gjavah --version (return code: 0)
javah (GNU Classpath) 0.99
Copyright 2008 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
gjavah --help (return code: 0)
usage: javah [OPTIONS] CLASS...
-d DIR Set output directory
-o FILE Set output file (only one of -d or -o may be used)
-cmdfile FILE Read command file
-all DIR Operate on all class files under directory
-stubs Emit stub implementation
-jni Emit JNI stubs or header (default)
-cni Emit CNI stubs or header (default JNI)
-v, -verbose Set verbose mode
-force Output files should always be written
Class path options:
-classpath PATH Set the class path
-cp PATH Set the class path
-IDIR Add directory to class path
-bootclasspath PATH Set the boot class path
-extdirs PATH Set the extension directory path
Standard options:
-help print this help, then exit
-version print version number, then exit
-JOPTION pass argument to the Java runtime