Commit 9f7db88a authored by Anthony Chan's avatar Anthony Chan Committed by Pavan Balaji
Browse files

updated with clarification of cross-compile step, i.e. no cross-spec file is needed.

[svn breadcrumb: r5400 @ https://svn.mcs.anl.gov/repos/mpi/tools/mpe2]
parent 3e5b27d4
MPE (Multi-Processing Environment)
----------------------------------
Version 2.4.6. March, 2008
Version 2.5.0. Oct, 2009
Mathematics and Computer Science Division
Argonne National Laboratory
......@@ -20,6 +20,16 @@ If you don't need cross-compilation support or you don't know what
cross-compilation is, you probably don't need to read this. INSTALL
is all you need to know.
**** The following is NO longer true in this MPE release ****
This release of MPE has better support of cross-compilation and does
not require a 2-step process, i.e. no cross-spec file is needed.
Cross compilation is similar to native compilation except the addition
of --host and --build as required by autoconf(i.e. configure).
In short, cross-compile requires specification of CC/F77/MPI_CC/MPI_F77,
--host and --build as part of configure command.
More documentation will be added later.
**************************************************************
For those who need cross-compilation support, 7 to 10 variables are
needed. These variables are determined through some runtime tests on
cross-compiled host (i.e. the host where the libraries/executable are
......
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