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/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "refer..c"
#include <locale.h>
int newr[250];
extern void err();
extern void flout();
static void condense(int *, int, char *);
int
chkdup(char *tag)
{
int i;
for (i = 1; i <= refnum; i++) {
if (reftable[i] && strcmp(reftable[i], tag) == 0)
return (i);
}
reftable[refnum+1] = rtp;
if (refnum >= NRFTBL)
err(gettext("too many references (%d) for table"), refnum);
strcpy(rtp, tag);
while (*rtp++)
;
if (rtp > reftext + NRFTXT)
err(gettext("reference pointers too long (%d)"), rtp-reftext);
return (0);
}
void
dumpold(void)
{
FILE *fi;
int c, g1 = 0, nr = 1;
if (!endpush)
return;
fclose(fo);
fo = NULL;
if (sort) {
char comm[100];
sprintf(comm, "sort -f %s -o %s", tfile, tfile);
system(comm);
}
fi = fopen(tfile, "r");
if (fi == NULL)
return;
flout();
fprintf(ftemp, ".]<\n");
while ((c = getc(fi)) > 0) {
if (c == '\n') {
nr++;
g1 = 0;
}
if (c == sep)
c = '\n';
if (c == FLAG) {
/* make old-new ref number table */
char tb[20];
char *s = tb;
while ((c = getc(fi)) != FLAG)
*s++ = c;
*s = 0;
if (g1++ == 0)
newr[atoi(tb)] = nr;
#if EBUG
fprintf(stderr, "nr %d assigned to atoi(tb) %d\n",
nr, atoi(tb));
#endif
fprintf(ftemp, "%d", nr);
continue;
}
putc(c, ftemp);
}
fclose(fi);
#ifndef TF
unlink(tfile);
#endif
fprintf(ftemp, ".]>\n");
}
void
recopy(char *fnam)
{
int c;
int *wref = NULL;
int wcnt = 0;
int wsize = 50;
int finalrn;
char sig[MXSIG];
extern int *realloc();
wref = (int *)calloc((unsigned)wsize, (unsigned)sizeof (int));
fclose(ftemp);
ftemp = fopen(fnam, "r");
if (ftemp == NULL) {
fprintf(stderr, gettext("Can't reopen %s\n"), fnam);
exit(1);
}
while ((c = getc(ftemp)) != EOF) {
if (c == FLAG) {
char tb[10];
char *s = tb;
while ((c = getc(ftemp)) != FLAG)
*s++ = c;
*s = 0;
/*
* If sort was done, permute the reference number
* to obtain the final reference number, finalrn.
*/
if (sort)
finalrn = newr[atoi(tb)];
else
finalrn = atoi(tb);
if ((++wcnt > wsize) && ((wref = realloc(wref,
(wsize += 50) * sizeof (int))) == NULL)) {
fprintf(stderr, gettext(
"Ref condense out of memory."));
exit(1);
}
wref[wcnt-1] = finalrn;
if ((c = getc(ftemp)) == AFLAG)
continue;
wref[wcnt] = 0;
condense(wref, wcnt, sig);
wcnt = 0;
printf("%s", sig);
}
putchar(c);
}
fclose(ftemp);
unlink(fnam);
}
/*
* sort and condense reference signals when they are placed in
* the text. Viz, the signal 1,2,3,4 is condensed to 1-4 and signals
* of the form 5,2,9 are converted to 2,5,9
*/
static void
condense(int *wref, int wcnt, char *sig)
{
int i = 0;
char wt[4];
extern int wswap();
qsort(wref, wcnt, sizeof (int), wswap);
sig[0] = 0;
while (i < wcnt) {
sprintf(wt, "%d", wref[i]);
strcat(sig, wt);
if ((i+2 < wcnt) && (wref[i] == (wref[i+2] - 2))) {
while (wref[i] == (wref[i+1] - 1))
i++;
strcat(sig, "-");
} else if (++i < wcnt)
strcat(sig, ",\\|");
}
}
int
wswap(int *iw1, int *iw2)
{
return (*iw1 - *iw2);
}
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