initial code + Makefile

Makefile

@@ -0,0 +1,54 @@
+# Directories
+SRC_DIR := src
+INC_DIR := include
+OBJ_DIR := obj
+BIN_DIR := bin
+
+# Source files
+SRCS := $(wildcard $(SRC_DIR)/*.c)
+OBJS_DEBUG := $(patsubst $(SRC_DIR)/%.c,$(OBJ_DIR)/debug/%.o,$(SRCS))
+OBJS_RELEASE := $(patsubst $(SRC_DIR)/%.c,$(OBJ_DIR)/release/%.o,$(SRCS))
+
+# Compiler and flags
+CC := gcc
+CFLAGS_DEBUG := -g -O0 -Wall -Wpedantic -I$(INC_DIR) -std=c89 -fPIC
+CFLAGS_RELEASE := -O2 -Wall -Wpedantic -I$(INC_DIR) -std=c89 -fPIC
+
+# Library name
+LIB_NAME := libstk.so
+
+# Default build
+all: debug
+
+# Debug / Release builds
+debug: $(BIN_DIR)/debug/$(LIB_NAME)
+release: $(BIN_DIR)/release/$(LIB_NAME)
+
+# Build shared library
+$(BIN_DIR)/debug/$(LIB_NAME): $(OBJS_DEBUG)
+	@mkdir -p $(BIN_DIR)/debug
+	$(CC) -shared -o $@ $^
+
+$(BIN_DIR)/release/$(LIB_NAME): $(OBJS_RELEASE)
+	@mkdir -p $(BIN_DIR)/release
+	$(CC) -shared -o $@ $^
+
+# Compile object files with header dependency tracking
+$(OBJ_DIR)/debug/%.o: $(SRC_DIR)/%.c
+	@mkdir -p $(OBJ_DIR)/debug
+	$(CC) $(CFLAGS_DEBUG) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/release/%.o: $(SRC_DIR)/%.c
+	@mkdir -p $(OBJ_DIR)/release
+	$(CC) $(CFLAGS_RELEASE) -MMD -MP -c $< -o $@
+
+# Include generated dependency files
+-include $(OBJS_DEBUG:.o=.d)
+-include $(OBJS_RELEASE:.o=.d)
+
+# Clean
+clean:
+	rm -rf $(OBJ_DIR) $(BIN_DIR)
+
+.PHONY: all debug release clean
+

include/stk.h

@@ -0,0 +1,9 @@
+#ifndef STK_H
+#define STK_H
+
+#include "stk_version.h"
+
+int stk_init(void);
+int stk_shutdown(void);
+
+#endif /* STK_H */

include/stk_version.h

@@ -0,0 +1,16 @@
+#ifndef STK_VERSION_H
+#define STK_VERSION_H
+
+#define STK_VERSION_MAJOR 0
+#define STK_VERSION_MINOR 0
+#define STK_VERSION_PATCH 0
+
+#define STK_STRINGIFY_HELPER(x) #x
+#define STK_STRINGIFY(x) STK_STRINGIFY_HELPER(x)
+
+#define STK_VERSION_STRING                                                     \
+	STK_STRINGIFY(STK_VERSION_MAJOR)                                       \
+	"." STK_STRINGIFY(STK_VERSION_MINOR) "." STK_STRINGIFY(                \
+	    STK_VERSION_PATCH)
+
+#endif /* STK_VERSION_H */

src/stk.c

@@ -0,0 +1,14 @@
+#include "stk.h"
+#include <stdio.h>
+
+int stk_init(void)
+{
+	printf("stk initialized v%s\n", STK_VERSION_STRING);
+	return 0;
+}
+
+int stk_shutdown(void)
+{
+	printf("stk shutdown\n");
+	return 0;
+}