Compilable in linux-mint 17.3 gcc 4.8/5.4, programs hang after being linked with libunwind

Change-Id: Ie49d643b5f53d393bedc79496ca252631bedffac

Makefile

 include config.mk
-CC=gcc
-CXX=g++
-CPPFLAGS=-D__const__= -DNDEBUG -DUSE_SYMBOLIZE -DNO_TCMALLOC -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -DBRPC_REVISION=\"$(shell git rev-parse --short HEAD)\"
+CPPFLAGS=-D__const__= -D_GNU_SOURCE -DNDEBUG -DUSE_SYMBOLIZE -DNO_TCMALLOC -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -DBRPC_REVISION=\"$(shell git rev-parse --short HEAD)\"
 CXXFLAGS=$(CPPFLAGS) -O2 -g -pipe -Wall -W -Werror -fPIC -fstrict-aliasing -Wno-invalid-offsetof -Wno-unused-parameter -fno-omit-frame-pointer -std=c++0x -include brpc/config.h
 CFLAGS=$(CPPFLAGS) -O2 -g -pipe -Wall -W -Werror -fPIC -fstrict-aliasing -Wno-unused-parameter -fno-omit-frame-pointer
 
-INCPATH=-I. -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-LIBS= $(GFLAGS_PATH)/lib/libgflags.a \
-  $(LEVELDB_PATH)/lib/libleveldb.a \
-  $(PROTOBUF_PATH)/lib/libprotobuf.a \
-  $(PROTOBUF_PATH)/lib/libprotoc.a \
-  -lpthread \
-  -lrt \
-  -lssl \
-  -lcrypto \
-  -ldl \
-  -lz
+INCPATH=-I. $(addprefix -I, $(INCS))
 SRCEXTS = .c .cc .cpp .proto
 HDREXTS = .h .hpp
+LDFLAGS = -lpthread -lrt -ldl -lz -lssl -lcrypto
 
 BASE_SOURCES = \
     base/third_party/dmg_fp/g_fmt.cc \
@@ -104,8 +93,6 @@ BASE_SOURCES = \
     base/process/kill_posix.cc \
     base/process/launch.cc \
     base/process/launch_posix.cc \
-    base/process/memory.cc \
-    base/process/memory_linux.cc \
     base/process/process_handle_linux.cc \
     base/process/process_handle_posix.cc \
     base/process/process_info_linux.cc \
@@ -208,7 +195,7 @@ MCPACK2PB_SOURCES = \
 MCPACK2PB_OBJS = idl_options.pb.o $(addsuffix .o, $(basename $(MCPACK2PB_SOURCES)))
 
 .PHONY:all
-all: libbase.a libbvar.a libbthread.a libjson2pb.a libmcpack2pb.a protoc-gen-mcpack libbrpc.a output/include output/lib output/bin
+all: libbase.a libbvar.a libbthread.a libjson2pb.a libmcpack2pb.a mcpack2pb/generator.o protoc-gen-mcpack libbrpc.a output/include output/lib output/bin
 
 .PHONY:clean
 clean:
@@ -239,7 +226,7 @@ libmcpack2pb.a:$(MCPACK2PB_OBJS)
 
 protoc-gen-mcpack:mcpack2pb/generator.o libmcpack2pb.a libbase.a libbthread.a libbvar.a
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o protoc-gen-mcpack
+	@$(CXX) -o protoc-gen-mcpack -Xlinker "-(" $^ $(LIBS) $(PROTOC_LIB) -Xlinker "-)" $(LDFLAGS)
 
 libbrpc.a:$(BRPC_OBJS)
 	@echo "Linking $@"
@@ -266,7 +253,7 @@ output/bin:protoc-gen-mcpack
 
 %.pb.cc %.pb.h:%.proto
 	@echo "Generating $@"
-	@$(PROTOC) --cpp_out=. --proto_path=. --proto_path=$(PROTOBUF_PATH)/include $<
+	@$(PROTOC) --cpp_out=. --proto_path=. --proto_path=$(PROTOBUF_INC) $<
 
 %.o:%.cpp
 	@echo "Compiling $@"

brpc/builtin/threads_service.cpp

@@ -40,7 +40,7 @@ void ThreadsService::default_method(::google::protobuf::RpcController* cntl_base
     // and pclose will fail:
     //   CHECK failed: 0 == pclose(pipe): Resource temporarily unavailable
     size_t fake_buf;
-    (void)fread(&fake_buf, sizeof(fake_buf), 1, pipe);
+    base::ignore_result(fread(&fake_buf, sizeof(fake_buf), 1, pipe));
     CHECK_EQ(0, pclose(pipe)) << berror();
     tm.stop();
     resp.append(base::string_printf("\n\ntime=%lums", tm.m_elapsed()));

brpc/controller.cpp

@@ -4,6 +4,7 @@
 // Author: The baidu-rpc authors (pbrpc@baidu.com)
 // Date: Sun Aug 31 16:27:49 CST 2014
 
