$OpenBSD: patch-src_main_CommandLineArgs_c,v 1.8 2014/05/20 11:02:12 dcoppa Exp $
--- src/main/CommandLineArgs.c.orig	Fri May  2 11:27:47 2014
+++ src/main/CommandLineArgs.c	Fri May  2 11:28:56 2014
@@ -191,7 +191,7 @@ R_common_command_line(int *pac, char **argv, Rstart Rp
 		     !strcmp(*av, "-V") ||
 		     !strcmp(*av, "-n") ||
 		     !strcmp(*av, "-v")) {
-		snprintf(msg, 1024,
+		snprintf(msg, sizeof(msg),
 			 _("WARNING: option '%s' no longer supported"), *av);
 		R_ShowMessage(msg);
 	    }
@@ -202,7 +202,7 @@ R_common_command_line(int *pac, char **argv, Rstart Rp
 		    if(ac > 1) {ac--; av++; p = *av;} else p = NULL;
 		} else p = &(*av)[12];
 		if (p == NULL) {
-		    snprintf(msg, 1024,
+		    snprintf(msg, sizeof(msg),
 			     _("WARNING: no value given for '%s'"), *av);
 		    R_ShowMessage(msg);
 		    break;
@@ -212,7 +212,7 @@ R_common_command_line(int *pac, char **argv, Rstart Rp
 		value = R_Decode2Long(p, &ierr);
 		if(ierr) {
 		    if(ierr < 0)
-			snprintf(msg, 1024,
+			snprintf(msg, sizeof(msg),
 				 _("WARNING: '%s' value is invalid: ignored"),
 				 *av);
 		    else
