usr/src/usr.bin/ex/ovprintf.c

/* Copyright (c) 1979 Regents of the University of California */
static char *sccsid = "@(#)ovprintf.c   1.1 %G%";

/*
 * This version of printf calls doprnt, and as such is not portable,
 * since doprnt is written in pdp-11 assembly language.  (There is a
 * vax doprnt which has the first 2 arguments reversed.  We don't use it.)
 * This version is used because it is about 900 bytes smaller than the
 * portable version, which is also included in case it is needed.
 */
#ifdef TRACE
#include        <stdio.h>
#undef putchar
#endif

printf(fmt, args)
char *fmt;
{
        _doprnt(fmt, &args, 0);
}

_strout(string, count, adjust, file, fillch)
register char *string;
register count;
int adjust;
register struct _iobuf *file;
{
        while (adjust < 0) {
                if (*string=='-' && fillch=='0') {
                        putchar(*string++);
                        count--;
                }
                putchar(fillch);
                adjust++;
        }
        while (--count>=0)
                putchar(*string++);
        while (adjust) {
                putchar(fillch);
                adjust--;
        }
}