# Makefile for TinyObjLoader v3 Python bindings

# Quick build without needing setuptools or Python headers

CXX ?= g++

PYTHON ?= python3

# Detect Python version

PYTHON_VERSION := $(shell $(PYTHON) -c "import sys; print(f'{sys.version_info.major}.{sys.version_info.minor}')")

PYTHON_MIN_VERSION := 3.10

# Compiler flags

CXXFLAGS := -std=c++14 -fPIC -Wall -Wextra -fno-exceptions -fno-rtti -fvisibility=hidden

CXXFLAGS += -DPy_LIMITED_API=0x030A0000

CXXFLAGS += -I.. -I.

# Platform detection

UNAME_S := $(shell uname -s)

ifeq ($(UNAME_S),Darwin)

# macOS

LDFLAGS := -bundle -undefined dynamic_lookup

SUFFIX := .so

CXXFLAGS += -mmacosx-version-min=10.13

else ifeq ($(UNAME_S),Linux)

# Linux

LDFLAGS := -shared -Wl,--exclude-libs,ALL

SUFFIX := .so

else

# Windows (MinGW or similar)

LDFLAGS := -shared

SUFFIX := .pyd

endif

# Output

TARGET := tinyobjloader_v3$(SUFFIX)

# Sources

SRCS := tinyobj_v3_bindings.cc tinyobj_v3_loader.cc

OBJS := $(SRCS:.cc=.o)

.PHONY: all clean test install check_python

all: check_python $(TARGET)

check_python:

@echo "Checking Python version..."

@if [ "$$(printf '%s\n' "$(PYTHON_VERSION)" "$(PYTHON_MIN_VERSION)" | sort -V | head -n1)" != "$(PYTHON_MIN_VERSION)" ]; then \

echo "ERROR: Python $(PYTHON_MIN_VERSION)+ required, found $(PYTHON_VERSION)"; \

exit 1; \

fi

@echo "✓ Python $(PYTHON_VERSION) >= $(PYTHON_MIN_VERSION)"

$(TARGET): $(OBJS)

@echo "Linking $@..."

$(CXX) $(LDFLAGS) -o $@ $(OBJS)

@echo "✓ Built $@"

%.o: %.cc

@echo "Compiling $<..."

$(CXX) $(CXXFLAGS) -c $< -o $@

clean:

@echo "Cleaning..."

rm -f $(OBJS) $(TARGET)

rm -rf __pycache__ *.pyc

@echo "✓ Clean"

test: $(TARGET)

@echo "Running tests..."

PYTHONPATH=. $(PYTHON) sample_v3.py

install: $(TARGET)

@echo "Installing to Python site-packages..."

@SITE_PACKAGES=$$($(PYTHON) -c "import sysconfig; print(sysconfig.get_path('platlib'))"); \

echo "Install path: $$SITE_PACKAGES"; \

cp $(TARGET) $$SITE_PACKAGES/

@echo "✓ Installed"

help:

@echo "TinyObjLoader v3 Python Bindings Makefile"

@echo ""

@echo "Targets:"

@echo " all - Build the extension module (default)"

@echo " clean - Remove built files"

@echo " test - Build and run tests"

@echo " install - Install to Python site-packages"

@echo " help - Show this help"

@echo ""

@echo "Variables:"

@echo " CXX - C++ compiler (default: g++)"

@echo " PYTHON - Python interpreter (default: python3)"

@echo ""

@echo "Example:"

@echo " make CXX=clang++ PYTHON=python3.11"

@echo " make test"

@echo " make install"