X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/3d124095e990fd0ab21730fbc9541048643dbeb4..6e52da3bc7920c458309c487218fbfdc75fc0ef7:/include/host.mk

diff --git a/include/host.mk b/include/host.mk
index 9eee20fcf..423ca1661 100644
--- a/include/host.mk
+++ b/include/host.mk
@@ -5,24 +5,33 @@
 # See /LICENSE for more information.
 #
 
-include $(TOPDIR)/.host.mk
+include $(TMP_DIR)/.host.mk
 
-$(TOPDIR)/.host.mk: $(INCLUDE_DIR)/host.mk
-	@echo "HOST_OS:=`uname`" > $@
-	@echo "HOST_ARCH:=` \
-		$(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
-			-e 's/sparc.*/sparc/' \
-			-e 's/arm.*/arm/' \
-			-e 's/m68k.*/m68k/' \
-			-e 's/ppc/powerpc/' \
-			-e 's/v850.*/v850/' \
-			-e 's/sh[234]/sh/' \
-			-e 's/mips-.*/mips/' \
-			-e 's/mipsel-.*/mipsel/' \
-			-e 's/cris.*/cris/' \
-			-e 's/i[3-9]86/i386/'`" >> $@
-	@echo "GNU_HOST_NAME:=`$(HOSTCC) -dumpmachine`" >> $@
-	@if tar --version 2>&1 | grep 'GNU' >/dev/null; then \
-		echo "TAR_WILDCARDS:=--wildcards" >> $@; \
-	fi
+export TAR
 
+ifneq ($(__host_inc),1)
+__host_inc:=1
+$(TMP_DIR)/.host.mk: $(TOPDIR)/include/host.mk
+	@mkdir -p $(TMP_DIR)
+	@( \
+		HOST_OS=`uname`; \
+		case "$$HOST_OS" in \
+			Linux) HOST_ARCH=`uname -m`;; \
+			*) HOST_ARCH=`uname -p`;; \
+		esac; \
+		GNU_HOST_NAME=`gcc -dumpmachine`; \
+		[ -n "$$GNU_HOST_NAME" ] || \
+			GNU_HOST_NAME=`$(SCRIPT_DIR)/config.guess`; \
+		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" >> $@; \
+		ZCAT=`which gzcat 2>/dev/null`; \
+		[ -n "$$ZCAT" -a -x "$$ZCAT" ] || ZCAT=`which zcat 2>/dev/null`; \
+		echo "ZCAT:=$$ZCAT" >> $@; \
+		echo "BASH:=$(shell which bash)" >> $@; \
+	)
+
+endif