-#
-# Copyright (C) 2007 OpenWrt.org
+#
+# Copyright (C) 2007-2015 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
-include $(TMP_DIR)/.host.mk
endif
-export TAR FIND
-
ifneq ($(__host_inc),1)
__host_inc:=1
+
+export PATH:=$(TOPDIR)/staging_dir/host/bin:$(PATH)
+
+try-run = $(shell set -e; \
+ TMP_F="$(TMP_DIR)/try-run.$$$$.tmp"; \
+ if ($(1)) >/dev/null 2>&1; then echo "$(2)"; else echo "$(3)"; fi; \
+ rm -f "$$TMP_F"; \
+)
+
+host-cc-option = $(call try-run, \
+ $(HOSTCC) $(HOST_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP_F",$(1),$(2) \
+)
+
.PRECIOUS: $(TMP_DIR)/.host.mk
$(TMP_DIR)/.host.mk: $(TOPDIR)/include/host.mk
@mkdir -p $(TMP_DIR)
HOST_OS=`uname`; \
case "$$HOST_OS" in \
Linux) HOST_ARCH=`uname -m`;; \
+ Darwin) HOST_ARCH=`uname -m`;; \
*) HOST_ARCH=`uname -p`;; \
esac; \
GNU_HOST_NAME=`gcc -dumpmachine`; \
- [ -n "$$GNU_HOST_NAME" ] || \
- GNU_HOST_NAME=`$(SCRIPT_DIR)/config.guess`; \
+ [ -z "$$GNU_HOST_NAME" -o "$$HOST_OS" = "Darwin" ] && \
+ GNU_HOST_NAME=`$(TOPDIR)/scripts/config.guess`; \
echo "HOST_OS:=$$HOST_OS" > $@; \
echo "HOST_ARCH:=$$HOST_ARCH" >> $@; \
echo "GNU_HOST_NAME:=$$GNU_HOST_NAME" >> $@; \
- TAR=`which gtar 2>/dev/null`; \
- [ -n "$$TAR" -a -x "$$TAR" ] || TAR=`which tar 2>/dev/null`; \
- echo "TAR:=$$TAR" >> $@; \
- FIND=`which gfind 2>/dev/null`; \
- [ -n "$$FIND" -a -x "$$FIND" ] || FIND=`which find 2>/dev/null`; \
- echo "FIND:=$$FIND" >> $@; \
- echo "BASH:=$(shell which bash)" >> $@; \
- if $$FIND -L /tmp -maxdepth 0 >/dev/null 2>/dev/null; then \
- echo "FIND_L=$$FIND -L \$$(1)" >>$@; \
- else \
- echo "FIND_L=$$FIND \$$(1) -follow" >> $@; \
- fi; \
- if xargs --help 2>&1 | grep 'gnu.org' >/dev/null; then \
- echo 'XARGS:=xargs -r' >> $@; \
+ if gfind -L /dev/null || find -L /dev/null; then \
+ echo "FIND_L=find -L \$$(1)" >> $@; \
else \
- echo 'XARGS:=xargs' >> $@; \
- fi; \
- )
+ echo "FIND_L=find \$$(1) -follow" >> $@; \
+ fi \
+ ) >/dev/null 2>/dev/null
endif