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Release Notes

mktemp 1.8 released: 03/04/2024

  • The Xs in the temporary file templates may now be anywhere in the last path component, not just at the end.

  • Long options are now supported on systems without getopt_long(3).

  • It is now possible to use cmake instead of configure to build mktemp.

  • mktemp(1) now always uses its private copy of the mktemp(3) family of functions.

mktemp 1.7 released: 04/25/2010

  • Temporary file names now include digits in addition to letters.

  • mktemp will now terminate after 2*N^62 attempts, where N is the number of Xs in the template. Previously it would try forever.

  • Fixed UTF8 formatting of the grave accent character in the manual.

mktemp 1.6 released: 08/18/2008

  • Temporary file names no longer use the process ID as part of the name

  • Use arc4random_uniform() instead of random() or lrand48()

  • The prngd or egd daemon can now be used on systems without /dev/urandom

  • Added long option support for compatibility with GNU coreutils version

  • Fixed an installation issue on Cygwin

mktemp 1.5 released: 04/01/2003

  • Removed dead code from priv_mktemp.c

  • Added EBCDIC support to priv_mktemp.c

mktemp 1.4 released: 11/12/2001

  • Sync with OpenBSD 3.0. The template argument is now optional. If no template is specified a default will be used and -t is implied.

  • now uses autoheader

mktemp 1.3.1 released: 10/02/2001

  • Fixed the call to getopt() missed in sync with OpenBSD

mktemp 1.3 released: 10/01/2001

  • Added new -t and -p options to make it easy for script writers to honor a user’s TMPDIR environment variable.

  • Rebuilt configure with autoconf 2.50

mktemp 1.2 released: 06/26/2001

  • Incorporated patches from Solar Designer.

mktemp 1.1 released: 05/23/2001

  • Use srandomdev(3) if it exists instead of seeding by hand from the random device.

  • Added -V (version) flag.

  • Fixed an off by one error in mkdtemp.c. This is only used if the user specified –with-libc to configure and libc lacks mkdtemp(3) so should not affect many people.

  • Sync manual page with OpenBSD one.

  • Mention new mktemp-announce mailing list.

mktemp 1.0 released: 02/06/2000