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Re: how to check callback prototypes?

From: Bob Friesenhahn
Subject: Re: how to check callback prototypes?
Date: Thu, 14 Jul 2005 12:20:12 -0500 (CDT)

On Thu, 14 Jul 2005, Kevin P. Fleming wrote:

Sam Steingold wrote:

I want it to be error because I cannot pass
void my_callback (const DB_ENV* dbe, const char *errpfx, const char *msg);
instead of
void my_callback (const char *errpfx, char *msg);

so: how do I turn the warning into a failed compilation?
(the result: above should be "no", not "yes")

Add -Werror to CFLAGS, that should do it.

This approach only works with GCC and will cripple building most software.

Bob Friesenhahn
GraphicsMagick Maintainer,

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