diff options
Diffstat (limited to 'lib/libc/gen/gethostname.c')
| -rw-r--r-- | lib/libc/gen/gethostname.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/libc/gen/gethostname.c b/lib/libc/gen/gethostname.c index a5cd290..37b52ca 100644 --- a/lib/libc/gen/gethostname.c +++ b/lib/libc/gen/gethostname.c @@ -40,18 +40,21 @@ __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/sysctl.h> +#include <errno.h> + int gethostname(name, namelen) char *name; - int namelen; + size_t namelen; { int mib[2]; - size_t size; mib[0] = CTL_KERN; mib[1] = KERN_HOSTNAME; - size = namelen; - if (sysctl(mib, 2, name, &size, NULL, 0) == -1) + if (sysctl(mib, 2, name, &namelen, NULL, 0) == -1) { + if (errno == ENOMEM) + errno = ENAMETOOLONG; return (-1); + } return (0); } |
