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  • Tom Tromey's avatar
    change viper to use derived-mode-p · 14659f69
    Tom Tromey authored 
    * lisp/subr.el (provided-mode-derived-p): New function.
(derived-mode-p): Use it.
* lisp/emulation/viper.el (viper-mode): Use derived-mode-p.
(this-major-mode-requires-vi-state): Use provided-mode-derived-p.
(set-viper-state-in-major-mode): Use derived-mode-p.
    14659f69
subr.el 207 KB