X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=xboard.c;h=ea5560f0f11265df49f4a89e0ac7486806f23cf4;hb=c6d278ec04f7618d636dbedc18b062bb07cf8a74;hp=d47a15d0ac74b6d61bc1fd1b2959e463e7851fd4;hpb=d5e1ced63182849f6c1fcaf3abb5d15d437545c5;p=xboard.git

diff --git a/xboard.c b/xboard.c
index d47a15d..ea5560f 100644
--- a/xboard.c
+++ b/xboard.c
@@ -2329,6 +2329,20 @@ main(argc, argv)
     if (argc > 1) {
 	fprintf(stderr, _("%s: unrecognized argument %s\n"),
 		programName, argv[1]);
+	fprintf(stderr, "Recognized options:\n");
+	for(i = 0; i < XtNumber(shellOptions); i++) {
+	    j = fprintf(stderr, "  %s%s", shellOptions[i].option,
+		        (shellOptions[i].argKind == XrmoptionSepArg
+			 ? " ARG" : ""));
+	    if (i++ < XtNumber(shellOptions)) {
+		fprintf(stderr, "%*c%s%s\n", 40 - j, ' ',
+			shellOptions[i].option,
+			(shellOptions[i].argKind == XrmoptionSepArg
+			 ? " ARG" : ""));
+	    } else {
+		fprintf(stderr, "\n");
+	    }
+	}
 	exit(2);
     }
 
@@ -2586,6 +2600,10 @@ XBoard square size (hint): %d\n\
     if (forceMono) {
       fprintf(stderr, _("%s: too few colors available; trying monochrome mode\n"),
 	      programName);
+      
+      if (appData.bitmapDirectory == NULL ||
+	      appData.bitmapDirectory[0] == NULLCHAR)
+	    appData.bitmapDirectory = DEF_BITMAP_DIR;
     }
 
     if (appData.lowTimeWarning && !appData.monoMode) {