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- /*
- * Copyright (c) 1987, 1989 University of Maryland
- * Department of Computer Science. All rights reserved.
- * Permission to copy for any purpose is hereby granted
- * so long as this copyright notice remains intact.
- */
-
- #ifndef lint
- static char rcsid[] = "$Header: /usr/src/local/tex/local/mctex/dvi/RCS/dviselect.c,v 3.1 89/08/22 17:16:13 chris Exp $";
- #endif
-
- /*
- * DVI page rearrangement program
- *
- * Reads DVI version 2 files and rearranges pages into signatures,
- * writing a new DVI file.
- */
-
- #include "libtex/types.h"
- #include "libtex/dviclass.h"
- #include "libtex/dvicodes.h"
- #include "libtex/error.h"
- #include "libtex/fio.h"
- #include "libtex/gripes.h"
- #include "libtex/search.h"
- #include <stdio.h>
- #include <ctype.h>
- #include "libtex/seek.h"
-
- #define white(x) ((x) == ' ' || (x) == '\t' || (x) == ',')
-
- #define MAXDVIPAGES 1000 /* max (absolute) pages in DVI file */
-
- char *ProgName;
- extern char *optarg;
- extern int optind;
-
- /* Globals */
- char serrbuf[BUFSIZ]; /* buffer for stderr */
-
- /*
- * We will try to keep output lines shorter than MAXCOL characters.
- */
- #define MAXCOL 75
-
- /*
- * We use the following structure to keep track of fonts we have seen.
- * The final DVI file lists only the fonts it uses.
- */
- struct fontinfo {
- i32 fi_newindex; /* font number in output file */
- int fi_reallyused; /* true => used on a page we copied */
- i32 fi_checksum; /* the checksum */
- i32 fi_mag; /* the magnification */
- i32 fi_designsize; /* the design size */
- short fi_n1; /* the name header length */
- short fi_n2; /* the name body length */
- char *fi_name; /* the name itself */
- };
-
- int Signature; /* #pages per signature (multiple of 4) */
-
- int SFlag; /* true => -s, silent operation */
-
- struct search *FontFinder; /* maps from input indicies to fontinfo */
- i32 NextOutputFontIndex; /* generates output indicies */
- i32 CurrentFontIndex; /* current (old) index in input */
- i32 OutputFontIndex; /* current (new) index in ouput */
-
- char *DVIFileName; /* name of input DVI file */
- FILE *inf; /* the input file itself */
- FILE *outf; /* the output DVI file */
-
- long StartOfPage[MAXDVIPAGES]; /* The file positions of the
- input pages */
-
- long StartOfLastPage; /* The file position just before we
- started the last page */
- long CurrentPosition; /* The current position of the file */
-
- int UseThisPage; /* true => current page is selected */
-
- i32 InputPageNumber; /* current absolute page in old DVI file */
- int NumberOfOutputPages; /* number of pages in new DVI file */
-
- i32 Numerator; /* numerator from DVI file */
- i32 Denominator; /* denominator from DVI file */
- i32 DVIMag; /* magnification from DVI file */
-
- i32 Count[10]; /* the 10 \count variables */
-
- /* save some string space: we use this a lot */
- char writeerr[] = "error writing DVI file";
-
- char *malloc(), *realloc();
- /*
- * You may get lint warnings about sprintf's return value.
- * Older versions of 4BSD have `char *sprintf()'. ANSI and
- * SysV use `int sprintf()'; so ignore the warnings.
- */
-
- /*
- * Lint gets somewhat confused over putc.
- */
- #ifdef lint
- #undef putc
- #ifdef ultrix /* grr */
- #define putc(c, f) fputc((char)(c), f)
- #else
- #define putc(c, f) fputc((int)(c), f)
- #endif
- #endif
-
- /*
- * Print a message to stderr, with an optional leading space, and handling
- * long line wraps.
- */
- message(space, str, len)
- int space;
- register char *str;
- register int len;
- {
- static int beenhere;
- static int col;
-
- if (!beenhere)
- space = 0, beenhere++;
- if (len == 0)
- len = strlen(str);
- col += len;
- if (space) {
- if (col >= MAXCOL)
- (void) putc('\n', stderr), col = len;
- else
- (void) putc(' ', stderr), col++;
- }
- while (--len >= 0)
- (void) putc(*str++, stderr);
- (void) fflush(stderr);
- }
-
- /*
- * Start a page (process a DVI_BOP).
