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[FYI] {maint} docs: autom4te cache can break CONFIGURE_DEPENDENCIES
From: |
Stefano Lattarini |
Subject: |
[FYI] {maint} docs: autom4te cache can break CONFIGURE_DEPENDENCIES |
Date: |
Tue, 1 Jan 2013 00:48:07 +0100 |
In fact, the new test 'remake-configure-dependencies.sh' only
works because it disables the autom4te cache :-( That is more
of an AUtotools design issue than an Automake bug, so better
just document it ...
* doc/automake.texi (Rebuilding): ... here.
Signed-off-by: Stefano Lattarini <address@hidden>
---
doc/automake.texi | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/doc/automake.texi b/doc/automake.texi
index 47a8e3a..b4dad5c 100644
--- a/doc/automake.texi
+++ b/doc/automake.texi
@@ -9911,7 +9911,11 @@ Beware not to mistake @code{CONFIGURE_DEPENDENCIES} for
variable should be seldom used, because @command{automake} already tracks
@code{m4_include}d files. However it can be useful when playing
tricky games with @code{m4_esyscmd} or similar non-recommendable
-macros with side effects.
+macros with side effects. Be also aware that interactions of this
+variable with the @ref{Autom4te Cache, , autom4te cache, autoconf,
+The Autoconf Manual} are quite problematic and can cause subtle
+breakage, so you might want to disable the cache if you want to use
address@hidden
@code{CONFIG_STATUS_DEPENDENCIES} adds dependencies to the
@file{config.status} rule, whose effect is to run @file{configure}.
--
1.8.1.rc3.27.g3b73c7d
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