+#include <signal.h>
 #include <openssl/md5.h>  
 #include <google/protobuf/descriptor.h>
 #include <gflags/gflags.h>

brpc/global.cpp

@@ -7,6 +7,7 @@
 #include <openssl/ssl.h>
 #include <gflags/gflags.h>
 #include <fcntl.h>                               // O_RDONLY
+#include <signal.h>
 
 // Naming services
 #ifdef BAIDU_INTERNAL

brpc/reloadable_flags.cpp

@@ -4,7 +4,7 @@
 // Author: The baidu-rpc authors (pbrpc@baidu.com)
 // Date: Sun Aug 31 16:27:49 CST 2014
 
-#include <unistd.h>
+#include "base/macros.h"
 #include "brpc/reloadable_flags.h"
 
 namespace google {
@@ -61,7 +61,7 @@ static bool RegisterFlagValidatorOrDieImpl(
     }
     // Error printed by gflags does not have newline. Add one to it.
     char newline = '\n';
-    write(2, &newline, 1);
+    base::ignore_result(write(2, &newline, 1));
     _exit(1);
 }
 

brpc/span.cpp

@@ -321,7 +321,7 @@ private:
             std::string cmd = base::string_printf("rm -rf %s %s",
                                                   id_db_name.c_str(),
                                                   time_db_name.c_str());
-            system(cmd.c_str());
+            base::ignore_result(system(cmd.c_str()));
         }
     }
 };

bvar/detail/percentile.h

@@ -11,6 +11,7 @@
 #include <limits>                       // std::numeric_limits
 #include <ostream>                      // std::ostream
 #include <algorithm>                    // std::sort
+#include <math.h>                       // ceil
 #include "base/macros.h"                // ARRAY_SIZE
 #include "bvar/reducer.h"               // Reducer
 #include "bvar/window.h"                // Window

bvar/detail/series.h

@@ -5,6 +5,7 @@
 #ifndef  BVAR_DETAIL_SERIES_H
 #define  BVAR_DETAIL_SERIES_H
 
+#include <math.h>                       // round
 #include <ostream>
 #include "base/scoped_lock.h"           // BAIDU_SCOPED_LOCK
 #include "base/type_traits.h"

bvar/window.h

@@ -6,6 +6,7 @@
 #define  BVAR_WINDOW_H
 
 #include <limits>                                 // std::numeric_limits
+#include <math.h>                                 // round
 #include <gflags/gflags_declare.h>
 #include "base/logging.h"                         // LOG
 #include "bvar/detail/sampler.h"

config.mk

-$(error GFLAGS_PATH is not defined, run config_brpc.sh first)
+$(error Run config_brpc.sh first)

config_brpc.sh

+#!/bin/bash
 # NOTE: This requires GNU getopt.  On Mac OS X and FreeBSD, you have to install this
 # separately; see below.
-TEMP=`getopt -o vdm: --long verbose:,gflags:,protobuf:,leveldb:,tcmalloc: -n 'config_brpc' -- "$@"`
+TEMP=`getopt -o v: --long incs:,libs:,cc:,cxx: -n 'config_brpc' -- "$@"`
 
 if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
 
@@ -8,36 +9,65 @@ if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
 eval set -- "$TEMP"
 