- */
- BeginPage()
- {
- register i32 *i;
-
- OutputFontIndex = -1; /* new page requires respecifying font */
- for (i = Count; i < &Count[10]; i++)
- fGetLong(inf, *i);
- (void) GetLong(inf); /* previous page pointer */
-
- if (!UseThisPage)
- return;
-
- putbyte(outf, DVI_BOP);
- for (i = Count; i < &Count[10]; i++)
- PutLong(outf, *i);
- PutLong(outf, StartOfLastPage);
- if (ferror(outf))
- error(1, -1, writeerr);
-
- StartOfLastPage = CurrentPosition;
- CurrentPosition += 45; /* we just wrote this much */
-
- if (!SFlag) { /* write nice page usage messages */
- register int z = 0;
- register int mlen = 0;
- char msg[80];
-
- (void) sprintf(msg, "[%ld", (long)Count[0]);
- mlen = strlen(msg);
- for (i = &Count[1]; i < &Count[10]; i++) {
- if (*i == 0) {
- z++;
- continue;
- }
- while (--z >= 0)
- msg[mlen++] = '.', msg[mlen++] = '0';
- z = 0;
- (void) sprintf(msg + mlen, ".%ld", (long)*i);
- mlen += strlen(msg + mlen);
- }
- message(1, msg, mlen);
- }
- }
-
- /*
- * End a page (process a DVI_EOP).
- */
- EndPage()
- {
-
- if (!UseThisPage)
- return;
- if (!SFlag)
- message(0, "]", 1);
- putbyte(outf, DVI_EOP);
- if (ferror(outf))
- error(1, -1, writeerr);
- CurrentPosition++;
- NumberOfOutputPages++;
- }
-
- /*
- * For each of the fonts used in the new DVI file, write out a definition.
- */
- /* ARGSUSED */
- void
- PostAmbleFontEnumerator(addr, key)
- char *addr;
- i32 key;
- {
-
- if (((struct fontinfo *)addr)->fi_reallyused)
- WriteFont((struct fontinfo *)addr);
- }
-
- HandlePostAmble()
- {
- register i32 c;
-
- (void) GetLong(inf); /* previous page pointer */
- if (GetLong(inf) != Numerator)
- GripeMismatchedValue("numerator");
- if (GetLong(inf) != Denominator)
- GripeMismatchedValue("denominator");
- if (GetLong(inf) != DVIMag)
- GripeMismatchedValue("\\magnification");
-
- putbyte(outf, DVI_POST);
- PutLong(outf, StartOfLastPage);
- PutLong(outf, Numerator);
- PutLong(outf, Denominator);
- PutLong(outf, DVIMag);
- c = GetLong(inf);
- PutLong(outf, c); /* tallest page height */
- c = GetLong(inf);
- PutLong(outf, c); /* widest page width */
- c = GetWord(inf);
- PutWord(outf, c); /* DVI stack size */
- PutWord(outf, NumberOfOutputPages);
- StartOfLastPage = CurrentPosition; /* point at post */
- CurrentPosition += 29; /* count all those `put's */
- #ifdef notdef
- (void) GetWord(inf); /* skip original number of pages */
- #endif
-
- /*
- * just ignore all the incoming font definitions; we are done with
- * input file
- */
-
- /*
- * run through the FontFinder table and dump definitions for the
- * fonts we have used.
