Makefile: Make makefile a bit more generic

1 files changed, 19 insertions, 8 deletions

diff --git a/Makefile b/Makefile
index a371ad0..ef27274 100644
--- a/Makefile
+++ b/Makefile
@@ -1,19 +1,30 @@
+# Utilities
+INSTALL = install
+INSTALL_PROGRAM = $(INSTALL)
+INSTALL_DATA = $(INSTALL) -m 644
+
+# Flags
+CFLAGS = -g -O0 -c -Wall -fpic
+LDFLAGS = -g -shared
+
+# Directories
 LUA_INC_DIR=/usr/include/lua5.1
 LUA_LIB_DIR=/usr/lib
 
 INSTALL_DIR_LUA=/usr/share/lua/5.1
 INSTALL_DIR_BIN=/usr/lib/lua/5.1
 
+# Files
+LUA_LIB = lua5.1
+LIB = core.so
 
 all:
-	gcc -g -O0 -c -Wall -fpic -Iinclude -I$(LUA_INC_DIR) src/*.c
-	gcc -g -shared -fpic -o core.so *.o -L$(LUA_LIB_DIR) -llua5.1 -levent
-
-install:
-	install -d $(INSTALL_DIR_LUA)
-	install lua/luaevent.lua $(INSTALL_DIR_LUA)/
-	install -d $(INSTALL_DIR_BIN)/luaevent
-	install core.so $(INSTALL_DIR_BIN)/luaevent/core.so
+	$(CC) $(CFLAGS) -Iinclude -I$(LUA_INC_DIR) src/*.c
+	$(CC) $(LDFLAGS) -o $(LIB) *.o -L$(LUA_LIB_DIR) -l$(LUA_LIB) -levent
+
+install: all
+	$(INSTALL_DATA) -D lua/luaevent.lua $(DESTDIR)$(INSTALL_DIR_LUA)/luaevent.lua
+	$(INSTALL_PROGRAM) -D $(LIB) $(DESTDIR)$(INSTALL_DIR_BIN)/luaevent/$(LIB)
 
 clean:
 	rm *.so