index: release v1.18 with only altgr index linked
[sheet.git] / shell.inc.pl
index 03a312d029b2034615332cef7550b6517fdaf8ff..933ee5d42798cd0e5cba55b2b921f6ead3c8e0a1 100644 (file)
@@ -46,563 +46,650 @@ feature => [
                        },
                ],
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "N",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => undef,
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "N",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => undef,
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Aliases",
+               title => 'Aliases',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "Y(1)",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => {
+                               since => 0,
+                       },
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Shell functions",
+               title => 'Shell functions',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "Y",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => {},
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "\"Sensible\" Input/Output redirection",
+               title => '"Sensible" Input/Output redirection',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "F",
-                       ksh  => "Y",
-                       rc   => "F",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => {
+                               alt => 'function',
+                       },
+                       ksh => {},
+                       rc => {
+                               alt => 'function',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Directory stack",
+               title => 'Directory stack',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Command history",
+               title => 'Command history',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Command line editing",
+               title => 'Command line editing',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y(3)",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {
+                               note => 'emulation is thought by many to be incomplete',
+                               partial => 1,
+                       },
+                       zsh => {},
                },
-               title   => "Vi Command line editing",
+               title => 'Vi Command line editing',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Emacs Command line editing",
+               title => 'Emacs Command line editing',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "L",
-                       ksh  => "N",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => undef,
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Rebindable Command line editing",
+               title => 'Rebindable Command line editing',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "User name look up",
+               title => 'User name look up',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "F",
-                       ksh  => "N",
-                       rc   => "F",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => {
+                               alt => 'function',
+                       },
+                       ksh => undef,
+                       rc => {
+                               alt => 'function',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Login/Logout watching",
+               title => 'Login/Logout watching',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y(1)",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {
+                               since => 0,
+                       },
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Filename completion",
+               title => 'Filename completion',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y(2)",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {
+                               since => undef,
+                       },
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Username completion",
+               title => 'Username completion',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y(2)",
-                       es   => "L",
-                       ksh  => "Y",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {
+                               since => undef,
+                       },
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => {},
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Hostname completion",
+               title => 'Hostname completion',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "L",
-                       ksh  => "N",
-                       rc   => "L",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {
+                               optional => 'requires readline',
+                       },
+                       ksh => undef,
+                       rc => {
+                               optional => 'requires readline',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "History completion",
+               title => 'History completion',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => undef,
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Fully programmable Completion",
+               title => 'Fully programmable Completion',
        },
        {
                support => {
-                       bash => "N(4)",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N(6)",
-                       zsh  => "N(6)",
+                       bash => {
+                               alt => 'patch',
+                               note => 'unofficial patches exist to perform this',
+                       },
+                       csh => undef,
+                       es => undef,
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {
+                               alt => 'function',
+                               note => 'This can be done via the shells programmable completion mechanism.',
+                       },
+                       zsh => {
+                               alt => 'function',
+                               note => 'This can be done via the shells programmable completion mechanism.',
+                       },
                },
-               title   => "Mh Mailbox completion",
+               title => 'Mh Mailbox completion',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => undef,
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Co Processes",
+               title => 'Co Processes',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "N",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => undef,
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Builtin artithmetic evaluation",
+               title => 'Builtin artithmetic evaluation',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => undef,
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Can follow symbolic links invisibly",
+               title => 'Can follow symbolic links invisibly',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => undef,
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Periodic command execution",
+               title => 'Periodic command execution',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Custom Prompt (easily)",
+               title => 'Custom Prompt (easily)',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => undef,
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Sun Keyboard Hack",
+               title => 'Sun Keyboard Hack',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => undef,
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Spelling Correction",
+               title => 'Spelling Correction',
        },
        {
                support => {
-                       bash => "Y(2)",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "N",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => {
+                               since => undef,
+                       },
+                       csh => undef,
+                       es => {},
+                       ksh => undef,
+                       rc => {},
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Process Substitution",
+               title => 'Process Substitution',
        },
