* doc/autoconf.texi (Limitations of Usual Tools): `&' in sed's rhs

is portable.

diff --git a/ChangeLog b/ChangeLog
index 169230aaea023d066d0c7f4114e031ac7ac5d500..4ae9db522d9b6f3689e2ef2b9f15e90fe8bf07aa 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2000-11-10  Akim Demaille  <akim@epita.fr>
+
+       * doc/autoconf.texi (Limitations of Usual Tools): `&' in sed's rhs
+       is portable.
+
 2000-11-10  Akim Demaille  <akim@epita.fr>
 
        * doc/autoconf.texi (Shell Substitutions): Some information about

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 77668e46bdb3daf0f86a4f590311560917977ce5..6a57024dda7299a44e39c2cccaea9d2e370f0a2f 100644 (file)
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -5791,6 +5791,9 @@ as opposed to
 sed @var{instruction-1};@var{instruction-2}
 @end example
 
+Contrary to yet another urban legend, you may portably use @samp{&} in
+the rhs to mean ``what was matched''.
+
 @command{sed} scripts should not use branch labels longer than 8
 characters and should not contain comments.