lib/utmp.c: Use defined() instead of #if[n]def

Reviewed-by: Iker Pedrosa <ipedrosa@redhat.com>
Signed-off-by: Alejandro Colomar <alx@kernel.org>
This commit is contained in:
Alejandro Colomar
2024-02-20 19:13:03 +01:00
parent 7e94a2f484
commit 2806b827d8

View File

@@ -183,7 +183,7 @@ get_session_host(char **out)
ut = get_current_utmp();
#ifdef HAVE_STRUCT_UTMP_UT_HOST
#if defined(HAVE_STRUCT_UTMP_UT_HOST)
if ((ut != NULL) && (ut->ut_host[0] != '\0')) {
char *hostname;
@@ -258,7 +258,7 @@ prepare_utmp(const char *name, const char *line, const char *host,
&& ('\0' != host[0])) {
hostname = XMALLOC(strlen(host) + 1, char);
strcpy (hostname, host);
#ifdef HAVE_STRUCT_UTMP_UT_HOST
#if defined(HAVE_STRUCT_UTMP_UT_HOST)
} else if ( (NULL != ut)
&& ('\0' != ut->ut_host[0])) {
hostname = XMALLOC(NITEMS(ut->ut_host) + 1, char);
@@ -283,16 +283,16 @@ prepare_utmp(const char *name, const char *line, const char *host,
/* XXX - assumes /dev/tty?? */
STRNCPY(utent->ut_id, line + 3);
}
#ifdef HAVE_STRUCT_UTMP_UT_NAME
#if defined(HAVE_STRUCT_UTMP_UT_NAME)
STRNCPY(utent->ut_name, name);
#endif
STRNCPY(utent->ut_user, name);
if (NULL != hostname) {
struct addrinfo *info = NULL;
#ifdef HAVE_STRUCT_UTMP_UT_HOST
#if defined(HAVE_STRUCT_UTMP_UT_HOST)
STRNCPY(utent->ut_host, hostname);
#endif
#ifdef HAVE_STRUCT_UTMP_UT_SYSLEN
#if defined(HAVE_STRUCT_UTMP_UT_SYSLEN)
utent->ut_syslen = MIN (strlen (hostname),
sizeof (utent->ut_host));
#endif
@@ -304,13 +304,13 @@ prepare_utmp(const char *name, const char *line, const char *host,
if (info->ai_family == AF_INET) {
struct sockaddr_in *sa =
(struct sockaddr_in *) info->ai_addr;
# ifdef HAVE_STRUCT_UTMP_UT_ADDR
# if defined(HAVE_STRUCT_UTMP_UT_ADDR)
memcpy (&(utent->ut_addr),
&(sa->sin_addr),
MIN (sizeof (utent->ut_addr),
sizeof (sa->sin_addr)));
# endif
# ifdef HAVE_STRUCT_UTMP_UT_ADDR_V6
# if defined(HAVE_STRUCT_UTMP_UT_ADDR_V6)
memcpy (utent->ut_addr_v6,
&(sa->sin_addr),
MIN (sizeof (utent->ut_addr_v6),
@@ -332,10 +332,10 @@ prepare_utmp(const char *name, const char *line, const char *host,
/* ut_exit is only for DEAD_PROCESS */
utent->ut_session = getsid (0);
if (gettimeofday (&tv, NULL) == 0) {
#ifdef HAVE_STRUCT_UTMP_UT_TIME
#if defined(HAVE_STRUCT_UTMP_UT_TIME)
utent->ut_time = tv.tv_sec;
#endif
#ifdef HAVE_STRUCT_UTMP_UT_XTIME
#if defined(HAVE_STRUCT_UTMP_UT_XTIME)
utent->ut_xtime = tv.tv_usec;
#endif
utent->ut_tv.tv_sec = tv.tv_sec;
@@ -364,7 +364,7 @@ setutmp(struct utmpx *ut)
}
endutxent();
#ifndef USE_PAM
#if !defined(USE_PAM)
/* This is done by pam_lastlog */
updwtmpx(_WTMP_FILE, ut);
#endif