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Annotation of 43BSDTahoe/usr.lib/libI77/wsfe.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)wsfe.c      5.3     6/11/86
        !             7:  */
        !             8: 
        !             9: /*
        !            10:  * write sequential formatted external
        !            11:  */
        !            12: 
        !            13: #include "fio.h"
        !            14: 
        !            15: LOCAL char wsfe[] = "write sfe";
        !            16: 
        !            17: extern int w_ed(),w_ned();
        !            18: int x_putc(),pr_put(),x_wend(),x_wnew(),x_tab();
        !            19: LOCAL ioflag new;
        !            20: 
        !            21: s_wsfe(a) cilist *a;   /*start*/
        !            22: {      int n;
        !            23:        reading = NO;
        !            24:        sequential = YES;
        !            25:        if(n=c_sfe(a,WRITE,SEQ,wsfe)) return(n);
        !            26:        if(curunit->url) err(errflag,F_ERNOSIO,wsfe)
        !            27:        if(!curunit->uwrt && ! nowwriting(curunit)) err(errflag, errno, wsfe)
        !            28:        curunit->uend = NO;
        !            29:        if (curunit->uprnt) putn = pr_put;
        !            30:        else putn = x_putc;
        !            31:        new = YES;
        !            32:        doed= w_ed;
        !            33:        doned= w_ned;
        !            34:        doend = x_wend;
        !            35:        dorevert = donewrec = x_wnew;
        !            36:        dotab = x_tab;
        !            37:        if(pars_f()) err(errflag,F_ERFMT,wsfe)
        !            38:        fmt_bg();
        !            39:        return(OK);
        !            40: }
        !            41: 
        !            42: LOCAL
        !            43: x_putc(c)
        !            44: {
        !            45:        if(c=='\n') recpos = reclen = cursor = 0;
        !            46:        else recpos++;
        !            47:        putc(c,cf);
        !            48:        return(OK);
        !            49: }
        !            50: 
        !            51: LOCAL
        !            52: pr_put(c)
        !            53: {
        !            54:        if(c=='\n')
        !            55:        {       new = YES;
        !            56:                recpos = reclen = cursor = 0;
        !            57:        }
        !            58:        else if(new)
        !            59:        {       new = NO;
        !            60:                if(c=='0') c = '\n';
        !            61:                else if(c=='1') c = '\f';
        !            62:                else return(OK);
        !            63:        }
        !            64:        else recpos++;
        !            65:        putc(c,cf);
        !            66:        return(OK);
        !            67: }
        !            68: 
        !            69: LOCAL
        !            70: x_wnew()
        !            71: {
        !            72:        if(reclen>recpos) fseek(cf,(long)(reclen-recpos),1);
        !            73:        return((*putn)('\n'));
        !            74: }
        !            75: 
        !            76: LOCAL
        !            77: x_wend(last) char last;
        !            78: {
        !            79:        if(reclen>recpos) fseek(cf,(long)(reclen-recpos),1);
        !            80:        if(last)
        !            81:                return((*putn)(last));
        !            82:        else
        !            83:                return(OK);
        !            84: }
        !            85: 
        !            86: e_wsfe()
        !            87: {      int n;
        !            88:        n=en_fio();
        !            89:        fmtbuf=NULL;
        !            90:        return(n);
        !            91: }

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