/*
- * "$Id: tempfile.c 177 2006-06-21 00:20:03Z jlovell $"
+ * "$Id: tempfile.c 7337 2008-02-22 04:44:04Z mike $"
*
- * Temp file utilities for the Common UNIX Printing System (CUPS).
+ * Temp file utilities for CUPS.
*
- * Copyright 1997-2005 by Easy Software Products.
+ * Copyright 2007-2010 by Apple Inc.
+ * Copyright 1997-2006 by Easy Software Products.
*
* These coded instructions, statements, and computer programs are the
- * property of Easy Software Products and are protected by Federal
- * copyright law. Distribution and use rights are outlined in the file
- * "LICENSE.txt" which should have been included with this file. If this
- * file is missing or damaged please contact Easy Software Products
- * at:
- *
- * Attn: CUPS Licensing Information
- * Easy Software Products
- * 44141 Airport View Drive, Suite 204
- * Hollywood, Maryland 20636 USA
- *
- * Voice: (301) 373-9600
- * EMail: cups-info@cups.org
- * WWW: http://www.cups.org
+ * property of Apple Inc. and are protected by Federal copyright
+ * law. Distribution and use rights are outlined in the file "LICENSE.txt"
+ * which should have been included with this file. If this file is
+ * file is missing or damaged, see the license at "http://www.cups.org/".
*
* This file is subject to the Apple OS-Developed Software exception.
*
* Contents:
*
- * cupsTempFd() - Create a temporary file.
- * cupsTempFile() - Generate a temporary filename.
- * cupsTempFile2() - Create a temporary CUPS file.
+ * cupsTempFd() - Creates a temporary file.
+ * cupsTempFile() - Generates a temporary filename.
+ * cupsTempFile2() - Creates a temporary CUPS file.
*/
/*
* Include necessary headers...
*/
-#include "globals.h"
-#include "debug.h"
+#include "cups-private.h"
#include <stdlib.h>
-#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#if defined(WIN32) || defined(__EMX__)
/*
- * 'cupsTempFd()' - Create a temporary file.
+ * 'cupsTempFd()' - Creates a temporary file.
*
- * The temporary filename is stored in the filename buffer.
+ * The temporary filename is returned in the filename buffer.
+ * The temporary file is opened for reading and writing.
*/
-int /* O - New file descriptor */
+int /* O - New file descriptor or -1 on error */
cupsTempFd(char *filename, /* I - Pointer to buffer */
int len) /* I - Size of buffer */
{
tmpdir = tmppath;
}
#else
- if ((tmpdir = getenv("TMPDIR")) == NULL)
- {
- /*
- * Put root temp files in restricted temp directory...
- */
+ /*
+ * Previously we put root temporary files in the default CUPS temporary
+ * directory under /var/spool/cups. However, since the scheduler cleans
+ * out temporary files there and runs independently of the user apps, we
+ * don't want to use it unless specifically told to by cupsd.
+ */
- if (getuid() == 0)
- tmpdir = CUPS_REQUESTS "/tmp";
- else
- tmpdir = "/tmp";
- }
+ if ((tmpdir = getenv("TMPDIR")) == NULL)
+# ifdef __APPLE__
+ tmpdir = "/private/tmp"; /* /tmp is a symlink to /private/tmp */
+# else
+ tmpdir = "/tmp";
+# endif /* __APPLE__ */
#endif /* WIN32 */
/*
* Format a string using the hex time values...
*/
- snprintf(filename, len - 1, "%s/%08lx%05lx", tmpdir,
- (unsigned long)curtime.tv_sec, (unsigned long)curtime.tv_usec);
+ snprintf(filename, len - 1, "%s/%05x%08x", tmpdir, (unsigned)getpid(),
+ (unsigned)(curtime.tv_sec + curtime.tv_usec + tries));
#endif /* WIN32 */
/*
/*
- * 'cupsTempFile()' - Generate a temporary filename.
+ * 'cupsTempFile()' - Generates a temporary filename.
*
- * The temporary filename is stored in the filename buffer.
- * This function is deprecated - use cupsTempFd() or cupsTempFile2()
- * instead.
+ * The temporary filename is returned in the filename buffer.
+ * This function is deprecated - use @link cupsTempFd@ or
+ * @link cupsTempFile2@ instead.
*
* @deprecated@
*/
-char * /* O - Filename */
+char * /* O - Filename or @code NULL@ on error */
cupsTempFile(char *filename, /* I - Pointer to buffer */
int len) /* I - Size of buffer */
{
/*
- * 'cupsTempFile2()' - Create a temporary CUPS file.
+ * 'cupsTempFile2()' - Creates a temporary CUPS file.
*
- * The temporary filename is stored in the filename buffer.
+ * The temporary filename is returned in the filename buffer.
+ * The temporary file is opened for writing.
*
- * @since CUPS 1.2@
+ * @since CUPS 1.2/Mac OS X 10.5@
*/
-cups_file_t * /* O - CUPS file or NULL on error */
+cups_file_t * /* O - CUPS file or @code NULL@ on error */
cupsTempFile2(char *filename, /* I - Pointer to buffer */
int len) /* I - Size of buffer */
{
/*
- * End of "$Id: tempfile.c 177 2006-06-21 00:20:03Z jlovell $".
+ * End of "$Id: tempfile.c 7337 2008-02-22 04:44:04Z mike $".
*/