ec3ae276a429809acefa78ff4a719ea0ee7ff335
2 # Copyright (C) 2007-2015 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 TMP_DIR ?
= $(TOPDIR
)/tmp
9 ifeq ($(if
$(TARGET_BUILD
),,$(DUMP
)),)
10 -include $(TMP_DIR
)/.host.mk
13 ifneq ($(__host_inc
),1)
16 export PATH
:=$(TOPDIR
)/staging_dir
/host
/bin
:$(PATH
)
18 try-run
= $(shell set
-e
; \
19 TMP_F
="$(TMP_DIR)/try-run.$$$$.tmp"; \
20 if
($(1)) >/dev
/null
2>&1; then echo
"$(2)"; else echo
"$(3)"; fi
; \
24 host-cc-option
= $(call try-run
, \
25 $(HOSTCC
) $(HOST_CFLAGS
) $(1) -c
-xc
/dev
/null
-o
"$$TMP_F",$(1),$(2) \
28 .PRECIOUS
: $(TMP_DIR
)/.host.mk
29 $(TMP_DIR
)/.host.mk
: $(TOPDIR
)/include/host.mk
34 Linux
) HOST_ARCH
=`uname -m`;; \
35 Darwin
) HOST_ARCH
=`uname -m`;; \
36 *) HOST_ARCH
=`uname -p`;; \
38 GNU_HOST_NAME
=`gcc -dumpmachine`; \
39 [ -z
"$$GNU_HOST_NAME" -o
"$$HOST_OS" = "Darwin" ] && \
40 GNU_HOST_NAME
=`$(TOPDIR)/scripts/config.guess`; \
41 echo
"HOST_OS:=$$HOST_OS" > $@
; \
42 echo
"HOST_ARCH:=$$HOST_ARCH" >> $@
; \
43 echo
"GNU_HOST_NAME:=$$GNU_HOST_NAME" >> $@
; \
44 if gfind
-L
/dev
/null || find
-L
/dev
/null
; then \
45 echo
"FIND_L=find -L \$$(1)" >> $@
; \
47 echo
"FIND_L=find \$$(1) -follow" >> $@
; \
49 ) >/dev
/null
2>/dev
/null