Necessary constants for postgress module

This commit was SVN r30338.

opal/include/opal/constants.h

@@ -74,7 +74,8 @@ enum {
     OPAL_ERR_NOT_BOUND                      = (OPAL_ERR_BASE - 45),
     OPAL_ERR_TAKE_NEXT_OPTION               = (OPAL_ERR_BASE - 46),
     OPAL_ERR_PROC_ENTRY_NOT_FOUND           = (OPAL_ERR_BASE - 47),
-    OPAL_ERR_DATA_VALUE_NOT_FOUND           = (OPAL_ERR_BASE - 48)
+    OPAL_ERR_DATA_VALUE_NOT_FOUND           = (OPAL_ERR_BASE - 48),
+    OPAL_ERR_CONNECTION_FAILED              = (OPAL_ERR_BASE - 49)
 };
 
 #define OPAL_ERR_MAX                (OPAL_ERR_BASE - 100)

opal/runtime/opal_init.c

@@ -225,6 +225,9 @@ opal_err2str(int errnum, const char **errmsg)
     case OPAL_ERR_DATA_VALUE_NOT_FOUND:
         retval = "Data for specified key not found";
         break;
+    case OPAL_ERR_CONNECTION_FAILED:
+        retval = "Connection failed";
+        break;
     default:
         retval = NULL;
     }