Header in %s)\n",buf,headname) FLUSH;
X#endif
X if (incl_body && artfp != Nullfp) {
X interp(buf, (sizeof buf), getval("YOUSAID",YOUSAID));
X fprintf(tmpfp,"%s\n",buf);
X#ifdef ASYNC_PARSE
X parse_maybe(art);
X#endif
X fseek(artfp,(long)htype[PAST_HEADER].ht_minpos,0);
X while (fgets(buf,LBUFLEN,artfp) != Nullch) {
X fprintf(tmpfp,"%s%s",indstr,buf);
X }
X fprintf(tmpfp,"\n");
X }
X fclose(tmpfp);
X interp(cmd_buf, (sizeof cmd_buf), maildoer);
X invoke(cmd_buf,origdir);
X UNLINK(headname); /* kill the header file */
Xno_reply:
X free(maildoer);
X}
X
Xvoid
Xfollowup()
X{
X bool incl_body = (*buf == 'F');
X char hbuf[4*LBUFLEN]; /* four times the old size */
X
X artopen(art);
X tmpfp = fopen(headname,"w");
X if (tmpfp == Nullfp) {
X printf(cantcreate,headname) FLUSH;
X return;
X }
X interp(hbuf, (sizeof hbuf), getval("NEWSHEADER",NEWSHEADER));
X fprintf(tmpfp,"%s",hbuf);
X if (incl_body && artfp != Nullfp) {
X#ifdef VERBOSE
X if (verbose)
X fputs("\n\
X(Be sure to double-check the attribution against the signature, and\n\
Xtrim the quoted article down as much as possible.)\n\
X",stdout) FLUSH;
X#endif
X interp(buf, (sizeof buf), getval("ATTRIBUTION",ATTRIBUTION));
X fprintf(tmpfp,"%s\n",buf);
X#ifdef ASYNC_PARSE
X parse_maybe(art);
X#endif
X fseek(artfp,(long)htype[PAST_HEADER].ht_minpos,0);
X while (fgets(buf,LBUFLEN,artfp) != Nullch) {
X fprintf(tmpfp,"%s%s",indstr,buf);
X }
X fprintf(tmpfp,"\n");
X }
X fclose(tmpfp);
X safecpy(cmd_buf,filexp(getval("NEWSPOSTER",NEWSPOSTER)),sizeof cmd_buf);
X invoke(cmd_buf,origdir);
X UNLINK(headname);
X}
X
Xvoid
Xinvoke(cmd,dir)
Xchar *cmd,*dir;
X{
X if (chdir(dir)) {
X printf(nocd,dir) FLUSH;
X return;
X }
X#ifdef VERBOSE
X IF(verbose)
X printf("\n(leaving cbreak mode; cwd=%s)\nInvoking command: %s\n\n",
X dir,cmd) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X printf("\n(-cbreak; cwd=%s)\nInvoking: %s\n\n",dir,cmd) FLUSH;
X#endif
X resetty(); /* make terminal well-behaved */
X doshell(sh,cmd); /* do the command */
X noecho(); /* set no echo */
X crmode(); /* and cbreak mode */
X#ifdef VERBOSE
X IF(verbose)
X fputs("\n(re-entering cbreak mode)\n",stdout) FLUSH;
X ELSE
X#endif
X#ifdef TERSE
X fputs("\n(+cbreak)\n",stdout) FLUSH;
X#endif
X#ifdef SERVER
X if (chdir(spool)) {
X#else /* not SERVER */
X if (chdir(spool) || chdir(ngdir)) {
X#endif /* SERVER */
X printf(nocd,ngdir) FLUSH;
X sig_catcher(0);
X }
X}
X
X/*
X** cut_line() determines if a line is meant as a "cut here" marker.
