Run Code Sniffer via phing.

.travis.yml

@@ -21,8 +21,7 @@ before_script:
   - sh -c "if [ '$TRAVIS_PHP_VERSION' != '5.2' ]; then travis/setup-composer.sh; fi"
 
 script:
-  - sh -c "if [ '$TRAVIS_PHP_VERSION' = '5.5' ]; then vendor/bin/phpcs -s --extensions=php --standard=build/code-sniffer-ruleset.xml phpseclib/; fi"
-  - sh -c "if [ '$TRAVIS_PHP_VERSION' = '5.5' ]; then vendor/bin/phpcs -s --extensions=php --standard=build/code-sniffer-ruleset-tests.xml tests/; fi"
+  - sh -c "if [ '$TRAVIS_PHP_VERSION' = '5.5' ]; then vendor/bin/phing -f build/build.xml sniff; fi"
   - travis/run-phpunit.sh
 
 after_success:

build/build.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="phpseclib"
+         description="PHP Secure Communications Library"
+         default="all"
+>
+
+  <target name="all" depends="sniff" />
+
+  <!-- Code Sniffer -->
+  <target name="sniff" depends="sniff-php-code,sniff-php-tests" />
+  <target name="sniff-php-code">
+    <exec command="vendor/bin/phpcs -s
+        --extensions=php
+        --standard=build/code-sniffer-ruleset.xml
+        phpseclib/"
+      dir=".." passthru="true" />
+  </target>
+  <target name="sniff-php-tests">
+    <exec command="vendor/bin/phpcs -s
+        --extensions=php
+        --standard=build/code-sniffer-ruleset-tests.xml
+        tests/"
+      dir=".." passthru="true" />
+  </target>
+
+</project>