Use gmtime_r() if HAVE_GMTIME_R is defined (need to add autoconf check)

servers/slapd/init.c

@@ -65,7 +65,9 @@ struct berval NoAttrs = BER_BVC( LDAP_NO_ATTRS );
  */
 ldap_pvt_thread_pool_t	connection_pool;
 int			connection_pool_max = SLAP_MAX_WORKER_THREADS;
+#ifndef HAVE_GMTIME_R
 ldap_pvt_thread_mutex_t	gmtime_mutex;
+#endif
 #if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
 ldap_pvt_thread_mutex_t	passwd_mutex;
 #endif
@@ -153,7 +155,9 @@ slap_init( int mode, const char *name )
 			}
 #endif
 
+#ifndef HAVE_GMTIME_R
 			ldap_pvt_thread_mutex_init( &gmtime_mutex );
+#endif
 #if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
 			ldap_pvt_thread_mutex_init( &passwd_mutex );
 #endif

servers/slapd/modify.c

@@ -801,15 +801,24 @@ int slap_mods_opattrs(
 
 	if ( SLAP_LASTMOD( op->o_bd )) {
 		struct tm *ltm;
+#ifdef HAVE_GMTIME_R
+		struct tm ltm_buf;
+#endif
 		time_t now = slap_get_time();
 
+#ifdef HAVE_GMTIME_R
+		ltm = gmtime_r( &now, &ltm_buf );
+#else
 		ldap_pvt_thread_mutex_lock( &gmtime_mutex );
 		ltm = gmtime( &now );
+#endif /* HAVE_GMTIME_R */
 		lutil_gentime( timebuf, sizeof(timebuf), ltm );
 
 		slap_get_csn( op, csnbuf, sizeof(csnbuf), &csn, 1 );
 
+#ifndef HAVE_GMTIME_R
 		ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
+#endif
 
 		timestamp.bv_val = timebuf;
 		timestamp.bv_len = strlen(timebuf);

servers/slapd/proto-slap.h

@@ -1242,7 +1242,9 @@ LDAP_SLAPD_V (ldap_pvt_thread_mutex_t)	replog_mutex;
 #if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
 LDAP_SLAPD_V (ldap_pvt_thread_mutex_t)	passwd_mutex;
 #endif
+#ifndef HAVE_GMTIME_R
 LDAP_SLAPD_V (ldap_pvt_thread_mutex_t)	gmtime_mutex;
+#endif
 
 LDAP_SLAPD_V (AccessControl *) global_acl;
 

servers/slapd/schema.c

@@ -132,6 +132,9 @@ schema_info( Entry **entry, const char **text )
 
 	{
 		struct		tm *ltm;
+#ifdef HAVE_GMTIME_R
+		struct		tm ltm_buf;
+#endif
 		char		timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
 
 		/*
@@ -145,10 +148,16 @@ schema_info( Entry **entry, const char **text )
 		 * AND modified at server startup time ...
 		 */
 
+#ifdef HAVE_GMTIME_R
+		ltm = gmtime_r( &starttime, &ltm_buf );
+#else
 		ldap_pvt_thread_mutex_lock( &gmtime_mutex );
 		ltm = gmtime( &starttime );
+#endif /* HAVE_GMTIME_R */
 		lutil_gentime( timebuf, sizeof(timebuf), ltm );
+#ifndef HAVE_GMTIME_R
 		ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
+#endif
 
 		vals[0].bv_val = timebuf;
 		vals[0].bv_len = strlen( timebuf );