kvm tools: Makefile cleanups

Use immediate evaluation (":=") instead of deferred evaluation ("=") and tidy
up things while we're there.

Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

diff --git a/tools/kvm/Makefile b/tools/kvm/Makefile
index c8d3cc022cda1c9fb403fd7fa5570edd36e56527..84aea8ca31417dd9121943e6dc6a0e68008e50ff 100644 (file)
--- a/tools/kvm/Makefile
+++ b/tools/kvm/Makefile
@@ -10,10 +10,11 @@ export E Q
 include config/utilities.mak
 include config/feature-tests.mak
 
-PROGRAM        = kvm
-FIND = find
-CSCOPE = cscope
-TAGS = ctags
+FIND   := find
+CSCOPE := cscope
+TAGS   := ctags
+
+PROGRAM        := kvm
 
 OBJS   += cpuid.o
 OBJS   += disk/core.o
@@ -54,7 +55,7 @@ OBJS  += virtio/9p.o
 OBJS   += hw/vesa.o
 OBJS   += hw/i8042.o
 
-FLAGS_BFD=$(CFLAGS) -lbfd
+FLAGS_BFD := $(CFLAGS) -lbfd
 has_bfd := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD))
 ifeq ($(has_bfd),y)
        CFLAGS  += -DCONFIG_HAS_BFD
@@ -62,7 +63,7 @@ ifeq ($(has_bfd),y)
        LIBS    += -lbfd
 endif
 
-FLAGS_VNCSERVER=$(CFLAGS) -lvncserver
+FLAGS_VNCSERVER := $(CFLAGS) -lvncserver
 has_vncserver := $(call try-cc,$(SOURCE_VNCSERVER),$(FLAGS_VNCSERVER))
 ifeq ($(has_vncserver),y)
        OBJS    += ui/vnc.o
@@ -70,7 +71,7 @@ ifeq ($(has_vncserver),y)
        LIBS    += -lvncserver
 endif
 
-FLAGS_SDL=$(CFLAGS) -lSDL
+FLAGS_SDL := $(CFLAGS) -lSDL
 has_SDL := $(call try-cc,$(SOURCE_SDL),$(FLAGS_SDL))
 ifeq ($(has_SDL),y)
        OBJS    += ui/sdl.o