1#    Copyright (c) 2014 Intel Corporation.  All Rights Reserved.
2#
3#    Redistribution and use in source and binary forms, with or without
4#    modification, are permitted provided that the following conditions
5#    are met:
6#
7#      * Redistributions of source code must retain the above copyright
8#        notice, this list of conditions and the following disclaimer.
9#      * Redistributions in binary form must reproduce the above copyright
10#        notice, this list of conditions and the following disclaimer in the
11#        documentation and/or other materials provided with the distribution.
12#      * Neither the name of Intel Corporation nor the names of its
13#        contributors may be used to endorse or promote products derived
14#        from this software without specific prior written permission.
15#
16#    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17#    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18#    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19#    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20#    HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21#    SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22#    LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23#    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24#    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25#    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26#    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28# Process this file with autoconf to produce a configure script, like so:
29# aclocal -I .. -I ../config && autoconf && automake
30
31AC_PREREQ([2.64])
32AC_INIT([MIC Offload Runtime Library], [1.0], ,[liboffloadmic])
33
34AC_CANONICAL_SYSTEM
35target_alias=${target_alias-$host_alias}
36AC_SUBST(target_alias)
37
38AM_INIT_AUTOMAKE(foreign no-dist)
39AM_MAINTAINER_MODE
40
41AC_PROG_CC
42AC_PROG_CXX
43AC_CONFIG_FILES([Makefile liboffloadmic_host.spec liboffloadmic_target.spec])
44AM_ENABLE_MULTILIB(, ..)
45AC_CONFIG_SUBDIRS(plugin)
46AC_FUNC_ALLOCA
47AC_CHECK_HEADERS([mm_malloc.h], [], [AC_MSG_ERROR(["Couldn't find mm_malloc.h"])])
48AC_CHECK_FUNCS([__secure_getenv secure_getenv])
49
50# Get target configure.
51. ${srcdir}/configure.tgt
52if test -n "$UNSUPPORTED"; then
53  AC_MSG_ERROR([Configuration ${target} is unsupported])
54fi
55
56if test "${multilib}" = "yes"; then
57  multilib_arg="--enable-multilib"
58else
59  multilib_arg=
60fi
61
62AC_MSG_CHECKING([for --enable-version-specific-runtime-libs])
63AC_ARG_ENABLE([version-specific-runtime-libs],
64  AC_HELP_STRING([--enable-version-specific-runtime-libs],
65		 [Specify that runtime libraries should be installed in a compiler-specific directory]),
66  [case "$enableval" in
67    yes) enable_version_specific_runtime_libs=yes ;;
68    no)  enable_version_specific_runtime_libs=no ;;
69    *)   AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
70   esac],
71  [enable_version_specific_runtime_libs=no])
72AC_MSG_RESULT($enable_version_specific_runtime_libs)
73
74# Make sure liboffloadmic is enabled
75case "$enable_liboffloadmic" in
76  host | target)
77    ;;
78  *)
79    AC_MSG_ERROR([Liboffloadmic is disabled]) ;;
80esac
81AM_CONDITIONAL(LIBOFFLOADMIC_HOST, [test x"$enable_liboffloadmic" = xhost])
82
83# Calculate toolexeclibdir.
84# Also toolexecdir, though it's only used in toolexeclibdir.
85case ${enable_version_specific_runtime_libs} in
86  yes)
87    # Need the gcc compiler version to know where to install libraries
88    # and header files if --enable-version-specific-runtime-libs option
89    # is selected.
90    toolexecdir='$(libdir)/gcc/$(target_alias)'
91    toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
92    ;;
93  no)
94    if test -n "$with_cross_host" &&
95       test x"$with_cross_host" != x"no"; then
96      # Install a library built with a cross compiler in tooldir, not libdir.
97      toolexecdir='$(exec_prefix)/$(target_alias)'
98      toolexeclibdir='$(toolexecdir)/lib'
99    else
100      toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
101      toolexeclibdir='$(libdir)'
102    fi
103    multi_os_directory=`$CC -print-multi-os-directory`
104    case $multi_os_directory in
105      .) ;; # Avoid trailing /.
106      *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
107    esac
108    ;;
109esac
110
111AC_LIBTOOL_DLOPEN
112AM_PROG_LIBTOOL
113# Forbid libtool to hardcode RPATH, because we want to be able to specify
114# library search directory using LD_LIBRARY_PATH
115hardcode_into_libs=no
116AC_SUBST(toolexecdir)
117AC_SUBST(toolexeclibdir)
118
119AC_SUBST(lt_cv_dlopen_libs)
120
121if test $enable_shared = yes; then
122  link_offloadmic_host="-loffloadmic_host %{static: $LIBS}"
123  link_offloadmic_target="-loffloadmic_target %{static: $LIBS}"
124else
125  link_offloadmic_host="-loffloadmic_host $LIBS"
126  link_offloadmic_target="-loffloadmic_target $LIBS"
127fi
128AC_SUBST(link_offloadmic_host)
129AC_SUBST(link_offloadmic_target)
130
131# Must be last
132AC_OUTPUT
133