diff options
Diffstat (limited to 'resolv/inet_ntop.c')
| -rw-r--r-- | resolv/inet_ntop.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/resolv/inet_ntop.c b/resolv/inet_ntop.c index 71db06d..3b5795f 100644 --- a/resolv/inet_ntop.c +++ b/resolv/inet_ntop.c @@ -29,6 +29,12 @@ static char rcsid[] = "$Id$"; #include <stdio.h> #include "../conf/portability.h" +#ifdef SPRINTF_CHAR +# define SPRINTF(x) strlen(sprintf/**/x) +#else +# define SPRINTF(x) sprintf x +#endif + /* * WARNING: Don't even consider trying to compile this on a system where * sizeof(int) < 4. sizeof(int) > 4 is fine; all the world's not a VAX. @@ -84,7 +90,7 @@ inet_ntop4(src, dst, size) static const char fmt[] = "%u.%u.%u.%u"; char tmp[sizeof "255.255.255.255"]; - if (sprintf(tmp, fmt, src[0], src[1], src[2], src[3]) > size) { + if (SPRINTF((tmp, fmt, src[0], src[1], src[2], src[3])) > size) { errno = ENOSPC; return (NULL); } @@ -170,7 +176,7 @@ inet_ntop6(src, dst, size) tp += strlen(tp); break; } - tp += sprintf(tp, "%x", words[i]); + tp += SPRINTF((tp, "%x", words[i])); } /* Was it a trailing run of 0x00's? */ if (best.base != -1 && (best.base + best.len) == (IN6ADDRSZ / INT16SZ)) |