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2000-09-26 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/gethostid.c (sethostid): Use O_TRUNC to remove possible garbage at the end of the file. * stdio-common/tmpnam_r.c: Warn about insecure tmpnam_r. * stdio-common/tmpnam.c: Warn about insecure tmpnam. * stdio-common/tempnam.c: Warn about insecure tempnam. * misc/mktemp.c: Warn about insecure mktemp.
37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <stdio.h>
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#include <stdlib.h>
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/* Generate a unique temporary file name from TEMPLATE.
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The last six characters of TEMPLATE must be "XXXXXX";
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they are replaced with a string that makes the filename unique. */
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char *
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mktemp (template)
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char *template;
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{
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if (__gen_tempname (template, __GT_NOCREATE) < 0)
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/* We return the null string if we can't find a unique file name. */
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template[0] = '\0';
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return template;
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}
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link_warning (mktemp, "the use of `mktemp' is dangerous, better use `mkstemp'")
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