mirror of https://github.com/bsnes-emu/bsnes.git
Added basic automatic ROM tester
This commit is contained in:
Lior Halphon
parent
833cd88aea
commit
a746c726ee
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@ -201,7 +201,7 @@ void display_vblank(GB_gameboy_t *gb)
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/* Called every Gameboy vblank. Does FPS-capping and calls user's vblank callback if Turbo Mode allows. */
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if (gb->turbo) {
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int64_t nanoseconds = get_nanoseconds();
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if (nanoseconds <= gb->last_vblank + FRAME_LENGTH) {
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if (!gb->turbo_dont_skip && nanoseconds <= gb->last_vblank + FRAME_LENGTH) {
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return;
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}
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gb->last_vblank = nanoseconds;
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@ -386,16 +386,18 @@ void GB_display_run(GB_gameboy_t *gb)
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/* Render. This chunk is outside the Mode 3 if, because otherwise we might not render some pixels, since this
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function only runs between atomic CPU changes, and not every clock. */
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int16_t current_lcdc_x = ((gb->display_cycles % LINE_LENGTH - MODE2_LENGTH) & ~7) - (gb->effective_scx & 0x7);
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for (;gb->previous_lcdc_x < current_lcdc_x; gb->previous_lcdc_x++) {
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if (gb->previous_lcdc_x >= 160) {
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continue;
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if (!gb->disable_rendering) {
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int16_t current_lcdc_x = ((gb->display_cycles % LINE_LENGTH - MODE2_LENGTH) & ~7) - (gb->effective_scx & 0x7);
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for (;gb->previous_lcdc_x < current_lcdc_x; gb->previous_lcdc_x++) {
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if (gb->previous_lcdc_x >= 160) {
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continue;
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}
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if (gb->previous_lcdc_x < 0) {
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continue;
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}
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gb->screen[gb->io_registers[GB_IO_LY] * 160 + gb->previous_lcdc_x] =
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get_pixel(gb, gb->previous_lcdc_x, gb->io_registers[GB_IO_LY]);
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}
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if (gb->previous_lcdc_x < 0) {
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continue;
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}
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gb->screen[gb->io_registers[GB_IO_LY] * 160 + gb->previous_lcdc_x] =
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get_pixel(gb, gb->previous_lcdc_x, gb->io_registers[GB_IO_LY]);
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}
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if (gb->display_cycles % LINE_LENGTH < MODE2_LENGTH + MODE3_LENGTH) { /* Mode 3 */
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@ -410,6 +410,8 @@ typedef struct GB_gameboy_s {
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/* Misc */
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bool turbo;
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bool turbo_dont_skip;
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bool disable_rendering;
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uint32_t ram_size; // Different between CGB and DMG
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uint8_t boot_rom[0x900];
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bool vblank_just_occured; // For slow operations involving syscalls; these should only run once per vblank
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@ -547,10 +547,7 @@ static void write_high_memory(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
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GB_apu_write(gb, addr & 0xFF, value);
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return;
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}
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if (gb->io_registers[addr & 0xFF] != 0x37) {
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GB_log(gb, "Wrote %02x to %04x (HW Register)\n", value, addr);
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}
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gb->io_registers[addr & 0xFF] = 0x37;
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GB_log(gb, "Wrote %02x to %04x (HW Register)\n", value, addr);
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return;
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}
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}
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@ -11,7 +11,7 @@ typedef void GB_opcode_t(GB_gameboy_t *gb, uint8_t opcode);
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static void ill(GB_gameboy_t *gb, uint8_t opcode)
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{
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GB_log(gb, "Illegal Opcode. Halting.");
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GB_log(gb, "Illegal Opcode. Halting.\n");
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gb->interrupt_enable = 0;
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gb->halted = true;
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}
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26
Makefile
26
Makefile
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@ -76,18 +76,23 @@ endif
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ifeq ($(PLATFORM),windows32)
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SDL_TARGET := $(BIN)/sdl/sameboy.exe $(BIN)/sdl/sameboy_debugger.exe $(BIN)/sdl/SDL.dll
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TESTER_TARGET := $(BIN)/tester/sameboy_tester.exe
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else
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SDL_TARGET := $(BIN)/sdl/sameboy
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TESTER_TARGET := $(BIN)/tester/sameboy_tester
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endif
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cocoa: $(BIN)/Sameboy.app
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sdl: $(SDL_TARGET) $(BIN)/sdl/dmg_boot.bin $(BIN)/sdl/cgb_boot.bin $(BIN)/sdl/LICENSE
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bootroms: $(BIN)/BootROMs/cgb_boot.bin $(BIN)/BootROMs/dmg_boot.bin
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tester: $(TESTER_TARGET) $(BIN)/tester/dmg_boot.bin $(BIN)/tester/cgb_boot.bin
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# Get a list of our source files and their respective object file targets
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CORE_SOURCES := $(shell ls Core/*.c)
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SDL_SOURCES := $(shell ls SDL/*.c)
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TESTER_SOURCES := $(shell ls Tester/*.c)
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ifeq ($(PLATFORM),Darwin)
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COCOA_SOURCES := $(shell ls Cocoa/*.m) $(shell ls HexFiend/*.m)
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@ -97,8 +102,7 @@ endif
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CORE_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(CORE_SOURCES))
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COCOA_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(COCOA_SOURCES))
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SDL_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(SDL_SOURCES))
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ALL_OBJECTS := $(CORE_OBJECTS) $(COCOA_OBJECTS) $(SDL_OBJECTS)
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TESTER_OBJECTS := $(patsubst %,$(OBJ)/%.o,$(TESTER_SOURCES))
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# Automatic dependency generation
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@ -107,6 +111,9 @@ ifneq ($(MAKECMDGOALS),clean)
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ifneq ($(filter $(MAKECMDGOALS),sdl),)
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-include $(SDL_OBJECTS:.o=.dep)
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endif
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ifneq ($(filter $(MAKECMDGOALS),tester),)
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-include $(TESTER_OBJECTS:.o=.dep)
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endif
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ifneq ($(filter $(MAKECMDGOALS),cocoa),)
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-include $(COCOA_OBJECTS:.o=.dep)
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endif
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@ -196,7 +203,20 @@ $(BIN)/sdl/SDL.dll:
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@$(eval MATCH := $(shell ls $(POTENTIAL_MATCHES) 2> NUL | head -n 1))
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cp "$(MATCH)" $@
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$(BIN)/sdl/%.bin: $(BOOTROMS_DIR)/%.bin
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# Tester