X** Some examples that we understand:
X**
X** BEGIN--cut here--cut here
X**
X** ------------------ tear at this line ------------------
X**
X** #----cut here-----cut here-----cut here-----cut here----#
X*/
Xbool
Xcut_line(str)
Xchar *str;
X{
X char *cp, got_flag;
X char word[80];
X int dash_cnt, equal_cnt;
X
X /* Disallow any single-/double-quoted, parenthetical or c-commented
X ** string lines. Make sure it has the cut-phrase and at least 20
X ** '-'s or '='s. If only four '-'s are present, check for a duplicate
X ** of the cut phrase. If we succeed, return TRUE.
X */
X for (cp = str, dash_cnt = equal_cnt = 0; *cp; cp++) {
X switch (*cp) {
X case '-':
X dash_cnt++;
X break;
X case '=':
X equal_cnt++;
X break;
X case '/':
X if( *(cp+1) != '*' ) {
X break;
X }
X case '"':
X case '\'':
X case '(':
X case ')':
X case '[':
X case ']':
X case '{':
X case '}':
X return FALSE;
X }
X }
X if (dash_cnt < 4 && equal_cnt < 20)
X return FALSE;
X
X got_flag = 0;
X
X for (*(cp = word) = '\0'; *str; str++) {
X if (islower(*str))
X *cp++ = *str;
X else if (isupper(*str))
X *cp++ = tolower(*str);
X else {
X if (*word) {
X *cp = '\0';
X switch (got_flag) {
X case 2:
X if (!strcmp(word, "line")
X || !strcmp(word, "here"))
X return TRUE;
X break;
X case 1:
X if (!strcmp(word, "this"))
X got_flag = 2;
X if (!strcmp(word, "here")) {
X if (dash_cnt >= 20 || equal_cnt >= 20)
X return TRUE;
X dash_cnt = 20;
X got_flag = 0;
X }
X break;
X case 0:
X if (!strcmp( word, "cut")
X || !strcmp( word, "snip")
X || !strcmp( word, "tear"))
X got_flag = 1;
X break;
X }
X *(cp = word) = '\0';
X }
X }
X } /* for *str */
X
X return FALSE;
X}
SHAR_EOF
chmod 0660 respond.c || echo "restore of respond.c fails"
echo "x - extracting respond.h (Text)"
sed 's/^X//' << 'SHAR_EOF' > respond.h &&
X/* $Header: respond.h,v 4.3.3.1 90/06/20 22:39:54 davison Trn $
X *
X * $Log: respond.h,v $
X * Revision 4.3.3.1 90/06/20 22:39:54 davison
X * Initial Trn Release
X *
X * Revision 4.3 85/05/01 11:47:50 lwall
X * Baseline for release with 4.3bsd.
X *
X */
X
XEXT char *savedest INIT(Nullch); /* value of %b */
XEXT char *extractprog INIT(Nullch); /* value of %e */
XEXT ART_POS savefrom INIT(0); /* value of %B */
XEXT char *headname INIT(Nullch);
X
X#define SAVE_ABORT 0
X#define SAVE_DONE 1
X
Xvoid respond_init();
Xint save_article();
Xint cancel_article();
Xvoid reply();
Xvoid followup();
Xvoid invoke();
SHAR_EOF
chmod 0660 respond.h || echo "restore of respond.h fails"
echo "x - extracting rn.c (Text)"
sed 's/^X//' << 'SHAR_EOF' > rn.c &&
X/* rn -- new readnews program
X *
X * Original Author: lwall@sdcrdcf.UUCP (Larry Wall)
X * Organization: System Development Corporation, Santa Monica
X *
X * begun: 01/14/83
X * 1.0: 04/08/83
X * 2.0: 09/01/83
X * RRN/RN: 11/01/89
X*/
X
Xstatic char rnid[] = "@(#)$Header: rn.c,v 4.3.3.1 90/07/21 20:31:38 davison Trn $";
Xstatic char patchlevel[] = "Trn v1.0 based on Rn patchlevel 47";
X
X/* $Log: rn.c,v $
X * Revision 4.3.3.1 90/07/21 20:31:38 davison
X * Initial Trn Release
X *
X * Revision 4.3.2.4 90/04/03 23:11:33 sob
X * Added more information to the version command.
