cvs commit: src/sys/dev/led led.h
nate at root.org
Tue May 11 12:23:22 PDT 2004
On Tue, 11 May 2004, Colin Percival wrote:
> At 19:15 11/05/2004, David O'Brien wrote:
> >On Tue, May 11, 2004 at 10:02:59AM -0700, Nate Lawson wrote:
> >> Do we even want __FBSDID in .h files? It doesn't seem to make sense since
> >> it's not a compilation unit (i.e. no linkage).
> >It actually does make sense, as a header's contents does wind up in a .o
> >eventually :-) And header contents can be the cause of problems as much
> >as a .c file. There is no problem having multiple __FBSDID in either
> >a.out or ELF objects.
> However, there are problems with having a header file's __FBSDID tags end
> up in a several binaries. Quite apart from the resulting bloat, most changes
> to header files don't actually result in many binaries being modified;
> including compilable $Id$ tags in the headers would result in lots of
> spurious binary changes. This would make me (and anyone who uses FreeBSD
> Update) very unhappy.
I agree. This creates the same problems as panic() now changing object
files every time a comment is moved or other non-functional change.
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