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authorYabin Cui <yabinc@google.com>2015-02-09 13:58:28 -0800
committerYabin Cui <yabinc@google.com>2015-02-09 19:56:47 -0800
commit2d8f9b5aea90b57cd01c0a07cfff032092b4672e (patch)
tree5e0c6af872e20d46e99e1b47a6378360915b70bf /libc/dns
parenta4fc89badf4ef4d42df0927340c6f0d02167a3d6 (diff)
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Define MAXHOSTNAMELEN explicitly in source files.
Bug: 19093777 Bug: 19092844 Change-Id: I0778507ca2d5c008abb9a6d6315d0909263a8817
Diffstat (limited to 'libc/dns')
-rw-r--r--libc/dns/include/resolv_private.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/libc/dns/include/resolv_private.h b/libc/dns/include/resolv_private.h
index 4a832d0..0dab3d8 100644
--- a/libc/dns/include/resolv_private.h
+++ b/libc/dns/include/resolv_private.h
@@ -63,6 +63,13 @@
/* Despite this file's name, it's part of libresolv. On Android, that means it's part of libc :-( */
#pragma GCC visibility push(default)
+// Linux defines MAXHOSTNAMELEN as 64, while the domain name limit in
+// RFC 1034 and RFC 1035 is 255 octets.
+#ifdef MAXHOSTNAMELEN
+#undef MAXHOSTNAMELEN
+#endif
+#define MAXHOSTNAMELEN 256
+
/*
* Revision information. This is the release date in YYYYMMDD format.
* It can change every day so the right thing to do with it is use it