 # Convert to abspath always so that generated mk is include-able from everywhere
-VERBOSE=false
+CC=gcc
+CXX=g++
 while true; do
     case "$1" in
-        -v | --verbose ) VERBOSE=true; shift ;;
-        --gflags ) GFLAGS_PATH="$(readlink -f $2)"; shift 2 ;;
-        --protobuf ) PROTOBUF_PATH="$(readlink -f $2)"; shift 2 ;;
-        --leveldb ) LEVELDB_PATH="$(readlink -f $2)"; shift 2 ;;
-        --tcmalloc ) TCMALLOC_PATH="$(readlink -f $2)"; shift 2 ;;
+        --incs ) INCS="$(readlink -f $2)"; shift 2 ;;
+        --libs ) LIBS="$(readlink -f $2)"; shift 2 ;;
+        --cc ) CC=$2; shift 2 ;;
+        --cxx ) CXX=$2; shift 2 ;;
         -- ) shift; break ;;
         * ) break ;;
     esac
 done
-if [[ -z "$GFLAGS_PATH" ]];then
-    >&2 echo "config_brpc: --gflags=<GFLAGS_PATH> must be specified"
+if [ -z "$INCS" ] || [ -z "$LIBS" ]; then
+    >&2 echo "config_brpc: --incs=INCPATHS --libs=LIBPATHS must be specified"
     exit 1
 fi
-if [[ -z "$PROTOBUF_PATH" ]];then
-    >&2 echo "config_brpc: --protobuf=<PROTOBUF_PATH> must be specified"
-    exit 1
-fi
-if [[ -z "$LEVELDB_PATH" ]];then
-    >&2 echo "config_brpc: --leveldb=<LEVELDB_PATH> must be specified"
+
+find_lib() {
+    find ${LIBS} -name "$1" | head -n1
+}
+find_lib_or_die() {
+    local lib=$(find_lib $1)
+    if [ -z "$lib" ]; then
+        >&2 echo "fail to find $1 from -libs"
         exit 1
+    else
+        echo $lib
+    fi
+}
+find_dir_of_header() {
+    find ${INCS} -path "*/$1" | sed "s|$1||g"
+}
+
+GFLAGS_LIB=$(find_lib_or_die libgflags.a)
+PROTOBUF_LIB=$(find_lib_or_die libprotobuf.a)
+PROTOC_LIB=$(find_lib_or_die libprotoc.a)
+PROTOC=$(which protoc)
+if [ -z "$PROTOC" ]; then
+    PROTOC=$(find_lib_or_die protoc)
 fi
-CONTENT1="GFLAGS_PATH=$GFLAGS_PATH\nPROTOBUF_PATH=$PROTOBUF_PATH\nLEVELDB_PATH=$LEVELDB_PATH"
-echo -e $CONTENT1 > config.mk
+PROTOBUF_INC=$(find_dir_of_header google/protobuf/message.h)
+LEVELDB_LIB=$(find_lib_or_die libleveldb.a)
+SNAPPY_LIB=$(find_lib_or_die libsnappy.a)
 
-if [[ ! -z "$TCMALLOC_PATH" ]]; then
-    CONTENT2="$CONTENT1\nTCMALLOC_PATH=$TCMALLOC_PATH"
-else
-    CONTENT2="\$(error TCMALLOC_PATH is not defined, run config_brpc.sh with --tcmalloc again)"
+#can't use \n in texts because sh does not support -e
+echo "INCS=$INCS" > config.mk
+echo "LIBS=$GFLAGS_LIB $PROTOBUF_LIB $LEVELDB_LIB $SNAPPY_LIB" >> config.mk
+echo "PROTOC_LIB=$PROTOC_LIB" >> config.mk
+echo "PROTOC=$PROTOC" >> config.mk
+echo "PROTOBUF_INC=$PROTOBUF_INC" >> config.mk
+echo "CC=$CC" >> config.mk
+echo "CXX=$CXX" >> config.mk
+echo "ifeq (\$(LINK_PERFTOOLS), 1)" >> config.mk
+TCMALLOC_LIB=$(find_lib libtcmalloc_and_profiler.a)
+if [ ! -z "$TCMALLOC_LIB" ]; then
+    echo "    LIBS+=$TCMALLOC_LIB" >> config.mk
+fi
+UNWIND_LIB=$(find_lib libunwind.a)
+if [ ! -z "$UNWIND_LIB" ]; then
+    echo "    LIBS+=$UNWIND_LIB" >> config.mk
 fi
-echo -e $CONTENT2 > config_with_tcmalloc.mk
+echo "endif" >> config.mk

config_with_tcmalloc.mk

-$(error TCMALLOC_PATH is not defined, run config_brpc.sh with --tcmalloc again)

example/asynchronous_echo_c++/Makefile

 include ../../config.mk
-BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
-CXXFLAGS=$(CPPFLAGS)
-CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+BRPC_PATH = ../../output
+CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
+CXXFLAGS = $(CPPFLAGS)
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/backup_request_c++/Makefile

 include ../../config.mk
 BRPC_PATH = ../../output
-CC = gcc
-CXX = g++
 CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS = $(CPPFLAGS)
-INCPATH = -I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC = $(PROTOBUF_PATH)/bin/protoc
-LIBS = $(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	   -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -28,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/cancel_c++/Makefile

 include ../../config.mk
 BRPC_PATH = ../../output
-CC = gcc
-CXX = g++
 CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS = $(CPPFLAGS)
-INCPATH = -I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC = $(PROTOBUF_PATH)/bin/protoc
-LIBS = $(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	   -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -28,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/cascade_echo_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/cascade_echo_c++/server.cpp

