54b375dc43
It seems in the time window mksymtab.sh redirect to symtab.c, there is chance symtab.c would also be built meantime. Then if built before symtab.c write done, link errors may occur. So use rename and mv operation to reduce the possibility. Signed-off-by: liuhaitao <liuhaitao@xiaomi.com>
151 lines
4.9 KiB
Makefile
151 lines
4.9 KiB
Makefile
############################################################################
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# apps/examples/module/drivers/Makefile
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#
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# Copyright (C) 2015, 2017-2018 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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-include $(TOPDIR)/Make.defs
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include $(APPDIR)/Make.defs
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ALL_SUBDIRS = chardev
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BUILD_SUBDIRS = chardev
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FSIMG_SUBDIR = fsroot
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MODULE_DIR = $(APPDIR)/examples/module
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DRIVER_DIR = $(MODULE_DIR)/drivers
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FSROOT_DIR = $(DRIVER_DIR)/fsroot
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SYMTAB_SRC = $(DRIVER_DIR)/mod_symtab.c
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PASS1_SYMTAB = $(TOPDIR)/pass1/mod_symtab.c
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ifeq ($(CONFIG_EXAMPLES_MODULE_ROMFS),y)
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ROMFS_IMG = $(DRIVER_DIR)/romfs.img
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FSIMG_HDR = $(DRIVER_DIR)/romfs.h
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else ifeq ($(CONFIG_EXAMPLES_MODULE_CROMFS),y)
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NXTOOLDIR = $(TOPDIR)/tools
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GENCROMFSSRC = gencromfs.c
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GENCROMFSEXE = gencromfs$(EXEEXT)
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FSIMG_HDR = $(DRIVER_DIR)/cromfs.h
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endif
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define DIR_template
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$(1)_$(2): $(4)
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+$(Q) $(MAKE) -C $(1) $(3) TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" FSROOT_DIR="$(FSROOT_DIR)" CROSSDEV=$(CROSSDEV)
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endef
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all: $(FSIMG_HDR) $(DIRLIST_HDR) $(SYMTAB_SRC) $(PASS1_SYMTAB)
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.PHONY: all build clean install populate
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$(foreach DIR, $(BUILD_SUBDIRS), $(eval $(call DIR_template,$(DIR),build,all,)))
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$(foreach DIR, $(ALL_SUBDIRS), $(eval $(call DIR_template,$(DIR),clean,clean,)))
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$(foreach DIR, $(BUILD_SUBDIRS), $(eval $(call DIR_template,$(DIR),install,install,$(DIR)_build)))
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# Build program(s) in each sud-directory
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build: $(foreach DIR, $(BUILD_SUBDIRS), $(DIR)_build)
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# Install each program in the fsroot directory
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install: $(foreach DIR, $(BUILD_SUBDIRS), $(DIR)_install)
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ifneq ($(STRIP),)
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ifneq ($(CONFIG_EXAMPLES_MODULE_NOSTRIP),y)
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$(Q) $(STRIP) $(wildcard $(FSIMG_SUBDIR)$(DELIM)*)
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endif
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endif
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# Create the fsroot directory
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$(FSROOT_DIR):
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$(Q) mkdir $(FSROOT_DIR)
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# Populate the fsroot directory
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populate: $(FSROOT_DIR) build install
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ifeq ($(CONFIG_EXAMPLES_MODULE_BUILTINFS),y)
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ifeq ($(CONFIG_EXAMPLES_MODULE_ROMFS),y)
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# Create the romfs.img file from the populated fsroot directory
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$(ROMFS_IMG): populate
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ifeq ($(CONFIG_EXAMPLES_MODULE_BUILTINFS),y)
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$(Q) genromfs -f $@ -d $(FSROOT_DIR) -V "MODULETEST"
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endif
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# Create the romfs.h header file from the romfs.img file
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$(FSIMG_HDR) : $(ROMFS_IMG)
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ifeq ($(CONFIG_EXAMPLES_MODULE_BUILTINFS),y)
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$(Q) (cd $(DRIVER_DIR); xxd -i romfs.img | sed -e "s/^unsigned/static const unsigned/g" >$@)
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endif
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else ifeq ($(CONFIG_EXAMPLES_MODULE_CROMFS),y)
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# Make sure that the NuttX gencromfs tool has been built
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$(NXTOOLDIR)/$(GENCROMFSEXE): $(NXTOOLDIR)/$(GENCROMFSSRC)
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$(Q) $(MAKE) -C $(NXTOOLDIR) -f Makefile.host $(GENCROMFSEXE)
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# Create the cromfs.h header file from the populated cromfs directory
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$(FSIMG_HDR) : populate $(NXTOOLDIR)/$(GENCROMFSEXE)
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$(Q) $(NXTOOLDIR)/$(GENCROMFSEXE) $(FSIMG_DIR) $(FSIMG_HDR)
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endif
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# Create the exported symbol table
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$(SYMTAB_SRC): populate
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$(Q) $(DRIVER_DIR)/mksymtab.sh $(FSROOT_DIR) >$@.tmp
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$(Q) mv $@.tmp $@
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else
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# Create the exported symbol table
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$(SYMTAB_SRC): populate
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$(Q) $(DRIVER_DIR)/mksymtab.sh $(FSROOT_DIR) >$@.tmp
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$(Q) mv $@.tmp $@
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endif
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# Copy the symbol table into the kernel pass1/ build directory
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$(PASS1_SYMTAB): $(SYMTAB_SRC)
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ifneq ($(CONFIG_BUILD_FLAT),y)
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$(Q) install -m 0644 $(SYMTAB_SRC) $(PASS1_SYMTAB)
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endif
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# Clean each subdirectory
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clean: $(foreach DIR, $(ALL_SUBDIRS), $(DIR)_clean)
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$(Q) rm -f $(FSIMG_HDR) $(DIRLIST_HDR) $(ROMFS_IMG) $(SYMTAB_SRC)
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$(Q) rm -rf $(FSROOT_DIR)
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