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Makefile
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Makefile
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###############################################################################
# makefile
# by Alex Chadwick
#
# A makefile script for generation of the brainslug project
###############################################################################
###############################################################################
# helper variables
C := ,
###############################################################################
# devkitpro settings
ifeq ($(strip $(DEVKITPPC)),)
$(error "Please set DEVKITPPC in your environment. export DEVKITPPC=<path to>devkitPPC")
endif
ifeq ($(strip $(DEVKITPRO)),)
$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>devkitPRO")
endif
ifeq ($(OS),Windows_NT)
$(info Compiling from $(OS))
PORTLIBS := $(DEVKITPRO)/portlibs/ppc
PATH := $(DEVKITPPC)/bin:$(PORTLIBS)/bin:$(PATH)
ifeq ($(DEVKITPRO),$(subst :, ,$(DEVKITPRO)))
DEVKITPRO := $(patsubst /$(firstword $(subst /, ,$(DEVKITPRO)))/%,$(firstword $(subst /, ,$(DEVKITPRO))):/%,$(DEVKITPRO))
$(info DEVKITPRO corrected to $(DEVKITPRO))
else
$(info DEVKITPRO is $(DEVKITPRO))
endif
PORTLIBS := $(DEVKITPRO)/portlibs/ppc
ifeq ($(DEVKITPPC),$(subst :, ,$(DEVKITPPC)))
DEVKITPPC := $(patsubst /$(firstword $(subst /, ,$(DEVKITPPC)))/%,$(firstword $(subst /, ,$(DEVKITPPC))):/%,$(DEVKITPPC))
$(info DEVKITPPC corrected to $(DEVKITPPC))
else
$(info DEVKITPPC is $(DEVKITPPC))
endif
else
$(info Compiling from Unix)
PORTLIBS := $(DEVKITPRO)/portlibs/ppc
$(info DEVKITPRO is $(DEVKITPRO))
$(info DEVKITPPC is $(DEVKITPPC))
endif
###############################################################################
# Compiler settings
# The toolchain to use.
PREFIX = powerpc-eabi-
# Tools to use
AS = $(PREFIX)as
LD = $(PREFIX)g++
CC = $(PREFIX)g++
OBJDUMP = $(PREFIX)objdump
OBJCOPY = $(PREFIX)objcopy
ELF2DOL = elf2dol
LDFLAGS += -O2 -Wl$C--gc-sections \
-mrvl -mcpu=750 -meabi \
-Wl$C--section-start$C.init=0x80a00000 \
$(patsubst %,-Wl$C-Map$C%,$(strip $(MAP)))
CFLAGS += -O2 -Wall -x c -std=gnu99 \
-DGEKKO -DHW_RVL -D__wii__ \
-mrvl -mcpu=750 -meabi -mhard-float \
-msdata=eabi -memb -ffunction-sections -fdata-sections
ifdef DEBUG
else
CFLAGS += -DNDEBUG -flto
LDFLAGS += -flto
endif
###############################################################################
# Parameters
# Used to suppress command echo.
Q ?= @
LOG ?= @echo $@
# The intermediate directory for compiled object files.
BUILD ?= build
# The output directory for compiled results.
BIN ?= bin
# The output directory for releases.
RELEASE?= release
# The name of the output file to generate.
TARGET ?= $(BIN)/boot.dol
# The name of the assembler listing file to generate.
LIST ?= $(BIN)/boot.list
# The name of the map file to generate.
MAP ?= $(BIN)/boot.map
###############################################################################
# Variable init
# The names of libraries to use.
LIBS := ogc mxml fat bte wiiuse
# The source files to compile.
SRC :=
# Phony targets
PHONY :=
# Include directories
INC_DIRS := .
