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266

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3

While in C-mode I can jump to a function using M-. on the function name....is there a way i can simply display the function prototype? (preferably as a tooltip or so) I often struggle to remember the exact order and types required by a given function.

+3  A: 

CEDET (there are rumors that it is finally going to become part of Emacs starting with 23.2) is your friend. After installation, look up semantic-ia-show-summary.

Laurynas Biveinis
not just rumors - it's been integrated with the CVS repository, I believe.
Nathaniel Flath
+1  A: 

CEDET package provide function semantic-ia-show-summary that can show prototype for function/variable under point

Alex Ott
+5  A: 

c-eldoc-mode is a mode that is not as heavyweight as CEDET that will do precisely what you want.

Nathaniel Flath
c-eldoc-mode is exactly what i wanted :) CEDET was a bit too bulky and slow for me...:) thanks!
banister