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Mail Archives: djgpp/1999/09/08/13:24:25

Date: Wed, 8 Sep 1999 17:54:17 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender: eliz AT is
To: Tuomo A Turunen <tuturune AT cc DOT helsinki DOT fi>
cc: djgpp AT delorie DOT com
Subject: Re: Constant definitions to compiler
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On 8 Sep 1999, Tuomo A Turunen wrote:

> Is it possible to give constant definitions to compiler as command line
> arguments? Something like this:
> 
> gcc (define OWN_CONSTANT "testing") test.c -o test.exe

This is supported by every C compiler I've seen, and GCC is no 
exception.  You do it like this:

	gcc -DOWN_CONSTANT="testing" test.c -o test.exe

This is described in the GCC docs, btw.

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