[m-rev.] for review: documentation updates and fixes for MSVC port

[Paul Bone]

On Mon, Nov 07, 2011 at 03:18:45PM +1100, Julien Fischer wrote:
> 
> For review by anyone.
> 
> Branches: 11.07, main
> 
> Improve and update documentation of the MSVC port.
> 
> Add batch files for invoking mdb and mprof; avoid problem with mercury.bat.
> 
> README.MS-VisualC:
> 	Rewrite this file, it was very much out-of-date.
> 	The major changes are:
> 
> 	+ we now describe how to set up a Cygwin or MSYS shell
>   	  with MSVC available.
> 
> 	+ the source distribution now works with MSVC.
> 
> 	+ a list of the limitations of the MSVC port has been added.
> 
> 	+ a description of how to set up the compier so that it
> 	  works from the Windows command prompt has been added.

*compiler*

> Index: README.MS-VisualC
> ===================================================================
> RCS file: /home/mercury/mercury1/repository/mercury/README.MS-VisualC,v
> retrieving revision 1.8
> diff -u -r1.8 README.MS-VisualC
> --- README.MS-VisualC	7 Mar 2006 06:40:39 -0000	1.8
> +++ README.MS-VisualC	7 Nov 2011 04:06:56 -0000

> +
> +The `--with-msvcrt' flag causes executables built with this install of Mercury
> +to be linked with the MS Visual C runtime, instead of the standard libC
> +runtime.
> +
> +On Cygwin, configure and mmake will do translation of Unix style paths, so you
> +may specify the installation directory using either a Unix- or Window-style
> +path.  On MSYS, you must use a Window-style path.
>

Maybe this is a dumb question from a non-windows guy.  But is the only
difference the direction of the slashes?  ie \ for windows and / for Unix?  Do
the unix style paths on a windows system include the drive letter?

> 
> -3. To build a version of the mercury compiler with MSVC++ instead of
> -   gcc, remotely check out a fresh version of the compiler, eg.
> +* Deep profiling, e.g. the *.profdeep grades, does not (currently) work
> +  with MSVC.  (In principle, it should work if the clock tick metric is
> +  disabled.)
> 

*do not currently work* because grades is plural.  I could be wrong because
this phrase is parenthetical.

The rest looks file.

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