free ww_fmap if anyway

[unix-history] / usr / src / usr.bin / window / wwmisc.c

#ifndef lint
static  char *sccsid = "@(#)wwmisc.c    3.1 83/08/11";
#endif

#include "ww.h"

char *
unctrl(c)
register char c;
{
       static char buf[5];
       register char *p = buf;

       if (c == DEL) {
               *p++ = '^';
               *p++ = '?';
       } else if (c < ' ') {
               *p++ = '^';
               *p++ = c + '@';
       } else if (c > DEL) {
               *p++ = '\\';
               *p++ = (c >> 6 & 3) + '0';
               *p++ = (c >> 3 & 7) + '0';
               *p++ = (c & 7) + '0';
       } else
               *p++ = c;
       *p = 0;
       return buf;
}