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Annotation of OpenXM/src/asir-doc/jtexindex/C/bzero.c, Revision 1.1.1.1

1.1       noro        1: /*
                      2:  * Copyright (C) 1993 Free Software Foundation, Inc.
                      3:  *
                      4:  * This program is free software; you can redistribute it and/or modify
                      5:  * it under the terms of the GNU General Public License as published by
                      6:  * the Free Software Foundation; either version 2, or (at your option)
                      7:  * any later version.
                      8:  *
                      9:  * This program is distributed in the hope that it will be useful,
                     10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
                     11:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     12:  * GNU General Public License for more details.
                     13:  *
                     14:  * You should have received a copy of the GNU General Public License
                     15:  * along with this program; if not, you can either send email to this
                     16:  * program's author (see below) or write to: The Free Software Foundation,
                     17:  * Inc.; 59 Temple Place - Suite 330. Boston, MA 02111-1307, USA.
                     18:  */
                     19:
                     20: #if !defined (HAVE_MEMSET) && !defined (HAVE_BZERO)
                     21:
                     22: void
                     23: bzero (b, length)
                     24:      register char *b;
                     25:      register int length;
                     26: {
                     27: #ifdef VMS /* but this is definitely VMS-specific */
                     28:   short zero = 0;
                     29:   long max_str = 65535;
                     30:
                     31:   while (length > max_str)
                     32:     {
                     33:       (void) LIB$MOVC5 (&zero, &zero, &zero, &max_str, b);
                     34:       length -= max_str;
                     35:       b += max_str;
                     36:     }
                     37:   (void) LIB$MOVC5 (&zero, &zero, &zero, &length, b);
                     38: #else
                     39:   while (length-- > 0)
                     40:     *b++ = 0;
                     41: #endif /* not VMS */
                     42: }
                     43:
                     44: #endif /* not HAVE_MEMSET && not HAVE_BZERO */