diff --git a/README.cn.md b/README.cn.md
index eb087ac..a7b2058 100644
--- a/README.cn.md
+++ b/README.cn.md
@@ -16,7 +16,7 @@
 |基础数据结构|dict hash ringbuffer queue rbtree sort vector macro
 |网络库|rtsp rtmp skt p2p rpc ipc
 |异步|gevent workq thread
-|I/O解析|base64 config log file filewatcher strex
+|I/O解析|base64 config log file filewatcher strex submask
 |多媒体|uvc jpeg-ex mp4parser
 |其他|debug hal plugin time posix4win
 
@@ -29,11 +29,17 @@
    `> cd libraries\libposix4win\`  
    `> nmake /f Makefile.nmake clean`  
    `> nmake /f Makefile.nmake`  
+    默认debug版本，编译release版本
+   `> nmake /f Makefile.nmake clean`
+   `> nmake /f Makefile.nmake MODE=release`
 
 ### Linux  
   * linux 平台 (Ubuntu14.04 gcc-4.8.4+及以上版本 32/64 bit)  
    `$ cd libraries`  
-   `$ ./build.sh`  
+   `$ ./build.sh` 
+    默认debug版本，编译release版本
+   `$ ./build.sh {all|libxxx} linux release` 
+    安装
    `$ sudo ./build.sh install`
 
   * host(linux) target(rasberrypi)  
@@ -46,13 +52,16 @@
 
   * android arm 交叉编译  
    (需要下载 [android-ndk-r9-linux-x86_64.tar.bz2](http://dl.google.com/android/ndk/android-ndk-r9-linux-x86_64.tar.bz2))  
-   `$ ./build.sh all android`  
+   `$ ./build.sh all android` 
+   默认debug版本，编译release版本
+   `$ ./build.sh {all|libxxx} android release` 
 
   * android 原生开发  
     also need ndk tools  
    `$ cd android_jni_libs`  
    `$ ndk-build`  
-
+	 默认debug版本，编译release版本
+	 `$ ndk-build MODE=release`  
    After install, the libxxx.xx will be installed in /usr/local/lib/.  
    libxxx.h, libxxx.so or libxxx.a of libraries are also in ./output/$(ARCH)  
 
diff --git a/README.md b/README.md
index fb29b62..e70436a 100644
--- a/README.md
+++ b/README.md
@@ -29,11 +29,17 @@ This is a collection of basic libraries.
    `> cd libraries\libposix4win\`  
    `> nmake /f Makefile.nmake clean`  
    `> nmake /f Makefile.nmake`  
-
+	  default debug version, compiler release version
+   `> nmake /f Makefile.nmake clean`
+   `> nmake /f Makefile.nmake MODE=release`
+   
 ### Linux
   * linux platform (>= Ubuntu14.04 >= gcc-4.8.4 32/64 bit)  
    `$ cd libraries`  
    `$ ./build.sh`  
+   default debug version，compiler release version
+   `$ ./build.sh {all|libxxx} linux release` 
+    install
    `$ sudo ./build.sh install`
 
   * host(linux) target(rasberrypi)  
@@ -47,12 +53,15 @@ This is a collection of basic libraries.
   * android arm cross compile  
    (you need download [android-ndk-r9-linux-x86_64.tar.bz2](http://dl.google.com/android/ndk/android-ndk-r9-linux-x86_64.tar.bz2))  
    `$ ./build.sh all android`  
+    default debug version，compiler release version
+   `$ ./build.sh {all|libxxx} android release`
 
   * android naitve develop  
     also need ndk tools  
    `$ cd android_jni_libs`  
    `$ ndk-build`  
-
+    default debug version，compiler release version
+	 `$ ndk-build MODE=release` 
    After install, the libxxx.xx will be installed in /usr/local/lib/.  
    libxxx.h, libxxx.so or libxxx.a of libraries are also in ./output/$(ARCH)  
 
diff --git a/build.sh b/build.sh
index 5d2cef0..1f45021 100755
--- a/build.sh
+++ b/build.sh
@@ -4,16 +4,23 @@ set -e
 CMD=$0
 MODULE=$1
 ARCH=$2
+MODE=$3
 
 #default is linux
 case $# in
 0)
 	MODULE=all;
-	ARCH=linux;;
+	ARCH=linux;
+	MODE=debug;;
 1)
-	ARCH=linux;;
+	ARCH=linux;
+	MODE=debug;;
+2)
+	MODE=debug;;
+	
 esac
 
+
 #add supported platform to here
 PLATFORM="[linux|pi|android|ios]"
 
@@ -27,22 +34,23 @@ NETWORK_LIBS="libskt librpc librtsp"
 usage()
 {
 	echo "==== usage ===="
-	echo "$CMD <module> [platform]"
+	echo "$CMD <module> [platform] [mode]"
 	echo "<module>: library to compile or all library, must needed"
 	echo "[platform]: linux, raspberrypi or android, default is linux, optional"
+	echo "[mode]: debug or release, default is debug, optional"
 	echo ""
-	echo "./build.sh all $PLATFORM"
-	echo "./build.sh basic_libs $PLATFORM"
-	echo "./build.sh network_libs $PLATFORM"
+	echo "./build.sh all $PLATFORM [debug|release]"
+	echo "./build.sh basic_libs $PLATFORM [debug|release]"
+	echo "./build.sh network_libs $PLATFORM [debug|release]"
 	echo ""
 	echo "basic libraries (must):"
 	for item in $BASIC_LIBS; do
-		echo "$CMD $item $PLATFORM";
+		echo "$CMD $item $PLATFORM [debug|release]";
 	done
 	echo ""
 	echo "network libraries (optional):"
 	for item in $NETWORK_LIBS; do
-		echo "$CMD $item $PLATFORM";
+		echo "$CMD $item $PLATFORM [debug|release]";
 	done
 	exit
 }
@@ -72,7 +80,7 @@ config_common()
 {
 	STRIP=${CROSS_PREFIX}strip
 	LIBS_DIR=`pwd`
-	OUTPUT=${LIBS_DIR}/output/${ARCH}
+	OUTPUT=${LIBS_DIR}/output/${ARCH}/
 }
 
 config_arch()
@@ -93,9 +101,9 @@ config_arch()
 
 check_output()
 {
-	if [ ! -d "${OUTPUT}" ]; then
+	if [ ! -d "${OUTPUT}/debug" ]; then
 		mkdir -p ${OUTPUT}/include
-		mkdir -p ${OUTPUT}/lib
+		mkdir -p ${OUTPUT}/{release,debug}/lib
 	fi
 }
 
