2.9BSD - /usr/src/ucb/ex/ex2/printf.c

   1: /* Copyright (c) 1979 Regents of the University of California */
   2: 
   3: /*
   4:  * This version of printf calls doprnt, and as such is not portable,
   5:  * since doprnt is written in pdp-11 assembly language.  (There is a
   6:  * vax doprnt which has the first 2 arguments reversed.  We don't use it.)
   7:  * This version is used because it is about 900 bytes smaller than the
   8:  * portable version, which is also included in case it is needed.
   9:  */
  10: #ifdef TRACE
  11: #include    <stdio.h>
  12: #undef putchar
  13: #endif
  14: 
  15: printf(fmt, args)
  16: char *fmt;
  17: {
  18:     _doprnt(fmt, &args, 0);
  19: }
  20: 
  21: _strout(string, count, adjust, file, fillch)
  22: register char *string;
  23: register count;
  24: int adjust;
  25: register struct _iobuf *file;
  26: {
  27:     while (adjust < 0) {
  28:         if (*string=='-' && fillch=='0') {
  29:             putchar(*string++);
  30:             count--;
  31:         }
  32:         putchar(fillch);
  33:         adjust++;
  34:     }
  35:     while (--count>=0)
  36:         putchar(*string++);
  37:     while (adjust) {
  38:         putchar(fillch);
  39:         adjust--;
  40:     }
  41: }

Defined functions