Index: src/worldio.mm
==================================================================
--- src/worldio.mm
+++ src/worldio.mm
@@ -133,16 +133,16 @@
 	setnames(mname);
 	backup(cgzname, bakname);
 
 	FILE *f = fopen([cgzname cStringWithEncoding:OFLocale.encoding], "wb");
 	if (!f) {
-		conoutf(@"could not write map to %s", cgzname);
+		conoutf(@"could not write map to %@", cgzname);
 		return;
 	}
 	fwrite(mdata, 1, msize, f);
 	fclose(f);
-	conoutf(@"wrote map %@ as file %s", mname, cgzname);
+	conoutf(@"wrote map %@ as file %@", mname, cgzname);
 }
 
 OFData *
 readmap(OFString *mname)
 {
@@ -168,11 +168,11 @@
 		setnames(mname);
 		backup(cgzname, bakname);
 		gzFile f = gzopen(
 		    [cgzname cStringWithEncoding:OFLocale.encoding], "wb9");
 		if (!f) {
-			conoutf(@"could not write map to %s", cgzname);
+			conoutf(@"could not write map to %@", cgzname);
 			return;
 		}
 		hdr.version = MAPVERSION;
 		hdr.numents = 0;
 		loopv(ents) if (ents[i].type != NOTUSED) hdr.numents++;
@@ -240,11 +240,11 @@
 			}
 			t = s;
 		}
 		spurge;
 		gzclose(f);
-		conoutf(@"wrote map file %s", cgzname);
+		conoutf(@"wrote map file %@", cgzname);
 		settagareas();
 	}
 }
 COMMANDN(savemap, save_world, ARG_1STR)
 
@@ -258,11 +258,11 @@
 		pruneundos();
 		setnames(mname);
 		gzFile f = gzopen(
 		    [cgzname cStringWithEncoding:OFLocale.encoding], "rb9");
 		if (!f) {
-			conoutf(@"could not read map %s", cgzname);
+			conoutf(@"could not read map %@", cgzname);
 			return;
 		}
 		gzread(f, &hdr, sizeof(header) - sizeof(int) * 16);
 		endianswap(&hdr.version, sizeof(int), 4);
 		if (strncmp(hdr.head, "CUBE", 4) != 0)
@@ -370,11 +370,11 @@
 		gzclose(f);
 		calclight();
 		settagareas();
 		int xs, ys;
 		loopi(256) if (texuse) lookuptexture(i, &xs, &ys);
-		conoutf(@"read map %s (%d milliseconds)", cgzname,
+		conoutf(@"read map %@ (%d milliseconds)", cgzname,
 		    SDL_GetTicks() - lastmillis);
 		conoutf(@"%s", hdr.maptitle);
 		startmap(mname);
 		loopl(256)
 		{