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-rw-r--r--stdio-common/tmpfile.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/stdio-common/tmpfile.c b/stdio-common/tmpfile.c
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--- /dev/null
+++ b/stdio-common/tmpfile.c
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+/* 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;
+}