From daa44aa9b14569df51d2d62e54afd9fec3d63a91 Mon Sep 17 00:00:00 2001 From: Dan Fandrich Date: Tue, 9 Dec 2008 01:02:28 +0000 Subject: [PATCH] C89 compilers (like Minix' ACK) only need to handle 31 functions arguments so split a long sprintf into two calls to get below that number. --- ares_gethostbyaddr.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/ares_gethostbyaddr.c b/ares_gethostbyaddr.c index 30b3cb09..76f58708 100644 --- a/ares_gethostbyaddr.c +++ b/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,