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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-07-22 09:55:53 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-07-22 16:25:45 -0300
commit0a943cb10ce783a1c55adf6f52f62bcbd5f49314 (patch)
tree6bed4a7134ec1aa93cd82b34ee7d0146a1ae2861
parente5e6312b5bc74c6f119993f32257927a6b646bd7 (diff)
downloadlinux-0a943cb10ce783a1c55adf6f52f62bcbd5f49314.tar.bz2
tools build: Add HOSTARCH Makefile variable
For tools that needs to be always compiled with the host headers. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-907q32k2nep6q670dkxypmu6@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/scripts/Makefile.arch9
1 files changed, 4 insertions, 5 deletions
diff --git a/tools/scripts/Makefile.arch b/tools/scripts/Makefile.arch
index e11fbd6fae78..887321ce5827 100644
--- a/tools/scripts/Makefile.arch
+++ b/tools/scripts/Makefile.arch
@@ -1,14 +1,13 @@
-ifndef ARCH
-ARCH := $(shell uname -m 2>/dev/null || echo not)
-endif
-
-ARCH := $(shell echo $(ARCH) | sed -e s/i.86/x86/ -e s/x86_64/x86/ \
+HOSTARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \
-e s/sun4u/sparc/ -e s/sparc64/sparc/ \
-e /arm64/!s/arm.*/arm/ -e s/sa110/arm/ \
-e s/s390x/s390/ -e s/parisc64/parisc/ \
-e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
-e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \
-e s/tile.*/tile/ )
+ifndef ARCH
+ARCH := $(HOSTARCH)
+endif
LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1)
ifeq ($(LP64), 1)