@@ -122,7 +130,7 @@ build_module()
 		return
 		;;
 	"install")
-		MAKE="make ARCH=${ARCH}"
+		MAKE="make ARCH=${ARCH} MODE=${MODE}"
 		${MAKE} install > /dev/null
 		if [ $? -ne 0 ]; then
 			echo "==== install ${ARCH} ${MODULE} failed"
@@ -132,7 +140,7 @@ build_module()
 		fi
 		;;
 	"uninstall")
-		MAKE="make ARCH=${ARCH}"
+		MAKE="make ARCH=${ARCH} MODE=${MODE}"
 		${MAKE} uninstall > /dev/null
 		if [ $? -ne 0 ]; then
 			echo "==== uninstall ${ARCH} ${MODULE} failed"
@@ -142,7 +150,7 @@ build_module()
 		fi
 		;;
 	*)
-		MAKE="make ARCH=${ARCH} OUTPUT=${OUTPUT}"
+		MAKE="make ARCH=${ARCH} OUTPUT=${OUTPUT} MODE=${MODE}"
 		if [[ ${ARCH} == "linux" || ${ARCH} == "pi" || ${ARCH} == "android" ]]; then
 			${MAKE} > /dev/null
 		else
@@ -176,6 +184,8 @@ do_build()
 {
 	case $MODULE in
 	"all")
+		rm -rf output
+		check_output
 		build_all clean;
 		build_all;;
 	"clean")
diff --git a/build/autogen_lib.sh b/build/autogen_lib.sh
index e98c226..d568955 100755
--- a/build/autogen_lib.sh
+++ b/build/autogen_lib.sh
@@ -9,6 +9,7 @@ LIBFOO_H=${MODULE}.h
 TEST_LIBFOO_C=test_${MODULE}.c
 README_MD=README.md
 ANDROID_MK=Android.mk
+NMAKE=Makefile.nmake
 VERSION_SH=version.sh
 
 LIBFOO_MACRO=`echo ${MODULE} | tr 'a-z' 'A-Z'`
@@ -103,6 +104,7 @@ CC	= ${S}(CROSS_PREFIX)gcc
 CXX	= ${S}(CROSS_PREFIX)g++
 LD	= ${S}(CROSS_PREFIX)ld
 AR	= ${S}(CROSS_PREFIX)ar
+STRIP   = ${S}(CROSS_PREFIX)strip
 
 ifeq (${S}(COLOR_INC), ${S}(wildcard ${S}(COLOR_INC)))
 include ${S}(COLOR_INC)
@@ -133,7 +135,13 @@ OBJS_UNIT_TEST	= test_${S}(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
-CFLAGS	:= -g -Wall -Werror -fPIC
+ifeq (${S}(MODE), release)
+CFLAGS  := -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
+CFLAGS  := -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= ${S}(${S}(ARCH)_CFLAGS)
 CFLAGS	+= -I${S}(OUTPUT)/include
 
@@ -178,16 +186,17 @@ clean:
 
 install:
 	${S}(MAKEDIR_OUTPUT)
+	if [ "${S}(MODE)" = "release" ];then ${S}(STRIP) ${S}(TGT); fi
 	${S}(CP_V) -r ${S}(TGT_LIB_H)  ${S}(OUTPUT)/include
-	${S}(CP_V) -r ${S}(TGT_LIB_A)  ${S}(OUTPUT)/lib
-	${S}(CP_V) -r ${S}(TGT_LIB_SO) ${S}(OUTPUT)/lib
-	${S}(CP_V) -r ${S}(TGT_LIB_SO_VER) ${S}(OUTPUT)/lib
+	${S}(CP_V) -r ${S}(TGT_LIB_A)  ${S}(OUTPUT)/${S}(LTYPE)/lib
+	${S}(CP_V) -r ${S}(TGT_LIB_SO) ${S}(OUTPUT)/${S}(LTYPE)/lib
+	${S}(CP_V) -r ${S}(TGT_LIB_SO_VER) ${S}(OUTPUT)/${S}(LTYPE)/lib
 
 uninstall:
-	${S}(RM_V) -f ${S}(OUTPUT)/include/${S}(TGT_LIB_H)
-	${S}(RM_V) -f ${S}(OUTPUT)/lib/${S}(TGT_LIB_A)
-	${S}(RM_V) -f ${S}(OUTPUT)/lib/${S}(TGT_LIB_SO)
-	${S}(RM_V) -f ${S}(OUTPUT)/lib/${S}(TGT_LIB_SO_VER)
+	cd ${S}(OUTPUT)/include/ && rm -f ${S}(TGT_LIB_H)
+	${S}(RM_V) -f ${S}(OUTPUT)/${S}(LTYPE)/lib/${S}(TGT_LIB_A)
+	${S}(RM_V) -f ${S}(OUTPUT)/${S}(LTYPE)/lib/${S}(TGT_LIB_SO)
+	${S}(RM_V) -f ${S}(OUTPUT)/${S}(LTYPE)/lib/${S}(TGT_LIB_SO_VER)
 !
 }
 
@@ -200,6 +209,10 @@ include ${S}(CLEAR_VARS)
 
 LOCAL_MODULE := ${MODULE}
 
+ifeq (${S}(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= ${S}(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := ${S}(LOCAL_PATH)
@@ -211,6 +224,66 @@ include ${S}(BUILD_SHARED_LIBRARY)
 !
 }
 
