BUILD_DIR = build

C_SOURCES = \
../cube/User/Src/sha256.c \
sink20169.c \
logging.c


C_INCLUDES = \
-I. \
-I../cube/User/Inc \
-I/usr/include/postgresql

VERSION := $(shell git rev-parse --short=8 HEAD)

CC = gcc
CFLAGS = $(C_INCLUDES) -Wall -Werror -std=c99 -DVERSION="\"$(VERSION)\""
LDFLAGS = -lconfig -lcurl -lpq
TARGET = sink20169

UNAME_S := $(shell uname -s)
ifeq ($(UNAME_S),OpenBSD)
  CFLAGS += -I/usr/local/include -DOpenBSD=1
  LDFLAGS += -L/usr/local/lib
endif

all: $(BUILD_DIR)/$(TARGET)

OBJECTS = $(addprefix $(BUILD_DIR)/,$(notdir $(C_SOURCES:.c=.o)))
vpath %.c $(sort $(dir $(C_SOURCES)))

$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR)
	$(CC) -c $(CFLAGS) $< -o $@

$(BUILD_DIR)/$(TARGET): $(OBJECTS) Makefile
	$(CC) $(OBJECTS) $(LDFLAGS) -o $@

$(BUILD_DIR):
	mkdir $@

.phony: clean
clean:
	-rm -rf $(BUILD_DIR)