Note that this applies specifically to native mingw applications. The posix
runtime replaces MSVCRT with an implementation called Newlib (instead of
glibc).
2015-03-23 4:54 GMT-03:00 Ferro, Alasdair <[email protected]>:
> Reformatted for clarity:
>
> My original message (edited):
> > I am trying to compile "Triangle" meshing software (see
> > http://www.cs.cmu.edu/~quake/triangle.html).
> >
> > It needs <fpu_control.h>, which seems to be part of glibc-devel (as
> > reported by rpm.pbone.net).
> >
> > But I could not find glibc-devel for msys2/mingw?
> >
> >
>
> A reply from Alasdair:
>
> On Fri, Mar 20, 2015 at 10:53 AM, Ferro, Alasdair
> <[email protected]> wrote:
> > Mirko,
> >
> > This page:
> >
> http://www.fortran-2000.com/ArnaudRecipes/CompilerTricks.html#x86_PrecMode
> > shows how to do this on a number of platforms. You will need to modify
> the code to use the native Windows API for it.
> >
> > Alasdair
>
> Alasdair,
>
> Two comments:
>
> - OK, I will dig into the code to adjust it. As I see it, I need to
> ensure the computations are done in double precision
> mode, not the extended double precision (I have never dealt with
> numerics at that level).
>
> - I am puzzled as to why gcc on Linux has these header files but the
> MinGW one does not even though they are both
> for the same processor. For example, I have a VM rurnning Ubuntu on
> the same machine I have MSYS2 & MinGW.
> Why does one have the .h file and the other one does not? Is it that
> noone has done it on MSYS2, or is there a more
> fundamental OS-related reson?
>
> Thanks,
>
> Mirko
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> Mirko,
>
> Strictly speaking those header files are not provided by GCC, they are
> part of the standard C library - on Linux this is glibc (GNU libc, hence
> the RPM package name). On Windows, MSYS does not try to replace the
> standard C library that is provided by Microsoft, therefore you must use
> whatever API Microsoft has to achieve the same result.
>
> Alasdair
>
> ------------------------------------------------------------------------------
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> by Intel and developed in partnership with Slashdot Media, is your hub for
> all
> things parallel software development, from weekly thought leadership blogs
> to
> news, videos, case studies, tutorials and more. Take a look and join the
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>
2015-03-23 4:54 GMT-03:00 Ferro, Alasdair <[email protected]>:
> Reformatted for clarity:
>
> My original message (edited):
> > I am trying to compile "Triangle" meshing software (see
> > http://www.cs.cmu.edu/~quake/triangle.html).
> >
> > It needs <fpu_control.h>, which seems to be part of glibc-devel (as
> > reported by rpm.pbone.net).
> >
> > But I could not find glibc-devel for msys2/mingw?
> >
> >
>
> A reply from Alasdair:
>
> On Fri, Mar 20, 2015 at 10:53 AM, Ferro, Alasdair
> <[email protected]> wrote:
> > Mirko,
> >
> > This page:
> >
> http://www.fortran-2000.com/ArnaudRecipes/CompilerTricks.html#x86_PrecMode
> > shows how to do this on a number of platforms. You will need to modify
> the code to use the native Windows API for it.
> >
> > Alasdair
>
> Alasdair,
>
> Two comments:
>
> - OK, I will dig into the code to adjust it. As I see it, I need to
> ensure the computations are done in double precision
> mode, not the extended double precision (I have never dealt with
> numerics at that level).
>
> - I am puzzled as to why gcc on Linux has these header files but the
> MinGW one does not even though they are both
> for the same processor. For example, I have a VM rurnning Ubuntu on
> the same machine I have MSYS2 & MinGW.
> Why does one have the .h file and the other one does not? Is it that
> noone has done it on MSYS2, or is there a more
> fundamental OS-related reson?
>
> Thanks,
>
> Mirko
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> Mirko,
>
> Strictly speaking those header files are not provided by GCC, they are
> part of the standard C library - on Linux this is glibc (GNU libc, hence
> the RPM package name). On Windows, MSYS does not try to replace the
> standard C library that is provided by Microsoft, therefore you must use
> whatever API Microsoft has to achieve the same result.
>
> Alasdair
>
> ------------------------------------------------------------------------------
> Dive into the World of Parallel Programming The Go Parallel Website,
> sponsored
> by Intel and developed in partnership with Slashdot Media, is your hub for
> all
> things parallel software development, from weekly thought leadership blogs
> to
> news, videos, case studies, tutorials and more. Take a look and join the
> conversation now. http://goparallel.sourceforge.net/
> _______________________________________________
> Msys2-users mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/msys2-users
>
------------------------------------------------------------------------------
Dive into the World of Parallel Programming The Go Parallel Website, sponsored
by Intel and developed in partnership with Slashdot Media, is your hub for all
things parallel software development, from weekly thought leadership blogs to
news, videos, case studies, tutorials and more. Take a look and join the
conversation now. http://goparallel.sourceforge.net/
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