Initial commit

.gitignore

@@ -0,0 +1 @@
+build

LICENSE

@@ -0,0 +1,18 @@
+Copyright 2022 Max Regan
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Makefile

@@ -0,0 +1,41 @@
+TARGET_EXEC ?= nihilipsm
+
+BUILD_DIR ?= ./build
+SRC_DIRS ?= ./src
+
+SRCS := $(shell find $(SRC_DIRS) -name *.cpp -or -name *.c -or -name *.s)
+OBJS := $(SRCS:%=$(BUILD_DIR)/%.o)
+DEPS := $(OBJS:.o=.d)
+
+INC_DIRS := $(shell find $(SRC_DIRS) -type d)
+INC_FLAGS := $(addprefix -I,$(INC_DIRS))
+
+CPPFLAGS ?= $(INC_FLAGS) -MMD -MP
+
+$(BUILD_DIR)/$(TARGET_EXEC): $(OBJS)
+	$(CC) $(OBJS) -o $@ $(LDFLAGS)
+
+# assembly
+$(BUILD_DIR)/%.s.o: %.s
+	$(MKDIR_P) $(dir $@)
+	$(AS) $(ASFLAGS) -c $< -o $@
+
+# c source
+$(BUILD_DIR)/%.c.o: %.c
+	$(MKDIR_P) $(dir $@)
+	$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
+
+# c++ source
+$(BUILD_DIR)/%.cpp.o: %.cpp
+	$(MKDIR_P) $(dir $@)
+	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c $< -o $@
+
+
+.PHONY: clean
+
+clean:
+	$(RM) -r $(BUILD_DIR)
+
+-include $(DEPS)
+
+MKDIR_P ?= mkdir -p

README

@@ -0,0 +1 @@
+A LISP implementation that simply is. 

src/main.c

@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main(const char **argv, int argc) {
+    printf("Hello, world!\n");
+    return 0;
+}