doc: tweak previous commit

* doc/autoconf.texi (Limitations of Builtins) <export>: Give
concrete example of offender, and drop redundant text.
Reported by Stefano Lattarini.

Signed-off-by: Eric Blake <eblake@redhat.com>

diff --git a/ChangeLog b/ChangeLog
index 72b1dbccf8ad67badacc42ce34eb809a955b4ea1..68dffefecb02cc430b094917530ff647625f64c1 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2011-11-11  Eric Blake  <eblake@redhat.com>
 
+       doc: tweak previous commit
+       * doc/autoconf.texi (Limitations of Builtins) <export>: Give
+       concrete example of offender, and drop redundant text.
+       Reported by Stefano Lattarini.
+
        doc: mention export portability hint
        * doc/autoconf.texi (Limitations of Builtins) <export>: Document
        export limitation.

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 417c432db9b30de835ef78584d077f730a4c4ea6..0569a276e746e757050c4818d8d266c43ed8c255 100644 (file)
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -17643,9 +17643,9 @@ foo=
 @end example
 
 Posix requires @command{export} to honor assignments made as arguments,
-but older shells did not support this.  Portable scripts should separate
-assignments and exports into different statements (it does not matter if
-the export comes before or after the assignment).
+but older shells do not support this, including @command{/bin/sh} in
+Solaris 10.  Portable scripts should separate assignments and exports
+into different statements.
 
 @example
 $ @kbd{bash -c 'export foo=bar; echo $foo'}