Squash all Git history into a single commit

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text eol=lf
+
+# Explicitly declare text files you want to always be normalized and converted
+# to native line endings on checkout.
+*.asm text
+
+# Denote all files that are truly binary and should not be modified.
+*.png binary
+*.2bpp binary
+*.1bpp binary
+*.rle binary
+*.tilecoll binary
+*.bst binary
+*.map binary
+*.wav binary
+*.blk binary
+*.pic binary

.gitignore

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+# precompiled python
+*.pyc
+
+# compiled object file
+*.o
+
+# no binaries
+*.exe
+
+# roms
+*.gbc
+*.gb
+
+# rgbds extras
+*.sym
+
+# converted image data
+*.2bpp
+*.1bpp
+*.pic
+
+# swap files for vim
+.*.swp
+
+# no data from extras/
+*.json
+
+# for any of the poor souls with save game files in their working directory
+*.sgm
+*.sav
+*.sys
+
+# for vim configuration
+# url: http://www.vim.org/scripts/script.php?script_id=441
+.lvimrc

.travis.yml

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+language: c
+install:
+  - |-
+    path="$(pwd)"; cd;
+    wget https://github.com/rednex/rgbds/archive/v0.3.3.tar.gz -O rgbds.tar.gz &&
+    tar xf rgbds.tar.gz &&
+    cd rgbds-0.3.3 &&
+    sudo make install &&
+    cd - &&
+    rm -rf rgbds &&
+    cd "$path"
+before_script:
+  - |-
+    function check_status() {
+      if ! git diff-index --quiet --ignore-submodules=all HEAD --; then
+        echo 'Uncommitted changes detected:';
+        git diff-index HEAD --;
+        return 1;
+      fi;
+    }
+script:
+  - make -j2
+  - make compare
+  - check_status

INSTALL.md

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+# Linux
+
+	sudo apt-get install make git gcc
+
+	sudo apt-get install byacc flex pkg-config libpng-dev
+	git clone https://github.com/rednex/rgbds
+	cd rgbds
+	sudo make install
+	cd ..
+
+	git clone https://github.com/pret/pokered
+	cd pokered
+
+To build **pokered.gbc** and **pokeblue.gbc**:
+
+	make
+
+To build them individually:
+
+	make red
+	make blue
+
+
+# Mac
+
+Get [**Homebrew**](http://brew.sh/).
+
+Then in **Terminal**, run:
+
+	xcode-select --install
+	brew install rgbds
+
+	git clone https://github.com/pret/pokered
+	cd pokered
+
+To build **pokered.gbc** and **pokeblue.gbc**:
+
+	make
+
+
+# Windows
+
+Download [**Cygwin**](http://cygwin.com/install.html): **setup-x86_64.exe** for 64-bit Windows, **setup-x86.exe** for 32-bit.
+
+Run setup and leave the default settings. At "Select Packages", choose to install the following:
+
+- `make`
+- `git`
+- `gcc-core`
+
+Then download [**rgbds**](https://github.com/rednex/rgbds/releases/): the latest **win64.tar.gz** or **win32.tar.gz** release. Extract it and put all the `exe` and `dll` files individually in **C:\cygwin64\usr\local\bin**.
+
+In the **Cygwin terminal**, enter these commands:
+
+	git clone https://github.com/pret/pokered
+	cd pokered
+
+To build **pokered.gbc** and **pokeblue.gbc**:
+
+	make

