Messages in this thread | | | Date | Sat, 10 Apr 2004 19:28:27 +0200 | From | Sam Ravnborg <> | Subject | Re: [RFC] Force build error on undefined symbols |
| |
On Sat, Apr 10, 2004 at 03:35:19PM +0100, Russell King wrote: > On Sat, Apr 10, 2004 at 04:24:01PM +0200, Sam Ravnborg wrote: > > > > > > Therefore, I propose the following patch to detect undefined symbols > > > in the final image and force an error if this is the case. > > > > > > Comments? > > > > Do we really want to do this for all architectures? > > You could use something like the attached to restrict it to arm. > > Unfortunately, some people got it into their heads to use the top > level vmlinux directly, so this wouldn't always catch the problem. > It really needs to be done immediately after vmlinux is generated > to ensure that all cases are caught. OK.
How does output from your nm look? My version (GNU nm 2.14.90.0.5 20030722 (SuSE Linux)) looks like this: c04e56ac B zone_table
So I assume an undefined symbol would look like this: 00000000 U undef_symbol
This is not matched by "egrep -q '^ +U '"
Sam - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |