diff --git a/README.md b/README.md
index 26d811509..92515ba65 100755
--- a/README.md
+++ b/README.md
@@ -566,6 +566,7 @@ Supported operating systems and hardware:
 
 ### SRS 2.0 history
 
+* v2.0, 2015-03-17, for [#155](https://github.com/winlinvip/simple-rtmp-server/issues/155), osx(darwin) support demo with nginx and ffmpeg. 2.0.143.
 * v2.0, 2015-03-15, start [2.0release branch](https://github.com/winlinvip/simple-rtmp-server/tree/2.0release), 80773 lines.
 * v2.0, 2015-03-14, fix [#324](https://github.com/winlinvip/simple-rtmp-server/issues/324), support hstrs(http stream trigger rtmp source) edge mode. 2.0.140.
 * v2.0, 2015-03-14, for [#324](https://github.com/winlinvip/simple-rtmp-server/issues/324), support hstrs(http stream trigger rtmp source) origin mode. 2.0.139.
diff --git a/trunk/etc/init.d/srs-api b/trunk/etc/init.d/srs-api
index dba4dc524..8d1f56e52 100755
--- a/trunk/etc/init.d/srs-api
+++ b/trunk/etc/init.d/srs-api
@@ -19,11 +19,11 @@ CONFIG="8085"
 ########################################################################
 # utility functions
 ########################################################################
-RED="\\e[31m"
-GREEN="\\e[32m"
-YELLOW="\\e[33m"
-BLACK="\\e[0m"
-POS="\\e[60G"
+RED="\\033[31m"
+GREEN="\\033[32m"
+YELLOW="\\033[33m"
+BLACK="\\033[0m"
+POS="\\033[60G"
 
 ok_msg(){
     echo -e "${1}${POS}${BLACK}[${GREEN}  OK  ${BLACK}]"
diff --git a/trunk/etc/init.d/srs-demo b/trunk/etc/init.d/srs-demo
index e7e2bd5eb..b02df8dd3 100755
--- a/trunk/etc/init.d/srs-demo
+++ b/trunk/etc/init.d/srs-demo
@@ -21,11 +21,11 @@ DEFAULT_LOG_FILE='./objs/srs.demo.log'
 ########################################################################
 # utility functions
 ########################################################################
-RED="\\e[31m"
-GREEN="\\e[32m"
-YELLOW="\\e[33m"
-BLACK="\\e[0m"
-POS="\\e[60G"
+RED="\\033[31m"
+GREEN="\\033[32m"
+YELLOW="\\033[33m"
+BLACK="\\033[0m"
+POS="\\033[60G"
 
 ok_msg() {
     echo -e "${1}${POS}${BLACK}[${GREEN}  OK  ${BLACK}]"
diff --git a/trunk/etc/init.d/srs-demo-19350 b/trunk/etc/init.d/srs-demo-19350
index 704b89bdc..b23677758 100755
--- a/trunk/etc/init.d/srs-demo-19350
+++ b/trunk/etc/init.d/srs-demo-19350
@@ -21,11 +21,11 @@ DEFAULT_LOG_FILE='./objs/srs.demo.19350.log'
 ########################################################################
 # utility functions
 ########################################################################
-RED="\\e[31m"
-GREEN="\\e[32m"
-YELLOW="\\e[33m"
-BLACK="\\e[0m"
-POS="\\e[60G"
+RED="\\033[31m"
+GREEN="\\033[32m"
+YELLOW="\\033[33m"
+BLACK="\\033[0m"
+POS="\\033[60G"
 
 ok_msg() {
     echo -e "${1}${POS}${BLACK}[${GREEN}  OK  ${BLACK}]"
diff --git a/trunk/scripts/run.sh b/trunk/scripts/run.sh
index 4f4849547..81b65ff92 100755
--- a/trunk/scripts/run.sh
+++ b/trunk/scripts/run.sh
@@ -3,10 +3,10 @@ src_dir='src'
 if [[ ! -d $src_dir ]]; then echo "错误：必须在src同目录执行脚本"; exit 1; fi
 
 # linux shell color support.
-RED="\\e[31m"
-GREEN="\\e[32m"
-YELLOW="\\e[33m"
-BLACK="\\e[0m"
+RED="\\033[31m"
+GREEN="\\033[32m"
+YELLOW="\\033[33m"
+BLACK="\\033[0m"
 
 ./etc/init.d/srs-demo restart; ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动SRS失败"; exit $ret; fi
 echo "启动SRS服务器成功"
@@ -32,7 +32,8 @@ cat<<END
     http://$ip:$port/players/srs_bwt.html?key=35c9b402c12a7246868752e2878f7e0e&vhost=bandcheck.srs.com
 END
 
-if [[ `getenforce` != 'Disabled' ]]; then 
+which getenforce >/dev/null 2>&1
+if [[ 0 -eq $? && `getenforce` != 'Disabled' ]]; then
 	echo -e "${RED}请关闭selinux：${BLACK}";
 	echo -e "${RED}    打开配置文件：sudo vi /etc/sysconfig/selinux${BLACK}";
 	echo -e "${RED}    修改为：SELINUX=disabled${BLACK}";
diff --git a/trunk/src/core/srs_core.hpp b/trunk/src/core/srs_core.hpp
index ccbe0dedb..c6e90da72 100644
--- a/trunk/src/core/srs_core.hpp
+++ b/trunk/src/core/srs_core.hpp
@@ -31,11 +31,11 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       2
 #define VERSION_MINOR       0
-#define VERSION_REVISION    142
+#define VERSION_REVISION    143
 
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"
-#define RTMP_SIG_SRS_CODE "OuXuli"
+#define RTMP_SIG_SRS_CODE "ZhouGuowen"
 #define RTMP_SIG_SRS_ROLE "origin/edge server"
 #define RTMP_SIG_SRS_NAME RTMP_SIG_SRS_KEY"(Simple RTMP Server)"
 #define RTMP_SIG_SRS_URL_SHORT "github.com/winlinvip/simple-rtmp-server"