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Annotation of 43BSDReno/usr.bin/ex/ovprintf.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: 
        !             7: #ifndef lint
        !             8: static char *sccsid = "@(#)ovprintf.c  1.3 (Berkeley) 6/7/85";
        !             9: #endif not lint
        !            10: 
        !            11: /*
        !            12:  * This version of printf calls doprnt, and as such is not portable,
        !            13:  * since doprnt is written in pdp-11 assembly language.  (There is a
        !            14:  * vax doprnt which has the first 2 arguments reversed.  We don't use it.)
        !            15:  * This version is used because it is about 900 bytes smaller than the
        !            16:  * portable version, which is also included in case it is needed.
        !            17:  */
        !            18: #ifdef TRACE
        !            19: #include       <stdio.h>
        !            20: #undef putchar
        !            21: #endif
        !            22: 
        !            23: printf(fmt, args)
        !            24: char *fmt;
        !            25: {
        !            26:        _doprnt(fmt, &args, 0);
        !            27: }
        !            28: 
        !            29: _strout(string, count, adjust, file, fillch)
        !            30: register char *string;
        !            31: register count;
        !            32: int adjust;
        !            33: register struct _iobuf *file;
        !            34: {
        !            35:        while (adjust < 0) {
        !            36:                if (*string=='-' && fillch=='0') {
        !            37:                        putchar(*string++);
        !            38:                        count--;
        !            39:                }
        !            40:                putchar(fillch);
        !            41:                adjust++;
        !            42:        }
        !            43:        while (--count>=0)
        !            44:                putchar(*string++);
        !            45:        while (adjust) {
        !            46:                putchar(fillch);
        !            47:                adjust--;
        !            48:        }
        !            49: }

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