From: Ralf Wildenhues Date: Fri, 18 Sep 2009 05:15:00 +0000 (+0200) Subject: Document AM_MAKEFLAGS workaround to the macro override problem. X-Git-Tag: v2.65~41 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=19e33ef7cf0f26519009c4e430d663214dc143e7;p=thirdparty%2Fautoconf.git Document AM_MAKEFLAGS workaround to the macro override problem. * doc/autoconf.texi (Macros and Submakes): Automake makefiles provide AM_MAKEFLAGS to help with overriding macros in submake invocations. Prompted by bug report from Bruno Haible. Signed-off-by: Ralf Wildenhues --- diff --git a/ChangeLog b/ChangeLog index 50f6fb729..4e58536ac 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,11 @@ +2009-09-18 Ralf Wildenhues + + Document AM_MAKEFLAGS workaround to the macro override problem. + * doc/autoconf.texi (Macros and Submakes): Automake makefiles + provide AM_MAKEFLAGS to help with overriding macros in submake + invocations. + Prompted by bug report from Bruno Haible. + 2009-09-15 Peter Breitenlohner Implement and document Objective C++ support. diff --git a/doc/autoconf.texi b/doc/autoconf.texi index f09002465..e5ecb6f98 100644 --- a/doc/autoconf.texi +++ b/doc/autoconf.texi @@ -18172,6 +18172,10 @@ two: You need to foresee all macros that a user might want to override if you do that. +Makefiles generated by @command{automake} expand @code{$(AM_MAKEFLAGS)} +on the command line of submakes, which can be used for propagated overrides +(@pxref{Subdirectories, , Automake, automake, @acronym{GNU} Automake}). + @node The Make Macro MAKEFLAGS @section The Make Macro MAKEFLAGS @cindex @code{MAKEFLAGS} and @command{make}