Expanded Makefile to build and install shared and static libs

.gitignore

@@ -1,2 +1,5 @@
 haggis
 config.mk
+*.o
+*.a
+*.so

Makefile

@@ -32,18 +32,53 @@
 
 -include config.mk
 
-progname = haggis;
+PREFIX     ?= /usr/local
-srcs    += src/haggis.c
+includedir  = $(DESTDIR)$(PREFIX)/include
-hdrs    += include/haggis.h
+libdir      = $(DESTDIR)$(PREFIX)/lib
 
-cflags  += -Iinclude
+srcs       += src/haggis.c
+hdrs       += include/haggis.h
 
-all: haggis
+cflags     += -Wall -Werror
+cflags     += -Iinclude
 
-haggis: $(srcs) $(hdrs)
+all: libhaggis.a libhaggis.so
-	$(CC) $(cflags) -o $@ $<
+
+static: libhaggis.a
+
+shared: libhaggis.so
+
+install: install-headers install-shared install-static
+
+install-includedir:
+	[ -d $(includedir) ] || install -d $(includedir)
+
+install-libdir:
+	[ -d $(libdir) ] || install -d $(libdir)
+
+install-shared: libhaggis.so install-libdir
+	install -m755 libhaggis.so $(libdir)/
+
+install-static: libhaggis.a install-libdir
+	install -m644 libhaggis.a $(libdir)/
+
+install-headers: $(hdrs) install-includedir
+	install -m644 $(hdrs) $(includedir)/
+
+haggis.o: $(srcs) $(hdrs)
+	$(CC) -c $(cflags) $(srcs)
+
+libhaggis.a: haggis.o
+	$(AR) rcs $@ haggis.o
+
+haggis_shared.o: $(srcs) $(hdrs)
+	$(CC) -c $(cflags) -fpic -o $@ $(srcs)
+
+libhaggis.so: haggis_shared.o
+	$(CC) -shared -o $@ haggis_shared.o
 
 clean:
-	rm -rf $(progname)
+	rm -rf *.a *.so *.o
 
-.PHONY: all clean
+.PHONY: all clean shared static install install-includedir install-libdir \
+	install-headers install-shared install-static

src/haggis.c

@@ -153,4 +153,3 @@ int haggis_load_node(FILE *stream, struct haggis_node *node) {
     return 0;
 }
 
-int main() { printf("Hello, Haggis!\n"); }