jboss-cli.sh: give exit code != 0 on connect failure

When jboss-cli.sh fails, it does not set an exit code.
E.g. called with option --connect and the server is not running, the connect fails. But exit code is 0.

sb2000.[maj2e_langfr]/mbi/mbi2e_all. ksh -x $JBOSS_HOME/bin/jboss-cli.sh --controller=localhost:9999 --connect
+ + dirname /mbi/tools/jboss/7.1/bin/jboss-cli.sh
DIRNAME=/mbi/tools/jboss/7.1/bin
+ cygwin=false
+ darwin=false
+ linux=false
+ uname
+ false
+ + cd /mbi/tools/jboss/7.1/bin/..
+ pwd
RESOLVED_JBOSS_HOME=/mbi/tools/jboss/7.1
+ [ x/mbi/tools/jboss/7.1 = x ]
+ + cd /mbi/tools/jboss/7.1
+ pwd
SANITIZED_JBOSS_HOME=/mbi/tools/jboss/7.1
+ [ /mbi/tools/jboss/7.1 != /mbi/tools/jboss/7.1 ]
+ export JBOSS_HOME
+ [ x = x ]
+ [ x/mbi/tools/jdk/1.6.0 != x ]
+ JAVA=/mbi/tools/jdk/1.6.0/bin/java
+ false
+ false
+ eval "/mbi/tools/jdk/1.6.0/bin/java" -jar "/mbi/tools/jboss/7.1/jboss-modules.jar" -mp "/mbi/tools/jboss/7.1/modules" org.jboss.as.cli "$@"
+ /mbi/tools/jdk/1.6.0/bin/java -jar /mbi/tools/jboss/7.1/jboss-modules.jar -mp /mbi/tools/jboss/7.1/modules org.jboss.as.cli --controller=localhost:9999 --connect
org.jboss.as.cli.CliInitializationException: Failed to connect to the controller
at org.jboss.as.cli.impl.CliLauncher.initCommandContext(CliLauncher.java:228)
at org.jboss.as.cli.impl.CliLauncher.main(CliLauncher.java:207)
at org.jboss.as.cli.CommandLineMain.main(CommandLineMain.java:34)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.modules.Module.run(Module.java:260)
at org.jboss.modules.Main.main(Main.java:291)
Caused by: org.jboss.as.cli.CommandLineException: The controller is not available at localhost:9999
at org.jboss.as.cli.impl.CommandContextImpl.connectController(CommandContextImpl.java:639)
at org.jboss.as.cli.impl.CommandContextImpl.connectController(CommandContextImpl.java:613)
at org.jboss.as.cli.impl.CliLauncher.initCommandContext(CliLauncher.java:226)
... 8 more
sb2000.[maj2e_langfr]/mbi/mbi2e_all. echo $?
0