Reorganized sources slightly.

src/util/log.h

@@ -0,0 +1,59 @@
+/*
+ * uhub - A tiny ADC p2p connection hub
+ * Copyright (C) 2007-2009, Jan Vidar Krey
+ *
+ * This program 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef HAVE_UHUB_LOG_H
+#define HAVE_UHUB_LOG_H
+
+enum log_verbosity {
+	log_fatal    = 0,
+	log_error    = 1,
+	log_warning  = 2,
+	log_user     = 3,
+	log_info     = 4,
+	log_debug    = 5,
+	log_trace    = 6,
+	log_dump     = 7,
+	log_memory   = 8,
+	log_protocol = 9,
+};
+
+/**
+ * Specify a minimum log verbosity for what messages should
+ * be printed in the log.
+ */
+extern void hub_set_log_verbosity(int log_verbosity);
+
+/**
+ * Print a message in the log.
+ */
+extern void hub_log(int log_verbosity, const char *format, ...);
+
+/**
+ * Initialize the log subsystem, if no output file is given (file is null)
+ * stderr is assumed by default.
+ * If the file cannot be opened for writing, stdout is also used.
+ */
+extern void hub_log_initialize(const char* file, int syslog);
+
+/**
+ * Shut down and close the logfile.
+ */
+extern void hub_log_shutdown();
+
+#endif /* HAVE_UHUB_LOG_H */