Changeset 3605 for trunk/packages/vizservers/nanovis/Trace.cpp

Timestamp:

Apr 2, 2013, 1:31:30 PM (12 years ago)

Author:

ldelgass

Message:

Add writer thread to nanovis (set USE_THREADS in Makefile), more refactoring.

File:

• trunk/packages/vizservers/nanovis/Trace.cpp (modified) (4 diffs)

trunk/packages/vizservers/nanovis/Trace.cpp

@@ -10 +10 @@
 #include <string.h>
 
+#include <string>
+#include <sstream>
+
 #include <GL/glew.h>
 
@@ -15 +18 @@
 #include "Trace.h"
 
+using namespace nv;
+
+static std::ostringstream g_UserErrorString;
+
 #define MSG_LEN 2047
 
+/**
+ * \brief Open syslog for writing
+ */
+void
+nv::initLog()
+{
+    openlog("nanovis", LOG_CONS | LOG_PERROR | LOG_PID,  LOG_USER);
+}
+
+/**
+ * \brief Close syslog
+ */
+void
+nv::closeLog()
+{
+    closelog();
+}
+
+/**
+ * \brief Write a message to syslog
+ */
 void 
-LogMessage(int priority, const char *funcname,
-           const char *path, int lineNum, const char* fmt, ...)
+nv::LogMessage(int priority, const char *funcname,
+               const char *path, int lineNum, const char* fmt, ...)
 {
     char message[MSG_LEN+1];
@@ -42 +70 @@
 
     syslog(priority, "%s", message);
+}
+
+/**
+ * \brief Write a user message to buffer
+ */
+void 
+nv::logUserMessage(const char* fmt, ...)
+{
+    char message[MSG_LEN + 1];
+    int length = 0;
+    va_list lst;
+
+    va_start(lst, fmt);
+
+    length += vsnprintf(message, MSG_LEN, fmt, lst);
+    message[MSG_LEN] = '\0';
+
+    g_UserErrorString << message << "\n";
+}
+
+const char *
+nv::getUserMessages()
+{
+    return g_UserErrorString.str().c_str();
+}
+
+void 
+nv::clearUserMessages()
+{
+    g_UserErrorString.str(std::string());
 }
 
@@ -116 +174 @@
     return false;
 }
-
-