linux-kernel - Re: [PATCH 14/16] kconfig-allow-override.diff

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Message-Id: <20070401120950.1cf17dda.randy.dunlap@oracle.com>
Date:	Sun, 1 Apr 2007 12:09:50 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Jan Engelhardt <jengelh@...ux01.gwdg.de>,
	Roman Zippel <zippel@...ux-m68k.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH 14/16] kconfig-allow-override.diff

On Sun, 1 Apr 2007 20:44:41 +0200 Sam Ravnborg wrote:

> This part of kconfig is taken care of by Roman Zippel.
> Kept the full mail for his reference.
> 
> 	Sam

I certainly want this.


> On Sun, Apr 01, 2007 at 08:17:32PM +0200, Jan Engelhardt wrote:
> > 
> > Allow config variables in .config to override earlier ones in the same
> > file. In other words,
> > 
> > 	# CONFIG_SECURITY is not defined
> > 	CONFIG_SECURITY=y
> > 
> > will activate it. This makes it a bit easier to do
> > 
> > 	(cat original-config myconfig myconfig2 ... >.config)
> > 
> > and run menuconfig as expected.
> > 
> > Already posted at http://lkml.org/lkml/2006/10/25/81
> > Signed-off-by: Jan Engelhardt <jengelh@....de>
> > Cc: Sam Ravnborg <sam@...nborg.org>
> > 
> >  confdata.c |   14 +++++---------
> >  1 file changed, 5 insertions(+), 9 deletions(-)
> > 
> > Index: linux-2.6.21-rc5/scripts/kconfig/confdata.c
> > ===================================================================
> > --- linux-2.6.21-rc5.orig/scripts/kconfig/confdata.c
> > +++ linux-2.6.21-rc5/scripts/kconfig/confdata.c
> > @@ -170,8 +170,7 @@ load:
> >  					sym->type = S_BOOLEAN;
> >  			}
> >  			if (sym->flags & def_flags) {
> > -				conf_warning("trying to reassign symbol %s", sym->name);
> > -				break;
> > +				conf_warning("override: reassigning to symbol %s", sym->name);
> >  			}
> >  			switch (sym->type) {
> >  			case S_BOOLEAN:
> > @@ -210,8 +209,7 @@ load:
> >  					sym->type = S_OTHER;
> >  			}
> >  			if (sym->flags & def_flags) {
> > -				conf_warning("trying to reassign symbol %s", sym->name);
> > -				break;
> > +				conf_warning("override: reassigning to symbol %s", sym->name);
> >  			}
> >  			switch (sym->type) {
> >  			case S_TRISTATE:
> > @@ -288,11 +286,9 @@ load:
> >  				}
> >  				break;
> >  			case yes:
> > -				if (cs->def[def].tri != no) {
> > -					conf_warning("%s creates inconsistent choice state", sym->name);
> > -					cs->flags &= ~def_flags;
> > -				} else
> > -					cs->def[def].val = sym;
> > +				if(cs->def[def].tri != no)
> > +					conf_warning("override: %s turns state choice", sym->name);
> > +				cs->def[def].val = sym;
> >  				break;
> >  			}
> >  			cs->def[def].tri = E_OR(cs->def[def].tri, sym->def[def].tri);
> > #<EOF>


---
~Randy
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