[M3devel] [M3commit] CVS Update: cm3

Tony Hosking hosking at cs.purdue.edu
Sun Jan 20 00:52:12 CET 2008


OK, that's what I had hoped.

Sounds good!

On Jan 19, 2008, at 1:35 PM, Jay wrote:

> ps -- look at m3-sys/cminstall/src/config/NT386GNU.
> While it is very very similar to NT386, and even outputs foo.lib  
> and foo.lib.sa like NT386, it uses gcc for C compilation, linking,  
> and m3cg for the backend.
> It is very "GNU" in tools, but not runtime.
>
>  - Jay
>
> From: jayk123 at hotmail.com
> To: hosking at cs.purdue.edu; jkrell at elego.de
> CC: m3devel at elegosoft.com
> Subject: RE: [M3devel] [M3commit] CVS Update: cm3
> Date: Sat, 19 Jan 2008 18:32:35 +0000
>
> It DOES use m3cc/ld/as, and mklib for building static .libs, though  
> that could probably be gcc/ar/dlltools if I figured it out.
> "Everything" except m3cc/m3gdb can be built with just MinGWin.
> Building m3cc requires MSys as well.
> Building m3gdb requires Cygwin.
> m3cg is not dependent on cygwin1.dll, nor are any other Modula-3  
> outputs. m3gdb is dependent on cygwin1.dll.
>
> Using Cygwin probably would work..and I could try it to see if it  
> resolves the RTLinker problem.
>
> As well, we could have something like, in cm3.cfg you could set  
> MINGWIN_ROOT, MSYS_ROOT, and/or CYGWIN_ROOT, to guide what tools  
> are used, OR we can have some variable:
>
> GNU_MODE = 0 % Do not use GNU tools at all -- today's NT386
> GNU_MODE = 1 % Use GNU tools minimally -- today's NT386GNU
> GNU_MODE = 2 % Use GNU tools maximally -- not existant but probably  
> easy
>
> Eh..I know, not great.. what do "minimally" and "maximally" mean.
>
> I think we have the problem of a) many viable choices b) want to  
> make several of them available c) just don't know what to call  
> things and what the interface should be. As well as an interop  
> question, since jmpbuf does vary in size between cygwin1.dl and  
> everything else.
>
> Further down the line, there are other linkers, other compilers,  
> other runtimes. The design here and now might take them into  
> consideration.
> Gasp..I just realized, there is also another good backend option.  
> parse.c's approach could probably be adapted to Open Watcom AND  
> they might even take the changes (not that I have asked, I just  
> thought of this). And that would net you progress toward a) 32 bit  
> MS-DOS target b) OS/2 target, c) Netware target d) gcc-free Linux  
> target, since the support all of them.
> Other target possibilities include Digital Mars compiler/linker,  
> CodeWarrior (I know, dead and all), etc. Open Watcom is probably  
> the most interesting since it is open source...
>
>  - Jay
>
>
>
> > From: hosking at cs.purdue.edu
> > Date: Sat, 19 Jan 2008 12:48:06 -0500
> > To: jkrell at elego.de
> > CC: m3devel at elegosoft.com
> > Subject: Re: [M3devel] [M3commit] CVS Update: cm3
> >
> > So, I am very confused now. Does NT386GNU no longer mean use of the
> > full set of GNU tools m3cc/ld/as, as would be available under
> > Cygwin? I thought the point of this was to be able to run in as much
> > of a GNU environment as possible. GNU to me means the whole
> > toolsuite not just m3cc. To me, a GNU-based environment on Windows
> > holds great attraction, since it consists of tools that I generally
> > always install on Windows, that I know, and are similar to the other
> > platforms I use.
> >
> > On Jan 19, 2008, at 4:11 AM, Jay Krell wrote:
> >
> > > CVSROOT: /usr/cvs
> > > Changes by: jkrell at birch. 08/01/19 04:11:34
> > >
> > > Modified files:
> > > cm3/m3-libs/m3core/src/runtime/: m3makefile
> > > cm3/m3-sys/cminstall/src/config/: NT386GNU
> > > cm3/m3-sys/m3front/src/builtinInfo/: InfoModule.m3
> > > cm3/m3-sys/m3middle/src/: Target.m3
> > >
> > > Log message:
> > > m3-sys/m3middle/src/Target.m3
> > > m3-libs/m3core/src/runtime/m3makefile
> > > m3-sys\m3front\src\builtinInfo\InfoModule.m3
> > >
> > > switch NT386GNU to be Win32 instead of POSIX
> > > switch NT386GNU to _setjmp instead of setjmp
> > > jmp_buf size still big like Cygwin
> > > rewrite NT386GNU config file -- almost identical to NT386
> > > mingwin required for building Modula-3 programs
> > > mingwin AND msys required for building m3cc
> > >
> > > To boot:
> > >
> > > install Python (www.activestate.com)
> > >
> > > have a working NT386 system
> > > get current source
> > > Mine is at c:\dev2\cm3.2 (cm3 is has other paused work, dev was
> > > taken by Unix)
> > >
> > > get and install binary distribution (5.1.3 works, anything newer
> > > should work)
> > > I install to c:\cm3
> > > copy %CVSROOT%\m3-sys\cminstall\src\config\cm3.cfg to \cm3\bin
> > > \cm3.cfg
> > >
> > > Have a Visual C++ toolset (cl and link)
> > > and run the vcvars link on the start menu (this can/will be made
> > > easier)
> > > Almost any version should work.
> > > if you are using Visual C++ 8.0 (RTM?), rename away its mt.exe
> > > and get a newer from such as from the Platform SDK. Otherwise it
> > > crashes.
> > > This is not specific to NT386GNU, just that I recently removed the
> > > Platform SDK
> > > from my %PATH%.
> > >
> > > cd %CVSROOT%\scripts\python
> > > .\upgrade
> > >
> > > install msys and mingwin from http://www.mingw.org (links to
> > > SourceForge)
> > > for mingwin, you only need the "base"
> > > msys tells you to avoid mingwin make, in favor of msys make, and I
> > > did that
> > >
> > > I install to the defaults
> > > c:\msys\1.0
> > > c:\mingw
> > >
> > > if you don't install to the defaults, add
> > > <msys>\bin and <mingwin\bin to $PATH (in which order? I add
> > > to the start, but which order between the two?)
> > >
> > > if you do install to the defaults, scripts\python will fix path
> > > for you,
> > > if there is no gcc/as/sh on our $PATH
> > >
> > > cd %CVSROOT%\scripts\python
> > > upgrade && bootntgnu
> > >
> > > NOTE THE RESULTING BINARIES DO NOT YET WORK, but this is still
> > > progress.
> > >
> > > These instructions inevitably to be further tested and refined and
> > > placed elsewhere!
> >
>
>
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