--- freem/src/locktab.c	2025/02/28 20:51:20	1.2
+++ freem/src/locktab.c	2025/04/13 04:22:43	1.6
@@ -1,23 +1,11 @@
 /*
- *                            *
- *                           * *
- *                          *   *
- *                     ***************
- *                      * *       * *
- *                       *  MUMPS  *
- *                      * *       * *
- *                     ***************
- *                          *   *
- *                           * *
- *                            *
- *
- *   locktab.c
+ *   $Id: locktab.c,v 1.6 2025/04/13 04:22:43 snw Exp $
  *    lock table implementation
  *
  *  
- *   Author: Serena Willis <jpw@coherent-logic.com>
+ *   Author: Serena Willis <snw@coherent-logic.com>
  *    Copyright (C) 1998 MUG Deutschland
- *    Copyright (C) 2021 Coherent Logic Development LLC
+ *    Copyright (C) 2021, 2025 Coherent Logic Development LLC
  *
  *
  *   This file is part of FreeM.
@@ -35,6 +23,19 @@
  *   You should have received a copy of the GNU Affero Public License
  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
  *
+ *   $Log: locktab.c,v $
+ *   Revision 1.6  2025/04/13 04:22:43  snw
+ *   Fix snprintf calls
+ *
+ *   Revision 1.5  2025/03/24 02:57:25  snw
+ *   Shared memory compatibility fixes for OS/2
+ *
+ *   Revision 1.4  2025/03/09 19:14:25  snw
+ *   First phase of REUSE compliance and header reformat
+ *
+ *
+ * SPDX-FileCopyrightText:  (C) 2025 Coherent Logic Development LLC
+ * SPDX-License-Identifier: AGPL-3.0-or-later
  **/
 
 #include <stdio.h>
@@ -49,7 +50,7 @@
 #include "mref.h"
 #include "transact.h"
 
-#if !defined(__OpenBSD__) && !defined(__APPLE__)
+#if !defined(__OpenBSD__) && !defined(__APPLE__) && !defined(__OS2__)
 union semun {
     int              val;    /* Value for SETVAL */
     struct semid_ds *buf;    /* Buffer for IPC_STAT, IPC_SET */
@@ -438,10 +439,10 @@ locktab_ent_t *locktab_find(char *key)
     char chk_ns[255];
 
     if (key[1] == '%') {
-        snprintf (chk_ns, 255, "SYSTEM");
+        snprintf (chk_ns, sizeof (chk_ns) - 1, "SYSTEM");
     }
     else {
-        snprintf (chk_ns, 255, "%s", nsname);
+        snprintf (chk_ns, sizeof (chk_ns) - 1, "%s", nsname);
     }
 
     for (lck = shm_config->hdr->locktab_head; lck != NULL; lck = lck->next) {
@@ -482,10 +483,10 @@ locktab_ent_t *locktab_insert(char *key)
     ik = internal_to_mref (ik, key);
     
     if (key[1] == '%') {
-        snprintf (chk_ns, 255, "SYSTEM");
+        snprintf (chk_ns, sizeof (chk_ns) - 1, "SYSTEM");
     }
     else {
-        snprintf (chk_ns, 255, "%s", nsname);
+        snprintf (chk_ns, sizeof (chk_ns) - 1, "%s", nsname);
     }
     
     for (l = shm_config->hdr->locktab_head; l != NULL; l = l->next) {
@@ -537,7 +538,7 @@ new_insert:
     }
 
     stcpy (l->nref, key);
-    snprintf (l->namespace, 255, "%s", chk_ns);
+    snprintf (l->namespace, sizeof (l->namespace) - 1, "%s", chk_ns);
         
     l->owner_job = pid;
     l->ct = 1;