support aliyun sdk on TencentOS tiny

sample: examples\aliyun_iotkit_csdk_mqtt
project: board\TencentOS_tiny_EVB_MX_Plus\KEIL\aliyun_iotkit_csdk_mqtt

components/connectivity/iotkit-embedded-3.0.1/3rdparty/tools/build-rules/hooks/pre-commit

@@ -0,0 +1,23 @@
+#!/bin/sh
+#
+# An example hook script to verify what is about to be committed.
+# Called by "git commit" with no arguments.  The hook should
+# exit with non-zero status after issuing an appropriate message if
+# it wants to stop the commit.
+#
+# To enable this hook, rename this file to "pre-commit".
+
+for i in `git status -s | awk '{ print $NF }'`; do
+    j=$(echo $(basename $i)|cut -d'.' -f2)
+    if [ "$j" = "c" -o "$j" = "h" -o "$j" = "md" -o "$j" = "mk" ] || [ "$i" = "makefile" -o "$i" = "make.settings" ]; then
+        if [ "$(find $i -perm /111 2>/dev/null)" != "" ]; then
+            chmod a-x $i
+            echo "[chmod] $i"
+            if [ "$(git status --short $i|cut -c1)" = "M" ]; then
+                git add $i
+            fi
+        fi
+    else
+        echo "[skip ] $i"
+    fi
+done