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make: separate supported architecture checks

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Arch-specific options will be clearer without support checks.

Reviewed-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
This commit is contained in:
Dmitry Safonov 2017-04-24 21:37:17 +03:00 committed by Andrei Vagin
parent 52188d31be
commit 3af5fb23c4
1 changed files with 11 additions and 12 deletions
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23
Makefile
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@ -19,12 +19,22 @@ export CFLAGS
HOSTCFLAGS ?= $(CFLAGS) HOSTCFLAGS ?= $(CFLAGS)
export HOSTCFLAGS export HOSTCFLAGS
UNAME-M := $(shell uname -m)
# #
# Architecture specific options. # Supported Architectures
ifneq ($(filter-out x86 arm aarch64 ppc64,$(ARCH)),) ifneq ($(filter-out x86 arm aarch64 ppc64,$(ARCH)),)
$(error "The architecture $(ARCH) isn't supported") $(error "The architecture $(ARCH) isn't supported")
endif endif
# The PowerPC 64 bits architecture could be big or little endian.
# They are handled in the same way.
ifeq ($(UNAME-M),ppc64)
error := $(error ppc64 big endian is not yet supported)
endif
#
# Architecture specific options.
ifeq ($(ARCH),x86) ifeq ($(ARCH),x86)
LDARCH := i386:x86-64 LDARCH := i386:x86-64
VDSO := y VDSO := y
@ -43,9 +53,6 @@ LDARCH ?= $(SRCARCH)
export LDARCH VDSO export LDARCH VDSO
UNAME-M := $(shell uname -m)
export UNAME-M
ifeq ($(ARCH),arm) ifeq ($(ARCH),arm)
ARMV := $(shell echo $(UNAME-M) | sed -nr 's/armv([[:digit:]]).*/\1/p; t; i7') ARMV := $(shell echo $(UNAME-M) | sed -nr 's/armv([[:digit:]]).*/\1/p; t; i7')
DEFINES := -DCONFIG_ARMV$(ARMV) DEFINES := -DCONFIG_ARMV$(ARMV)
@ -69,15 +76,7 @@ ifeq ($(ARCH),x86)
DEFINES := -DCONFIG_X86_64 DEFINES := -DCONFIG_X86_64
endif endif
#
# The PowerPC 64 bits architecture could be big or little endian.
# They are handled in the same way.
#
ifeq ($(ARCH),ppc64) ifeq ($(ARCH),ppc64)
ifeq ($(UNAME-M),ppc64)
error := $(error ppc64 big endian not yet supported)
endif
DEFINES := -DCONFIG_PPC64 DEFINES := -DCONFIG_PPC64
endif endif