Initial revision

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2 3789f03b-4d11-0410-bbf8-ca57d06f2519

1 files changed, 107 insertions, 0 deletions

diff --git a/rfb/Logger.cxx b/rfb/Logger.cxx
new file mode 100644
index 00000000..84b8f559
--- /dev/null
+++ b/rfb/Logger.cxx
@@ -0,0 +1,107 @@
+/* Copyright (C) 2002-2003 RealVNC Ltd.  All Rights Reserved.
+ *    
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- Logger.cxx - support for the Logger and LogWriter classes
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+#ifdef WIN32
+#define strcasecmp _stricmp
+#define vsnprintf _vsnprintf
+#define HAVE_VSNPRINTF
+#endif
+
+#include <rfb/Logger.h>
+#include <rfb/LogWriter.h>
+#include <rfb/util.h>
+
+using namespace rfb;
+
+#ifndef HAVE_VSNPRINTF
+static int vsnprintf(char *str, size_t n, const char *format, va_list ap)
+{
+  str[0] = 0;
+  FILE* fp = fopen("/dev/null","w");
+  if (!fp) return 0;
+  int len = vfprintf(fp, format, ap);
+  if (len <= 0) return 0;
+  fclose(fp);
+
+  CharArray s(len+1);
+  vsprintf(s.buf, format, ap);
+
+  if (len > (int)n-1) len = n-1;
+  memcpy(str, s.buf, len);
+  str[len] = 0;
+  return len;
+}
+#endif
+
+
+Logger* Logger::loggers = 0;
+
+Logger::Logger(const char* name) : registered(false), m_name(name), m_next(0) {
+}
+
+Logger::~Logger() {
+  // *** Should remove this logger here!
+}
+
+void Logger::write(int level, const char *logname, const char* format,
+                   va_list ap)
+{
+  // - Format the supplied data, and pass it to the
+  //   actual log_message function
+  //   The log level is included as a hint for loggers capable of representing
+  //   different log levels in some way.
+  char buf1[4096];
+  vsnprintf(buf1, sizeof(buf1)-1, format, ap);
+  buf1[sizeof(buf1)-1] = 0;
+  write(level, logname, buf1);
+}
+
+void
+Logger::registerLogger() {
+  if (!registered) {
+    registered = true;
+    m_next = loggers;
+    loggers=this;
+  }
+}
+    
+Logger*
+Logger::getLogger(const char* name) {
+  Logger* current = loggers;
+  while (current) {
+    if (strcasecmp(name, current->m_name) == 0) return current;
+    current = current->m_next;
+  }
+  return 0;
+}
+
+void
+Logger::listLoggers() {
+  Logger* current = loggers;
+  while (current) {
+    printf("  %s\n", current->m_name);
+    current = current->m_next;
+  }
+}
+
+