* doc/autoconf.texi (Particular Programs): AC_PROG_LEX can

override some files.
(Input): AC_CONFIG_AUX_DIR(aux) is a bad idea on DOS.
From Debian Autoconf 2.58.

diff --git a/ChangeLog b/ChangeLog
index 81998116d6adcd123aa29ee574caf4609f115bd0..7bf53fd852316ff45e8d1e17b8ae1f4637d0a2eb 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2003-11-24  Akim Demaille  <akim@epita.fr>
+
+       * doc/autoconf.texi (Particular Programs): AC_PROG_LEX can
+       override some files.
+       (Input): AC_CONFIG_AUX_DIR(aux) is a bad idea on DOS.
+       From Debian Autoconf 2.58.
+
 2003-11-24  Akim Demaille  <akim@epita.fr>
 
        * lib/autoconf/status.m4 (_AC_OUTPUT_SUBDIRS): Quote $ac_popdir

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 5aa2168069b53d3ca9bccd3ca4a43ea78268dfc2..22f9684d5318209346d444fca496c6ea09edbfd8 100644 (file)
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -1757,6 +1757,9 @@ either absolute or relative to @file{@var{srcdir}}.  The default is
 other auxiliary files.  It checks for @file{install.sh} also, but that
 name is obsolete because some @code{make} have a rule that creates
 @file{install} from it if there is no @file{Makefile}.
+
+The auxiliary directory should not be named @file{aux} for portability
+to MS-DOS, because the filename @file{aux} is reserved under MS-DOS.
 @end defmac
 
 Similarly, packages that use @command{aclocal} should declare where
@@ -3296,6 +3299,9 @@ To ensure backward compatibility, Automake's @code{AM_PROG_LEX} invokes
 (indirectly) this macro twice, which will cause an annoying but benign
 ``@code{AC_PROG_LEX} invoked multiple times'' warning.  Future versions
 of Automake will fix this issue; meanwhile, just ignore this message.
+
+As part of running the test, this macro may delete any file in the
+configuration directory named @file{lex.yy.c} or @file{lexyy.c}.
 @end defmac
 
 @defmac AC_PROG_LN_S