Rewrite, bootstrap

Rewriting without KVM, huge goals, won't finish, just for fun.

1 files changed, 50 insertions, 0 deletions

diff --git a/makefile b/makefile
new file mode 100644
index 0000000..a416726
--- /dev/null
+++ b/makefile
@@ -0,0 +1,50 @@
+# TODO: I think I'm using make wrong
+SOURCEDIR = $(PWD)/src
+TESTSDIR = $(PWD)/tests
+INCDIR = $(PWD)/inc
+BUILDDIR = $(PWD)/build
+SOURCES = $(wildcard $(SOURCEDIR)/*.c)
+OBJS = $(patsubst $(SOURCEDIR)/%.c, $(BUILDDIR)/%.o, $(SOURCES))
+
+CTESTS = $(wildcard $(TESTSDIR)/c/*.c)
+CTESTSOBJS = $(patsubst $(TESTSDIR)/c/%.c, $(BUILDDIR)/test_c_%.o, $(CTESTS))
+ASMTESTS = $(wildcard $(TESTSDIR)/asm/*.asm)
+ASMTESTSOBJS = $(patsubst $(TESTSDIR)/asm/%.asm, $(BUILDDIR)/test_asm_%.o, $(ASMTESTS))
+
+CC = gcc
+AS = nasm
+LD = ld
+WARNINGS = -Wall -Wextra -Wshadow -Wpointer-arith -Wwrite-strings -Wredundant-decls -Wnested-externs -Wformat=2 -Wmissing-declarations -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual -Wswitch-default -Wswitch-enum -Wlogical-op -Wunreachable-code -Wundef -Wold-style-definition -Wvla -pedantic -Wno-pointer-arith
+DEBUG = -fsanitize=undefined -fsanitize=address -fsanitize=leak -fstack-protector-strong -s
+CFLAGS = -Ofast $(WARNINGS) -I$(INCDIR) $(DEBUG)
+ASFLAGS = -O2 -f elf64 # TODO: Use -O0
+
+all: out tests
+
+out: $(OBJS)
+	@$(CC) -o $(BUILDDIR)/out $(CFLAGS) $^
+
+tests: $(CTESTSOBJS) $(ASMTESTSOBJS)
+
+$(BUILDDIR)/test_asm_%.o: $(TESTSDIR)/asm/%.asm
+	@$(AS) $(ASFLAGS) $< -o $@
+	@$(LD) $@ -o $(basename $@)
+
+$(BUILDDIR)/test_c_%.o: $(TESTSDIR)/c/%.c
+	@$(CC) $< -o $(basename $@)
+
+clean:
+	@$(RM) -rf $(BUILDDIR)/*
+
+run: all sync
+	@$(BUILDDIR)/out $(BUILDDIR)/test_asm_yay
+
+sync:
+	@make --always-make --dry-run | grep -wE 'gcc|g\+\+' | grep -w '\-c' | jq -nR '[inputs|{directory:".", command:., file: match(" [^ ]+$$").string[1:]}]' >compile_commands.json
+	@ctags -R --exclude=.git --exclude=build .
+
+$(BUILDDIR)/%.o: $(SOURCEDIR)/%.c
+	@mkdir -p $(BUILDDIR)
+	@$(CC) -c -o $@ $(CFLAGS) $<
+
+.PHONY: all out tests clean run sync