build: rewrite make system to something slightly similar to kbuild

Tracks now probler header file dependencies and command line parameters
used to build files. E.g. changing CFLAGS rebuild all C-files. And changing
version rebuild now the files where it's used.

1 files changed, 12 insertions, 45 deletions

diff --git a/src/Makefile b/src/Makefile
index d4a7244..993ca91 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,50 +1,17 @@
-# Makefile - one file to rule them all, one file to bind them
-#
-# Copyright (C) 2007 Timo Teräs <timo.teras@iki.fi>
-# All rights reserved.
-#
-# This program is free software; you can redistribute it and/or modify it 
-# under the terms of the GNU General Public License version 3 as published
-# by the Free Software Foundation. See http://www.gnu.org/ for details.
+progs-y			+= apk
+apk-objs		:= state.o database.o package.o archive.o \
+			   version.o io.o url.o gunzip.o blob.o \
+			   hash.o md5.o apk.o \
+			   add.o del.o ver.o index.o info.o search.o \
+			   fetch.o audit.o
+CFLAGS_apk.o		:= -DAPK_VERSION=\"$(FULL_VERSION)\"
 
-TARGETS = apk
+progs-$(STATIC)		+= apk.static
+apk.static-objs		:= $(apk-objs)
+LDFLAGS_apk.static	:= -static
 
-apk_OBJS = \
-	state.o \
-	database.o \
-	package.o \
-	archive.o \
-	version.o \
-	io.o \
-	url.o \
-	gunzip.o \
-	blob.o \
-	hash.o \
-	md5.o \
-	add.o \
-	del.o \
-	ver.o \
-	index.o \
-	info.o \
-	search.o \
-	fetch.o \
-	audit.o \
-	apk.o
-
-ALL_OBJS = $(apk_OBJS)
-
-all: $(TARGETS)
-
-apk: $(apk_OBJS)
-	$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
-
-apk.static: $(apk_OBJS)
-	$(CC) $(LDFLAGS) -static -o $@ $^ $(LIBS)
-
-clean::
-	@rm -f $(TARGETS) $(ALL_OBJS)
+LIBS			:= /usr/lib/libz.a
 
 install::
 	$(INSTALLDIR) $(DESTDIR)$(SBINDIR)
-	$(INSTALL) $(TARGETS) $(DESTDIR)$(SBINDIR)
-
+	$(INSTALL) $(obj)/apk $(DESTDIR)$(SBINDIR)