diff options
| author | Karel Zak | 2012-10-19 16:27:29 +0200 |
|---|---|---|
| committer | Karel Zak | 2012-10-19 16:27:29 +0200 |
| commit | f0196a13af2d58cd4f48ba0817c568ace4795cdc (patch) | |
| tree | 3187a4757944265f96f46555cb73f944fb61a0b0 /login-utils/login.c | |
| parent | include/xalloc: add xgethostname() (diff) | |
| download | kernel-qcow2-util-linux-f0196a13af2d58cd4f48ba0817c568ace4795cdc.tar.gz kernel-qcow2-util-linux-f0196a13af2d58cd4f48ba0817c568ace4795cdc.tar.xz kernel-qcow2-util-linux-f0196a13af2d58cd4f48ba0817c568ace4795cdc.zip | |
login: stop using MAXHOSTNAMELEN
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'login-utils/login.c')
| -rw-r--r-- | login-utils/login.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/login-utils/login.c b/login-utils/login.c index 8ae5266f1..f37718753 100644 --- a/login-utils/login.c +++ b/login-utils/login.c @@ -109,7 +109,7 @@ struct login_context { char vcsan[VCS_PATH_MAX]; #endif - char thishost[MAXHOSTNAMELEN + 1]; /* this machine */ + char *thishost; /* this machine */ char *thisdomain; /* this machine domain */ char *hostname; /* remote machine */ char hostaddress[16]; /* remote address */ @@ -209,13 +209,13 @@ static void __attribute__ ((__noreturn__)) sleepexit(int eval) static const char *get_thishost(struct login_context *cxt, const char **domain) { - if (!*cxt->thishost) { - if (gethostname(cxt->thishost, sizeof(cxt->thishost))) { + if (!cxt->thishost) { + cxt->thishost = xgethostname(); + if (!cxt->thishost) { if (domain) *domain = NULL; return NULL; } - cxt->thishost[sizeof(cxt->thishost) -1] = '\0'; cxt->thisdomain = strchr(cxt->thishost, '.'); if (cxt->thisdomain) *cxt->thisdomain++ = '\0'; |