@@ -58,7 +58,7 @@ public:
             stub.Echo(&cntl2, &request2, &response2, NULL);
             if (cntl2.Failed()) {
                 LOG(ERROR) << "Fail to send EchoRequest, " << cntl2.ErrorText();
-                cntl->SetFailed(cntl2.ErrorCode(), cntl2.ErrorText().c_str());
+                cntl->SetFailed(cntl2.ErrorCode(), "%s", cntl2.ErrorText().c_str());
                 return;
             }
             response->set_message(response2.message());

example/dynamic_partition_echo_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/echo_c++/Makefile

 include ../../config.mk
 BRPC_PATH = ../../output
-CC = gcc
-CXX = g++
 CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS = $(CPPFLAGS)
-INCPATH = -I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC = $(PROTOBUF_PATH)/bin/protoc
-LIBS = $(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	   -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -28,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/echo_c++_hulu_pbrpc/Makefile

 include ../../config.mk
 BRPC_PATH = ../../output
-CC = gcc
-CXX = g++
 CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS = $(CPPFLAGS)
-INCPATH = -I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC = $(PROTOBUF_PATH)/bin/protoc
-LIBS = $(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	   -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -28,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/echo_c++_sofa_pbrpc/Makefile

 include ../../config.mk
 BRPC_PATH = ../../output
-CC = gcc
-CXX = g++
 CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS = $(CPPFLAGS)
-INCPATH = -I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC = $(PROTOBUF_PATH)/bin/protoc
-LIBS = $(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	   -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -28,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/echo_c++_ubrpc_compack/Makefile

 include ../../config.mk
-BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
-CXXFLAGS=$(CPPFLAGS)
-CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+BRPC_PATH = ../../output
+CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
+CXXFLAGS = $(CPPFLAGS)
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,15 +25,15 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"
-	@$(PROTOC) --plugin=protoc-gen-mcpack=$(BRPC_PATH)/bin/protoc-gen-mcpack --proto_path=. --proto_path=$(BRPC_PATH)/include --proto_path=$(PROTOBUF_PATH)/include --cpp_out=. --mcpack_out=. $<
+	@$(PROTOC) --plugin=protoc-gen-mcpack=$(BRPC_PATH)/bin/protoc-gen-mcpack --proto_path=. --proto_path=$(BRPC_PATH)/include --proto_path=$(PROTOBUF_INC) --cpp_out=. --mcpack_out=. $<
 
 %.o:%.cpp
 	@echo "Compiling $@"

example/http_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= 
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
 INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	LIBS+=-DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS+=-llzma
+endif
 
 CLIENT_SOURCES = http_client.cpp
 BENCHMARK_SOURCES = benchmark_http.cpp
@@ -31,15 +33,15 @@ clean:
 
 http_client:$(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 benchmark_http:$(BENCHMARK_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 http_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/memcache_c++/Makefile

-include ../../config_with_tcmalloc.mk
-BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
-CXXFLAGS=$(CPPFLAGS)
-CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+include ../../config.mk
+BRPC_PATH = ../../output
+CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
+CXXFLAGS = $(CPPFLAGS)
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 SOURCES = $(wildcard *.cpp)
 OBJS = $(addsuffix .o, $(basename $(SOURCES))) 
@@ -23,7 +19,7 @@ clean:
 
 memcache_client:$(OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.o:%.cpp
 	@echo "Compiling $@"

example/multi_threaded_echo_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/multi_threaded_echo_fns_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/multi_threaded_mcpack_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,15 +31,15 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"
-	@$(PROTOC) --plugin=protoc-gen-mcpack=$(BRPC_PATH)/bin/protoc-gen-mcpack --proto_path=. --proto_path=$(BRPC_PATH)/include --proto_path=$(PROTOBUF_PATH)/include --cpp_out=. --mcpack_out=. $<
+	@$(PROTOC) --plugin=protoc-gen-mcpack=$(BRPC_PATH)/bin/protoc-gen-mcpack --proto_path=. --proto_path=$(BRPC_PATH)/include --proto_path=$(PROTOBUF_INC) --cpp_out=. --mcpack_out=. $<
 
 %.o:%.cpp
 	@echo "Compiling $@"

example/multi_threaded_ubrpc_compack_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,15 +31,15 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"
-	@$(PROTOC) --plugin=protoc-gen-mcpack=$(BRPC_PATH)/bin/protoc-gen-mcpack --proto_path=. --proto_path=$(BRPC_PATH)/include --proto_path=$(PROTOBUF_PATH)/include --cpp_out=. --mcpack_out=. $<
+	@$(PROTOC) --plugin=protoc-gen-mcpack=$(BRPC_PATH)/bin/protoc-gen-mcpack --proto_path=. --proto_path=$(BRPC_PATH)/include --proto_path=$(PROTOBUF_INC) --cpp_out=. --mcpack_out=. $<
 
