dovecot-1.2: Added ATTR_PURE macro, which expands to pure attrib...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-1.2/rev/3d65aeed7ea0
changeset: 7911:3d65aeed7ea0
user:      Timo Sirainen <tss at iki.fi>
date:      Fri Jun 20 10:41:27 2008 +0300
description:
Added ATTR_PURE macro, which expands to pure attribute if available.

diffstat:

1 file changed, 2 insertions(+), 1 deletion(-)
src/lib/macros.h |    3 ++-

diffs (20 lines):

diff -r c1bbdc2b262e -r 3d65aeed7ea0 src/lib/macros.h
--- a/src/lib/macros.h	Fri Jun 20 06:26:21 2008 +0300
+++ b/src/lib/macros.h	Fri Jun 20 10:41:27 2008 +0300
@@ -106,6 +106,7 @@
 #  define ATTR_UNUSED __attribute__((unused))
 #  define ATTR_NORETURN __attribute__((noreturn))
 #  define ATTR_CONST __attribute__((const))
+#  define ATTR_PURE __attribute__((pure))
 #else
 #  define ATTR_FORMAT(format_idx, arg_idx)
 #  define ATTR_FORMAT_ARG(arg_idx)
@@ -113,7 +114,7 @@
 #  define ATTR_UNUSED
 #  define ATTR_NORETURN
 #  define ATTR_CONST
-#  define ATTR_UNUSED
+#  define ATTR_PURE
 #endif
 #if __GNUC__ > 2
 #  define ATTR_MALLOC __attribute__((malloc))