Add Makefile

Author: onethumb

Makefile

@@ -0,0 +1,88 @@
+PROJECT_NAME := crc32fast
+
+# Detect operating system
+UNAME_S := $(shell uname -s)
+
+# Allow override of installation directory
+DESTDIR ?=
+
+# Determine OS-specific variables
+ifeq ($(UNAME_S),Linux)
+    LIB_EXTENSION := so
+    INSTALL_LIB_DIR := $(PREFIX)/lib
+    INSTALL_INCLUDE_DIR := $(PREFIX)/include
+    POST_INSTALL := ldconfig
+else ifeq ($(UNAME_S),Darwin)
+    LIB_EXTENSION := dylib
+    # on macOS, there's not really a default location, so require DESTDIR
+    ifeq ($(DESTDIR),)
+        $(error On macOS, DESTDIR must be set for installation)
+    endif
+    INSTALL_LIB_DIR := /lib
+    INSTALL_INCLUDE_DIR := /include
+    POST_INSTALL := true
+else
+    # Windows
+    LIB_EXTENSION := dll
+    ifeq ($(DESTDIR),)
+        $(error On Windows, DESTDIR must be set for installation)
+    endif
+    # Use relative paths when DESTDIR is set to avoid path joining issues
+    PREFIX ?= Program Files\\$(PROJECT_NAME)
+    INSTALL_LIB_DIR := $(PREFIX)\\bin
+    INSTALL_INCLUDE_DIR := $(PREFIX)\\include
+    POST_INSTALL := true
+endif
+
+# Library name with extension
+LIB_NAME := lib$(PROJECT_NAME).$(LIB_EXTENSION)
+
+# Default target
+.PHONY: all
+all: build
+
+# Build the library using Cargo
+.PHONY: build
+build:
+	cargo build --release
+
+# Test the library using Cargo
+.PHONY: test
+test:
+	cargo test
+
+# Install the library and headers
+.PHONY: install
+install: build
+	@install -d $(DESTDIR)$(INSTALL_LIB_DIR)
+	@install -d $(DESTDIR)$(INSTALL_INCLUDE_DIR)
+
+	install -m 755 target/release/$(LIB_NAME) $(DESTDIR)$(INSTALL_LIB_DIR)/
+
+	install -m 644 $(PROJECT_NAME).h $(DESTDIR)$(INSTALL_INCLUDE_DIR)/
+
+	@if [ -z "$(DESTDIR)" ] && [ "$(POST_INSTALL)" != "true" ]; then \
+		$(POST_INSTALL); \
+	fi
+
+# Uninstall the library and headers
+.PHONY: uninstall
+uninstall:
+	rm -f $(DESTDIR)$(INSTALL_LIB_DIR)/$(LIB_NAME)
+	rm -f $(DESTDIR)$(INSTALL_INCLUDE_DIR)/$(PROJECT_NAME).h
+
+	@if [ -z "$(DESTDIR)" ] && [ "$(UNAME_S)" = "Linux" ]; then \
+		ldconfig; \
+	fi
+
+# Clean build artifacts
+.PHONY: clean
+clean:
+	cargo clean
+
+# Print installation paths (useful for debugging)
+.PHONY: print-paths
+print-paths:
+	@echo "Installation paths:"
+	@echo "Library dir: $(DESTDIR)$(INSTALL_LIB_DIR)"
+	@echo "Include dir: $(DESTDIR)$(INSTALL_INCLUDE_DIR)"