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authorConstantin Kaplinsky <const@tightvnc.com>2006-05-25 05:01:55 +0000
committerConstantin Kaplinsky <const@tightvnc.com>2006-05-25 05:01:55 +0000
commita2adc8d4cfdf7336ce9192414c5e775224742a97 (patch)
tree0fc9f229bd40a2de342d91338798033da8ebd7bc /common/rfb/Logger.cxx
parent4fc2026b9595e9425f50616d18781995aebe495b (diff)
downloadtigervnc-a2adc8d4cfdf7336ce9192414c5e775224742a97.tar.gz
tigervnc-a2adc8d4cfdf7336ce9192414c5e775224742a97.zip
Migrating to new directory structure adopted from the RealVNC's source tree. More changes will follow.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@589 3789f03b-4d11-0410-bbf8-ca57d06f2519
Diffstat (limited to 'common/rfb/Logger.cxx')
-rw-r--r--common/rfb/Logger.cxx118
1 files changed, 118 insertions, 0 deletions
diff --git a/common/rfb/Logger.cxx b/common/rfb/Logger.cxx
new file mode 100644
index 00000000..52d33085
--- /dev/null
+++ b/common/rfb/Logger.cxx
@@ -0,0 +1,118 @@
+/* Copyright (C) 2002-2005 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>
+#include <rfb/Threading.h>
+
+using namespace rfb;
+
+#ifndef HAVE_VSNPRINTF
+#ifdef __RFB_THREADING_IMPL
+static Mutex fpLock;
+#endif
+static FILE* fp = 0;
+int vsnprintf(char *str, size_t n, const char *format, va_list ap)
+{
+ str[0] = 0;
+ if (!fp) {
+ // Safely create a FILE* for /dev/null if there isn't already one
+#ifdef __RFB_THREADING_IMPL
+ Lock l(fpLock);
+#endif
+ if (!fp)
+ fp = fopen("/dev/null","w");
+ if (!fp) return 0;
+ }
+ int len = vfprintf(fp, format, ap);
+ if (len <= 0) return 0;
+
+ CharArray s(len+1);
+ vsprintf(s.buf, format, ap);
+
+ int written = __rfbmin(len, (int)n-1);
+ memcpy(str, s.buf, written);
+ str[written] = 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;
+ }
+}
+
+