Mercurial > dovecot > core-2.2
changeset 21490:a2cca53d71d2
lib: Make sure NULL is defined to be ((void *)0)
This avoids us having to do explicit (void *)NULL casts in e.g.
io_add(..., NULL) context parameter.
author | Timo Sirainen <timo.sirainen@dovecot.fi> |
---|---|
date | Mon, 06 Feb 2017 10:55:40 +0200 |
parents | 3309fe3ea47b |
children | c130a08ebbaf |
files | src/lib/compat.h |
diffstat | 1 files changed, 7 insertions(+), 0 deletions(-) [+] |
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--- a/src/lib/compat.h Sat Feb 04 13:51:13 2017 +0200 +++ b/src/lib/compat.h Mon Feb 06 10:55:40 2017 +0200 @@ -11,6 +11,13 @@ # define LLONG_MAX 9223372036854775807LL #endif +/* We really want NULL to be a pointer, since we have various type-checks + that may result in compiler warnings/errors if it's not. */ +#ifndef __cplusplus +# undef NULL +# define NULL ((void *)0) +#endif + #ifndef __cplusplus #ifdef HAVE__BOOL typedef _Bool bool;