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$(BIN)/tester/sameboy_tester: $(CORE_OBJECTS) $(TESTER_OBJECTS)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $^ -o $@ $(LDFLAGS)
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ifeq ($(CONF), release)
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strip $@
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endif
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$(BIN)/tester/sameboy_tester.exe: $(CORE_OBJECTS) $(SDL_OBJECTS)
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-@$(MKDIR) -p $(dir $@)
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$(CC) $^ -o $@ $(LDFLAGS) -Wl,/subsystem:console
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$(BIN)/sdl/%.bin $(BIN)/tester/%.bin: $(BOOTROMS_DIR)/%.bin
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-@$(MKDIR) -p $(dir $@)
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cp -f $^ $@
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@ -0,0 +1,283 @@
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#include <stdio.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <time.h>
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#include <assert.h>
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#include <signal.h>
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#ifdef _WIN32
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#include <direct.h>
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#include <windows.h>
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#define snprintf _snprintf
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#endif
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#include "gb.h"
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#include "debugger.h"
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static bool running = false;
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static char *filename;
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static char *bmp_filename;
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static char *log_filename;
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static FILE *log_file;
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static void replace_extension(const char *src, size_t length, char *dest, const char *ext);
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static bool push_start_a;
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static unsigned int test_length = 60 * 40;
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GB_gameboy_t gb;
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static unsigned int frames = 0;
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const char bmp_header[] = {
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0x42, 0x4D, 0x48, 0x68, 0x01, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x46, 0x00, 0x00, 0x00, 0x38, 0x00,
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0x00, 0x00, 0xA0, 0x00, 0x00, 0x00, 0x70, 0xFF,
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0xFF, 0xFF, 0x01, 0x00, 0x20, 0x00, 0x03, 0x00,
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0x00, 0x00, 0x02, 0x68, 0x01, 0x00, 0x12, 0x0B,
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0x00, 0x00, 0x12, 0x0B, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, 0x00, 0xFF,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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};
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uint32_t bitmap[160*144];
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static void vblank(GB_gameboy_t *gb)
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{
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/* Do not press any buttons during the last two seconds, this might cause a
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screenshot to be taken while the LCD is off if the press makes the game
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load graphics. */
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if (push_start_a && frames < test_length - 120) {
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switch (frames % 40) {
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case 0:
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gb->keys[7] = true; // Start down
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break;
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case 10:
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gb->keys[7] = false; // Start up
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break;
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case 20:
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gb->keys[4] = true; // A down
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break;
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case 30:
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gb->keys[4] = false; // A up
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break;
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}
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}
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if (frames == test_length) {
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FILE *f = fopen(bmp_filename, "wb");
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fwrite(&bmp_header, 1, sizeof(bmp_header), f);
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fwrite(&bitmap, 1, sizeof(bitmap), f);
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fclose(f);
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running = false;
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}
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else if (frames == test_length - 1) {
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gb->disable_rendering = false;
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}
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frames++;
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}
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static void log_callback(GB_gameboy_t *gb, const char *string, GB_log_attributes attributes)
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{
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if (!log_file) log_file = fopen(log_filename, "w");
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fprintf(log_file, "%s", string);
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}
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#ifdef __APPLE__
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#include <mach-o/dyld.h>
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#endif
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static const char *executable_folder(void)
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{
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static char path[1024] = {0,};
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if (path[0]) {
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return path;
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}
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/* Ugly unportable code! :( */
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#ifdef __APPLE__
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unsigned int length = sizeof(path) - 1;
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_NSGetExecutablePath(&path[0], &length);
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#else
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#ifdef __linux__
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ssize_t length = readlink("/proc/self/exe", &path[0], sizeof(path) - 1);
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assert (length != -1);
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#else
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#ifdef _WIN32
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HMODULE hModule = GetModuleHandle(NULL);
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GetModuleFileName(hModule, path, sizeof(path) - 1);
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#else
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/* No OS-specific way, assume running from CWD */
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getcwd(&path[0], sizeof(path) - 1);
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return path;
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#endif
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#endif
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#endif
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size_t pos = strlen(path);
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while (pos) {
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pos--;
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#ifdef _WIN32
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if (path[pos] == '\\') {
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#else
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if (path[pos] == '/') {
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#endif
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path[pos] = 0;
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break;
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}
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}
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return path;
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}
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static char *executable_relative_path(const char *filename)
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{
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static char path[1024];
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snprintf(path, sizeof(path), "%s/%s", executable_folder(), filename);
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return path;
