Subversion Repositories planix.SVN

#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;

void
prologues(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);
}

void
cleanup(void) {
        remove(tmpfilename);
}

void
main(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("");
}