Changeset 32355 in vbox

Timestamp:

Sep 9, 2010 1:43:02 PM (14 years ago)

Author:

vboxsync

Message:

IPRT: Added RTLogRelSetBuffering and RTLogSetBuffering.

Location:

trunk

Files:

• include/iprt/log.h (modified) (2 diffs)
• src/VBox/Runtime/common/log/log.cpp (modified) (1 diff)
• src/VBox/Runtime/common/log/logrel.cpp (modified) (1 diff)

trunk/include/iprt/log.h

@@ -1181 +1181 @@
 RTDECL(void) RTLogRelPrintfV(const char *pszFormat, va_list args);
 
+/**
+ * Changes the buffering setting of the default release logger.
+ *
+ * This can be used for optimizing longish logging sequences.
+ *
+ * @returns The old state.
+ * @param   fBuffered       The new state.
+ */
+RTDECL(bool) RTLogRelSetBuffering(bool fBuffered);
 
 /** @} */
@@ -1542 +1551 @@
  */
 RTDECL(int) RTLogFlags(PRTLOGGER pLogger, const char *pszVar);
+
+/**
+ * Changes the buffering setting of the specified logger.
+ *
+ * This can be used for optimizing longish logging sequences.
+ *
+ * @returns The old state.
+ * @param   pLogger         The logger instance (NULL is an alias for the
+ *                          default logger).
+ * @param   fBuffered       The new state.
+ */
+RTDECL(bool) RTLogSetBuffering(PRTLOGGER pLogger, bool fBuffered);
 
 #ifndef IN_RC

trunk/src/VBox/Runtime/common/log/log.cpp

@@ -1430 +1430 @@
 }
 RT_EXPORT_SYMBOL(RTLogFlags);
+
+
+/**
+ * Changes the buffering setting of the specified logger.
+ *
+ * This can be used for optimizing longish logging sequences.
+ *
+ * @returns The old state.
+ * @param   pLogger         The logger instance (NULL is an alias for the
+ *                          default logger).
+ * @param   fBuffered       The new state.
+ */
+RTDECL(bool) RTLogSetBuffering(PRTLOGGER pLogger, bool fBuffered)
+{
+    bool fOld;
+
+    /*
+     * Resolve the logger instance.
+     */
+    if (!pLogger)
+    {
+        pLogger = RTLogDefaultInstance();
+        if (!pLogger)
+            return false;
+    }
+
+    rtlogLock(pLogger);
+    fOld  = !!(pLogger->fFlags & RTLOGFLAGS_BUFFERED);
+    if (fBuffered)
+        pLogger->fFlags |= RTLOGFLAGS_BUFFERED;
+    else
+        pLogger->fFlags &= ~RTLOGFLAGS_BUFFERED;
+    rtlogUnlock(pLogger);
+
+    return fOld;
+}
+RT_EXPORT_SYMBOL(RTLogSetBuffering);
+
 
 

trunk/src/VBox/Runtime/common/log/logrel.cpp

@@ -146 +146 @@
 RT_EXPORT_SYMBOL(RTLogRelPrintfV);
 
+
+/**
+ * Changes the buffering setting of the default release logger.
+ *
+ * This can be used for optimizing longish logging sequences.
+ *
+ * @returns The old state.
+ * @param   fBuffered       The new state.
+ */
+RTDECL(bool) RTLogRelSetBuffering(bool fBuffered)
+{
+    PRTLOGGER pLogger = RTLogRelDefaultInstance();
+    if (pLogger)
+        return RTLogSetBuffering(pLogger, fBuffered);
+    return false;
+}
+RT_EXPORT_SYMBOL(RTLogRelSetBuffering);
+