[Fix] 解决busybox编译错误

.gitignore

@@ -0,0 +1,15 @@
+
+# File
+*.o
+
+# Configuration
+compile_commands.json
+
+# Directory
+.vscode/
+.cache/
+output/
+
+# Patch
+*.orig
+*.rej

Makefile

@@ -1,33 +1,58 @@
 
-LOCAL_DIR  = $(strip $(shell pwd))
+LOCAL_DIR   := $(strip $(shell pwd))
 
-SDK_TOP    = $(LOCAL_DIR)
+SDK_TOP     := $(LOCAL_DIR)
-UBOOT_DIR  = $(LOCAL_DIR)/uboot
+UBOOT_DIR   := $(LOCAL_DIR)/uboot
-KERNEL_DIR = $(LOCAL_DIR)/kernel
+KERNEL_DIR  := $(LOCAL_DIR)/kernel
+BUSYBOX_DIR := $(LOCAL_DIR)/busybox
+OUTPUT_DIR  := $(LOCAL_DIR)/output
 
-CPU_CORES = $(shell grep '^core id' /proc/cpuinfo |sort -u |wc -l)
+CPU_CORES = $(shell grep '^core id' /proc/cpuinfo |wc -l)
-UBOOT_DEFCONFIG  ?= mx6ul_14x14_evk_emmc_defconfig 
+UBOOT_DEFCONFIG   ?= mx6ul_14x14_evk_emmc_defconfig
-KERNEL_DEFCONFIG ?= imx_v7_defconfig 
+UBOOT_IMAGE       ?= u-boot-imx6ull-14x14-ddr512-emmc.imx
+KERNEL_DEFCONFIG  ?= imx_v7_defconfig
+KERNEL_DTB        ?= imx6ul-14x14-evk.dtb
+BUSYBOX_DEFCONFIG ?= imx6ul_14x14_evk_defconfig
 
-export ARCH ?= arm
+export ARCH          ?= arm
 export CROSS_COMPILE ?= arm-linux-gnueabihf-
 
 build_all := uboot kernel
 clean_all := $(addsuffix _clean,$(build_all))
-.PHONY : clean $(build_all) $(clean_all) 
+.PHONY : clean $(build_all) $(clean_all)
 
 all: ${build_all}
 
-uboot:
+chk_env:
+	if [ ! -e ${OUTPUT_DIR} ]; then mkdir -p ${OUTPUT_DIR}; fi
+
+busybox: chk_env
+#	$(MAKE) -C $(BUSYBOX_DIR) $(BUSYBOX_DEFCONFIG)
+	$(MAKE) -C $(BUSYBOX_DIR) -j${CPU_CORES}
+	$(MAKE) -C $(BUSYBOX_DIR) install CONFIG_PREFIX=$(OUTPUT_DIR)/rootfs -j${CPU_CORES}
+
+busybox_config: chk_env
+#	$(MAKE) -C $(BUSYBOX_DIR) $(BUSYBOX_DEFCONFIG)
+	$(MAKE) -C $(BUSYBOX_DIR) menuconfig
+#	$(MAKE) -C $(BUSYBOX_DIR) savedefconfig
+#	mv $(BUSYBOX_DIR)/defconfig $(BUSYBOX_DIR)/configs/$(BUSYBOX_DEFCONFIG)
+
+busybox_clean:
+	$(MAKE) clean -C $(BUSYBOX_DIR)
+
+uboot: chk_env
 	$(MAKE) -C $(UBOOT_DIR) $(UBOOT_DEFCONFIG)
 	$(MAKE) -C $(UBOOT_DIR) -j${CPU_CORES}
+	cp -arf ${UBOOT_DIR}/u-boot.imx ${OUTPUT_DIR}/${UBOOT_IMAGE};
 
 uboot_clean:
-	$(MAKE) clean -C $(UBOOT_DIR)  
+	$(MAKE) clean -C $(UBOOT_DIR)
 
-kernel:
+kernel: chk_env
 	$(MAKE) -C $(KERNEL_DIR) $(KERNEL_DEFCONFIG)
 	$(MAKE) -C $(KERNEL_DIR) -j${CPU_CORES}
+	cp -arf ${KERNEL_DIR}/arch/${ARCH}/boot/zImage              ${OUTPUT_DIR}/;
+	cp -arf ${KERNEL_DIR}/arch/${ARCH}/boot/dts/${KERNEL_DTB}   ${OUTPUT_DIR}/;
 
 kernel_clean:
 	$(MAKE) clean -C $(KERNEL_DIR)
@@ -38,5 +63,4 @@ clean:
 distclean:
 	$(MAKE) -C $(UBOOT_DIR) distclean
 	$(MAKE) -C $(KERNEL_DIR) distclean
-	
+	rm -rf ${OUTPUT_DIR}
-

busybox/.gitignore

@@ -0,0 +1,49 @@
+
+*.o
+*.a
+*.cmd
+
+*.in
+
+busybox.links
+Kbuild
+
+*.out
+*.map
+
+.config
+.config.old
+.kconfig.d
+.kernelrelease
+applets/applet_tables
+applets/usage
+applets/usage_pod
+busybox
+busybox_unstripped
+busybox_unstripped.map
+busybox_unstripped.out
+docs/BusyBox.html
+docs/BusyBox.txt
+docs/busybox.1
+docs/busybox.net/
+docs/busybox.pod
+include/NUM_APPLETS.h
+include/applet_tables.h
+include/applets.h
+include/autoconf.h
+include/bbconfigopts.h
+include/bbconfigopts_bz2.h
+include/common_bufsiz.h
+include/common_bufsiz.h.method
+include/config/
+include/usage.h
+include/usage_compressed.h
+scripts/basic/docproc
+scripts/basic/fixdep
+scripts/basic/split-include
+scripts/kconfig/conf
+scripts/kconfig/lex.zconf.c
+scripts/kconfig/lxdialog/lxdialog
+scripts/kconfig/mconf
+scripts/kconfig/zconf.hash.c
+scripts/kconfig/zconf.tab.c

busybox/configs/imx6ul_14x14_evk_defconfig

@@ -0,0 +1,3 @@
+CONFIG_FEATURE_EDITING_VI=y
+CONFIG_FEATURE_CHECK_UNICODE_IN_ENV=y
+# CONFIG_MODPROBE_SMALL is not set

busybox/scripts/kconfig/.gitignore

@@ -0,0 +1,22 @@
+#
+# Generated files
+#
+config*
+*.lex.c
+*.tab.c
+*.tab.h
+zconf.hash.c
+*.moc
+gconf.glade.h
+*.pot
+*.mo
+
+#
+# configuration programs
+#
+conf
+mconf
+nconf
+qconf
+gconf
+kxgettext

busybox/scripts/kconfig/lxdialog/.gitignore

@@ -0,0 +1,4 @@
+#
+# Generated files
+#
+lxdialog