+autogen_makefile_nmake()
+{
+cat > ${NMAKE} <<!
+###############################################################################
+# common
+###############################################################################
+#ARCH: linux/pi/android/ios/win
+LD	= link
+AR	= lib
+RM	= del
+###############################################################################
+# target and object
+###############################################################################
+LIBNAME		= ${MODULE}
+TGT_LIB_A	= ${S}(LIBNAME).lib
+TGT_LIB_SO	= ${S}(LIBNAME).dll
+TGT_UNIT_TEST	= test_${S}(LIBNAME).exe
+
+OBJS_LIB	= ${S}(LIBNAME).obj
+OBJS_UNIT_TEST	= test_${S}(LIBNAME).obj
+
+###############################################################################
+# cflags and ldflags
+###############################################################################
+CFLAGS	= /Iinclude /I.
+!IF "${S}(MODE)"=="release"
+CFLAGS  = ${S}(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = ${S}(CFLAGS) /Od /W3 /Zi
+!ENDIF
+
+LDFLAGS	= /NOLOGO
+
+LIBS    = ws2_32.lib
+
+###############################################################################
+# target
+###############################################################################
+TGT	= ${S}(TGT_LIB_A)  ${S}(TGT_LIB_SO) ${S}(TGT_UNIT_TEST)
+
+OBJS	= ${S}(OBJS_LIB) ${S}(OBJS_UNIT_TEST)
+
+all: ${S}(TGT)
+
+${S}(TGT_LIB_A): ${S}(OBJS_LIB)
+	${S}(AR) ${S}(OBJS_LIB) ${S}(LIBS) /o:${S}(TGT_LIB_A)
+
+${S}(TGT_LIB_SO): ${S}(OBJS_LIB)
+	${S}(LD) ${S}(LDFLAGS) /Dll ${S}(OBJS_LIB) ${S}(LIBS) /o:${S}(TGT_LIB_SO)
+
+${S}(TGT_UNIT_TEST): ${S}(OBJS_UNIT_TEST)
+	${S}(CC) ${S}(TGT_LIB_A) ${S}(OBJS_UNIT_TEST) /o ${S}(TGT_UNIT_TEST)
+
+clean:
+	${S}(RM) ${S}(OBJS)
+	${S}(RM) ${S}(TGT)
+	${S}(RM) ${S}(TGT_LIB_SO)*
+!
+}
+
 autogen_readme_md()
 {
 cat > ${README_MD} <<!
@@ -233,7 +306,7 @@ output=version.h
 
 LIBNAME=\`echo \${libname} | tr 'a-z' 'A-Z'\`
 export version=\${major}.\${minor}.\${patch}
-export buildid=\`git log -1 --pretty=format:"git-%cd-%h" --date=short .\`
+export buildid=\`git log -1 --pretty=format:"git-%cd-%h" --date=short 2>/dev/null\`
 autogen_version_h()
 {
 cat > version.h <<!
@@ -268,6 +341,7 @@ autogen_libfoo_c
 autogen_libfoo_h
 autogen_test_libfoo_c
 autogen_makefile
+autogen_makefile_nmake
 autogen_version_sh
 autogen_android_mk
 autogen_readme_md
diff --git a/libbase64/Android.mk b/libbase64/Android.mk
index 0ba639e..e98ce72 100644
--- a/libbase64/Android.mk
+++ b/libbase64/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libbase64
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libbase64/Makefile b/libbase64/Makefile
index adc17da..537ec82 100644
--- a/libbase64/Makefile
+++ b/libbase64/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libbase64/Makefile.nmake b/libbase64/Makefile.nmake
index e85c0f7..7f9e810 100644
--- a/libbase64/Makefile.nmake
+++ b/libbase64/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/libbase64/version.sh b/libbase64/version.sh
index e4d37fd..faafa7f 100755
--- a/libbase64/version.sh
+++ b/libbase64/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short 2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libconfig/Android.mk b/libconfig/Android.mk
index 528520c..a3b2dd0 100644
--- a/libconfig/Android.mk
+++ b/libconfig/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libconfig
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O0
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libconfig/Makefile b/libconfig/Makefile
index d6f2754..aea49e6 100644
--- a/libconfig/Makefile
+++ b/libconfig/Makefile
@@ -23,6 +23,7 @@ endif
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -70,7 +71,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O0 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include -I./
 ifeq ($(ENABLE_LUA), 1)
@@ -81,7 +88,7 @@ endif
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS += -L$(OUTPUT)/lib -lmacro
+LDFLAGS += -L$(OUTPUT)/$(LTYPE)/lib -lmacro
 ifeq ($(ENABLE_LUA), 1)
 LDFLAGS	+= `pkg-config --libs lua5.2`
 endif
@@ -126,13 +133,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libconfig/Makefile.nmake b/libconfig/Makefile.nmake
index 37341e5..6ae3125 100644
--- a/libconfig/Makefile.nmake
+++ b/libconfig/Makefile.nmake
@@ -26,7 +26,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I../libmacro/ /I.
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /Od /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:../libmacro/ /LIBPATH:./
 
diff --git a/libconfig/libconfig++/Android.mk b/libconfig/libconfig++/Android.mk
index 5ac6e06..a1849e7 100644
--- a/libconfig/libconfig++/Android.mk
+++ b/libconfig/libconfig++/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libconfig++
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libconfig/libconfig++/Makefile b/libconfig/libconfig++/Makefile
index 98a9fb9..a863008 100644
--- a/libconfig/libconfig++/Makefile
+++ b/libconfig/libconfig++/Makefile
@@ -25,6 +25,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -68,7 +69,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 CFLAGS_LUA	= `pkg-config --cflags lua5.3`
 CFLAGS_JSON	= `pkg-config --cflags jsoncpp`
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 CFLAGS	+= $(CFLAGS_LUA)
@@ -79,7 +86,7 @@ SHARED	:= -shared
 LDFLAGS_LUA	= `pkg-config --libs lua5.3`
 LDFLAGS_JSON	= `pkg-config --libs jsoncpp`
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS += -L$(OUTPUT)/lib -llog
+LDFLAGS += -L$(OUTPUT)/$(LTYPE)/lib -llog
 LDFLAGS	+= -lpthread
 LDFLAGS	+= $(LDFLAGS_LUA)
 LDFLAGS	+= $(LDFLAGS_JSON)
@@ -126,14 +133,15 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	mkdir -p $(OUTPUT)/include/libgconfig
 	$(CP_V) -dpRf --parents $(TGT_LIB_H)  $(OUTPUT)/include/libgconfig
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/libgconfig/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/libgconfig/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libconfig/version.sh b/libconfig/version.sh
index e4d37fd..faafa7f 100755
--- a/libconfig/version.sh
+++ b/libconfig/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short 2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libdebug/Android.mk b/libdebug/Android.mk
index a6a6332..3510d7d 100644
--- a/libdebug/Android.mk
+++ b/libdebug/Android.mk
@@ -4,6 +4,8 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libdebug
 