        {
                support => {
-                       bash => "sh",
-                       csh  => "csh",
-                       es   => "rc",
-                       ksh  => "sh",
-                       rc   => "rc",
-                       sh   => "sh",
-                       tcsh => "csh",
-                       zsh  => "sh",
+                       bash => 'sh',
+                       csh => 'csh',
+                       es => 'rc',
+                       ksh => 'sh',
+                       rc => 'rc',
+                       sh => 'sh',
+                       tcsh => 'csh',
+                       zsh => 'sh',
                },
-               title   => "Underlying Syntax",
+               title => 'Underlying Syntax',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "N(5)",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {
+                               alt => 'patch',
+                               note => "A version called 'pdksh' is freely available, but does not have the full functionality of the AT&T version.",
+                       },
+                       rc => {},
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Freely Available",
+               title => 'Freely Available',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "F",
-                       ksh  => "Y",
-                       rc   => "F",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => {
+                               alt => 'function',
+                       },
+                       ksh => {},
+                       rc => {
+                               alt => 'function',
+                       },
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Checks Mailbox",
+               title => 'Checks Mailbox',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => undef,
+                       es => undef,
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Tty Sanity Checking",
+               title => 'Tty Sanity Checking',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "Y",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => {},
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Can cope with large argument lists",
+               title => 'Can cope with large argument lists',
        },
        {
                support => {
-                       bash => "Y(7)",
-                       csh  => "Y",
-                       es   => "N",
-                       ksh  => "Y(7)",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {
+                               alt => 'config',
+                               note => 'Only by specifying a file via the ENV environment variable.',
+                       },
+                       csh => {},
+                       es => undef,
+                       ksh => {
+                               alt => 'config',
+                               note => 'Only by specifying a file via the ENV environment variable.',
+                       },
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Has non-interactive startup file",
+               title => 'Has non-interactive startup file',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "N",
-                       ksh  => "Y(7)",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => undef,
+                       ksh => {
+                               alt => 'config',
+                               note => 'Only by specifying a file via the ENV environment variable.',
+                       },
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "Has non-login startup file",
+               title => 'Has non-login startup file',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "Y",
-                       ksh  => "N",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => {},
+                       ksh => undef,
+                       rc => {},
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Can avoid user startup files",
+               title => 'Can avoid user startup files',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "N",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "N",
+                       bash => {},
+                       csh => undef,
+                       es => undef,
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => undef,
                },
-               title   => "Can specify startup file",
+               title => 'Can specify startup file',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "N",
+                       bash => undef,
+                       csh => undef,
+                       es => {},
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => undef,
                },
-               title   => "Low level command redefinition",
+               title => 'Low level command redefinition',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "N",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "N",
+                       bash => undef,
+                       csh => undef,
+                       es => {},
+                       ksh => undef,
+                       rc => {},
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => undef,
                },
-               title   => "Has anonymous functions",
+               title => 'Has anonymous functions',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "Y",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => undef,
+                       csh => {},
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "List Variables",
+               title => 'List Variables',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "Y",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => {},
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Full signal trap handling",
+               title => 'Full signal trap handling',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "Y",
-                       es   => "F",
-                       ksh  => "Y",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "Y",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => {},
+                       es => {
+                               alt => 'function',
+                       },
+                       ksh => {},
+                       rc => undef,
+                       sh => undef,
+                       tcsh => {},
+                       zsh => {},
                },
-               title   => "File no clobber ability",
+               title => 'File no clobber ability',
        },
        {
                support => {
-                       bash => "Y",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "Y",
-                       rc   => "Y",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "Y",
+                       bash => {},
+                       csh => undef,
+                       es => {},
+                       ksh => {},
+                       rc => {},
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => {},
                },
-               title   => "Local variables",
+               title => 'Local variables',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "N",
+                       bash => undef,
+                       csh => undef,
+                       es => {},
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => undef,
                },
-               title   => "Lexically scoped variables",
+               title => 'Lexically scoped variables',
        },
        {
                support => {
-                       bash => "N",
-                       csh  => "N",
-                       es   => "Y",
-                       ksh  => "N",
-                       rc   => "N",
-                       sh   => "N",
-                       tcsh => "N",
-                       zsh  => "N",
+                       bash => undef,
+                       csh => undef,
+                       es => {},
+                       ksh => undef,
+                       rc => undef,
+                       sh => undef,
+                       tcsh => undef,
+                       zsh => undef,
                },
-               title   => "Exceptions",
+               title => 'Exceptions',
        },
-
 ],
 
 }