/* Copyright (C) 1991, 1993 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <ansidecl.h> #include <stdio.h> /* This returns a new stream opened on a temporary file (generated by tmpnam) The file is opened with mode "w+b" (binary read/write). If we couldn't generate a unique filename or the file couldn't be opened, NULL is returned. */ FILE * DEFUN_VOID(tmpfile) { char *filename; FILE *f; filename = __stdio_gen_tempname ((char *) NULL, "tmpf", 0, (size_t *) NULL, &f); if (filename == NULL) return NULL; /* Note that this relies on the Unix semantics that a file is not really removed until it is closed. */ (void) remove (filename); return f; }