# Library directories
LIB_DIRS := $(DEVKITPPC) $(DEVKITPPC)/powerpc-eabi \
$(DEVKITPRO)/libogc $(DEVKITPRO)/libogc/lib/wii \
$(wildcard $(DEVKITPPC)/lib/gcc/powerpc-eabi/*) \
$(PORTLIBS) $(PORTLIBS)/wii
###############################################################################
# Rule to make everything.
PHONY += all
all : $(TARGET) $(BIN)/boot.elf
###############################################################################
# Release rules
PHONY += release
release: $(TARGET) meta.xml icon.png
$(LOG)
-$Qmkdir $(RELEASE)
-$Qmkdir $(RELEASE)/apps
-$Qmkdir $(RELEASE)/apps/netslug
$Qcp -r $(TARGET) $(RELEASE)/apps/netslug
$Qcp -r symbols $(RELEASE)/apps/netslug
-$Qmkdir $(RELEASE)/apps/netslug/modules
$Qcp -r USAGE $(RELEASE)/readme.txt
$Qcp config.ini $(RELEASE)/apps/netslug/config.ini
$Q$(MAKE) -C modules release RELEASE_DIR=../$(RELEASE)/apps/netslug/modules
###############################################################################
# Recursive rules
include src/makefile.mk
LDFLAGS += $(patsubst %,-l %,$(LIBS)) $(patsubst %,-l %,$(LIBS)) \
$(patsubst %,-L %,$(LIB_DIRS)) $(patsubst %,-L %/lib,$(LIB_DIRS))
CFLAGS += $(patsubst %,-I %,$(INC_DIRS)) \
$(patsubst %,-I %/include,$(LIB_DIRS)) -iquote src
OBJECTS := $(patsubst %.c,$(BUILD)/%.c.o,$(filter %.c,$(SRC)))
ifeq ($(words $(filter clean%,$(MAKECMDGOALS))),0)
ifeq ($(words $(filter install%,$(MAKECMDGOALS))),0)
ifeq ($(words $(filter uninstall%,$(MAKECMDGOALS))),0)
include $(patsubst %.c,$(BUILD)/%.c.d,$(filter %.c,$(SRC)))
endif
endif
endif
###############################################################################
# Special build rules
# Rule to make the image file.
$(TARGET) : $(BUILD)/output.elf $(BIN)
$(LOG)
-$Qmkdir -p $(dir $@)
$Q$(ELF2DOL) $(BUILD)/output.elf $(TARGET)
$(BIN)/boot.elf : $(BUILD)/output.elf $(BIN)
$(LOG)
$Qcp $< $@
$Q$(PREFIX)strip $@
$Q$(PREFIX)strip -g $@
# Rule to make the elf file.
$(BUILD)/output.elf : $(OBJECTS) $(LINKER) $(BUILD)
$(LOG)
$Q$(LD) $(OBJECTS) $(LDFLAGS) -o $@
# Rule to make intermediate directory
$(BUILD) :
-$Qmkdir $@
# Rule to make output directory
$(BIN) :
-$Qmkdir $@
###############################################################################
# Standard build rules
$(BUILD)/%.c.o: %.c
$(LOG)
-$Qmkdir -p $(dir $@)
$Q$(CC) -c $(CFLAGS) $< -o $@
$(BUILD)/%.c.d: %.c
$(LOG)
-$Qmkdir -p $(dir $@)
$Q$(RM) $(wildcard $@)
$Q{ $(CC) -MP -MM -MT $(@:.d=.o) $(CFLAGS) $< > $@ \
&& $(RM) [email protected]; } \
|| { $(RM) [email protected] && false; }
###############################################################################
# Assembly listing rules
# Rule to make assembly listing.
PHONY += list
list : $(LIST)
# Rule to make the listing file.
%.list : $(BUILD)/output.elf $(BUILD)
$(LOG)
-$Qmkdir -p $(dir $@)
$Q$(OBJDUMP) -d $(BUILD)/output.elf > $@
###############################################################################
# Clean rule
# Rule to clean files.
PHONY += clean
clean :
-$Qrm -rf $(BUILD)
-$Qrm -rf $(BIN)
-$Qrm -rf $(RELEASE)
###############################################################################
# Phony targets
.PHONY : $(PHONY)