 %.o:%.cpp
 	@echo "Compiling $@"

example/nshead_extension_c++/Makefile

 include ../../config.mk
-BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
-CXXFLAGS=$(CPPFLAGS)
-CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+BRPC_PATH = ../../output
+CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
+CXXFLAGS = $(CPPFLAGS)
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/nshead_pb_extension_c++/Makefile

 include ../../config.mk
-BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
-CXXFLAGS=$(CPPFLAGS)
-CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+BRPC_PATH = ../../output
+CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
+CXXFLAGS = $(CPPFLAGS)
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/parallel_echo_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/partition_echo_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/redis_c++/Makefile

-include ../../config_with_tcmalloc.mk
-BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
-CXXFLAGS=$(CPPFLAGS)
-CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz -lreadline -lncurses
+include ../../config.mk
+BRPC_PATH = ../../output
+CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
+CXXFLAGS = $(CPPFLAGS)
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz -lreadline -lncurses
 
 PRESS_SOURCES = redis_press.cpp
 CLI_SOURCES = redis_cli.cpp
@@ -25,11 +22,11 @@ clean:
 
 redis_press:$(PRESS_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 redis_cli:$(CLI_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.o:%.cpp
 	@echo "Compiling $@"

example/redis_c++/redis_cli.cpp

@@ -8,6 +8,7 @@
 
 // A baidu-rpc based command-line interface to talk with redis-server
 
+#include <signal.h>
 #include <stdio.h>
 #include <readline/readline.h>
 #include <readline/history.h>

example/selective_echo_c++/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/session_data_and_thread_local/Makefile

-include ../../config_with_tcmalloc.mk
+LINK_PERFTOOLS=0
+include ../../config.mk
 BRPC_PATH=../../output
-CC=gcc
-CXX=g++
-CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__= -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+CPPFLAGS=-std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS=$(CPPFLAGS)
 CFLAGS=$(CPPFLAGS)
-INCPATH=-I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include -I$(TCMALLOC_PATH)/include
-PROTOC=$(PROTOBUF_PATH)/bin/protoc
-LIBS=$(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a $(TCMALLOC_PATH)/lib/libtcmalloc_and_profiler.a \
-	 -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH=-I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS+=$(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS=-lpthread -lrt -lssl -lcrypto -ldl -lz
+ifeq ($(LINK_PERFTOOLS), 1)
+	CPPFLAGS += -DBRPC_ENABLE_CPU_PROFILER -DBRPC_ENABLE_HEAP_PROFILER
+	LDFLAGS += -llzma
+endif
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -29,11 +31,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"

example/streaming_echo_c++/Makefile

 include ../../config.mk
 BRPC_PATH = ../../output
-CC = gcc
-CXX = g++
 CPPFLAGS = -std=c++0x -g -DNDEBUG -O2 -pipe -W -Wall -Werror -fPIC -fno-omit-frame-pointer -Wno-deprecated -Wno-unused-parameter -D__const__=
 CXXFLAGS = $(CPPFLAGS)
-INCPATH = -I$(BRPC_PATH)/include -I$(GFLAGS_PATH)/include -I$(LEVELDB_PATH)/include -I$(PROTOBUF_PATH)/include
-PROTOC = $(PROTOBUF_PATH)/bin/protoc
-LIBS = $(wildcard $(BRPC_PATH)/lib/lib*.a) $(GFLAGS_PATH)/lib/libgflags.a $(LEVELDB_PATH)/lib/libleveldb.a $(PROTOBUF_PATH)/lib/libprotobuf.a \
-	   -lpthread -lrt -lssl -lcrypto -ldl -lz
+INCPATH = -I$(BRPC_PATH)/include $(addprefix -I, $(INCS))
+LIBS += $(wildcard $(BRPC_PATH)/lib/lib*.a)
+LDFLAGS = -lpthread -lrt -lssl -lcrypto -ldl -lz
 
 CLIENT_SOURCES = client.cpp
 SERVER_SOURCES = server.cpp
@@ -28,11 +25,11 @@ clean:
 
 echo_client:$(PROTO_OBJS) $(CLIENT_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 echo_server:$(PROTO_OBJS) $(SERVER_OBJS)
 	@echo "Linking $@"
-	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" -o $@
+	@$(CXX) -Xlinker "-(" $^ $(LIBS) -Xlinker "-)" $(LDFLAGS) -o $@
 
 %.pb.cc:%.proto
 	@echo "Generating $@"