+# SPDX-License-Identifier: GPL-2.0+
#
-# (C) Copyright 2002
+# (C) Copyright 2002-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-SOURCES := crc32.c fw_env.c fw_env_main.c
-HEADERS := fw_env.h
-all: fw_printenv
+# fw_printenv is supposed to run on the target system, which means it should be
+# built with cross tools. Although it may look weird, we only replace "HOSTCC"
+# with "CC" here for the maximum code reuse of scripts/Makefile.host.
+override HOSTCC = $(CC)
-fw_printenv: $(SOURCES) $(HEADERS)
- $(CROSS_COMPILE)gcc -Wall -DUSE_HOSTCC $(SOURCES) -o fw_printenv
+# Compile for a hosted environment on the target
+HOST_EXTRACFLAGS = $(patsubst -I%,-idirafter%, $(filter -I%, $(UBOOTINCLUDE))) \
+ -idirafter $(srctree)/tools/env \
+ -DUSE_HOSTCC \
+ -DTEXT_BASE=$(TEXT_BASE)
-clean:
- rm -f fw_printenv crc32.c
+ifeq ($(MTD_VERSION),old)
+HOST_EXTRACFLAGS += -DMTD_OLD
+endif
-crc32.c:
- ln -s ../../lib_generic/crc32.c crc32.c
+always := fw_printenv
+hostprogs-y := fw_printenv
-#########################################################################
+lib-y += fw_env.o \
+ crc32.o ctype.o linux_string.o \
+ env_attr.o env_flags.o
-.depend: Makefile $(SOURCES)
- $(CC) -M $(HOST_CFLAGS) $(CPPFLAGS) -DUSE_HOSTCC $(SOURCES) > $@
+fw_printenv-objs := fw_env_main.o $(lib-y)
-sinclude .depend
+quiet_cmd_crosstools_strip = STRIP $^
+ cmd_crosstools_strip = $(STRIP) $^; touch $@
-#########################################################################
+$(obj)/.strip: $(obj)/fw_printenv
+ $(call cmd,crosstools_strip)
+always += .strip