Re: Parenthesize macros in xfs

From: Andreas Schwab
Date: Sat Mar 25 2006 - 17:42:13 EST


Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx> writes:

> diff -dpru xfs-mod-01/support/qsort.c xfs-mod-02/support/qsort.c
> --- xfs-mod-01/support/qsort.c 2005-09-23 05:51:28.000000000 +0200
> +++ xfs-mod-02/support/qsort.c 2006-03-25 22:20:37.055287000 +0100
> @@ -55,13 +55,14 @@ swapfunc(char *a, char *b, int n, int sw
> swapcode(char, a, b, n)
> }
>
> -#define swap(a, b) \
> +#define swap(a, b) do { \
> if (swaptype == 0) { \
> long t = *(long *)(a); \
> *(long *)(a) = *(long *)(b); \
> *(long *)(b) = t; \
> } else \
> - swapfunc(a, b, es, swaptype)
> + swapfunc(a, b, es, swaptype) \
> +} while(0)
^^

Missing semicolon.

Andreas.

--
Andreas Schwab, SuSE Labs, schwab@xxxxxxx
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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