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dnl -*- shell-script -*-
dnl
dnl Copyright (c) 2008 The University of Tennessee and The University
dnl of Tennessee Research Foundation. All rights
dnl reserved.
dnl $COPYRIGHT$
dnl
dnl Additional copyrights may follow
dnl
dnl $HEADER$
dnl
######################################################################
#
# OMPI_INTERIX
#
# Detect if the environment is SUA/SFU (i.e. Interix) and modify
# the compiling environment accordingly.
#
# USAGE:
# OMPI_INTERIX()
#
######################################################################
AC_DEFUN([OMPI_INTERIX],[
AC_MSG_CHECKING(for Interix environment)
AC_TRY_COMPILE([],
[#if !defined(__INTERIX)
#error Normal Unix environment
#endif],
is_interix=yes,
is_interix=no)
AC_MSG_RESULT([$is_interix])
if test "$is_interix" = "yes"; then
ompi_show_subtitle "Interix detection"
if ! test -d /usr/include/port; then
AC_MSG_WARN([Compiling Open MPI under Interix require an up-to-date])
AC_MSG_WARN([version of libport. Please ask your system administrator])
AC_MSG_WARN([to install it (pkg_update -L libport).])
AC_MSG_ERROR([*** Cannot continue])
fi
#
# These are the minimum requirements for Interix ...
#
AC_MSG_WARN([ -lport was added to the linking flags])
LDFLAGS="-lport $LDFLAGS"
AC_MSG_WARN([ -D_ALL_SOURCE -D_USE_LIBPORT was added to the compilation flags])
CFLAGS="-D_ALL_SOURCE -D_USE_LIBPORT -I/usr/include/port $CFLAGS"
CPPFLAGS="-D_ALL_SOURCE -D_USE_LIBPORT -I/usr/include/port $CPPFLAGS"
CXXFLAGS="-D_ALL_SOURCE -D_USE_LIBPORT -I/usr/include/port $CXXFLAGS"
fi
])
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