Use general Make template

Makefile

@@ -1,18 +1,5 @@
-CFLAGS+=-Wall -std=c99
-
-PKGS=ufo
-CFLAGS+=$(shell pkg-config --cflags $(PKGS))
-LDFLAGS+=$(shell pkg-config --libs $(PKGS))
-
+PKG_DEPS = ufo
 SRC=lamino.c
 BIN=lamino
 
-all: $(BIN)
-
-.PHONY: clean
-
-$(BIN): $(SRC)
-	@$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)
-
-clean:
-	rm -f $(BIN)
+include c.mk

c.mk

@@ -0,0 +1,66 @@
+#
+# c.mk - Generic Makefile for Linux toy applications
+#
+# Required variables:
+#
+#   - $(SRC): C source files
+#   - $(BIN): filename of linked binary
+#
+# Optional variables:
+#
+# 	- $(PKG_DEPS): List of pkg-config compatible packages
+# 	- $(CFLAGS), $(LDFLAGS), GNU compliant directories
+#
+# Example Makefile:
+#
+#   PKG_DEPS = glib-2.0
+#   SRC = foo.c
+#   BIN = bar
+#
+#   include c.mk
+#
+
+ifeq ($V, 1)
+	Q =
+else
+	Q = @
+endif
+
+OBJS = $(patsubst %.c,%.o,$(SRC))
+
+#  Determine C flags and ld flags
+ifdef PKG_DEPS
+	PKG_CFLAGS = $(shell pkg-config --cflags $(PKG_DEPS))
+	PKG_LDFLAGS = $(shell pkg-config --libs $(PKG_DEPS))
+else
+	PKG_CFLAGS =
+	PKG_LDFLAGS =
+endif
+
+CFLAGS ?= -Wall -Werror -O2
+CFLAGS += $(PKG_CFLAGS) -std=c99
+LDFLAGS += $(PKG_LDFLAGS)
+
+# GNU-compliant install directories
+prefix ?= /usr/local
+exec_prefix ?= $(prefix)
+bindir ?= $(exec_prefix)/bin
+
+# Targets
+.PHONY: clean
+
+all: $(BIN)
+
+%.o: %.c
+	@echo " CC $@"
+	$(Q)$(CC) -c $(CFLAGS) -o $@ $<
+
+$(BIN): $(OBJS)
+	@echo " LD $@"
+	$(Q)$(CC) $(OBJS) -o $@ $(LDFLAGS)
+
+clean:
+	$(Q)rm -f $(BIN) $(OBJS)
+
+install: $(BIN)
+	$(Q)install -D -m 755 $(BIN) $(DESTDIR)$(bindir)/$(BIN)