utility: add a simple tool for dumping the kernel config

utility/Makefile

 # 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.
 
 INCLUDES += -I./include \
                 -I$(FWDIR)/lib/include \
                 -I$(FWDIR)/lib/cgptlib/include \
                 -I$(FWDIR)/lib/cryptolib/include \
                 -I$(HOSTDIR)/include
 CFLAGS += $(INCLUDES)
 CFLAGS += -MMD -MF $@.d
 LIBS = $(HOSTLIB) $(FWLIB)
 
 BUILD_ROOT = ${BUILD}/utility
 
 DESTDIR ?= /usr/bin
 
 TARGET_NAMES = dumpRSAPublicKey \
+                dump_kernel_config \
                 gbb_utility \
                 load_kernel_test \
                 signature_digest_utility \
                 vbutil_firmware \
                 vbutil_kernel \
                 vbutil_key \
                 vbutil_keyblock \
                 verify_data
 
 TARGET_BINS = $(addprefix ${BUILD_ROOT}/,$(TARGET_NAMES))
 ALL_DEPS = $(addsuffix .d,${TARGET_BINS})
 
 all: $(TARGET_BINS)
 
 ${BUILD_ROOT}/dumpRSAPublicKey: dumpRSAPublicKey.c
         $(CC) $(CFLAGS) $(INCLUDES) $< -o $@ -lcrypto
 
+${BUILD_ROOT}/dump_kernel_config: dump_kernel_config.c $(LIBS)
+        $(CC) $(CFLAGS) $(INCLUDES) $< -o $@ $(LIBS) -lcrypto
+
 ${BUILD_ROOT}/gbb_utility: gbb_utility.cc
         $(CXX) -DWITH_UTIL_MAIN $(CFLAGS) $< -o $@
 
 ${BUILD_ROOT}/load_kernel_test: load_kernel_test.c $(LIBS)
         $(CC) $(CFLAGS) $(INCLUDES) $< -o $@ $(LIBS) -lcrypto
 
 ${BUILD_ROOT}/signature_digest_utility: signature_digest_utility.c $(LIBS)
         $(CC) $(CFLAGS) $(INCLUDES) $< -o $@ $(LIBS) -lcrypto
 
 ${BUILD_ROOT}/vbutil_firmware: vbutil_firmware.c $(LIBS)
@@ skipping 13 matching lines @@
 
 ${BUILD_ROOT}/sign_image: sign_image.c $(LIBS)
         $(CC) $(CFLAGS) $(INCLUDES) $< -o $@ $(LIBS) -lcrypto
 
 install: $(TARGET_BINS)
         mkdir -p $(DESTDIR)
         cp -f $(TARGET_BINS) $(DESTDIR)
         chmod a+rx $(patsubst %,$(DESTDIR)/%,$(TARGET_NAMES))
 
 -include ${ALL_DEPS}