X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=dialogs.c;h=9b4870423bd6e816db4495eb8b7eecdf32dc4d8a;hb=71f49a81c2208157eef57d989aaedbbe021927a5;hp=d3b333e2a9d389854a1214b5f4f42f15f8199bea;hpb=ebe17f3dae29fa51a6170440ef8cc20a02037e26;p=xboard.git

diff --git a/dialogs.c b/dialogs.c
index d3b333e..9b48704 100644
--- a/dialogs.c
+++ b/dialogs.c
@@ -2691,7 +2691,9 @@ DisplayHelp (char *name)
 	    FREE(manText[1]); manText[1] = NULL;      // so any currently held text is worthless
 	    safeStrCpy(tidy, buf, MSG_SIZ);           // remember current engine
 	    eng = BufferCommandOutput(tidy, MSG_SIZ); // obtain path to  its man file
+	    if(*eng)
 	    safeStrCpy(engMan, eng, strlen(eng));     // and remember that too
+	    else *engMan = NULLCHAR;
 	    FREE(eng);
 	}
 	safeStrCpy(buf, engMan, MSG_SIZ); n = 1;      // use engine man