+LOCAL_CFLAGS += -g
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libdebug/Makefile b/libdebug/Makefile
index 382dafd..5a5e6b9 100644
--- a/libdebug/Makefile
+++ b/libdebug/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
 CFLAGS	:= -g -rdynamic -Wall -Werror -fPIC
+LTYPE   := release
+else
+CFLAGS	:= -g -rdynamic -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -93,12 +100,12 @@ clean:
 install:
 	$(MAKEDIR_OUTPUT)
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libdebug/version.sh b/libdebug/version.sh
index e4d37fd..e97bbd5 100755
--- a/libdebug/version.sh
+++ b/libdebug/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libdict/Android.mk b/libdict/Android.mk
index 0e2d01e..e038a9d 100644
--- a/libdict/Android.mk
+++ b/libdict/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libdict
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libdict/Makefile b/libdict/Makefile
index 8ebe5e0..c1c61aa 100644
--- a/libdict/Makefile
+++ b/libdict/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libdict/version.sh b/libdict/version.sh
index 371671a..57ca41c 100755
--- a/libdict/version.sh
+++ b/libdict/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libfile/Android.mk b/libfile/Android.mk
index 84705bb..2dc9c7d 100644
--- a/libfile/Android.mk
+++ b/libfile/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libfile
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libfile/Makefile b/libfile/Makefile
index 0112a6a..04a661e 100644
--- a/libfile/Makefile
+++ b/libfile/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -55,7 +56,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 ifeq ($(ENABLE_FILEWATCHER), 1)
@@ -67,7 +74,7 @@ SHARED	:= -shared
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
 LDFLAGS	+= -pthread
 ifeq ($(ENABLE_FILEWATCHER), 1)
-LDFLAGS	+= -L$(OUTPUT)/lib -ldict -lgevent
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -ldict -lgevent
 endif
 
 ###############################################################################
@@ -106,13 +113,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libfile/Makefile.nmake b/libfile/Makefile.nmake
index aab495a..8fa0ac2 100644
--- a/libfile/Makefile.nmake
+++ b/libfile/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I.
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/libfile/version.sh b/libfile/version.sh
index e4d37fd..e97bbd5 100755
--- a/libfile/version.sh
+++ b/libfile/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libgevent/Android.mk b/libgevent/Android.mk
index de8226f..be813ab 100644
--- a/libgevent/Android.mk
+++ b/libgevent/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libgevent
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O0
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libgevent/Makefile b/libgevent/Makefile
index c0798d4..eed6b59 100644
--- a/libgevent/Makefile
+++ b/libgevent/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -48,7 +49,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O0 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -93,13 +100,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libgevent/Makefile.nmake b/libgevent/Makefile.nmake
index 0b6b4ae..d370b97 100644
--- a/libgevent/Makefile.nmake
+++ b/libgevent/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /Od /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/libgevent/version.sh b/libgevent/version.sh
index 371671a..57ca41c 100755
--- a/libgevent/version.sh
+++ b/libgevent/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libhal/Android.mk b/libhal/Android.mk
index ae12d86..f94b96f 100644
--- a/libhal/Android.mk
+++ b/libhal/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libhal
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libhal/Makefile b/libhal/Makefile
index e745716..5d5d1bb 100644
--- a/libhal/Makefile
+++ b/libhal/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libhal/version.sh b/libhal/version.sh
index e4d37fd..e97bbd5 100755
--- a/libhal/version.sh
+++ b/libhal/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libhash/Android.mk b/libhash/Android.mk
index 67dd298..ef1c533 100644
--- a/libhash/Android.mk
+++ b/libhash/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libhash
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libhash/Makefile b/libhash/Makefile
index 38c1a69..fe94412 100644
--- a/libhash/Makefile
+++ b/libhash/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libhash/Makefile.nmake b/libhash/Makefile.nmake
index 85b8e31..8a60878 100644
--- a/libhash/Makefile.nmake
+++ b/libhash/Makefile.nmake
@@ -21,8 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /IWIN32-Code /IWIN32-Code/nmake /Iinclude /I. /I../libmacro/
-CFLAGS	= $(CFLAGS) /Ox /W3
-
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Ox /W3
+!ENDIF
 
 LDFLAGS	= -pthread -ldl
 
diff --git a/libhash/version.sh b/libhash/version.sh
index e4d37fd..e97bbd5 100755
--- a/libhash/version.sh
+++ b/libhash/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libipc/Android.mk b/libipc/Android.mk
index 8e8f6d0..c68cda1 100644
--- a/libipc/Android.mk
+++ b/libipc/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libipc
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O0
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libipc/Makefile b/libipc/Makefile
index be6a89a..7533c88 100644
--- a/libipc/Makefile
+++ b/libipc/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -51,7 +52,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
-EXTRA_CFLAGS	:= -g -Wall -Werror
+ifeq ($(MODE), release)
+EXTRA_CFLAGS	:= -O0 -Wall -Werror 
+LTYPE   := release
+else
+EXTRA_CFLAGS	:= -g -Wall -Werror 
+LTYPE   := debug
+endif
 ifneq ($(driver), y)
 EXTRA_CFLAGS	+= -fPIC
 endif
@@ -62,7 +69,7 @@ EXTRA_CFLAGS	+= -I../libmacro/
 SHARED	:= -shared
 
 EXTRA_LDFLAGS	:= $($(ARCH)_LDFLAGS)
-EXTRA_LDFLAGS	+= -L$(OUTPUT)/lib -ldict -lgevent
+EXTRA_LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -ldict -lgevent
 EXTRA_LDFLAGS	+= -pthread -lrt
 
