Alan Lehotsky <apl@alum.mit.edu> Joern Rennecke <joern.rennecke@embecosm.com> * configure.in: Add Epiphany support. * configure: Regenerate. * epiphany: New directory. * libgloss/README: Add Epiphany entry.
		
			
				
	
	
		
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| # Makefile for libgloss/epiphany
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| 
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| # Copyright (c) 2011, Adapteva, Inc.
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| # All rights reserved.
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| 
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| # Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> for Adapteva Inc
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| 
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| # Redistribution and use in source and binary forms, with or without
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| # modification, are permitted provided that the following conditions are met:
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| #  * Redistributions of source code must retain the above copyright notice,
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| #    this list of conditions and the following disclaimer.
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| #  * Redistributions in binary form must reproduce the above copyright
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| #    notice, this list of conditions and the following disclaimer in the
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| #    documentation and/or other materials provided with the distribution.
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| #  * Neither the name of Adapteva nor the names of its contributors may be
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| #    used to endorse or promote products derived from this software without
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| #    specific prior written permission.
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| 
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| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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| # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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| # POSSIBILITY OF SUCH DAMAGE.                                               */
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| 
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| # Process this file with autoconf to produce a configure script
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| 
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| AC_PREREQ(2.59)
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| AC_INIT(libepiphany,0.0.1)
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| AC_CONFIG_HEADER(config.h)
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| 
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| # No shared libraries allowed
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| if test "${enable_shared}" = "yes" ; then
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|     echo "Shared libraries not supported for cross compiling, ignored"
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| fi
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| 
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| # Where are the auxillary tools (confg.sub etc)?
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| if test "$srcdir" = "." ; then
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|   if test "${with_target_subdir}" != "." ; then
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|     libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
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|   else
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|     libgloss_topdir="${srcdir}/${with_multisrctop}../.."
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|   fi
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| else
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|   libgloss_topdir="${srcdir}/../.."
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| fi
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| AC_CONFIG_AUX_DIR($libgloss_topdir)
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| 
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| AC_CANONICAL_SYSTEM
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| AC_ARG_PROGRAM
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| 
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| AC_PROG_INSTALL
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| 
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| AC_DEFINE(HAVE_GNU_LD, 1, [Using GNU ld])
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| 
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| # We always use ELF, define various useful associated things.
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| AC_DEFINE(HAVE_ELF, 1, [Using ELF format])
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| 
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| # Assembler directives (the assembler handles them, whether it does anything
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| # useful with them is another matter...
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| AC_DEFINE(HAVE_ASM_PREVIOUS_DIRECTIVE, 1, [.previous directive allowed])
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| AC_DEFINE(HAVE_ASM_POPSECTION_DIRECTIVE, 1,
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|           [.pushsection/.popsection directives allowed])
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| 
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| # Section attributes in C don't currently work
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| #AC_DEFINE(HAVE_SECTION_ATTRIBUTES, 1, [support for section attributes])
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| 
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| # Sort out what the symbol prefix is (we could just fix it as '_', but let the
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| # script work it out.
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| AC_CACHE_CHECK([for symbol prefix], libc_symbol_prefix, [dnl
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| cat > conftest.c <<\EOF
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| foo () { }
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| EOF
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| dnl
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| libc_symbol_prefix=none
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| if AC_TRY_COMMAND([${CC-cc} -S conftest.c -o - | fgrep "\$foo" > /dev/null]);
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| then
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|   libc_symbol_prefix='$'
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| else
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|   if AC_TRY_COMMAND([${CC-cc} -S conftest.c -o - | fgrep "_foo" > /dev/null]);
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|   then
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|     libc_symbol_prefix=_
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|   fi
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| fi
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| rm -f conftest* ])
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| if test $libc_symbol_prefix != none; then
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|   AC_DEFINE_UNQUOTED(__SYMBOL_PREFIX, "$libc_symbol_prefix", [symbol prefix])
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| else
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|   AC_DEFINE(__SYMBOL_PREFIX, "", [symbol prefix])
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| fi
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| 
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| # Standard stuff copied from libnosys. For this we'll need to an aclocal.m4
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| LIB_AC_PROG_CC
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| AS=${AS-as}
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| AC_SUBST(AS)
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| AR=${AR-ar}
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| AC_SUBST(AR)
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| LD=${LD-ld}
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| AC_SUBST(LD)
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| AC_PROG_RANLIB
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| LIB_AM_PROG_AS
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| 
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| host_makefile_frag=${srcdir}/../config/default.mh
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| 
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| dnl We have to assign the same value to other variables because autoconf
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| dnl doesn't provide a mechanism to substitute a replacement keyword with
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| dnl arbitrary data or pathnames.
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| dnl
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| host_makefile_frag_path=$host_makefile_frag
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| AC_SUBST(host_makefile_frag_path)
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| AC_SUBST_FILE(host_makefile_frag)
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| 
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| AC_CONFIG_FILES(Makefile,
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| ac_file=Makefile . ${libgloss_topdir}/config-ml.in,
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| srcdir=${srcdir}
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| target=${target}
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| with_multisubdir=${with_multisubdir}
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| ac_configure_args="${ac_configure_args} --enable-multilib"
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| CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
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| libgloss_topdir=${libgloss_topdir}
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| )
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| AC_OUTPUT
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