common-makefile.mk

#    C Standard MakeFile for Small Static Libraries and Project:To use with:1) Linux: sudo apt install make make clean make all2) windows #      scoop install make make clean make all

    CC=gcc
    AR=ar
    AR_FLAGS=rcs

    SRC_DIR=src
    INCLUDE_DIR=include
    CFLAGS= -Wall -Wextra -Wpedantic -I$(INCLUDE_DIR) -MMD -std=c99 -lm

    # Use wildcard to find all .c files
    # in the SRC_DIR
    SOURCES := $(wildcard $(SRC_DIR)/*.c)

    OBJ_DIR=obj
    # Alternative syntax to generate object file
    # names from source file names
    OBJECTS := $(SOURCES:$(SRC_DIR)/%.c=$(OBJ_DIR)/%.o)

    DEPS_DIR=./deps

    # Include dependency files
    # generated by -MMD flag.
    DEPSFILES := $(OBJECTS:.o=.d)

    LIB_DIR=lib
    LIB=$(LIB_DIR)/libstencil.a


    all: $(LIB)

    # Include the dependency files
    -include $(DEPSFILES)

    $(LIB): $(OBJECTS)
        mkdir -p $(LIB_DIR)
        $(AR) $(AR_FLAGS) $@ $(OBJECTS)

    # Pattern rule to generate object files
    # from source files
    $(OBJ_DIR)/%.o: $(SRC_DIR)/%.c
        mkdir -p $(OBJ_DIR)
        $(CC) $(CFLAGS) -c $< -o $@

    clean:
        rm -rf $(OBJ_DIR) $(LIB_DIR)

    .PHONY: all clean



    # Move the dependency files after object files are created
    post-build:
        mkdir -p $(DEPS_DIR)
        mv $(DEPSFILES) $(DEPS_DIR)

    # Ensure that 'post-build' is run after the
    # library is built
    $(LIB): post-build