monitor_reconfigure: Clean up build and style.

src/platform/monitor_reconfig/Makefile

-# Makefile for monitor_reconfigure
-#######################################################
-CXX ?= /usr/bin/g++
-CC ?= /usr/bin/gcc
-CPPFLAGS += -I../..
-CFLAGS += -Wall -g -O2
-CXXFLAGS=$(CFLAGS)
-LDFLAGS += -lX11 -lXrandr
-#######################################################
+# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
 
-NAME=monitor_reconfigure
-VERSION=0.1
+CXX ?= g++
+CXXFLAGS ?= -Wall -Werror -g
+PKG_CONFIG ?= pkg-config
 
-CPPFLAGS+=-DPACKAGE=\"$(NAME)\" -DVERSION=\"$(VERSION)\"
+LIBS = -lbase -lpthread -lrt
+INCLUDE_DIRS = -I.. $(shell $(PKG_CONFIG) --cflags x11 xrandr)
+LIB_DIRS = $(shell $(PKG_CONFIG) --libs x11 xrandr)
 
+
+BIN=monitor_reconfigure
 OBJECTS=monitor_reconfigure_main.o
 
-all: monitor_reconfigure
+.cc.o:
+        $(CXX) $(CXXFLAGS) $(INCLUDE_DIRS) -c $< -o $@
 
-monitor_reconfigure: $(OBJECTS)
-        $(CXX) $(LDFLAGS) $^ -o $@
+$(BIN): $(OBJECTS)
+        $(CXX) $(CXXFLAGS) $(INCLUDE_DIRS) $(LIB_DIRS) $^ $(LIBS) $(LDFLAGS) \
+                -o $@
 
-install: monitor_reconfigure
-        install -D -m 755 monitor_reconfigure $(DESTDIR)/usr/sbin/monitor_reconfigure   
+all: $(BIN)
 
 clean:
-        @rm -f monitor_reconfigure *.o
+        @rm -f $(BIN) $(OBJECTS)