 
@@ -123,17 +130,18 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 driver_install:
 	$(MAKE) -C $(KERNEL_DIR) M=$(shell pwd) modules_install
 
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libipc/version.sh b/libipc/version.sh
index e4d37fd..e97bbd5 100755
--- a/libipc/version.sh
+++ b/libipc/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libjpeg-ex/Makefile b/libjpeg-ex/Makefile
index 7e8e0df..c04519e 100644
--- a/libjpeg-ex/Makefile
+++ b/libjpeg-ex/Makefile
@@ -12,6 +12,7 @@ CC	= ${CROSS_PREFIX}gcc
 CXX	= ${CROSS_PREFIX}g++
 LD	= ${CROSS_PREFIX}ld
 AR	= ${CROSS_PREFIX}ar
+STRIP   = ${CROSS_PREFIX}strip
 
 COLOR	= 1
 CC_V	= $(CC_$(COLOR))
@@ -49,13 +50,18 @@ ifeq ($(ARCH), pi)
 OBJS_LIB	+= chrome_convert.o
 endif
 OBJS_UNIT_TEST	= test_${LIBNAME}.o
-
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= -I$(OUTPUT)/include
 SHARED	:= -shared
 LDFLAGS	:= -lpthread
 LDFLAGS	+= -ljpeg
-LDFLAGS	+= -L$(OUTPUT)/lib
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib
 LDFLAGS	+= -llog
 
 .PHONY : all clean
@@ -85,11 +91,12 @@ clean:
 	$(RM_V) -f $(TGT)
 
 install:
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  ${OUTPUT}/include
-	$(CP_V) -r $(TGT_LIB_A)  ${OUTPUT}/lib
-	$(CP_V) -r $(TGT_LIB_SO) ${OUTPUT}/lib
+	$(CP_V) -r $(TGT_LIB_A)  ${OUTPUT}/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) ${OUTPUT}/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f ${OUTPUT}/include/$(TGT_LIB_H)
-	$(RM_V) -f ${OUTPUT}/lib/$(TGT_LIB_A)
-	$(RM_V) -f ${OUTPUT}/lib/$(TGT_LIB_SO)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f ${OUTPUT}/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f ${OUTPUT}/$(LTYPE)/lib/$(TGT_LIB_SO)
diff --git a/libjpeg-ex/Makefile.android b/libjpeg-ex/Makefile.android
index d68893b..5e3d3e9 100644
--- a/libjpeg-ex/Makefile.android
+++ b/libjpeg-ex/Makefile.android
@@ -14,10 +14,16 @@ LIBNAME	= libfoo
 CC	= $(TOOLCHAINS_PREFIX)-gcc
 LD	= $(TOOLCHAINS_PREFIX)-ld
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+else
+LOCAL_CFLAGS += -g
+endif
+
 INC_PATH = -I$(TOOLCHAINS_INCLUDE) \
 		   -I$(TOOLCHAINS_INCLUDE_FIXED) \
 		   -I$(PLATFORM_INCLUDE)
-CFLAGS	:= $(INC_PATH) -g -Wall \
+CFLAGS	:= $(INC_PATH) $(LOCAL_CFLAGS) -Wall \
 	   -D__ANDROID_APP__ \
 	   -fno-exceptions \
 	   -fno-unwind-tables \
diff --git a/liblog/Android.mk b/liblog/Android.mk
index a2c472a..f25744d 100644
--- a/liblog/Android.mk
+++ b/liblog/Android.mk
@@ -5,6 +5,10 @@ include $(CLEAR_VARS)
 # because liblog is used by android default, so change to libglog
 LOCAL_MODULE := libglog
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/liblog/Makefile b/liblog/Makefile
index 35e9f87..947dd37 100644
--- a/liblog/Makefile
+++ b/liblog/Makefile
@@ -35,6 +35,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -65,7 +66,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
-CFLAGS	:= -g -Wall -Werror
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror 
+LTYPE   := release
+else
+CFLAGS	:= -g -Wall -Werror 
+LTYPE   := debug
+endif
 ifeq ($(ARCH), win)
 else
 CFLAGS	+= -fPIC
@@ -117,13 +124,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/liblog/Makefile.nmake b/liblog/Makefile.nmake
index 71fcd01..d66a3fe 100644
--- a/liblog/Makefile.nmake
+++ b/liblog/Makefile.nmake
@@ -21,7 +21,12 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/liblog/version.sh b/liblog/version.sh
index 0c9501c..a72bb4f 100755
--- a/liblog/version.sh
+++ b/liblog/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libmacro/Android.mk b/libmacro/Android.mk
index 68e81ab..81ffb47 100644
--- a/libmacro/Android.mk
+++ b/libmacro/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libmacro
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libmacro/Makefile b/libmacro/Makefile
index 2af42b1..64529be 100644
--- a/libmacro/Makefile
+++ b/libmacro/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -48,7 +49,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -93,13 +100,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libmacro/Makefile.nmake b/libmacro/Makefile.nmake
index 2c967d8..5767fd6 100644
--- a/libmacro/Makefile.nmake
+++ b/libmacro/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /IWIN32-Code /IWIN32-Code/nmake /Iinclude /I.
-CFLAGS	= $(CFLAGS) /Ox /W3
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Ox /W3
+!ENDIF
 
