fix build failure with gcc-4.5 due to stricter warnings with enum values in case statements

git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1782 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

urjtag/ChangeLog

@@ -1,3 +1,8 @@
+2010-05-05  Mike Frysinger  <vapier@gentoo.org>
+
+  * src/cmd/cmd_debug.c (string_to_log_level): Tweak the -1 sanity check to
+    avoid warnings from gcc about -1 not being an enum value.
+
 2010-02-16  Mike Frysinger  <vapier@gentoo.org>
 
   * data/MANUFACTURERS: Use the official ADI name.

urjtag/src/cmd/cmd_debug.c

@@ -62,6 +62,9 @@ string_to_log_level (const char *strlevel)
 static const char *
 log_level_to_string (urj_log_level_t level)
 {
+    /* sanity for string_to_log_level() return */
+    if (level == -1)
+        goto case_default;
     switch (level) {
     case URJ_LOG_LEVEL_ALL:     return "all";
     case URJ_LOG_LEVEL_COMM:    return "comm";
@@ -71,7 +74,7 @@ log_level_to_string (urj_log_level_t level)
     case URJ_LOG_LEVEL_WARNING: return "warning";
     case URJ_LOG_LEVEL_ERROR:   return "error";
     case URJ_LOG_LEVEL_SILENT:  return "silent";
-    case -1: /* sanity for string_to_log_level() return */
+    case_default:
     default: return "unknown";
     }
 }