- */
- SEnumerate(FontFinder, PostAmbleFontEnumerator);
-
- putbyte(outf, DVI_POSTPOST);
- PutLong(outf, StartOfLastPage); /* actually start of postamble */
- putbyte(outf, DVI_VERSION);
- putbyte(outf, DVI_FILLER);
- putbyte(outf, DVI_FILLER);
- putbyte(outf, DVI_FILLER);
- putbyte(outf, DVI_FILLER);
- CurrentPosition += 10;
- while (CurrentPosition & 3) {
- putbyte(outf, DVI_FILLER);
- CurrentPosition++;
- }
- if (ferror(outf))
- error(1, -1, writeerr);
- }
-
- /*
- * Write a font definition to the output file
- */
- WriteFont(fi)
- register struct fontinfo *fi;
- {
- register int l;
- register char *s;
-
- if (fi->fi_newindex < 256) {
- putbyte(outf, DVI_FNTDEF1);
- putbyte(outf, fi->fi_newindex);
- CurrentPosition += 2;
- } else if (fi->fi_newindex < 65536) {
- putbyte(outf, DVI_FNTDEF2);
- PutWord(outf, fi->fi_newindex);
- CurrentPosition += 3;
- } else if (fi->fi_newindex < 16777216) {
- putbyte(outf, DVI_FNTDEF3);
- Put3Byte(outf, fi->fi_newindex);
- CurrentPosition += 4;
- } else {
- putbyte(outf, DVI_FNTDEF4);
- PutLong(outf, fi->fi_newindex);
- CurrentPosition += 5;
- }
- PutLong(outf, fi->fi_checksum);
- PutLong(outf, fi->fi_mag);
- PutLong(outf, fi->fi_designsize);
- putbyte(outf, fi->fi_n1);
- putbyte(outf, fi->fi_n2);
- l = fi->fi_n1 + fi->fi_n2;
- CurrentPosition += 14 + l;
- s = fi->fi_name;
- while (--l >= 0)
- putbyte(outf, *s++);
- }
-
- /*
- * Handle the preamble. Someday we should update the comment field.
- */
- HandlePreAmble()
- {
- register int n, c;
-
- c = getc(inf);
- if (c == EOF)
- GripeUnexpectedDVIEOF();
- if (c != DVI_PRE)
- GripeMissingOp("PRE");
- if (getc(inf) != DVI_VERSION)
- error(1, 0, "%s is not a DVI version %d file",
- DVIFileName, DVI_VERSION);
- Numerator = GetLong(inf);
- Denominator = GetLong(inf);
- DVIMag = GetLong(inf);
- putbyte(outf, DVI_PRE);
- putbyte(outf, DVI_VERSION);
- PutLong(outf, Numerator);
- PutLong(outf, Denominator);
- PutLong(outf, DVIMag);
-
- n = UnSign8(GetByte(inf));
- CurrentPosition = 15 + n; /* well, almost */
- putbyte(outf, n);
- while (--n >= 0) {
- c = GetByte(inf);
- putbyte(outf, c);
- }
- }
-
- main(argc, argv)
- int argc;
- register char **argv;
- {
- register int c;
- register char *s;
- char *outname = NULL;
-
- Signature = 0;
-
- ProgName = *argv;
- setbuf(stderr, serrbuf);
-
- while ((c = getopt(argc, argv, "i:o:s:q")) != EOF) {
- switch (c) {
-
- case 'q': /* silent */
- SFlag++;
- break;
-
- case 'i':
- if (DVIFileName != NULL)
- goto usage;
- DVIFileName = optarg;
- break;
-
- case 'o':
- if (outname != NULL)
- goto usage;
- outname = optarg;
- break;
-
- case 's':
- if (Signature != 0)
- goto usage;
- Signature = atoi(optarg);
- if (Signature <= 0)
- error(1, -1, "-s parameter must be > 0");
- if (Signature % 4 != 0)
- error(1, -1,
- "-s parameter must be a multiple of 4");
- break;
-
- case '?':
- usage:
- (void) fprintf(stderr, "\
- Usage: %s [-s signature] [-q] [-i infile] [-o outfile] [infile [outfile]]\n",
- ProgName);
- (void) fflush(stderr);
- exit(1);
- }
- }
-
- while (optind < argc) {
- s = argv[optind++];
- c = *s;
- if (DVIFileName == NULL)
- DVIFileName = s;
- else if (outname == NULL)
- outname = s;
- else
- goto usage;
- }
- if (DVIFileName == NULL) {
- DVIFileName = "`stdin'";
- inf = stdin;
- } else if ((inf = fopen(DVIFileName, "r")) == 0)
- error(1, -1, "cannot read %s", DVIFileName);
- if (outname == NULL)
- outf = stdout;
- else if ((outf = fopen(outname, "w")) == 0)
- error(1, -1, "cannot write %s", outname);
-
- if ((FontFinder = SCreate(sizeof(struct fontinfo))) == 0)
- error(1, 0, "cannot create font finder (out of memory?)");
-
- /* copy inf to TEMP file if not seekable */
- if ((inf = SeekFile(inf)) == NULL) {
- error(1, 0, "can't seek file");
- }
- InputPageNumber = 0;
- StartOfLastPage = -1;
- HandlePreAmble();
- ScanDVIFile();
- HandleDVIFile();
- HandlePostAmble();
- if (!SFlag)
- (void) fprintf(stderr, "\nWrote %d page%s, %ld bytes\n",
- NumberOfOutputPages, NumberOfOutputPages == 1 ? "" : "s",
- (long)CurrentPosition);
- exit(0);
- /* NOTREACHED */
- }
-
- /*
- * Handle a font definition.