 
 ###############################################################################
diff --git a/libmacro/version.sh b/libmacro/version.sh
index e4d37fd..e97bbd5 100755
--- a/libmacro/version.sh
+++ b/libmacro/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libmp4parser/Android.mk b/libmp4parser/Android.mk
index a39ed68..6718724 100644
--- a/libmp4parser/Android.mk
+++ b/libmp4parser/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libmp4parser
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libmp4parser/Makefile b/libmp4parser/Makefile
index bcb1a2b..9b860f1 100644
--- a/libmp4parser/Makefile
+++ b/libmp4parser/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libmp4parser/version.sh b/libmp4parser/version.sh
index e4d37fd..e97bbd5 100755
--- a/libmp4parser/version.sh
+++ b/libmp4parser/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libp2p/Android.mk b/libp2p/Android.mk
index cbe6e89..bdf965d 100644
--- a/libp2p/Android.mk
+++ b/libp2p/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libp2p
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LIBSKT_INC := $(LIBRARIES_DIR)/libskt/
diff --git a/libp2p/Makefile b/libp2p/Makefile
index ebd69f0..4ebb26c 100644
--- a/libp2p/Makefile
+++ b/libp2p/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -48,14 +49,20 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib -lrpc -lhash -lgevent -lskt -lthread
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -lrpc -lhash -lgevent -lskt -lthread
 LDFLAGS	+= -L$(PLATFORM_LIB) -pthread
 ifeq ($(ARCH), pi)
 LDFLAGS	+= -lgcc_s
@@ -103,13 +110,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libp2p/version.sh b/libp2p/version.sh
index e4d37fd..e97bbd5 100755
--- a/libp2p/version.sh
+++ b/libp2p/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libplugin/Android.mk b/libplugin/Android.mk
index 7e97d90..7f23339 100644
--- a/libplugin/Android.mk
+++ b/libplugin/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libplugin
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libplugin/Makefile b/libplugin/Makefile
index 1a3dbc2..f7cf12a 100644
--- a/libplugin/Makefile
+++ b/libplugin/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libplugin/version.sh b/libplugin/version.sh
index e4d37fd..e97bbd5 100755
--- a/libplugin/version.sh
+++ b/libplugin/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libposix4win/Makefile.nmake b/libposix4win/Makefile.nmake
index f8ddd1f..7b40cc6 100644
--- a/libposix4win/Makefile.nmake
+++ b/libposix4win/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I.
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /NOLOGO
 
diff --git a/libposix4win/version.sh b/libposix4win/version.sh
index e4d37fd..e97bbd5 100644
--- a/libposix4win/version.sh
+++ b/libposix4win/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libqueue/Android.mk b/libqueue/Android.mk
index 3b0ab61..1baa0fc 100644
--- a/libqueue/Android.mk
+++ b/libqueue/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libqueue
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libqueue/Makefile b/libqueue/Makefile
index e1e51ed..1ea561c 100644
--- a/libqueue/Makefile
+++ b/libqueue/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,14 +48,20 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib -lmacro
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -lmacro
 LDFLAGS	+= -pthread
 
 ###############################################################################
@@ -93,13 +100,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libqueue/version.sh b/libqueue/version.sh
index e4d37fd..e97bbd5 100755
--- a/libqueue/version.sh
+++ b/libqueue/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/librbtree/Makefile b/librbtree/Makefile
index b0e15d7..b466e2b 100644
--- a/librbtree/Makefile
+++ b/librbtree/Makefile
@@ -15,6 +15,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -37,7 +38,13 @@ TGT_UNIT_TEST	= test_$(LIBNAME)
 OBJS_LIB	= $(LIBNAME).o
 OBJS_UNIT_TEST	= test_$(LIBNAME).o
 
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -74,11 +81,12 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
diff --git a/libringbuffer/Android.mk b/libringbuffer/Android.mk
index 322eacc..6d09599 100644
--- a/libringbuffer/Android.mk
+++ b/libringbuffer/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libringbuffer
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libringbuffer/Makefile b/libringbuffer/Makefile
index 2ec1b50..fee61aa 100644
--- a/libringbuffer/Makefile
+++ b/libringbuffer/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libringbuffer/version.sh b/libringbuffer/version.sh
index e4d37fd..e97bbd5 100755
--- a/libringbuffer/version.sh
+++ b/libringbuffer/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/librpc/Android.mk b/librpc/Android.mk
index 7b67249..b9f5209 100644
--- a/librpc/Android.mk
+++ b/librpc/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := librpc
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O0
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/librpc/Makefile b/librpc/Makefile
index 0178a06..6d1b3ba 100644
--- a/librpc/Makefile
+++ b/librpc/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -49,14 +50,20 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O0 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib -lgevent -lworkq -lhash -lskt -lthread -ltime
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -lgevent -lworkq -lhash -lskt -lthread -ltime
 LDFLAGS	+= -pthread -lrt
 LDFLAGS	+= -L$(PLATFORM_LIB)
 LDFLAGS	+= $($(ARCH)_LDFLAGS)
@@ -97,13 +104,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/librpc/proto/Makefile b/librpc/proto/Makefile
index e45767c..77ec4eb 100644
--- a/librpc/proto/Makefile
+++ b/librpc/proto/Makefile
@@ -25,6 +25,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -55,7 +56,13 @@ OBJS	+= $(patsubst %.cpp,%.o,$(SRC))
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror
+LTYPE   := debug
+endif
 CFLAGS  += -I../
 
 LDFLAGS	:= -lpthread
diff --git a/librpc/version.sh b/librpc/version.sh
index e4d37fd..e97bbd5 100755
--- a/librpc/version.sh
+++ b/librpc/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/librtmp/Android.mk b/librtmp/Android.mk
index 2a5119a..cb5445c 100644
--- a/librtmp/Android.mk
+++ b/librtmp/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := librtmp
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/librtmp/Makefile b/librtmp/Makefile
index 0cdc32d..ee7e5a7 100644
--- a/librtmp/Makefile
+++ b/librtmp/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -48,7 +49,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 CFLAGS	+= -DNO_CRYPTO
@@ -56,7 +63,7 @@ CFLAGS	+= -DNO_CRYPTO
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib -lqueue -lmacro -lthread
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -lqueue -lmacro -lthread
 LDFLAGS	+= -pthread -ldl
 
 ###############################################################################
@@ -95,13 +102,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/librtmp/version.sh b/librtmp/version.sh
index e4d37fd..e97bbd5 100755
--- a/librtmp/version.sh
+++ b/librtmp/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/librtsp/Android.mk b/librtsp/Android.mk
index bde7f7c..73e73f2 100644
--- a/librtsp/Android.mk
+++ b/librtsp/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := librtsp
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O0
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/librtsp/Makefile b/librtsp/Makefile
index af8652b..a547090 100644
--- a/librtsp/Makefile
+++ b/librtsp/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -48,14 +49,20 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O0 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib -pthread -lfile -lskt -lgevent -llog -ldict -lthread -ltime \
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib -pthread -lfile -lskt -lgevent -llog -ldict -lthread -ltime \
 	   -lvector -luvc -lx264 -lmacro
 
