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greg | 
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#ifndef lint | 
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static const char       RCSid[] = "$Id$"; | 
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#endif | 
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/* | 
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 *  Program to send meta-files to MacIntosh printer | 
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 * | 
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 *  cc -o macprt macprt.c macplot.o mfio.o syscalls.o misc.o -lplot | 
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 */ | 
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#include  <fcntl.h> | 
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#include  "meta.h" | 
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#include  "macplot.h" | 
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#include  <print.h> | 
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char  *progname; | 
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int  dxsize, dysize;            /* plot dimensions */ | 
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static short  newpage = TRUE;  | 
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static PRIMITIVE  nextp; | 
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static GrafPort  ourPort; | 
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main(argc, argv) | 
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int  argc; | 
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char  **argv; | 
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{ | 
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 FILE  *fp; | 
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 progname = *argv++; | 
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 argc--; | 
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 while (argc && **argv == '-')  { | 
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    switch (*(*argv+1))  { | 
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       default: | 
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          error(WARNING, "unknown option"); | 
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          break; | 
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       } | 
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    argv++; | 
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    argc--; | 
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    } | 
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 InitGraf(&thePort); | 
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 if (argc) | 
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    while (argc)  { | 
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       fp = efopen(*argv, "r"); | 
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       plot(fp); | 
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       fclose(fp); | 
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       argv++; | 
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       argc--; | 
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       } | 
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 else | 
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    plot(stdin); | 
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 return(0); | 
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} | 
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plot(infp)              /* plot meta-file */ | 
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register FILE  *infp; | 
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{ | 
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    OpenPort(&ourPort); | 
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    TextFont(4);                /* 9-point Monaco */ | 
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    TextSize(9); | 
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    dxsize = dysize = min(ourPort.portRect.right - ourPort.portRect.left, | 
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                        ourPort.portRect.bottom - ourPort.portRect.top); | 
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    do { | 
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        readp(&nextp, infp); | 
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        while (isprim(nextp.com)) { | 
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            doprim(&nextp); | 
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            fargs(&nextp); | 
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            readp(&nextp, infp); | 
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        } | 
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        doglobal(&nextp); | 
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        fargs(&nextp); | 
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    } while (nextp.com != PEOF); | 
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    ClosePort(&ourPort); | 
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} | 
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doglobal(g)                     /* execute a global command */ | 
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register PRIMITIVE  *g; | 
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{ | 
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    int  tty; | 
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    char  c; | 
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    switch (g->com) { | 
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        case PEOF: | 
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            break; | 
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        case PDRAW: | 
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            fflush(stdout); | 
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            break; | 
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        case PEOP: | 
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            newpage = TRUE; | 
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                /* fall through */ | 
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        case PPAUSE: | 
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            fflush(stdout); | 
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            tty = open(TTY, O_RDWR); | 
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            if (g->args != NULL) { | 
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                write(tty, g->args, strlen(g->args)); | 
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                write(tty, " - (hit return to continue)", 27); | 
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            } else | 
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                write(tty, "\007", 1); | 
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            do { | 
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                c = '\n'; | 
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                read(tty, &c, 1); | 
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            } while (c != '\n' && c != '\r'); | 
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            close(tty); | 
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            break; | 
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        case PSET: | 
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            set(g->arg0, g->args); | 
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                break; | 
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        case PUNSET: | 
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            unset(g->arg0); | 
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                break; | 
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        case PRESET: | 
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            reset(g->arg0); | 
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                break; | 
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        default: | 
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            sprintf(errmsg, "unknown command '%c' in doglobal", g->com); | 
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            error(WARNING, errmsg); | 
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            break; | 
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        } | 
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} | 
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doprim(p)               /* plot primitive */ | 
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register PRIMITIVE  *p; | 
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{ | 
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    if (newpage) { | 
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        EraseRgn(ourPort.visRgn); | 
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        newpage = FALSE; | 
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    } | 
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    switch (p->com) { | 
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        case PLSEG: | 
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            plotlseg(p); | 
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            break; | 
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        case PMSTR: | 
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            printstr(p); | 
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            break; | 
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        case PRFILL: | 
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            fillrect(p); | 
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            break; | 
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        case PTFILL: | 
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            filltri(p); | 
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            break; | 
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        case PPFILL: | 
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            fillpoly(p); | 
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            break; | 
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        default: | 
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            sprintf(errmsg, "unknown command '%c' in doprim", p->com); | 
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            error(WARNING, errmsg); | 
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            return; | 
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    } | 
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} |