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missing file for lesson 21

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Carlos 2015-04-01 09:45:59 +02:00
parent a63c1b4fb5
commit 1ffc847737
1 changed files with 8 additions and 0 deletions
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8
21-shell/libc/function.h Normal file
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#ifndef FUNCTION_H
#define FUNCTION_H
/* Sometimes we want to keep parameters to a function for later use
* and this is a solution to avoid the 'unused parameter' compiler warning */
#define UNUSED(x) (void)(x)
#endif