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}
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static uint32_t rgb_encode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
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{
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return (r << 24) | (g << 16) | (b << 8);
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}
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static void replace_extension(const char *src, size_t length, char *dest, const char *ext)
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{
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memcpy(dest, src, length);
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dest[length] = 0;
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/* Remove extension */
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for (size_t i = length; i--;) {
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if (dest[i] == '/') break;
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if (dest[i] == '.') {
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dest[i] = 0;
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break;
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}
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}
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/* Add new extension */
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strcat(dest, ext);
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}
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int main(int argc, char **argv)
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{
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#define str(x) #x
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#define xstr(x) str(x)
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fprintf(stderr, "SameBoy Tester v" xstr(VERSION) "\n");
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if (argc == 1) {
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fprintf(stderr, "Usage: %s [--dmg] [--start] [--length seconds]"
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#ifndef _WIN32
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" [--jobs number of tests to run simultaneously]"
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#endif
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" rom ...\n", argv[0]);
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exit(1);
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}
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#ifndef _WIN32
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unsigned int max_forks = 1;
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unsigned int current_forks = 0;
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#endif
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bool dmg = false;
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for (unsigned i = 1; i < argc; i++) {
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if (strcmp(argv[i], "--dmg") == 0) {
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fprintf(stderr, "Using DMG mode\n");
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dmg = true;
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continue;
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}
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if (strcmp(argv[i], "--start") == 0) {
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fprintf(stderr, "Pushing Start and A\n");
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push_start_a = true;
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continue;
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}
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if (strcmp(argv[i], "--length") == 0 && i != argc - 1) {
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test_length = atoi(argv[++i]) * 60;
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fprintf(stderr, "Test length is %d seconds\n", test_length / 60);
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continue;
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}
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#ifndef _WIN32
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if (strcmp(argv[i], "--jobs") == 0 && i != argc - 1) {
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max_forks = atoi(argv[++i]);
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/* Make sure wrong input doesn't blow anything up. */
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if (max_forks < 1) max_forks = 1;
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if (max_forks > 16) max_forks = 16;
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fprintf(stderr, "Running up to %d tests simultaneously\n", max_forks);
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continue;
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}
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if (max_forks > 1) {
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while (current_forks >= max_forks) {
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int wait_out;
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while(wait(&wait_out) == -1);
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current_forks--;
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}
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current_forks++;
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if (fork() != 0) continue;
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}
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#endif
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if (dmg) {
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GB_init(&gb);
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if (GB_load_boot_rom(&gb, executable_relative_path("dmg_boot.bin"))) {
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perror("Failed to load boot ROM");
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exit(1);
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}
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}
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else {
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GB_init_cgb(&gb);
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if (GB_load_boot_rom(&gb, executable_relative_path("cgb_boot.bin"))) {
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perror("Failed to load boot ROM");
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exit(1);
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}
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}
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filename = argv[i];
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fprintf(stderr, "Testing ROM %s\n", filename);
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if (GB_load_rom(&gb, filename)) {
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perror("Failed to load ROM");
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exit(1);
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}
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GB_set_vblank_callback(&gb, (GB_vblank_callback_t) vblank);
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GB_set_pixels_output(&gb, &bitmap[0]);
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GB_set_rgb_encode_callback(&gb, rgb_encode);
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GB_set_log_callback(&gb, log_callback);
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size_t path_length = strlen(filename);
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char bitmap_path[path_length + 5]; /* At the worst case, size is strlen(path) + 4 bytes for .bmp + NULL */
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replace_extension(filename, path_length, bitmap_path, ".bmp");
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bmp_filename = &bitmap_path[0];
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char log_path[path_length + 5];
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replace_extension(filename, path_length, log_path, ".log");
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log_filename = &log_path[0];
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/* Run emulation */
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running = true;
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gb.turbo = gb.turbo_dont_skip = gb.disable_rendering = true;
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frames = 0;
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while (running) {
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GB_run(&gb);
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}
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if (log_file) {
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fclose(log_file);
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log_file = NULL;
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}
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GB_free(&gb);
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#ifndef _WIN32
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if (max_forks > 1) {
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exit(0);
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}
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#endif
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}
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#ifndef _WIN32
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int wait_out;
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while(wait(&wait_out) != -1);
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#endif
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return 0;
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}
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