Bugzilla Bugs 255633, 285934: '-' must be the first or last character in

a scanlist, otherwise some implementations may interpret it to mean a
range of characters.  Thanks to Frank Wein <bugzilla@mcsmurf.de> for the
bug report and suggesting the fix.

nsprpub/pr/src/io/prlog.c

@@ -219,7 +219,7 @@ void _PR_InitLog(void)
         PRInt32 bufSize = DEFAULT_BUF_SIZE;
         while (pos < evlen) {
             PRIntn level = 1, count = 0, delta = 0;
-            count = sscanf(&ev[pos], "%63[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_]%n:%d%n",
+            count = sscanf(&ev[pos], "%63[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-]%n:%d%n",
                            module, &delta, &level, &delta);
             pos += delta;
             if (count == 0) break;
@@ -328,7 +328,7 @@ static void _PR_SetLogModuleLevel( PRLogModuleInfo *lm )
         while (pos < evlen) {
             PRIntn level = 1, count = 0, delta = 0;
 
-            count = sscanf(&ev[pos], "%63[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_]%n:%d%n",
+            count = sscanf(&ev[pos], "%63[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-]%n:%d%n",
                            module, &delta, &level, &delta);
             pos += delta;
             if (count == 0) break;