feat: introduce mksh toybox to rootfs

Change-Id: I0a6e6f2962ca6904c858898eb93a5b2f93e85b69

apps/mksh/Makefile

@@ -0,0 +1,67 @@
+# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
+# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice, this list of
+#    conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice, this list
+#    of conditions and the following disclaimer in the documentation and/or other materials
+#    provided with the distribution.
+#
+# 3. Neither the name of the copyright holder nor the names of its contributors may be used
+#    to endorse or promote products derived from this software without specific prior written
+#    permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+MKSH := mksh
+
+MKSH_DIR := $(shell pwd)/
+LITEOSTOPDIR = $(MKSH_DIR)/../../
+include $(MKSH_DIR)/../config.mk
+
+APPS_OUT := $(OUT)/bin
+BUILD_DIR := $(MKSH_DIR)/build
+BUILD_LOG := $(MKSH_DIR)/build.log
+TARGET_OS := OpenHarmony
+
+LOCAL_CFLAGS := -flto -fdata-sections -ffunction-sections -Oz -fstack-protector-strong -D_FORTIFY_SOURCE=2 -mcpu=cortex-a7 -mfloat-abi=softfp -mfpu=neon-vfpv4
+LOCAL_CFLAGS += --target=arm-liteos --sysroot=$(LITEOSTOPDIR)/../../prebuilts/lite/sysroot/
+LOCAL_CFLAGS += -DMKSH_DISABLE_TTY_WARNING -DMKSH_SMALL=1 -DMKSH_ASSUME_UTF8=1 -DMKSH_SMALL_BUT_FAST=0 -DMKSH_S_NOVI=1 -DHAVE_CAN_FSTACKPROTECTORSTRONG=1
+LOCAL_CFLAGS += -DMKSH_LESS_CMDLINE_EDITING -DMKSH_LESS_BUILDINS -DMKSH_NO_INITCOMS -DADAPT_FOR_LITEOS_A
+
+all:$(MKSH)
+
+$(MKSH):
+ifneq ($(wildcard $(BUILD_DIR)),)
+	$(HIDE)echo "not clean, rebuilding now"
+	$(HIDE)chmod +x $(BUILD_DIR)/Rebuild.sh
+	$(HIDE)cd $(BUILD_DIR) && ./Rebuild.sh > $(BUILD_LOG) 2>&1
+else
+	$(HIDE)mkdir $(BUILD_DIR)
+	$(HIDE)$(CP) $(LITEOSTHIRDPARTY)/$(MKSH)/. $(BUILD_DIR)
+	$(HIDE)chmod +x $(BUILD_DIR)/Build.sh
+	$(HIDE)cd $(BUILD_DIR) && CC=$(CC) TARGET_OS=$(TARGET_OS) CFLAGS="$(LOCAL_CFLAGS)" LDFLAGS="$(LDFLAGS)" ./Build.sh -r > $(BUILD_LOG) 2>&1
+endif
+	$(HIDE)$(CP) -rf $(BUILD_DIR)/$(MKSH) .
+	$(HIDE)$(STRIP) $(MKSH)
+	$(HIDE)mkdir -p $(APPS_OUT)
+	$(HIDE)$(CP) $(MKSH) $(APPS_OUT)
+
+clean:
+	$(HIDE)$(RM) $(MKSH) $(BUILD_DIR) $(BUILD_LOG)
+
+.PHONY: all $(MKSH) clean