/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include <u.h>#include <libc.h>#include <bio.h>#include <stdio.h>#include "common.h"#include "tr2post.h"#include "comments.h"#include "path.h" int formsperpage = 1;int picflag = 1;double aspectratio = 1.0;int copies = 1;int landscape = 0;double magnification = 1.0;int linesperpage = 66;int pointsize = 10;double xoffset = .25;double yoffset = .25;char *passthrough = 0; Biobuf binp, *bstdout, bstderr;Biobufhdr *Bstdin, *Bstdout, *Bstderr;int debug = 0; char tmpfilename[MAXTOKENSIZE];char copybuf[BUFSIZ]; struct charent **build_char_list = 0;int build_char_cnt = 0; voidprologues(void) {	int i;	char charlibname[MAXTOKENSIZE]; 	Bprint(Bstdout, "%s", CONFORMING);	Bprint(Bstdout, "%s %s\n", VERSION, PROGRAMVERSION);	Bprint(Bstdout, "%s %s\n", CREATOR, PROGRAMNAME);	Bprint(Bstdout, "%s %s\n", DOCUMENTFONTS, ATEND);	Bprint(Bstdout, "%s %s\n", PAGES, ATEND);	Bprint(Bstdout, "%s", ENDCOMMENTS); 	if (cat(DPOST)) {		fprint(2, "can't read %s\n", DPOST);		exits("dpost prologue");	} 	if (drawflag) {		if (cat(DRAW)) {			fprint(2, "can't read %s\n", DRAW);			exits("draw prologue");		}	} 	if (DOROUND)		cat(ROUNDPAGE); 	Bprint(Bstdout, "%s", ENDPROLOG);	Bprint(Bstdout, "%s", BEGINSETUP);	Bprint(Bstdout, "mark\n");	if (formsperpage > 1) {		Bprint(Bstdout, "%s %d\n", FORMSPERPAGE, formsperpage);		Bprint(Bstdout, "/formsperpage %d def\n", formsperpage);	}	if (aspectratio != 1) Bprint(Bstdout, "/aspectratio %g def\n", aspectratio);	if (copies != 1) Bprint(Bstdout, "/#copies %d store\n", copies);	if (landscape) Bprint(Bstdout, "/landscape true def\n");	if (magnification != 1) Bprint(Bstdout, "/magnification %g def\n", magnification);	if (pointsize != 10) Bprint(Bstdout, "/pointsize %d def\n", pointsize);	if (xoffset != .25) Bprint(Bstdout, "/xoffset %g def\n", xoffset);	if (yoffset != .25) Bprint(Bstdout, "/yoffset %g def\n", yoffset);	cat(ENCODINGDIR"/Latin1.enc");	if (passthrough != 0) Bprint(Bstdout, "%s\n", passthrough); 	Bprint(Bstdout, "setup\n");	if (formsperpage > 1) {		cat(FORMFILE);		Bprint(Bstdout, "%d setupforms \n", formsperpage);	}/* output Build character info from charlib if necessary. */ 	for (i=0; i<build_char_cnt; i++) {		sprint(charlibname, "%s/%s", CHARLIB, build_char_list[i]->name);		if (cat(charlibname))		fprint(2, "cannot open %s\n", charlibname);	} 	Bprint(Bstdout, "%s", ENDSETUP);} voidcleanup(void) {	remove(tmpfilename);} voidmain(int argc, char *argv[]) {	Biobuf *binp;	Biobufhdr *Binp;	int i, tot, ifd;	char *t; 	programname = argv[0];	if (Binit(&bstderr, 2, OWRITE) == Beof)		sysfatal("Binit");	Bstderr = &bstderr.Biobufhdr; 	tmpnam(tmpfilename);	if ((bstdout=Bopen(tmpfilename, OWRITE)) == 0)		sysfatal("cannot open temporary file %s: %r", tmpfilename);	atexit(cleanup);	Bstdout = &bstdout->Biobufhdr; 	ARGBEGIN{	case 'a':			/* aspect ratio */		aspectratio = atof(ARGF());		break;	case 'c':			/* copies */		copies = atoi(ARGF());		break;	case 'd':		debug = 1;		break;	case 'm':			/* magnification */		magnification = atof(ARGF());		break;	case 'n':			/* forms per page */		formsperpage = atoi(ARGF());		break;	case 'o':			/* output page list */		pagelist(ARGF());		break;	case 'p':			/* landscape or portrait mode */		if ( ARGF()[0] == 'l' )			landscape = 1;		else			landscape = 0;		break;	case 'x':			/* shift things horizontally */		xoffset = atof(ARGF());		break;	case 'y':			/* and vertically on the page */		yoffset = atof(ARGF());		break;	case 'P':			/* PostScript pass through */		t = ARGF();		i = strlen(t) + 1;		passthrough = malloc(i);		if (passthrough == 0)			sysfatal("malloc");		strncpy(passthrough, t, i);		break;	default:			/* don't know what to do for ch */		fprint(2, "unknown option %C\n", ARGC());		break;	}ARGEND; 	readDESC();	if (argc == 0) {		if ((binp = (Biobuf *)malloc(sizeof(Biobuf))) == nil)			sysfatal("malloc");		if (Binit(binp, 0, OREAD) == Beof)			sysfatal("Binit of <stdin> failed.");		Binp = &binp->Biobufhdr;		if (debug) fprint(2, "using standard input\n");		conv(Binp);		Bterm(Binp);	}	for (i=0; i<argc; i++) {		if ((binp=Bopen(argv[i], OREAD)) == 0) {			fprint(2, "cannot open file %s\n", argv[i]);			continue;		}		Binp = &binp->Biobufhdr;		inputfilename = argv[i];		conv(Binp);		Bterm(Binp);	}	Bterm(Bstdout); 	if ((ifd=open(tmpfilename, OREAD)) < 0)		sysfatal("open of %s failed: %r", tmpfilename); 	bstdout = galloc(0, sizeof(Biobuf), "bstdout");	if (Binit(bstdout, 1, OWRITE) == Beof)		sysfatal("Binit of <stdout> failed.");	Bstdout = &(bstdout->Biobufhdr);	prologues();	Bflush(Bstdout);	tot = 0;	while ((i=read(ifd, copybuf, BUFSIZ)) > 0) {		if (write(1, copybuf, i) != i) {			fprint(2, "write error on copying from temp file.\n");			exits("write");		}		tot += i;	}	if (debug) fprint(2, "copied %d bytes to final output i=%d\n", tot, i);	if (i < 0)		sysfatal("read error copying from temp file: %r");	finish();	exits("");}