Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Jochen Striepe
Hi, On 12 Apr 2001, Steven Cole <[EMAIL PROTECTED]> wrote: > > Excuse me, but this seems to be something of a red herring. I've got > a crowd of Pentium-90 and 100 machines at work, and they get new kernels > occasionally, but I haven't built a kernel using that class of machine > in 5

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Steven Cole
On Thursday 12 April 2001 10:51, Horst von Brand wrote: > Steven Cole <[EMAIL PROTECTED]> said: > > [...] > > > It would seem to me that if someone is using an older and slower machine > > to build a kernel, they are probably doing this somewhat infrequently, > > and the longer build process,

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Horst von Brand
Steven Cole <[EMAIL PROTECTED]> said: [...] > It would seem to me that if someone is using an older and slower machine > to build a kernel, they are probably doing this somewhat infrequently, > and the longer build process, although more painful for those few users, > should be endurable if it

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Dave Jones
On Thu, 12 Apr 2001, Steven Cole wrote: > Excuse me, but this seems to be something of a red herring. > ... > Adding seconds or tens of seconds at this time on 2001 hardware will > seem very moot by the time 2.5/2.6 is at the point 2.4.x is now. Adding tens of seconds per build is not

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Steven Cole
On Thursday 12 April 2001 06:07, Dave Jones wrote: > On Wed, 11 Apr 2001 [EMAIL PROTECTED] wrote: > > Unfortunately, I'm fairly sure that finishing gcml would take long > > enough to render the point moot, because by the time it was done the > > average Linux machine would have sped up enough for

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Dave Jones
On Wed, 11 Apr 2001 [EMAIL PROTECTED] wrote: > Unfortunately, I'm fairly sure that finishing gcml would take long > enough to render the point moot, because by the time it was done the > average Linux machine would have sped up enough for the Python > implementation not to be laggy anymore :-).

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Dave Jones
On Wed, 11 Apr 2001 [EMAIL PROTECTED] wrote: Unfortunately, I'm fairly sure that finishing gcml would take long enough to render the point moot, because by the time it was done the average Linux machine would have sped up enough for the Python implementation not to be laggy anymore :-).

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Steven Cole
On Thursday 12 April 2001 06:07, Dave Jones wrote: On Wed, 11 Apr 2001 [EMAIL PROTECTED] wrote: Unfortunately, I'm fairly sure that finishing gcml would take long enough to render the point moot, because by the time it was done the average Linux machine would have sped up enough for the

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Dave Jones
On Thu, 12 Apr 2001, Steven Cole wrote: Excuse me, but this seems to be something of a red herring. ... Adding seconds or tens of seconds at this time on 2001 hardware will seem very moot by the time 2.5/2.6 is at the point 2.4.x is now. Adding tens of seconds per build is not acceptable

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Horst von Brand
Steven Cole [EMAIL PROTECTED] said: [...] It would seem to me that if someone is using an older and slower machine to build a kernel, they are probably doing this somewhat infrequently, and the longer build process, although more painful for those few users, should be endurable if it is

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Steven Cole
On Thursday 12 April 2001 10:51, Horst von Brand wrote: Steven Cole [EMAIL PROTECTED] said: [...] It would seem to me that if someone is using an older and slower machine to build a kernel, they are probably doing this somewhat infrequently, and the longer build process, although more

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-12 Thread Jochen Striepe
Hi, On 12 Apr 2001, Steven Cole [EMAIL PROTECTED] wrote: Excuse me, but this seems to be something of a red herring. I've got a crowd of Pentium-90 and 100 machines at work, and they get new kernels occasionally, but I haven't built a kernel using that class of machine in 5 years

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread esr
Aaron Lehmann <[EMAIL PROTECTED]>: > Maybe you could kill two birds with one stone by calling 1.0.0 the > prototype and rewriting it in C. If I were to become absolutely convinced that I can't get acceptable speed out of Python, I might do that. There's a gcml project that tracked the CML2

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread Aaron Lehmann
On Wed, Apr 11, 2001 at 05:46:09PM -0400, [EMAIL PROTECTED] wrote: > The speed problem now is in the configurator itself. > One of my post-1.0.0 challenges is to profile and tune the configurator > code to within an inch of its life. Maybe you could kill two birds with one stone by calling 1.0.0

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread esr
Alan Cox <[EMAIL PROTECTED]>: > CML2 seems to have two other problems in my mind. Inability to parse > the existing config files. I gave upon that early for two reasons. One was practical; Michael tried this with mconfig, and (apparently) failed. Or, at least, appeared to have decided that

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread Alan Cox
> Eric did some performance analysis. If I recall correctly, all but 1 > or 2 seconds of CML2's runtime is in the parser. He has rewritten the > parser once. Maybe someone needs to rewrite it again, maybe propagate > some changes into the language spec to make it easier to parse, maybe >

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread esr
Michael Elizabeth Chastain <[EMAIL PROTECTED]>: > I like mconfig, but I like CML2 better. Reminder for the rest of you: Michael *wrote* mconfig. > My primary reason is that ESR has more time to work on CML2 than I do > on mconfig. And speed problems are often the easiest problems to solve. >

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread Michael Elizabeth Chastain
I like mconfig, but I like CML2 better. My primary reason is that ESR has more time to work on CML2 than I do on mconfig. And speed problems are often the easiest problems to solve. Eric did some performance analysis. If I recall correctly, all but 1 or 2 seconds of CML2's runtime is in the

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread Michael Elizabeth Chastain
I like mconfig, but I like CML2 better. My primary reason is that ESR has more time to work on CML2 than I do on mconfig. And speed problems are often the easiest problems to solve. Eric did some performance analysis. If I recall correctly, all but 1 or 2 seconds of CML2's runtime is in the

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread esr
Michael Elizabeth Chastain [EMAIL PROTECTED]: I like mconfig, but I like CML2 better. Reminder for the rest of you: Michael *wrote* mconfig. My primary reason is that ESR has more time to work on CML2 than I do on mconfig. And speed problems are often the easiest problems to solve. Eric

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread Alan Cox
Eric did some performance analysis. If I recall correctly, all but 1 or 2 seconds of CML2's runtime is in the parser. He has rewritten the parser once. Maybe someone needs to rewrite it again, maybe propagate some changes into the language spec to make it easier to parse, maybe rewrite

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread esr
Alan Cox [EMAIL PROTECTED]: CML2 seems to have two other problems in my mind. Inability to parse the existing config files. I gave upon that early for two reasons. One was practical; Michael tried this with mconfig, and (apparently) failed. Or, at least, appeared to have decided that path

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread Aaron Lehmann
On Wed, Apr 11, 2001 at 05:46:09PM -0400, [EMAIL PROTECTED] wrote: The speed problem now is in the configurator itself. One of my post-1.0.0 challenges is to profile and tune the configurator code to within an inch of its life. Maybe you could kill two birds with one stone by calling 1.0.0

Re: [kbuild-devel] Re: CML2 1.0.0 release announcement

2001-04-11 Thread esr
Aaron Lehmann [EMAIL PROTECTED]: Maybe you could kill two birds with one stone by calling 1.0.0 the prototype and rewriting it in C. If I were to become absolutely convinced that I can't get acceptable speed out of Python, I might do that. There's a gcml project that tracked the CML2 compiler