xl/libxtl: Remove glitch in xl migrate log output

* Provide a new XTL_STDIOSTREAM_HIDE_PROGRESS flag in the stdio logger
* Provide a way to adjust the flags after logger setup
* Use these to disable progress output from the migration receiver, as
  the sender is also sending progress information.

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>

1 files changed, 9 insertions, 2 deletions

diff --git a/tools/libxc/xentoollog.h b/tools/libxc/xentoollog.h
index d4671682ab..40ac3c418f 100644
--- a/tools/libxc/xentoollog.h
+++ b/tools/libxc/xentoollog.h
@@ -51,8 +51,9 @@ struct xentoollog_logger {
 
 /*---------- facilities for consuming log messages ----------*/
 
-#define XTL_STDIOSTREAM_SHOW_PID  01u
-#define XTL_STDIOSTREAM_SHOW_DATE 02u
+#define XTL_STDIOSTREAM_SHOW_PID      01u
+#define XTL_STDIOSTREAM_SHOW_DATE     02u
+#define XTL_STDIOSTREAM_HIDE_PROGRESS 04u
 
 typedef struct xentoollog_logger_stdiostream  xentoollog_logger_stdiostream;
 
@@ -61,6 +62,12 @@ xentoollog_logger_stdiostream *xtl_createlogger_stdiostream
     /* may return 0 if malloc fails, in which case error was logged */
     /* destroy on this logger does not close the file */
 
+void xtl_stdiostream_set_minlevel(xentoollog_logger_stdiostream*,
+                                  xentoollog_level min_level);
+void xtl_stdiostream_adjust_flags(xentoollog_logger_stdiostream*,
+                                  unsigned set_flags, unsigned clear_flags);
+  /* if set_flags and clear_flags overlap, set_flags takes precedence */
+
 void xtl_logger_destroy(struct xentoollog_logger *logger /* 0 is ok */);