# This is part of a GNU-Makefile, to specify system-dependent 
# parts of the Makefile enviroment.
#
# This gets included as part of the GNU-Makefile used in each of 
# the subdirectories.
#
# Depending on your platform, you need to select the correct definition.
# Also, you need to edit the Makefile in the bin subdirectory.

NACHOS_ROOT = ../../
NACHOS_SYS := $(shell $(NACHOS_ROOT)/bin/nachos_sys)
NACHOS_ARCH := $(shell $(NACHOS_ROOT)/bin/nachos_arch)
NACHOS_VALGRIND := $(shell test -r /usr/include/valgrind/valgrind.h && echo -DHAVE_VALGRIND)

# DEC MIPS, Ultrix
# HOST = -DHOST_MIPS

ifeq ($(NACHOS_ARCH),SPARC_ARCH)
HOST = -DHOST_SPARC -DHOST_IS_BIG_ENDIAN
endif
ifeq ($(NACHOS_ARCH),X86_ARCH)
HOST = -DHOST_i386
endif
ifeq ($(NACHOS_ARCH),X86_64_ARCH)
HOST = -DHOST_x86_64
endif
ifeq ($(NACHOS_ARCH),PPC_ARCH)
HOST = -DHOST_PPC -DHOST_IS_BIG_ENDIAN
endif

HOST += $(NACHOS_VALGRIND)

ifeq ($(NACHOS_SYS),SOLARIS_SYS)
LDFLAGS += -lnsl -lsocket
HOST += -DSOLARIS
endif

ifeq ($(NACHOS_SYS),LINUX_SYS)
HOST += -DLINUX
CFLAGS += -fsanitize=undefined
LDFLAGS += -fsanitize=undefined

# décommenté TD1 - partie V
#CFLAGS += -fsanitize=address
#LDFLAGS += -fsanitize=address -lpthread
endif

ifeq ($(NACHOS_SYS),MAC_OS_SYS)
HOST += -DMAC_OS
endif

# HP PA-RISC, HP_UX
# HOST = -DHOST_SNAKE -DHOST_IS_BIG_ENDIAN

# 386, 386BSD Unix, or NetBSD Unix (available via anon ftp 
#    from agate.berkeley.edu)
# HOST = -DHOST_i386
# CPP=/usr/bin/cpp

# slight variant for 386 FreeBSD
# HOST = -DHOST_i386 -DFreeBSD
# CPP=/usr/bin/cpp