 ###############################################################################
@@ -94,13 +101,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/librtsp/version.sh b/librtsp/version.sh
index e4d37fd..e97bbd5 100755
--- a/librtsp/version.sh
+++ b/librtsp/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libskt/Android.mk b/libskt/Android.mk
index 067cde1..aebf91f 100644
--- a/libskt/Android.mk
+++ b/libskt/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libskt
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O0
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libskt/Makefile b/libskt/Makefile
index 0542c2f..03c7694 100644
--- a/libskt/Makefile
+++ b/libskt/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O0 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -81,7 +88,7 @@ $(TGT_LIB_SO): $(OBJS_LIB)
 	@ln -sf $(TGT_LIB_SO_VER) $(TGT_LIB_SO)
 
 $(TGT_UNIT_TEST): $(OBJS_UNIT_TEST) $(ANDROID_MAIN_OBJ)
-	$(CC_V) -o $@ $^ $(TGT_LIB_A) $(LDFLAGS) -L$(OUTPUT)/lib -lgevent -lthread
+	$(CC_V) -o $@ $^ $(TGT_LIB_A) $(LDFLAGS) -L$(OUTPUT)/$(LTYPE)/lib -lgevent -lthread
 
 clean:
 	$(RM_V) -f $(OBJS)
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libskt/Makefile.nmake b/libskt/Makefile.nmake
index 4df782d..7645a18 100644
--- a/libskt/Makefile.nmake
+++ b/libskt/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /Od /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 LIBS    = ws2_32.lib
diff --git a/libskt/version.sh b/libskt/version.sh
index e4d37fd..e97bbd5 100755
--- a/libskt/version.sh
+++ b/libskt/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libsort/Makefile b/libsort/Makefile
index 47c636d..a6c3b62 100644
--- a/libsort/Makefile
+++ b/libsort/Makefile
@@ -15,6 +15,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -42,7 +43,13 @@ OBJS_LIB	+= select_sort.o
 
 OBJS_UNIT_TEST	= test_$(LIBNAME).o
 
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -78,11 +85,12 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
diff --git a/libstrex/Android.mk b/libstrex/Android.mk
index fefd2d7..0648ba4 100644
--- a/libstrex/Android.mk
+++ b/libstrex/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libstrex
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libstrex/Makefile b/libstrex/Makefile
index 0d63e9b..8a06e40 100644
--- a/libstrex/Makefile
+++ b/libstrex/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libstrex/version.sh b/libstrex/version.sh
index e4d37fd..e97bbd5 100755
--- a/libstrex/version.sh
+++ b/libstrex/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libsubmask/Android.mk b/libsubmask/Android.mk
index a872a7a..2ca384b 100644
--- a/libsubmask/Android.mk
+++ b/libsubmask/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libsubmask
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libsubmask/Makefile b/libsubmask/Makefile
index 03cd6d6..f004279 100644
--- a/libsubmask/Makefile
+++ b/libsubmask/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -69,6 +76,7 @@ OBJS	:= $(OBJS_LIB) $(OBJS_UNIT_TEST)
 
 all: $(TGT)
 
+
 %.o:%.c
 	$(CC_V) -c $(CFLAGS) $< -o $@
 
@@ -92,13 +100,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libsubmask/Makefile.nmake b/libsubmask/Makefile.nmake
index 3607adb..2a0a07a 100644
--- a/libsubmask/Makefile.nmake
+++ b/libsubmask/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I.
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /NOLOGO
 
diff --git a/libsubmask/version.sh b/libsubmask/version.sh
index e4d37fd..e97bbd5 100755
--- a/libsubmask/version.sh
+++ b/libsubmask/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libthread/Android.mk b/libthread/Android.mk
index c8ab20c..06eeeb4 100644
--- a/libthread/Android.mk
+++ b/libthread/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libthread
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libthread/Makefile b/libthread/Makefile
index be7d9bf..d1750d3 100644
--- a/libthread/Makefile
+++ b/libthread/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -48,14 +49,20 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib
+LDFLAGS	+= -L$(OUTPUT)/$(LTYPE)/lib
 LDFLAGS	+= -pthread
 LDFLAGS	+= -lrt
 
@@ -95,13 +102,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libthread/Makefile.nmake b/libthread/Makefile.nmake
index 7a4e176..7def4d8 100644
--- a/libthread/Makefile.nmake
+++ b/libthread/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/libthread/version.sh b/libthread/version.sh
index a3633fb..ba49cfc 100755
--- a/libthread/version.sh
+++ b/libthread/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libtime/Android.mk b/libtime/Android.mk
index 555e244..64b76a9 100644
--- a/libtime/Android.mk
+++ b/libtime/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libtime
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libtime/Makefile b/libtime/Makefile
index 87a8674..f211172 100644
--- a/libtime/Makefile
+++ b/libtime/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)g++
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -93,13 +100,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libtime/Makefile.nmake b/libtime/Makefile.nmake
index a9b578c..cccc368 100644
--- a/libtime/Makefile.nmake
+++ b/libtime/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/libtime/version.sh b/libtime/version.sh
index e4d37fd..e97bbd5 100755
--- a/libtime/version.sh
+++ b/libtime/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libuio/Android.mk b/libuio/Android.mk
index 19cd27a..4fbcee2 100644
--- a/libuio/Android.mk
+++ b/libuio/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libuio
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libuio/Makefile b/libuio/Makefile
index 797bd9e..930efa1 100644
--- a/libuio/Makefile
+++ b/libuio/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libuio/version.sh b/libuio/version.sh
index e4d37fd..e97bbd5 100755
--- a/libuio/version.sh
+++ b/libuio/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libuvc/Android.mk b/libuvc/Android.mk
index 8d5cca7..cfe77ef 100644
--- a/libuvc/Android.mk
+++ b/libuvc/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libuvc
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libuvc/Makefile b/libuvc/Makefile
index b53a46d..b924b92 100644
--- a/libuvc/Makefile
+++ b/libuvc/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -81,7 +88,7 @@ $(TGT_LIB_SO): $(OBJS_LIB)
 	@ln -sf $(TGT_LIB_SO_VER) $(TGT_LIB_SO)
 
