<http://thread.gmane.org/gmane.comp.gnu.libtool.patches/10647>
OK? The AT_DATA documentation already specifies that $2 should end in a
newlines, so that part didn't need an update.
Thanks,
Ralf
docs: document zsh specialty with empty here-documents.
* doc/autoconf.texi (Here-Documents): zsh 4.3.10 adds a newline
to empty here-docs.
diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index e8d65cb..344aefa 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -14897,6 +14897,15 @@ Here-Documents
@samp{ksh93g} (1998-04-30) but as of 2006 many operating systems were
still shipping older versions with the bug.
+Empty here-documents are not portable either: @command{zsh} 4.3.10 creates
+a file with a single newline upon, whereas other shells create an empty
+file, upon:
+
+...@example
+cat >file <<EOF
+EOF
+...@end example
+
Many shells (including the Bourne shell) implement here-documents
inefficiently. In particular, some shells can be extremely inefficient when
a single statement contains many here-documents. For instance if your
