Ciao lapht.
Dai un'occhiata a questo basilare Hello World:
CODICE:
Codice:
#include <stdio.h>
#include <stdlib.h>
#include <input/input.h>
#include <xenos/xenos.h>
#include <console/console.h>
void mainInit()
{
//init
xenos_init(VIDEO_MODE_AUTO);
console_init();
kmem_init();
usb_init();
usb_do_poll();
}
int main()
{
mainInit();
printf("CHI E' IL MODDER PIU' RUGGENTE E MARSUPIALE DEL MONDO?\n");
struct controller_data_s oldc;
while(1)
{
struct controller_data_s c;
if (get_controller_data(&c, 0))
{
if((c.a)&&(!oldc.a))
{
printf("DEVI ESSERE PROPRIO UNO SPAGOTCHOLOIDE PER NON SAPERLO\n");
}
if((!c.a)&&(oldc.a))
{
printf("PREMI A PER SAPERLO\n");
}
oldc=c;
}
usb_do_poll();
}
return 0;
}
Questo è un MAKEFILE comprensivo di commenti esplicativi:
Codice:
#---------------------------------------------------------------------------------
# Clear the implicit built in rules
#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
ifeq ($(strip $(DEVKITXENON)),)
$(error "Please set DEVKITXENON in your environment. export DEVKITXENON=<path to>devkitPPC")
endif
include $(DEVKITXENON)/rules
#---------------------------------------------------------------------------------
# TARGET is the name of the output
# BUILD is the directory where object files & intermediate files will be placed
# SOURCES is a list of directories containing source code
# INCLUDES is a list of directories containing extra header files
#---------------------------------------------------------------------------------
TARGET := $(notdir $(CURDIR))
BUILD := build
SOURCES := source
DATA := data
INCLUDES :=
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
CFLAGS = -ffunction-sections -fdata-sections -g -O2 -Wall $(MACHDEP) $(INCLUDE)
CXXFLAGS = $(CFLAGS)
LDFLAGS = -g $(MACHDEP) -Wl,--gc-sections -Wl,-Map,$(notdir $@).map
#---------------------------------------------------------------------------------
# any extra libraries we wish to link with the project
#---------------------------------------------------------------------------------
LIBS := -lxenon -lm
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS :=
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
#---------------------------------------------------------------------------------
# automatically build a list of object files for our project
#---------------------------------------------------------------------------------
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
sFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.S)))
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
export LD := $(CC)
else
export LD := $(CXX)
endif
export OFILES := $(addsuffix .o,$(BINFILES)) \
$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) \
$(sFILES:.s=.o) $(SFILES:.S=.o)
#---------------------------------------------------------------------------------
# build a list of include paths
#---------------------------------------------------------------------------------
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD) \
-I$(LIBXENON_INC)
#---------------------------------------------------------------------------------
# build a list of library paths
#---------------------------------------------------------------------------------
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib) \
-L$(LIBXENON_LIB)
export OUTPUT := $(CURDIR)/$(TARGET)
.PHONY: $(BUILD) clean
#---------------------------------------------------------------------------------
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@make --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(OUTPUT).elf $(OUTPUT).elf32
#---------------------------------------------------------------------------------
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
$(OUTPUT).elf32: $(OUTPUT).elf
$(OUTPUT).elf: $(OFILES)
-include $(DEPENDS)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
#source/ffs_content.c: genffs.py data/ps.psu data/vs.vsu
# python genffs.py > source/ffs_content.c
run: $(OUTPUT).elf32
cp $(OUTPUT).elf32 /tftpboot/xenon
$(PREFIX)strip /tftpboot/xenon
# /home/dev360/run
E' necessario avere un Makefile per ogni programma che intendi compilare. Il Makefile si occuperà di verificare l'utilizzo dei corretti "includes"
Segnalibri