- */
- HandleFontDef(index)
- i32 index;
- {
- register struct fontinfo *fi;
- register int i;
- register char *s;
- int def = S_CREATE | S_EXCL;
-
- if (!UseThisPage) {
- if ((fi = (struct fontinfo *)SSearch(FontFinder, index, &def)) == 0)
- if (def & S_COLL)
- error(1, 0, "font %ld already defined", (long)index);
- else
- error(1, 0, "cannot stash font %ld (out of memory?)",
- (long)index);
- fi->fi_reallyused = 0;
- fi->fi_checksum = GetLong(inf);
- fi->fi_mag = GetLong(inf);
- fi->fi_designsize = GetLong(inf);
- fi->fi_n1 = UnSign8(GetByte(inf));
- fi->fi_n2 = UnSign8(GetByte(inf));
- i = fi->fi_n1 + fi->fi_n2;
- if ((s = malloc((unsigned)i)) == 0)
- GripeOutOfMemory(i, "font name");
- fi->fi_name = s;
- while (--i >= 0)
- *s++ = GetByte(inf);
- } else {
- (void) GetLong(inf);
- (void) GetLong(inf);
- (void) GetLong(inf);
- i = UnSign8(GetByte(inf));
- i += UnSign8(GetByte(inf));
- while (--i >= 0)
- (void) GetByte(inf);
- }
- }
-
- /*
- * Handle a \special.
- */
- HandleSpecial(c, l, p)
- int c;
- register int l;
- register i32 p;
- {
- register int i;
-
- if (UseThisPage) {
- putbyte(outf, c);
- switch (l) {
-
- case DPL_UNS1:
- putbyte(outf, p);
- CurrentPosition += 2;
- break;
-
- case DPL_UNS2:
- PutWord(outf, p);
- CurrentPosition += 3;
- break;
-
- case DPL_UNS3:
- Put3Byte(outf, p);
- CurrentPosition += 4;
- break;
-
- case DPL_SGN4:
- PutLong(outf, p);
- CurrentPosition += 5;
- break;
-
- default:
- panic("HandleSpecial l=%d", l);
- /* NOTREACHED */
- }
- CurrentPosition += p;
- while (--p >= 0) {
- i = getc(inf);
- putbyte(outf, i);
- }
- if (feof(inf))
- GripeUnexpectedDVIEOF();
- if (ferror(outf))
- error(1, -1, writeerr);
- } else
- while (--p >= 0)
- (void) getc(inf);
- }
-
- ReallyUseFont()
- {
- register struct fontinfo *fi;
- int look = S_LOOKUP;
-
- fi = (struct fontinfo *)SSearch(FontFinder, CurrentFontIndex, &look);
- if (fi == NULL)
- error(1, 0, "DVI file requested font %ld without defining it",
- (long)CurrentFontIndex);
- if (fi->fi_reallyused == 0) {
- fi->fi_reallyused++;
- fi->fi_newindex = NextOutputFontIndex++;
- WriteFont(fi);
- }
- if (fi->fi_newindex != OutputFontIndex) {
- PutFontSelector(fi->fi_newindex);
- OutputFontIndex = fi->fi_newindex;
- }
- }
-
- /*
- * Write a font selection command to the output file
- */
- PutFontSelector(index)
- i32 index;
- {
-
- if (index < 64) {
- putbyte(outf, index + DVI_FNTNUM0);
- CurrentPosition++;
- } else if (index < 256) {
- putbyte(outf, DVI_FNT1);
- putbyte(outf, index);
- CurrentPosition += 2;
- } else if (index < 65536) {
- putbyte(outf, DVI_FNT2);
- PutWord(outf, index);
- CurrentPosition += 3;
- } else if (index < 16777216) {
- putbyte(outf, DVI_FNT3);
- Put3Byte(outf, index);
- CurrentPosition += 4;
- } else {
- putbyte(outf, DVI_FNT4);
- PutLong(outf, index);
- CurrentPosition += 5;
- }
- }
-
- /*
- * The following table describes the length (in bytes) of each of the DVI
- * commands that we can simply copy, starting with DVI_SET1 (128).
