svn commit: trunk/busybox

[Bernhard Fischer]

FYI,

On Wed, Apr 19, 2006 at 01:32:31PM -0700, landley at busybox.net wrote:
>Author: landley
>Date: 2006-04-19 13:32:27 -0700 (Wed, 19 Apr 2006)
>New Revision: 14923
>
>Log:
>svn 14824 broke -funsigned-char and possibly building out of tree, because
>$(srcdir) can't bind early since it's set to a different value in each subdir.
>If it binds early, it's blank, hence an empty -I which eats the next option
>as a directory to look for #include files in.
>
>So CFLAGS has to bind late, but the check_gcc stuff should only get run once.
>I added a "make V=2" mode to show when check_gcc gets run, and turned WARNINGS
>into a CFLAGS line since it was always getting added anyway.
>
>
>Modified:
>   trunk/busybox/Rules.mak

>Modified: trunk/busybox/Rules.mak
>===================================================================
>--- trunk/busybox/Rules.mak	2006-04-19 20:24:12 UTC (rev 14922)
>+++ trunk/busybox/Rules.mak	2006-04-19 20:32:27 UTC (rev 14923)
>@@ -100,8 +103,13 @@
> 		)
> endif
> 
>-# A nifty macro to make testing gcc features easier
>+# A nifty macro to make testing gcc features easier, but note that everything
>+# that uses this _must_ use := or it will be re-evaluated for every file.
>+ifeq ($(strip $(V)),2)
>+VERBOSE_CHECK_GCC=echo check_gcc $(1) >> /dev/stderr;
>+endif
> check_gcc=$(shell \
>+	$(VERBOSE_CHECK_GCC)\
> 	if [ "$(1)" != "" ]; then \
> 		if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \
> 		then echo "$(1)"; else echo "$(2)"; fi \

You're now filling my  mount | grep /\ 
root_domain#root on / type advfs (rw)
with superfluous stuff..
Most likely you ment
s/\/dev\/stderr/>&2/

I'll correct this soonish.