Re: make help ARCH=xx fun

[Sam Ravnborg <sam@ravnborg.org>]

> 
> > I will try to come up with a patch the uses a file named
> > arch/$(ARCH)/configs/index.txt
> 
> The 'issue' with configs/index.txt, I'll wager, is that for every new
> board, that's one more file to modify (and thus possibly conflict on).

What about the following patch.
This adds the support to the top-level Makefile, enabling this for all
_defconfig users.
I used 'printf' to get proper alignment. Otherwise arm for example
looked really ugly.
Is printf generally supported?

	Sam



===== Makefile 1.456 vs edited =====
--- 1.456/Makefile	Sun Feb 15 03:42:40 2004
+++ edited/Makefile	Wed Feb 25 21:34:34 2004
@@ -889,6 +889,9 @@
 # Brief documentation of the typical targets used
 # ---------------------------------------------------------------------------
 
+boards := $(wildcard $(srctree)/arch/$(ARCH)/configs/*_defconfig)
+boards := $(notdir $(boards))
+
 help:
 	@echo  'Cleaning targets:'
 	@echo  '  clean		  - remove most generated files but keep the config'
@@ -914,6 +917,11 @@
 	@$(if $(archhelp),$(archhelp),\
 		echo '  No architecture specific help defined for $(ARCH)')
 	@echo  ''
+	@$(if $(boards), \
+		$(foreach b, $(boards), \
+		printf " %24s - Build for %s\\n" $(b) $(b);) \
+		echo '')
+	
 	@echo  '  make V=0|1 [targets] 0 => quiet build (default), 1 => verbose build'
 	@echo  '  make O=dir [targets] Locate all output files in "dir", including .config'
 	@echo  '  make C=1   [targets] Check all c source with checker tool'