# Makefile.linux - configuration for Linux -*- Makefile -*-
#
# Copyright (c) 2008-2014, The Chicken Team
# Copyright (c) 2007, Felix L. Winkelmann
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
# conditions are met:
#
#   Redistributions of source code must retain the above copyright notice, this list of conditions and the following
#     disclaimer. 
#   Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
#     disclaimer in the documentation and/or other materials provided with the distribution. 
#   Neither the name of the author nor the names of its contributors may be used to endorse or promote
#     products derived from this software without specific prior written permission. 
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.


ifneq ($(CONFIG),)
include $(CONFIG)
endif

SRCDIR ?= ./

# platform configuration

ARCH ?= $(shell sh $(SRCDIR)/config-arch.sh)

# options

C_COMPILER_OPTIONS ?= -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H
ifdef DEBUGBUILD
C_COMPILER_OPTIMIZATION_OPTIONS ?= -g -Wall -Wno-unused
else
ifdef OPTIMIZE_FOR_SPEED
C_COMPILER_OPTIMIZATION_OPTIONS ?= -O3 -fomit-frame-pointer
else
C_COMPILER_OPTIMIZATION_OPTIONS ?= -Os -fomit-frame-pointer
endif
endif
LINKER_LINK_SHARED_LIBRARY_OPTIONS = -shared
LINKER_LINK_SHARED_DLOADABLE_OPTIONS = -L. -shared -Wl,-R"$(RUNTIME_LINKER_PATH)"
LINKER_LINK_SHARED_PROGRAM_OPTIONS = -Wl,-R"$(RUNTIME_LINKER_PATH)"
LIBCHICKEN_SO_LINKER_OPTIONS = -Wl,-soname,lib$(PROGRAM_PREFIX)chicken$(PROGRAM_SUFFIX).so.$(BINARYVERSION)
LIBRARIES = -lm -ldl
NEEDS_RELINKING = yes
USES_SONAME = yes

# special files

CHICKEN_CONFIG_H = chicken-config.h

# select default and internal settings

include $(SRCDIR)/defaults.make

chicken-config.h: chicken-defaults.h
	echo "/* GENERATED */" >$@
	echo "#define HAVE_DIRENT_H 1" >>$@
	echo "#define HAVE_DLFCN_H 1" >>$@
	echo "#define HAVE_INTTYPES_H 1" >>$@
	echo "#define HAVE_LIMITS_H 1" >>$@
	echo "#define HAVE_LONG_LONG 1" >>$@
	echo "#define HAVE_MEMMOVE 1" >>$@
	echo "#define HAVE_MEMORY_H 1" >>$@
	echo "#define HAVE_POSIX_POLL 1" >>$@
	echo "#define HAVE_SIGACTION 1" >>$@
	echo "#define HAVE_SIGSETJMP 1" >>$@
	echo "#define HAVE_SIGPROCMASK 1" >>$@
	echo "#define HAVE_STDINT_H 1" >>$@
	echo "#define HAVE_STDLIB_H 1" >>$@
	echo "#define HAVE_STRERROR 1" >>$@
	echo "#define HAVE_STRINGS_H 1" >>$@
	echo "#define HAVE_STRING_H 1" >>$@
	echo "#define HAVE_STRTOLL 1" >>$@
	echo "#define HAVE_STRTOQ 1" >>$@
	echo "#define HAVE_SYS_STAT_H 1" >>$@
	echo "#define HAVE_SYS_TYPES_H 1" >>$@
	echo "#define HAVE_SETENV 1" >>$@
	echo "#define HAVE_UNISTD_H 1" >>$@
	echo "#define HAVE_UNSIGNED_LONG_LONG 1" >>$@
	echo "#define STDC_HEADERS 1" >>$@
	echo "#define HAVE_ALLOCA 1" >>$@
	echo "#define HAVE_ALLOCA_H 1" >>$@
	echo "#define HAVE_GRP_H 1" >>$@
	echo "#define HAVE_ERRNO_H 1" >>$@
	echo "#define HAVE_SYSEXITS_H 1" >>$@
	echo "#define HAVE_MEMMOVE 1" >>$@
	echo "#define C_STACK_GROWS_DOWNWARD 1" >>$@
ifdef GCHOOKS
	echo "#define C_GC_HOOKS" >>$@
endif
ifdef SYMBOLGC
	echo "#define C_COLLECT_ALL_SYMBOLS" >>$@
endif
ifneq ($(HACKED_APPLY),)
	echo "#define C_HACKED_APPLY" >>$@
endif
	cat chicken-defaults.h >>$@

include $(SRCDIR)/rules.make