Re: List of major modes?

[Kevin Rodgers <ihs_4664@yahoo.com>]

David Reitter wrote:
 > How would I go about compiling a list of all major modes available in
 > the current emacs session?
 > (Both loaded ones and autoloadable ones.)
 >
 > My first thought was doing something like
 >
 >  (apropos-internal ".*-mode$")
 >
 > which works, but doesn't distinguish between major and minor modes,
 > which would be important.
 >
 > I cannot actually run any of the mode functions (would take way too 
long).
 >
 >  From looking at the elisp level code, there is very little
 > programmatic distinction between minor and major modes, at least
 > nothing that could be easily detected.

Here's the best I could come up with:

(apropos-internal "-mode\\'"
                   (lambda (mode)
                     (and (commandp mode)
                          (string-match "\\`Major mode\\>"
                                        (documentation mode)))))

-- 
Kevin Rodgers