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authorFlorian Weimer <fweimer@redhat.com>2016-10-07 17:41:45 +0200
committerFlorian Weimer <fweimer@redhat.com>2016-10-07 17:41:45 +0200
commitbfbd1de1590ae3f1a098d0166631d027f33565e9 (patch)
tree5248e1b989e6f580f3e3b45a3ee9a408aa14337d /misc
parentUse libc_ifunc macro for siglongjmp, longjmp in libpthread. (diff)
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resolv: Deprecate unimplemented flags
RES_AAONLY, RES_PRIMARY, RES_NOCHECKNAME, RES_KEEPTSIG result in compile-time warnings. Some of these flags are still used in applications.
Diffstat (limited to 'misc')
-rw-r--r--misc/sys/cdefs.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index 935a94b466..50e00e6711 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -472,4 +472,14 @@
# endif
#endif
+/* __glibc_macro_warning (MESSAGE) issues warning MESSAGE. This is
+ intended for use in preprocessor macros. */
+#if __GNUC_PREREQ (4,8)
+# define __glibc_macro_warning1(message) _Pragma (#message)
+# define __glibc_macro_warning(message) \
+ __glibc_macro_warning1 (GCC warning message)
+#else
+# define __glibc_macro_warning(msg)
+#endif
+
#endif /* sys/cdefs.h */