 $(TGT_UNIT_TEST): $(OBJS_UNIT_TEST) $(ANDROID_MAIN_OBJ)
-	$(CC_V) -o $@ $^ $(TGT_LIB_A) $(LDFLAGS) -L$(OUTPUT)/lib -lfile
+	$(CC_V) -o $@ $^ $(TGT_LIB_A) $(LDFLAGS) -L$(OUTPUT)/$(LTYPE)/lib -lfile
 
 clean:
 	$(RM_V) -f $(OBJS)
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libuvc/Makefile.nmake b/libuvc/Makefile.nmake
index 7806fe6..1f10e76 100644
--- a/libuvc/Makefile.nmake
+++ b/libuvc/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I.  /I../libfile/
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:../libfile/ /LIBPATH:./
 
diff --git a/libuvc/version.sh b/libuvc/version.sh
index a3633fb..ba49cfc 100755
--- a/libuvc/version.sh
+++ b/libuvc/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libvector/Android.mk b/libvector/Android.mk
index 18c4f3e..73e412c 100644
--- a/libvector/Android.mk
+++ b/libvector/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libvector
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libvector/Makefile b/libvector/Makefile
index 1d32000..666a9dc 100644
--- a/libvector/Makefile
+++ b/libvector/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,7 +48,13 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
@@ -92,13 +99,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libvector/Makefile.nmake b/libvector/Makefile.nmake
index 802575a..2d89099 100644
--- a/libvector/Makefile.nmake
+++ b/libvector/Makefile.nmake
@@ -21,7 +21,11 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).obj
 # cflags and ldflags
 ###############################################################################
 CFLAGS	= /Iinclude /I../libposix4win/ /I. 
-CFLAGS	= $(CFLAGS) /Od /W3 /Zi
+!IF "$(MODE)"=="release"
+CFLAGS  = $(CFLAGS) /O2 /GF
+!ELSE
+CFLAGS  = $(CFLAGS) /Od /W3 /Zi
+!ENDIF
 
 LDFLAGS	= /LIBPATH:../libposix4win/ /LIBPATH:./
 
diff --git a/libvector/version.sh b/libvector/version.sh
index 371671a..57ca41c 100755
--- a/libvector/version.sh
+++ b/libvector/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!
diff --git a/libworkq/Android.mk b/libworkq/Android.mk
index 496f27b..3f7acb9 100644
--- a/libworkq/Android.mk
+++ b/libworkq/Android.mk
@@ -4,6 +4,10 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libworkq
 
+ifeq ($(MODE), release)
+LOCAL_CFLAGS += -O2
+endif
+
 LIBRARIES_DIR	:= $(LOCAL_PATH)/../
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)
diff --git a/libworkq/Makefile b/libworkq/Makefile
index d234963..5d4ba03 100644
--- a/libworkq/Makefile
+++ b/libworkq/Makefile
@@ -17,6 +17,7 @@ CC	= $(CROSS_PREFIX)gcc
 CXX	= $(CROSS_PREFIX)g++
 LD	= $(CROSS_PREFIX)ld
 AR	= $(CROSS_PREFIX)ar
+STRIP   = $(CROSS_PREFIX)strip
 
 ifeq ($(COLOR_INC), $(wildcard $(COLOR_INC)))
 include $(COLOR_INC)
@@ -47,14 +48,20 @@ OBJS_UNIT_TEST	= test_$(LIBNAME).o
 ###############################################################################
 # cflags and ldflags
 ###############################################################################
+ifeq ($(MODE), release)
+CFLAGS	:= -O2 -Wall -Werror -fPIC
+LTYPE   := release
+else
 CFLAGS	:= -g -Wall -Werror -fPIC
+LTYPE   := debug
+endif
 CFLAGS	+= $($(ARCH)_CFLAGS)
 CFLAGS	+= -I$(OUTPUT)/include
 
 SHARED	:= -shared
 
 LDFLAGS	:= $($(ARCH)_LDFLAGS)
-LDFLAGS	+= -L$(OUTPUT)/lib -lgevent
+LDFLAGS	+= -L$(OUTPUT)$(LTYPE)/lib -lgevent
 LDFLAGS	+= -pthread
 
 ###############################################################################
@@ -93,13 +100,14 @@ clean:
 
 install:
 	$(MAKEDIR_OUTPUT)
+	if [ "$(MODE)" = "release" ];then $(STRIP) $(TGT); fi
 	$(CP_V) -r $(TGT_LIB_H)  $(OUTPUT)/include
-	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/lib
-	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/lib
+	$(CP_V) -r $(TGT_LIB_A)  $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO) $(OUTPUT)/$(LTYPE)/lib
+	$(CP_V) -r $(TGT_LIB_SO_VER) $(OUTPUT)/$(LTYPE)/lib
 
 uninstall:
-	$(RM_V) -f $(OUTPUT)/include/$(TGT_LIB_H)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_A)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO)
-	$(RM_V) -f $(OUTPUT)/lib/$(TGT_LIB_SO_VER)
+	cd $(OUTPUT)/include/ && rm -f $(TGT_LIB_H)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_A)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO)
+	$(RM_V) -f $(OUTPUT)/$(LTYPE)/lib/$(TGT_LIB_SO_VER)
diff --git a/libworkq/version.sh b/libworkq/version.sh
index e4d37fd..e97bbd5 100755
--- a/libworkq/version.sh
+++ b/libworkq/version.sh
@@ -8,7 +8,7 @@ output=version.h
 
 LIBNAME=`echo ${libname} | tr 'a-z' 'A-Z'`
 export version=${major}.${minor}.${patch}
-export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short .`
+export buildid=`git log -1 --pretty=format:"git-%cd-%h" --date=short  2>/dev/null`
 autogen_version_h()
 {
 cat > version.h <<!