X-Git-Url: http://git.ozo.com/?a=blobdiff_plain;f=include%2Fhost.mk;h=9d40ec40a31b2487d9316534bf3991ab3d6a47c3;hb=d738ce55876f392957ef8fd186fb486b92298d4d;hp=93f86dce8aafbdc5a3a379455787a657188bc97d;hpb=ba9d778c9706dc3774edcb0216ce551f057cb6e3;p=openwrt-10.03%2F.git

diff --git a/include/host.mk b/include/host.mk
index 93f86dce8..9d40ec40a 100644
--- a/include/host.mk
+++ b/include/host.mk
@@ -1,28 +1,49 @@
 # 
-# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2007 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
 
-include $(TOPDIR)/.host.mk
+TMP_DIR ?= $(TOPDIR)/tmp
+-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_OPTIONS+=--wildcards" >> $@; \
-	fi
+export TAR
 
+ifneq ($(__host_inc),1)
+__host_inc:=1
+.PRECIOUS: $(TMP_DIR)/.host.mk
+$(TMP_DIR)/.host.mk: $(TOPDIR)/include/host.mk
+	@mkdir -p $(TMP_DIR)
+	@( \
+		HOST_OS=`uname`; \
+		case "$$HOST_OS" in \
+			Linux) HOST_ARCH=`uname -m`;; \
+			*) HOST_ARCH=`uname -p`;; \
+		esac; \
+		GNU_HOST_NAME=`gcc -dumpmachine`; \
+		[ -n "$$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" >> $@; \
+		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' >> $@; \
+		else \
+			echo 'XARGS:=xargs' >> $@; \
+		fi; \
+	)
+
+endif