|  | # Plugin for offload execution on Intel MIC devices. | 
|  | # | 
|  | # Copyright (C) 2014 Free Software Foundation, Inc. | 
|  | # | 
|  | # Contributed by Andrey Turetskiy <andrey.turetskiy@intel.com>. | 
|  | # | 
|  | # This file is part of the GNU Offloading and Multi Processing Library | 
|  | # (libgomp). | 
|  | # | 
|  | # Libgomp is free software; you can redistribute it and/or modify it | 
|  | # under the terms of the GNU General Public License as published by | 
|  | # the Free Software Foundation; either version 3, or (at your option) | 
|  | # any later version. | 
|  | # | 
|  | # Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY | 
|  | # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | 
|  | # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for | 
|  | # more details. | 
|  | # | 
|  | # Under Section 7 of GPL version 3, you are granted additional | 
|  | # permissions described in the GCC Runtime Library Exception, version | 
|  | # 3.1, as published by the Free Software Foundation. | 
|  | # | 
|  | # You should have received a copy of the GNU General Public License and | 
|  | # a copy of the GCC Runtime Library Exception along with this program; | 
|  | # see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see | 
|  | # <http://www.gnu.org/licenses/>. | 
|  |  | 
|  | # Process this file with autoconf to produce a configure script, like so: | 
|  | # aclocal -I ../.. -I ../../config && autoconf && automake | 
|  |  | 
|  | AC_INIT([Intel MIC Offload Plugin], [1.0], ,[libgomp-plugin-intelmic]) | 
|  |  | 
|  | AC_CONFIG_AUX_DIR(../..) | 
|  |  | 
|  | AC_CANONICAL_SYSTEM | 
|  | target_alias=${target_alias-$host_alias} | 
|  | AC_SUBST(target_alias) | 
|  |  | 
|  | AM_INIT_AUTOMAKE([1.9.0 foreign no-dist]) | 
|  |  | 
|  | AM_MAINTAINER_MODE | 
|  |  | 
|  | AC_PROG_CC | 
|  | AC_PROG_CXX | 
|  | AC_CONFIG_FILES([Makefile]) | 
|  | AM_ENABLE_MULTILIB(, ../..) | 
|  |  | 
|  | if test "${multilib}" = "yes"; then | 
|  | multilib_arg="--enable-multilib" | 
|  | else | 
|  | multilib_arg= | 
|  | fi | 
|  |  | 
|  | # Make sure liboffloadmic is enabled | 
|  | case "$enable_liboffloadmic" in | 
|  | host | target) | 
|  | ;; | 
|  | *) | 
|  | AC_MSG_ERROR([Liboffloadmic is disabled]) ;; | 
|  | esac | 
|  | AM_CONDITIONAL(PLUGIN_HOST, [test x"$enable_liboffloadmic" = xhost]) | 
|  |  | 
|  | # Get accel target and path to build or install tree of accel compiler | 
|  | accel_search_dir= | 
|  | accel_target= | 
|  | if test x"$enable_liboffloadmic" = xhost; then | 
|  | for accel in `echo $enable_offload_targets | sed -e 's#,# #g'`; do | 
|  | accel_name=`echo $accel | sed 's/=.*//'` | 
|  | accel_dir=`echo $accel | grep '=' | sed 's/.*=//'` | 
|  | case "$accel_name" in | 
|  | *-intelmic-* | *-intelmicemul-*) | 
|  | accel_target=$accel_name | 
|  | accel_search_dir=$accel_dir | 
|  | ;; | 
|  | esac | 
|  | done | 
|  | if test x"$accel_target" = x; then | 
|  | AC_MSG_ERROR([--enable-offload-targets does not contain intelmic target]) | 
|  | fi | 
|  | fi | 
|  | AC_SUBST(accel_search_dir) | 
|  | AC_SUBST(accel_target) | 
|  |  | 
|  | AC_MSG_CHECKING([for --enable-version-specific-runtime-libs]) | 
|  | AC_ARG_ENABLE([version-specific-runtime-libs], | 
|  | AC_HELP_STRING([--enable-version-specific-runtime-libs], | 
|  | [Specify that runtime libraries should be installed in a compiler-specific directory]), | 
|  | [case "$enableval" in | 
|  | yes) enable_version_specific_runtime_libs=yes ;; | 
|  | no)  enable_version_specific_runtime_libs=no ;; | 
|  | *)   AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);; | 
|  | esac], | 
|  | [enable_version_specific_runtime_libs=no]) | 
|  | AC_MSG_RESULT($enable_version_specific_runtime_libs) | 
|  |  | 
|  |  | 
|  | GCC_WITH_TOOLEXECLIBDIR | 
|  |  | 
|  | # Calculate toolexeclibdir. | 
|  | # Also toolexecdir, though it's only used in toolexeclibdir. | 
|  | case ${enable_version_specific_runtime_libs} in | 
|  | yes) | 
|  | # Need the gcc compiler version to know where to install libraries | 
|  | # and header files if --enable-version-specific-runtime-libs option | 
|  | # is selected. | 
|  | toolexecdir='$(libdir)/gcc/$(target_alias)' | 
|  | toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)' | 
|  | ;; | 
|  | no) | 
|  | if test -n "$with_cross_host" && | 
|  | test x"$with_cross_host" != x"no"; then | 
|  | # Install a library built with a cross compiler in tooldir, not libdir. | 
|  | toolexecdir='$(exec_prefix)/$(target_alias)' | 
|  | case ${with_toolexeclibdir} in | 
|  | no) | 
|  | toolexeclibdir='$(toolexecdir)/lib' | 
|  | ;; | 
|  | *) | 
|  | toolexeclibdir=${with_toolexeclibdir} | 
|  | ;; | 
|  | esac | 
|  | else | 
|  | toolexecdir='$(libdir)/gcc-lib/$(target_alias)' | 
|  | toolexeclibdir='$(libdir)' | 
|  | fi | 
|  | multi_os_directory=`$CC -print-multi-os-directory` | 
|  | case $multi_os_directory in | 
|  | .) ;; # Avoid trailing /. | 
|  | *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;; | 
|  | esac | 
|  | ;; | 
|  | esac | 
|  |  | 
|  | AC_LIBTOOL_DLOPEN | 
|  | AM_PROG_LIBTOOL | 
|  | # Forbid libtool to hardcode RPATH, because we want to be able to specify | 
|  | # library search directory using LD_LIBRARY_PATH | 
|  | hardcode_into_libs=no | 
|  | AC_SUBST(toolexecdir) | 
|  | AC_SUBST(toolexeclibdir) | 
|  |  | 
|  | # Determine what GCC version number to use in filesystem paths. | 
|  | GCC_BASE_VER | 
|  |  | 
|  | # Must be last | 
|  | AC_OUTPUT |