Document temporary directory `$tmp' for use in config.status.

* doc/autoconf.texi (Configuration Actions): Document `$tmp'.
* NEWS: Update.

Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>

diff --git a/ChangeLog b/ChangeLog
index 30c95876336e227697dc40e53bcf6574c5d6d8bb..9079a0ea9c32a2b3657586de4b4085200dbd200d 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2009-09-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+       Document temporary directory `$tmp' for use in config.status.
+       * doc/autoconf.texi (Configuration Actions): Document `$tmp'.
+       * NEWS: Update.
+
 2009-09-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
        Update License to GPLv3+ including new Autoconf Exception.

diff --git a/NEWS b/NEWS
index 77aa7599aade2c60befb4b2ad2147d8b414224a1..b8620b63aa8b0aef324928c499e5c0bc3ced4f25 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -21,6 +21,9 @@ GNU Autoconf NEWS - User visible changes.
 ** The following documented autotest macros are new:
    AT_CHECK_EUNIT
 
+** The `$tmp' temporary directory used in config.status is documented for
+   public use now.
+
 * Major changes in Autoconf 2.64 (2009-07-26) [stable]
   Released by Eric Blake, based on git versions 2.63b.*.
 

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 6f0657731bc7a494a2bcc4ef539bf76e41acae4a..320ef238eee35f374f4ab29e518af46b56054845 100644 (file)
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -2192,6 +2192,14 @@ it.
 @item ac_srcdir
 The name of the corresponding source directory, assuming that the
 working directory is the current build directory.
+
+@item tmp
+The name of a temporary directory within the build tree, which you
+can use if you need to create additional temporary files.  The
+directory is cleaned up when @command{config.status} is done or
+interrupted.  Please use package-specific file name prefixes to
+avoid clashing with files that @command{config.status} may use
+internally.
 @end table
 
 @noindent