A makefile to make all intermediate objects and compile the a main executable

example.makefile

##
# Sources are expected to be layed out like so
#  .
#  ├── makefile
#  └── src
#      ├── hashing
#      │   ├── hash.c
#      │   └── hash.h
#      └── main.c
#


.RECIPEPREFIX = |
.PHONE: all info clean setup run

CC = gcc
CINCL = -Isrc
CFLAGS = -g

SOURCES := $(shell find src/ -name *.c -not -path src/*.c)
OBJECTS := $(SOURCES:.c=.o)
EXEC    := main.o

all: setup ${EXEC}

${EXEC}: ${OBJECTS} src/main.c
| ${CC} ${CINCL} ${CFLAGS} $^ -o $@

%.o:%.c
| ${CC} -c ${CINCL} ${CFLAGS} $< -o $@

info:
|@ echo "Sources: ${SOURCES}"
|@ echo "Objects: ${OBJECTS}"

clean:
| rm -f ${OBJECTS} ${EXEC}

run: all
|@ ./${EXEC}

setup: