From 55a12afa51b15c9c7304bceee819b293bc199f05 Mon Sep 17 00:00:00 2001 From: nobody Date: Tue, 9 Dec 2003 01:57:09 +0000 Subject: This commit was manufactured by cvs2svn to create branch 'gnome-2-8-devel'. svn path=/branches/gnome-2-8-devel/; revision=3389 --- support/mkstemp.c | 100 ------------------------------------------------------ 1 file changed, 100 deletions(-) delete mode 100644 support/mkstemp.c (limited to 'support/mkstemp.c') diff --git a/support/mkstemp.c b/support/mkstemp.c deleted file mode 100644 index 09c5a55e..00000000 --- a/support/mkstemp.c +++ /dev/null @@ -1,100 +0,0 @@ -/* Copyright (C) 1991, 1992, 1996, 1998 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., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include -#include -#include -#include -#include -#include -#include - -#ifdef _LIBC -#include -#define gettimeofday __gettimeofday -#define set_errno(e) __set_errno(e) -typedef uint64_t big_type; -#else -#define set_errno(e) errno = (e) -/* FIXME: maybe check for long long. */ -typedef long big_type; -#endif - -/* Generate a unique temporary file name from TEMPLATE. - The last six characters of TEMPLATE must be "XXXXXX"; - they are replaced with a string that makes the filename unique. - Returns a file descriptor open on the file for reading and writing. */ -int -mkstemp (template) - char *template; -{ - static const char letters[] - = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"; - static big_type value; - struct timeval tv; - char *XXXXXX; - size_t len; - int count; - - len = strlen (template); - if (len < 6 || strcmp (&template[len - 6], "XXXXXX")) - { - set_errno (EINVAL); - return -1; - } - - /* This is where the Xs start. */ - XXXXXX = &template[len - 6]; - - /* Get some more or less random data. */ - gettimeofday (&tv, NULL); - value += ((big_type) tv.tv_usec << 16) ^ tv.tv_sec ^ getpid (); - - for (count = 0; count < TMP_MAX; ++count) - { - big_type v = value; - int fd; - - /* Fill in the random bits. */ - XXXXXX[0] = letters[v % 62]; - v /= 62; - XXXXXX[1] = letters[v % 62]; - v /= 62; - XXXXXX[2] = letters[v % 62]; - v /= 62; - XXXXXX[3] = letters[v % 62]; - v /= 62; - XXXXXX[4] = letters[v % 62]; - v /= 62; - XXXXXX[5] = letters[v % 62]; - - fd = open (template, O_RDWR|O_CREAT|O_EXCL, 0600); - if (fd >= 0) - /* The file does not exist. */ - return fd; - - /* This is a random value. It is only necessary that the next - TMP_MAX values generated by adding 7777 to VALUE are different - with (module 2^32). */ - value += 7777; - } - - /* We return the null string if we can't find a unique file name. */ - template[0] = '\0'; - return -1; -} -- cgit v1.2.1