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TARGET_OS ?= $(shell uname)
ifeq ($(TARGET_OS),)
TARGET_OS ?= $(OS)
endif
ifneq (,$(filter Windows%,$(TARGET_OS)))
LIBLZ4 = liblz4-$(LIBVER_MAJOR)
LIBLZ4_EXP = liblz4.lib
WINBASED = yes
else
LIBLZ4_EXP = liblz4.dll.a
ifneq (,$(filter MINGW%,$(TARGET_OS)))
LIBLZ4 = liblz4
WINBASED = yes
else
ifneq (,$(filter MSYS%,$(TARGET_OS)))
LIBLZ4 = msys-lz4-$(LIBVER_MAJOR)
WINBASED = yes
else
ifneq (,$(filter CYGWIN%,$(TARGET_OS)))
LIBLZ4 = cyglz4-$(LIBVER_MAJOR)
WINBASED = yes
else
LIBLZ4 = liblz4.$(SHARED_EXT_VER)
WINBASED = no
EXT =
endif
endif
endif
endif
ifeq ($(WINBASED),yes)
EXT = .exe
endif
#determine if dev/nul based on host environment
ifneq (,$(filter MINGW%,$(shell uname)))
VOID := /dev/null
else
ifneq (,$(filter MSYS%,$(shell uname)))
VOID := /dev/null
else
ifneq (,$(filter CYGWIN%,$(shell uname)))
VOID := /dev/null
else
ifneq (,$(filter Windows%,$(OS)))
VOID := nul
else
VOID := /dev/null
endif
endif
endif
endif
ifneq (,$(filter Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD NetBSD DragonFly SunOS Haiku MidnightBSD MINGW% CYGWIN% MSYS%,$(shell uname)))
POSIX_ENV = Yes
else
POSIX_ENV = No
endif
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