X *
X * Revision 4.3.2.3 90/03/22 23:05:23 sob
X * Fixes provided by Wayne Davison <drivax!davison>
X *
X * Revision 4.3.2.2 89/11/28 01:51:25 sob
X * Removed redundant #include directive.
X *
X * Revision 4.3.2.1 89/11/08 02:27:38 sob
X * Release of RN 4.3 with RRN that can be compiled from the same
X * sources as either version of the program.
X *
X * Revision 4.3.1.4 85/09/10 11:05:13 lwall
X * Improved %m in in_char().
X *
X * Revision 4.3.1.3 85/05/16 16:47:10 lwall
X * Catchup confirmation didn't grok -t.
X *
X * Revision 4.3.1.2 85/05/13 09:34:53 lwall
X * Fixed default after do_newsgroup() returns from Q command.
X *
X * Revision 4.3.1.1 85/05/10 11:38:08 lwall
X * Branch for patches.
X *
X * Revision 4.3 85/05/01 11:47:56 lwall
X * Baseline for release with 4.3bsd.
X *
X */
X
X#include "INTERN.h"
X#include "common.h"
X#include "rn.h"
X#include "EXTERN.h"
X#include "rcstuff.h"
X#include "term.h"
X#include "final.h"
X#include "ngdata.h"
X#include "util.h"
X#include "only.h"
X#include "ngsrch.h"
X#include "help.h"
X#include "last.h"
X#include "init.h"
X#include "intrp.h"
X#include "rcln.h"
X#include "sw.h"
X#include "addng.h"
X#include "ng.h"
X
Xvoid
Xrn_init()
X{
X ;
X}
X
Xvoid
Xmain(argc,argv)
Xint argc;
Xchar *argv[];
X{
X bool foundany;
X register char *s;
X bool oh_for_the_good_old_days = FALSE;
X
X#if defined(USETHREADS) && !THREAD_INIT
X /* Default to threaded operation if our name starts with a 't' */
X if ((s = rindex(argv[0],'/')) == Nullch)
X s = argv[0];
X else
X s++;
X if (*s == 't')
X use_threads = TRUE;
X#endif
X foundany = initialize(argc,argv);
X
X if (maxngtodo)
X starthere = 0;
X else if (!foundany) { /* nothing to do? */
X#ifdef VERBOSE
X if (verbose)
X fputs("\
XNo unread news in subscribed-to newsgroups. To subscribe to a new\n\
Xnewsgroup use the g<newsgroup> command.\n\
X",stdout) FLUSH;
X#endif
X starthere = nextrcline;
X }
X
X /* loop through all unread news */
X
X {
X char promptbuf[80];
X bool special = FALSE; /* temporarily allow newsgroup */
X /* with no unread news? */
X bool retry; /* cycle back to top of list? */
X NG_NUM recent_ng = 0;
X
X current_ng = 0;
X do {
X retry = FALSE;
X if (findlast) {
X findlast = FALSE;
X starthere = 0;
X if (*lastngname) {
X if ((ng = find_ng(lastngname)) == nextrcline)
X ng = 0;
X else {
X set_ngname(lastngname);
X set_toread(ng);
X if (toread[ng] <= TR_NONE)
X ng = 0;
X }
X }
X }
X else {
X ng = starthere;
X starthere = 0;
X }
X while (ng <= nextrcline) { /* for each newsgroup */
X mode = 'n';
X if (ng >= nextrcline) { /* after the last newsgroup? */
X ng = nextrcline; /* force it to 1 after */
X#ifdef ONLY
X if (maxngtodo) {
X if (retry)
SHAR_EOF
echo "End of part 11"
echo "File rn.c is continued in part 12"
echo "12" > s2_seq_.tmp
exit 0
exit 0 # Just in case...
--
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