diff --git a/examples/romfs/Makefile b/examples/romfs/Makefile new file mode 100644 index 0000000..014079e --- /dev/null +++ b/examples/romfs/Makefile @@ -0,0 +1,181 @@ +#--------------------------------------------------------------------------------- +.SUFFIXES: +#--------------------------------------------------------------------------------- + +ifeq ($(strip $(DEVKITARM)),) +$(error "Please set DEVKITARM in your environment. export DEVKITARM=devkitARM") +endif + +TOPDIR ?= $(CURDIR) +include $(DEVKITARM)/3ds_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 +# DATA is a list of directories containing data files +# INCLUDES is a list of directories containing header files +# +# NO_SMDH: if set to anything, no SMDH file is generated. +# ROMFS is the directory which contains the RomFS, relative to the Makefile (Optional) +# APP_TITLE is the name of the app stored in the SMDH file (Optional) +# APP_DESCRIPTION is the description of the app stored in the SMDH file (Optional) +# APP_AUTHOR is the author of the app stored in the SMDH file (Optional) +# ICON is the filename of the icon (.png), relative to the project folder. +# If not set, it attempts to use one of the following (in this order): +# - .png +# - icon.png +# - /default_icon.png +#--------------------------------------------------------------------------------- +TARGET := $(notdir $(CURDIR)) +BUILD := build +SOURCES := source +DATA := data +INCLUDES := include +ROMFS := romfs + +#--------------------------------------------------------------------------------- +# options for code generation +#--------------------------------------------------------------------------------- +ARCH := -march=armv6k -mtune=mpcore -mfloat-abi=hard + +CFLAGS := -g -Wall -O2 -mword-relocations \ + -fomit-frame-pointer -ffast-math \ + $(ARCH) + +CFLAGS += $(INCLUDE) -DARM11 -D_3DS + +CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11 + +ASFLAGS := -g $(ARCH) +LDFLAGS = -specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map) + +LIBS := -lctru -lm + +#--------------------------------------------------------------------------------- +# list of directories containing libraries, this must be the top level containing +# include and lib +#--------------------------------------------------------------------------------- +LIBDIRS := $(CTRULIB) + + +#--------------------------------------------------------------------------------- +# no real need to edit anything past this point unless you need to add additional +# rules for different file extensions +#--------------------------------------------------------------------------------- +ifneq ($(BUILD),$(notdir $(CURDIR))) +#--------------------------------------------------------------------------------- + +export OUTPUT := $(CURDIR)/$(TARGET) +export TOPDIR := $(CURDIR) + +export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \ + $(foreach dir,$(DATA),$(CURDIR)/$(dir)) + +export DEPSDIR := $(CURDIR)/$(BUILD) + +CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c))) +CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp))) +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) + +export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \ + $(foreach dir,$(LIBDIRS),-I$(dir)/include) \ + -I$(CURDIR)/$(BUILD) + +export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib) + +ifeq ($(strip $(ICON)),) + icons := $(wildcard *.png) + ifneq (,$(findstring $(TARGET).png,$(icons))) + export APP_ICON := $(TOPDIR)/$(TARGET).png + else + ifneq (,$(findstring icon.png,$(icons))) + export APP_ICON := $(TOPDIR)/icon.png + endif + endif +else + export APP_ICON := $(TOPDIR)/$(ICON) +endif + +ifeq ($(strip $(NO_SMDH)),) + export _3DSXFLAGS += --smdh=$(CURDIR)/$(TARGET).smdh +endif + +ifneq ($(ROMFS),) + export _3DSXFLAGS += --romfs=$(CURDIR)/$(ROMFS) +endif + +.PHONY: $(BUILD) clean all + +#--------------------------------------------------------------------------------- +all: $(BUILD) + +$(BUILD): + @[ -d $@ ] || mkdir -p $@ + @$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile + +#--------------------------------------------------------------------------------- +clean: + @echo clean ... + @rm -fr $(BUILD) $(TARGET).3dsx $(OUTPUT).smdh $(TARGET).elf + + +#--------------------------------------------------------------------------------- +else + +DEPENDS := $(OFILES:.o=.d) + +#--------------------------------------------------------------------------------- +# main targets +#--------------------------------------------------------------------------------- +ifeq ($(strip $(NO_SMDH)),) +$(OUTPUT).3dsx : $(OUTPUT).elf $(OUTPUT).smdh +else +$(OUTPUT).3dsx : $(OUTPUT).elf +endif + +$(OUTPUT).elf : $(OFILES) + +#--------------------------------------------------------------------------------- +# you need a rule like this for each extension you use as binary data +#--------------------------------------------------------------------------------- +%.bin.o : %.bin +#--------------------------------------------------------------------------------- + @echo $(notdir $<) + @$(bin2o) + +# WARNING: This is not the right way to do this! TODO: Do it right! +#--------------------------------------------------------------------------------- +%.vsh.o : %.vsh +#--------------------------------------------------------------------------------- + @echo $(notdir $<) + @python $(AEMSTRO)/aemstro_as.py $< ../$(notdir $<).shbin + @bin2s ../$(notdir $<).shbin | $(PREFIX)as -o $@ + @echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"_end[];" > `(echo $(notdir $<).shbin | tr . _)`.h + @echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"[];" >> `(echo $(notdir $<).shbin | tr . _)`.h + @echo "extern const u32" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`_size";" >> `(echo $(notdir $<).shbin | tr . _)`.h + @rm ../$(notdir $<).shbin + +-include $(DEPENDS) + +#--------------------------------------------------------------------------------------- +endif +#--------------------------------------------------------------------------------------- diff --git a/examples/romfs/romfs/folder/file.txt b/examples/romfs/romfs/folder/file.txt new file mode 100644 index 0000000..2454092 --- /dev/null +++ b/examples/romfs/romfs/folder/file.txt @@ -0,0 +1,6 @@ +Hello, this is the libctru romfs example. +This text is being read off a file in romfs. + + >>3DS Homebrew is Cool<< + +Signed off, fincs diff --git a/examples/romfs/romfs/フォルダ/ファイル.txt b/examples/romfs/romfs/フォルダ/ファイル.txt new file mode 100644 index 0000000..2cd922e --- /dev/null +++ b/examples/romfs/romfs/フォルダ/ファイル.txt @@ -0,0 +1,2 @@ +The path to this file contains UTF-16 +characters that fall outside ASCII. diff --git a/examples/romfs/source/main.c b/examples/romfs/source/main.c new file mode 100644 index 0000000..eb89630 --- /dev/null +++ b/examples/romfs/source/main.c @@ -0,0 +1,58 @@ +#include +#include +#include +#include <3ds.h> + +void printfile(const char* path) +{ + FILE* f = fopen(path, "r"); + if (f) + { + char mystring[100]; + while (fgets(mystring, sizeof(mystring), f)) + { + int a = strlen(mystring); + if (mystring[a-1] == '\n') + { + mystring[a-1] = 0; + if (mystring[a-2] == '\r') + mystring[a-2] = 0; + } + puts(mystring); + } + printf(">>EOF<<\n"); + fclose(f); + } +} + +int main() +{ + gfxInitDefault(); + consoleInit(GFX_TOP, NULL); + + Result rc = romfsInit(); + if (rc) + printf("romfsInit: %08lX\n", rc); + else + { + printf("romfs Init Successful!\n"); + printfile("folder/file.txt"); + // Test reading a file with non-ASCII characters in the name + printfile("フォルダ/ファイル.txt"); + } + + // Main loop + while (aptMainLoop()) + { + gspWaitForVBlank(); + hidScanInput(); + + u32 kDown = hidKeysDown(); + if (kDown & KEY_START) + break; // break in order to return to hbmenu + } + + romfsExit(); + gfxExit(); + return 0; +}