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login: conditionally build lastlog functionality

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Resolves: https://github.com/shadow-maint/shadow/issues/674

Signed-off-by: Iker Pedrosa <ipedrosa@redhat.com>
This commit is contained in:
Iker Pedrosa
2023-07-13 12:59:33 +02:00
committed by Serge Hallyn
parent 1bdcfa8d37
commit 84a10ca019
3 changed files with 18 additions and 1 deletions
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src/login.c
+10
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@@ -14,7 +14,9 @@
#include <errno.h>
#include <grp.h>
#ifndef USE_PAM
#ifdef ENABLE_LASTLOG
#include <lastlog.h>
#endif /* ENABLE_LASTLOG */
#endif /* !USE_PAM */
#include <pwd.h>
#include <signal.h>
@@ -69,7 +71,9 @@ static /*@null@*/ /*@only@*/char *username = NULL;
static int reason = PW_LOGIN;
#ifndef USE_PAM
#ifdef ENABLE_LASTLOG
static struct lastlog ll;
#endif /* ENABLE_LASTLOG */
#endif /* !USE_PAM */
static bool pflg = false;
static bool fflg = false;
@@ -498,7 +502,9 @@ int main (int argc, char **argv)
char term[128] = "";
#endif /* RLOGIN */
#if !defined(USE_PAM)
#ifdef ENABLE_LASTLOG
char ptime[80];
#endif /* ENABLE_LASTLOG */
#endif
unsigned int delay;
unsigned int retries;
@@ -1128,11 +1134,13 @@ int main (int argc, char **argv)
#endif /* WITH_AUDIT */
#ifndef USE_PAM /* pam_lastlog handles this */
#ifdef ENABLE_LASTLOG
if ( getdef_bool ("LASTLOG_ENAB")
&& pwd->pw_uid <= (uid_t) getdef_ulong ("LASTLOG_UID_MAX", 0xFFFFFFFFUL)) {
/* give last login and log this one */
dolastlog (&ll, pwd, tty, hostname);
}
#endif /* ENABLE_LASTLOG */
#endif
#ifndef USE_PAM /* PAM handles this as well */
@@ -1266,6 +1274,7 @@ int main (int argc, char **argv)
username, (int) faillog.fail_cnt));
}
}
#ifdef ENABLE_LASTLOG
if ( getdef_bool ("LASTLOG_ENAB")
&& pwd->pw_uid <= (uid_t) getdef_ulong ("LASTLOG_UID_MAX", 0xFFFFFFFFUL)
&& (ll.ll_time != 0)) {
@@ -1284,6 +1293,7 @@ int main (int argc, char **argv)
#endif
printf (".\n");
}
#endif /* ENABLE_LASTLOG */
agecheck (spwd);
mailcheck (); /* report on the status of mail */