Replace the build system... again.

.github/workflows/ccpp.yml

@@ -4,15 +4,15 @@ on: [push]
 
 jobs:
   build-linux:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
     - name: apt update
       run: sudo apt update
     - name: add-apt-repository
       run: sudo add-apt-repository ppa:vriviere/ppa -y
     - name: apt
-      run: sudo apt install ninja-build lua5.1 pasmo libz80ex-dev flex libbsd-dev libreadline-dev bison binutils-arm-linux-gnueabihf binutils-i686-linux-gnu binutils-powerpc-linux-gnu binutils-m68k-atari-mint binutils-m68k-linux-gnu qemu-user gpp 64tass libfl-dev nasm
+      run: sudo apt install ninja-build lua5.1 libz80ex-dev flex libbsd-dev libreadline-dev bison binutils-arm-linux-gnueabihf binutils-i686-linux-gnu binutils-powerpc-linux-gnu binutils-m68k-atari-mint binutils-m68k-linux-gnu qemu-user gpp 64tass libfl-dev nasm
     - name: make
       run: make NINJAFLAGS=-k1
 

Makefile

@@ -1,20 +1,37 @@
 export OBJ = .obj
 export LUA = lua
+export CC = gcc
+export CXX = g++
+export AR = ar
 export CFLAGS = -g -O0
 export LDFLAGS = -g
 export NINJAFLAGS =
 
-all: $(OBJ)/build.ninja
-	@ninja -f $(OBJ)/build.ninja $(NINJAFLAGS)
+export PYTHONHASHSEED = 1
+
+#all: $(OBJ)/build.mk
+#	@+make -f $(OBJ)/build.mk +all
 
+all: $(OBJ)/build.ninja
+	@ninja -f $< +all
+
 clean:
 	@echo CLEAN
 	@rm -rf $(OBJ) bin
 
-lua-files = $(shell find . -name 'build*.lua') $(wildcard build/*.lua) toolchains.lua
-$(OBJ)/build.ninja: mkninja.lua Makefile $(lua-files)
-	@echo MKNINJA
+build-files = $(shell find . -name 'build.py') build/*.py config.py
+$(OBJ)/build.mk: Makefile $(build-files)
+	@echo ACKBUILDER
 	@mkdir -p $(OBJ)
-	@$(LUA) \
-		mkninja.lua \
-		> $@
+	@python3 -X pycache_prefix=$(OBJ) build/ab2.py -m make -t +all -o $@ build.py
+
+$(OBJ)/build.ninja: Makefile $(build-files)
+	@echo ACKBUILDER
+	@mkdir -p $(OBJ)
+	@python3 -X pycache_prefix=$(OBJ) build/ab2.py -m ninja -t +all -o $@ \
+		-v OBJ,CC,CXX,AR \
+		build.py
+
+.DELETE_ON_ERROR:
+.SECONDARY:
+

bootstrap/build.py

@@ -0,0 +1,6 @@
+from src.toolchains import cgen
+
+cgen(name="cowfe", srcs=["./cowfe-cgen.bootstrap.c"])
+cgen(name="cowbe", srcs=["./cowbe-cgen.bootstrap.c"])
+cgen(name="cowlink", srcs=["./cowlink-cgen.bootstrap.c"])
+cgen(name="cowwrap", srcs=["./cowwrap.bootstrap.c"])

build.py

@@ -0,0 +1,38 @@
+from build.ab2 import Rule, export
+from os.path import *
+import config
+
+export(
+    name="all",
+    items={
+        "bin/tubeemu": "tools/tubeemu",
+        "bin/obpemu": "tools/obpemu",
+        "bin/mkadfs": "tools+mkadfs",
+        "bin/mkdfs": "tools+mkdfs",
+        "bin/apout": "third_party/apout",
+        "bin/emu2": "third_party/emu2",
+        "bin/zmac": "third_party/zmac",
+        "bin/cpmemu": "tools/cpmemu",
+        "bin/ataritosemu": "tools/ataritosemu",
+        "bin/lx68kemu": "tools/lx68kemu",
+        "bin/fuzix6303emu": "tools/fuzix6303emu",
+        "bin/cowdis-tlcs90": "src/cowdis+cowdis-for-tlcs90-with-nncgen",
+        "bin/cowbdmp": "src/cowbdmp+cowbdmp-with-nncgen",
+        "bin/basicify": "src/misc+basicify-with-nncgen",
+    },
+    deps=[
+        "dist/cpm",
+        "dist/cpmz",
+        "examples",
+        "src/cowasm",
+        "src/cowbe",
+        "src/cowfe",
+        "src/cowlink",
+        "src/cowwrap",
+        "tests",
+        "third_party/djlink+djlink-programs",
+    ]
+    + (["dist/msdos"] if config.has_msdos else [])
+    + (["dist/ataritos"] if config.has_ataritos else [])
+    + (["dist/bbct"] if config.has_bbct else []),
+)