On Sun, Feb 20, 2005 at 03:40:08PM +0800, qiang zeng wrote:
> what i intend to do is that i have a variable in my c program,
> while i am trying to send it a value i get (e.g., an address )when
> executing the makefile.
> so is that possible ?
Easy:
/* mytest.c */
#include <stdio.h>
int main(int argc, char *argv[])
{
printf("MYVAL = %d\n", MYVAL);
return 0;
}
And in the Makefile:
CFLAGS=-Wall -O2 -DMYVAL=42
all: mytest
Run "make", run "./mytest" and voila:
MYVAL = 42
Erik
--
Erik Mouw
J.A.K.Mouw@xxxxxxxxxxxxxx mouw@xxxxxxxxxxxx
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