cscope --help
Usage: cscope [-bcCdehklLqRTuUvV] [-f file] [-F file] [-i file] [-I dir] [-s dir]
              [-p number] [-P path] [-[0-8] pattern] [source files]

-b            Build the cross-reference only.
-C            Ignore letter case when searching.
-c            Use only ASCII characters in the cross-ref file (don't compress).
-d            Do not update the cross-reference.
-e            Suppress the <Ctrl>-e command prompt between files.
-F symfile    Read symbol reference lines from symfile.
-f reffile    Use reffile as cross-ref file name instead of cscope.out.
===> -h            This help screen.
-I incdir     Look in incdir for any #include files.
-i namefile   Browse through files listed in namefile, instead of cscope.files
-k            Kernel Mode - don't use /usr/include for #include files.
-L            Do a single search with line-oriented output.
-l            Line-oriented interface.
-num pattern  Go to input field num (counting from 0) and find pattern.
-P path       Prepend path to relative file names in pre-built cross-ref file.
-p n          Display the last n file path components.
-q            Build an inverted index for quick symbol searching.
-R            Recurse directories for files.
-s dir        Look in dir for additional source  files.
-T            Use only the first eight characters to match against C symbols.
-U            Check file time stamps.
-u            Unconditionally build the cross-reference file.
-v            Be more verbose in line mode.
===> -V            Print the version number.

-V is a listed option to print the version number.  -h is also present, showing that it provides the help screen.  No long option variants are presented, as it gets too busy.