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-rw-r--r--ares/ares_gethostbyaddr.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/ares/ares_gethostbyaddr.c b/ares/ares_gethostbyaddr.c
index 30b3cb09d..76f587087 100644
--- a/ares/ares_gethostbyaddr.c
+++ b/ares/ares_gethostbyaddr.c
@@ -266,13 +266,16 @@ static void ptr_rr_name(char *name, struct ares_addr *addr)
else
{
unsigned char *bytes = (unsigned char *)&addr->addrV6.s6_addr;
+ /* There are too many arguments to do this in one line using
+ * minimally C89-compliant compilers */
sprintf(name,
- "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x."
- "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.ip6.arpa",
+ "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.",
bytes[15]&0xf, bytes[15] >> 4, bytes[14]&0xf, bytes[14] >> 4,
bytes[13]&0xf, bytes[13] >> 4, bytes[12]&0xf, bytes[12] >> 4,
bytes[11]&0xf, bytes[11] >> 4, bytes[10]&0xf, bytes[10] >> 4,
- bytes[9]&0xf, bytes[9] >> 4, bytes[8]&0xf, bytes[8] >> 4,
+ bytes[9]&0xf, bytes[9] >> 4, bytes[8]&0xf, bytes[8] >> 4);
+ sprintf(name+strlen(name),
+ "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.ip6.arpa",
bytes[7]&0xf, bytes[7] >> 4, bytes[6]&0xf, bytes[6] >> 4,
bytes[5]&0xf, bytes[5] >> 4, bytes[4]&0xf, bytes[4] >> 4,
bytes[3]&0xf, bytes[3] >> 4, bytes[2]&0xf, bytes[2] >> 4,