- */
- char oplen[128] = {
- 0, 0, 0, 0, /* DVI_SET1 .. DVI_SET4 */
- 9, /* DVI_SETRULE */
- 0, 0, 0, 0, /* DVI_PUT1 .. DVI_PUT4 */
- 9, /* DVI_PUTRULE */
- 1, /* DVI_NOP */
- 0, /* DVI_BOP */
- 0, /* DVI_EOP */
- 1, /* DVI_PUSH */
- 1, /* DVI_POP */
- 2, 3, 4, 5, /* DVI_RIGHT1 .. DVI_RIGHT4 */
- 1, /* DVI_W0 */
- 2, 3, 4, 5, /* DVI_W1 .. DVI_W4 */
- 1, /* DVI_X0 */
- 2, 3, 4, 5, /* DVI_X1 .. DVI_X4 */
- 2, 3, 4, 5, /* DVI_DOWN1 .. DVI_DOWN4 */
- 1, /* DVI_Y0 */
- 2, 3, 4, 5, /* DVI_Y1 .. DVI_Y4 */
- 1, /* DVI_Z0 */
- 2, 3, 4, 5, /* DVI_Z1 .. DVI_Z4 */
- 0, /* DVI_FNTNUM0 (171) */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 172 .. 179 */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 180 .. 187 */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 188 .. 195 */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 196 .. 203 */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 204 .. 211 */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 212 .. 219 */
- 0, 0, 0, 0, 0, 0, 0, 0, /* 220 .. 227 */
- 0, 0, 0, 0, 0, 0, 0, /* 228 .. 234 */
- 0, 0, 0, 0, /* DVI_FNT1 .. DVI_FNT4 */
- 0, 0, 0, 0, /* DVI_XXX1 .. DVI_XXX4 */
- 0, 0, 0, 0, /* DVI_FNTDEF1 .. DVI_FNTDEF4 */
- 0, /* DVI_PRE */
- 0, /* DVI_POST */
- 0, /* DVI_POSTPOST */
- 0, 0, 0, 0, 0, 0, /* 250 .. 255 */
- };
-
- /*
- * Here we scan the input DVI file and record pointers to the pages.
- */
- ScanDVIFile()
- {
- UseThisPage = 0;
-
- StartOfPage[InputPageNumber] = ftell(inf);
- while (HandlePage()) { /* scan DVI file */
- StartOfPage[++InputPageNumber] = ftell(inf);
- }
- }
-
- /*
- * Here we read the input DVI file and write relevant pages to the
- * output DVI file. We also keep track of font changes, handle font
- * definitions, and perform some other housekeeping.
- */
- HandleDVIFile()
- {
- int CurrentPage, ActualPage, MaxPage;
-
- UseThisPage = 1;
-
- MaxPage = InputPageNumber + (4-InputPageNumber%4)%4;
-
- if (!Signature)
- Signature = MaxPage;
- for (CurrentPage = 0; CurrentPage < MaxPage; CurrentPage++) {
- ActualPage = CurrentPage - CurrentPage%Signature;
- switch (CurrentPage%4) {
- case 0:
- case 3:
- ActualPage += Signature-1-(CurrentPage%Signature)/2;
- break;
- case 1:
- case 2:
- ActualPage += (CurrentPage%Signature)/2;
- break;
- }
- if (ActualPage < InputPageNumber) {
- if (fseek(inf, StartOfPage[ActualPage], 0) == -1)
- error(1, -1,
- "can't seek page %d", ActualPage+1);
- HandlePage();
- } else
- PutEmptyPage();
- }
- if (fseek(inf, StartOfPage[InputPageNumber]+1, 0) == -1)
- error(1, -1, "can't seek last page");
- }
-
- int
- HandlePage()
- {
- register int c, l;
- register i32 p;
- register int CurrentFontOK = 0;
- int doingpage = 0;
-
- /* Only way out is via "return" statement */
- for (;;) {
- c = getc(inf); /* getc() returns unsigned values */
- if (DVI_IsChar(c)) {
- /*
- * Copy chars, note font usage, but ignore if
- * page is not interesting.
