Makefile.rules_generic

#*******************************************************************************
#   Ledger SDK
#   (c) 2017 Ledger
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#*******************************************************************************


# consider every intermediate target as final to avoid deleting intermediate files
.SECONDARY:

# disable builtin rules that overload the build process (and the debug log !!)
.SUFFIXES:
MAKEFLAGS += -r

SHELL =       /bin/bash

#default building rules
.SECONDEXPANSION:

ifeq ($(shell $(CC) -v 2>&1 | grep clang),)
$(error Compiler is not CLANG)
endif

ifeq ($(TARGET_NAME),TARGET_NANOX)
ifeq ($(shell $(LD) -v 2>&1 | grep clang),)
LD := $(CC)
ifneq ($(shell [ `$(CC) -v 2>&1 | grep "version " | cut -f3 -d' ' | cut -f1 -d'.'` -ge 7 ] && echo ok),ok)
$(error Requires at least CLANG 7 to link correctly with -fropi -frwpi)
endif
$(info Linker changed to CLANG)
endif
endif

ifeq ($(filter clean,$(MAKECMDGOALS)),)
-include $(DEPEND_FILES)
endif

clean:
	rm -fr obj bin debug dep $(GLYPH_DESTC) $(GLYPH_DESTH)

prepare:
	$(L)echo Prepare directories
	@mkdir -p bin obj debug dep

default: bin/app.apdu

obj/%.o: %.c $(GLYPH_DESTC) prepare Makefile
	@echo "[CC]   $@"
	$(L)$(call cc_cmdline,$(INCLUDES_PATH), $(DEFINES),$<,$@)

obj/%.o: %.s
	@echo "[AS]   $@"
	$(L)$(call as_cmdline,$(INCLUDES_PATH), $(DEFINES),$<,$@)

obj/%.o: %.S
	@echo "[AS]   $@"
	$(L)$(call as_cmdline,$(INCLUDES_PATH), $(DEFINES),$<,$@)

ifeq ($(SCRIPT_LD),)
SCRIPT_LD:=$(BOLOS_SDK)/script.ld
else
$(info Using custom link script: $(SCRIPT_LD))
endif
LDFLAGS  += -T$(SCRIPT_LD)

bin/app.elf: $(OBJECT_FILES) $(SCRIPT_LD)
	@echo "[LINK] $@"
	$(L)$(call link_cmdline,$(OBJECT_FILES) $(LDLIBS),$@)
	$(L)$(GCCPATH)arm-none-eabi-objcopy -O ihex -S bin/app.elf bin/app.hex
	$(L)cp bin/app.elf obj
	$(L)$(GCCPATH)arm-none-eabi-objdump -S -d bin/app.elf > debug/app.asm

bin/app.apdu bin/app.sha256: bin/app.elf
	$(L)python3 -m ledgerblue.loadApp $(APP_LOAD_PARAMS) --offline bin/app.apdu | grep "Application" | cut -f5 -d' ' > bin/app.sha256

### BEGIN GCC COMPILER RULES

# link_cmdline(objects,dest)		Macro that is used to format arguments for the linker
link_cmdline = $(LD) $(LDFLAGS) -o $(2) $(1)
ifneq ($(APP_STACK_SIZE),)
link_cmdline += -Wl,--defsym=stack_size=$(APP_STACK_SIZE)
endif

# cc_cmdline(include,defines,src,dest)	Macro that is used to format arguments for the compiler
# dependency files are generated along the object file
cc_cmdline = $(CC) -c $(CFLAGS) -MMD -MT obj/$(basename $(notdir $(4))).o -MF dep/$(basename $(notdir $(4))).d $(addprefix -D,$(2)) $(addprefix -I,$(1)) -o $(4) $(3)

as_cmdline = $(AS) -c $(AFLAGS) $(addprefix -D,$(2)) $(addprefix -I,$(1)) -o $(4) $(3)

### END GCC COMPILER RULES

# Run Clang Static Analyzer
SCAN_BUILD ?= scan-build
SCAN_BUILD_OUTPUT ?= $(CURDIR)/output-scan-build
scan-build:
	$(SCAN_BUILD) --use-cc=$(CC) -analyze-headers -enable-checker security -enable-checker unix -enable-checker valist -o $(SCAN_BUILD_OUTPUT) $(MAKE) default