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Annotation of 41BSD/lib/libpc/NEWZ.c, revision 1.1.1.1

1.1       root        1: /* Copyright (c) 1979 Regents of the University of California */
                      2: 
                      3: static char sccsid[] = "@(#)NEWZ.c 1.1 10/29/80";
                      4: 
                      5: #include "h00vars.h"
                      6: #include "h01errs.h"
                      7: 
                      8: NEWZ(var, size)
                      9:        char    **var;  /* pointer to item being deallocated */
                     10:        int     size;   /* sizeof struct pointed to by var */
                     11: {
                     12:        register char   *cp;
                     13:        char            *limit;
                     14:        extern char     *malloc();
                     15: 
                     16:        cp = malloc(size);
                     17:        if (cp == 0) {
                     18:                ERROR(EOUTOFMEM,0);
                     19:                return;
                     20:        }
                     21:        *var = cp;
                     22:        if (cp < _minptr)
                     23:                _minptr = cp;
                     24:        limit = cp + size;
                     25:        if (limit > _maxptr)
                     26:                _maxptr = limit;
                     27:        for (; cp < limit; *cp++ = '\0')
                     28:                /* void */;
                     29: }

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