- */
- if (!UseThisPage)
- continue;
- if (!CurrentFontOK) {
- ReallyUseFont();
- CurrentFontOK++;
- }
- putbyte(outf, c);
- CurrentPosition++;
- continue;
- }
- if (DVI_IsFont(c)) { /* note font change */
- CurrentFontIndex = c - DVI_FNTNUM0;
- CurrentFontOK = 0;
- continue;
- }
- if (c == EOF)
- GripeUnexpectedDVIEOF();
- if ((l = (oplen - 128)[c]) != 0) { /* simple copy */
- if (!UseThisPage) {
- while (--l > 0)
- (void) getc(inf);
- continue;
- }
- CurrentPosition += l;
- putbyte(outf, c);
- while (--l > 0) {
- c = getc(inf);
- putbyte(outf, c);
- }
- if (ferror(outf))
- error(1, -1, writeerr);
- continue;
- }
- if ((l = DVI_OpLen(c)) != 0) {
- /*
- * Handle other generics.
- * N.B.: there should only be unsigned parameters
- * here (save SGN4), for commands with negative
- * parameters have been taken care of above.
- */
- switch (l) {
-
- case DPL_UNS1:
- p = getc(inf);
- break;
-
- case DPL_UNS2:
- fGetWord(inf, p);
- break;
-
- case DPL_UNS3:
- fGet3Byte(inf, p);
- break;
-
- case DPL_SGN4:
- fGetLong(inf, p);
- break;
-
- default:
- panic("HandleDVIFile l=%d", l);
- }
-
- /*
- * Now that we have the parameter, perform the
- * command.
- */
- switch (DVI_DT(c)) {
-
- case DT_SET:
- case DT_PUT:
- if (!UseThisPage)
- continue;
- if (!CurrentFontOK) {
- ReallyUseFont();
- CurrentFontOK++;
- }
- putbyte(outf, c);
- switch (l) {
-
- case DPL_UNS1:
- putbyte(outf, p);
- CurrentPosition += 2;
- continue;
-
- case DPL_UNS2:
- PutWord(outf, p);
- CurrentPosition += 3;
- continue;
-
- case DPL_UNS3:
- Put3Byte(outf, p);
- CurrentPosition += 4;
- continue;
-
- case DPL_SGN4:
- PutLong(outf, p);
- CurrentPosition += 5;
- continue;
- }
-
- case DT_FNT:
- CurrentFontIndex = p;
- CurrentFontOK = 0;
- continue;
-
- case DT_XXX:
- HandleSpecial(c, l, p);
- continue;
-
- case DT_FNTDEF:
- HandleFontDef(p);
- continue;
-
- default:
- panic("HandleDVIFile DVI_DT(%d)=%d",
- c, DVI_DT(c));
- }
- continue;
- }
-
- switch (c) { /* handle the few remaining cases */
-
- case DVI_BOP:
- if (doingpage)
- GripeUnexpectedOp("BOP (during page)");
- BeginPage();
- doingpage = 1;
- break;
-
- case DVI_EOP:
- if (!doingpage)
- GripeUnexpectedOp("EOP (outside page)");
- EndPage();
- doingpage = 0;
- return(1);
-
- case DVI_PRE:
- GripeUnexpectedOp("PRE");
- /* NOTREACHED */
-
- case DVI_POST:
- if (doingpage)
- GripeUnexpectedOp("POST (inside page)");
- return(0);
-
- case DVI_POSTPOST:
- GripeUnexpectedOp("POSTPOST");
- /* NOTREACHED */
-
- default:
- GripeUndefinedOp(c);
- /* NOTREACHED */
- }
- }
- }
-
- /* write an empty page to fill out space */
- PutEmptyPage()
- {
- int i;
-
- putbyte(outf, DVI_BOP);
- PutLong(outf, -1L);
- for (i = 1; i < 10; i++) /* set all sub counts to 0 */
- PutLong(outf, 0L);
- PutLong(outf, StartOfLastPage);
- putbyte(outf, DVI_EOP);
- if (!SFlag) { /* write nice page usage messages */
- char *msg = "[*]";
- message(1, msg, strlen(msg));
- }
- if (ferror(outf))
- error(1, -1, writeerr);
-
- StartOfLastPage = CurrentPosition;
- CurrentPosition += 46; /* we just wrote this much */
- NumberOfOutputPages++;
- }
-