Makefile

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+roms := pokered.gbc pokeblue.gbc
+
+pokered_obj := audio_red.o main_red.o text_red.o wram_red.o
+pokeblue_obj := audio_blue.o main_blue.o text_blue.o wram_blue.o
+
+
+### Build tools
+
+MD5 := md5sum -c
+
+RGBDS ?=
+RGBASM  ?= $(RGBDS)rgbasm
+RGBFIX  ?= $(RGBDS)rgbfix
+RGBGFX  ?= $(RGBDS)rgbgfx
+RGBLINK ?= $(RGBDS)rgblink
+
+
+### Build targets
+
+.SUFFIXES:
+.SECONDEXPANSION:
+.PRECIOUS:
+.SECONDARY:
+.PHONY: all red blue clean tidy compare tools
+
+all: $(roms)
+red: pokered.gbc
+blue: pokeblue.gbc
+
+# For contributors to make sure a change didn't affect the contents of the rom.
+compare: $(roms)
+	@$(MD5) roms.md5
+
+clean:
+	rm -f $(roms) $(pokered_obj) $(pokeblue_obj) $(roms:.gbc=.sym)
+	find . \( -iname '*.1bpp' -o -iname '*.2bpp' -o -iname '*.pic' \) -exec rm {} +
+	$(MAKE) clean -C tools/
+
+tidy:
+	rm -f $(roms) $(pokered_obj) $(pokeblue_obj) $(roms:.gbc=.sym)
+	$(MAKE) clean -C tools/
+
+tools:
+	$(MAKE) -C tools/
+
+
+# Build tools when building the rom.
+# This has to happen before the rules are processed, since that's when scan_includes is run.
+ifeq (,$(filter clean tools,$(MAKECMDGOALS)))
+$(info $(shell $(MAKE) -C tools))
+endif
+
+
+%.asm: ;
+
+%_red.o: dep = $(shell tools/scan_includes $(@D)/$*.asm)
+$(pokered_obj): %_red.o: %.asm $$(dep)
+	$(RGBASM) -D _RED -h -o $@ $*.asm
+
+%_blue.o: dep = $(shell tools/scan_includes $(@D)/$*.asm)
+$(pokeblue_obj): %_blue.o: %.asm $$(dep)
+	$(RGBASM) -D _BLUE -h -o $@ $*.asm
+
+pokered_opt  = -jsv -k 01 -l 0x33 -m 0x13 -p 0 -r 03 -t "POKEMON RED"
+pokeblue_opt = -jsv -k 01 -l 0x33 -m 0x13 -p 0 -r 03 -t "POKEMON BLUE"
+
+%.gbc: $$(%_obj)
+	$(RGBLINK) -d -n $*.sym -l pokered.link -o $@ $^
+	$(RGBFIX) $($*_opt) $@
+	sort $*.sym -o $*.sym
+
+
+### Misc file-specific graphics rules
+
+gfx/blue/intro_purin_1.2bpp: $(RGBGFX) += -h
+gfx/blue/intro_purin_2.2bpp: $(RGBGFX) += -h
+gfx/blue/intro_purin_3.2bpp: $(RGBGFX) += -h
+gfx/red/intro_nido_1.2bpp: $(RGBGFX) += -h
+gfx/red/intro_nido_2.2bpp: $(RGBGFX) += -h
+gfx/red/intro_nido_3.2bpp: $(RGBGFX) += -h
+
+gfx/game_boy.2bpp: tools/gfx += --remove-duplicates
+gfx/theend.2bpp: tools/gfx += --interleave --png=$<
+gfx/tilesets/%.2bpp: tools/gfx += --trim-whitespace
+
+
+### Catch-all graphics rules
+
+%.png: ;
+
+%.2bpp: %.png
+	$(RGBGFX) $(rgbgfx) -o $@ $<
+	$(if $(tools/gfx),\
+		tools/gfx $(tools/gfx) -o $@ $@)
+
+%.1bpp: %.png
+	$(RGBGFX) -d1 $(rgbgfx) -o $@ $<
+	$(if $(tools/gfx),\
+		tools/gfx $(tools/gfx) -d1 -o $@ $@)
+
+%.pic:  %.2bpp
+	tools/pkmncompress $< $@

README.md

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+# Pokémon Red and Blue
+
+This is a disassembly of Pokémon Red and Blue.
+
+It builds the following roms:
+
+* Pokemon Red (UE) [S][!].gb  `md5: 3d45c1ee9abd5738df46d2bdda8b57dc`
+* Pokemon Blue (UE) [S][!].gb `md5: 50927e843568814f7ed45ec4f944bd8b`
+
+To set up the repository, see [**INSTALL.md**](INSTALL.md).
+
+
+## See also
+
+* Disassembly of [**Pokémon Yellow**][pokeyellow]
+* Disassembly of [**Pokémon Gold**][pokegold]
+* Disassembly of [**Pokémon Crystal**][pokecrystal]
+* Disassembly of [**Pokémon Pinball**][pokepinball]
+* Disassembly of [**Pokémon TCG**][poketcg]
+* Disassembly of [**Pokémon Ruby**][pokeruby]
+* Disassembly of [**Pokémon Fire Red**][pokefirered]
+* Disassembly of [**Pokémon Emerald**][pokeemerald]
+* Discord: [**pret**][Discord]
+* irc: **irc.freenode.net** [**#pret**][irc]
+
+[pokeyellow]: https://github.com/pret/pokeyellow
+[pokegold]: https://github.com/pret/pokegold
+[pokecrystal]: https://github.com/pret/pokecrystal
+[pokepinball]: https://github.com/pret/pokepinball
+[poketcg]: https://github.com/pret/poketcg
+[pokeruby]: https://github.com/pret/pokeruby
+[pokefirered]: https://github.com/pret/pokefirered
+[pokeemerald]: https://github.com/pret/pokeemerald
+[Discord]: https://discord.gg/6EuWgX9
+[irc]: https://kiwiirc.com/client/irc.freenode.net/?#pret