X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=log.c;h=314a42b1d7d6f8000950763144afacdb955fa612;hb=0547a5d44e24f3b1c832624113787395e9f7467f;hp=d7be833162b3d1ee2d575674ec807ec6c4376c81;hpb=2e3629600bd116eae941f69d769c6ef1dee9de97;p=framework%2Fsystem%2Fdlog.git

diff --git a/log.c b/log.c
index d7be833..314a42b 100755
--- a/log.c
+++ b/log.c
@@ -1,11 +1,13 @@
 /*
- * Copyright (C) 2007 The Android Open Source Project
+ * DLOG
+ * Copyright (c) 2005-2008, The Android Open Source Project
+ * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the License);
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -13,10 +15,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
-#ifdef HAVE_PTHREADS
 #include <pthread.h>
-#endif
 #include <stdlib.h>
 #include <string.h>
 #include <stdarg.h>
@@ -25,7 +24,10 @@
 #include <stdio.h>
 #include <errno.h>
 #include <dlog.h>
-
+#ifdef SD_JOURNAL_SUPPORT
+#include <syslog.h>
+#include <systemd/sd-journal.h>
+#endif
 #define LOG_BUF_SIZE	1024
 
 #define LOG_MAIN	"log_main"
@@ -33,43 +35,35 @@
 #define LOG_SYSTEM	"log_system"
 #define LOG_APPS	"log_apps"
 
-
 static int log_fds[(int)LOG_ID_MAX] = { -1, -1, -1, -1 };
 
-static int g_debug_level= DLOG_SILENT;
+static int g_logging_on = 1;
+static int g_dlog_level_init = 0;
+static int g_dlog_level = DLOG_SILENT;
 
 static int __dlog_init(log_id_t, log_priority, const char *tag, const char *msg);
 static int (*write_to_log)(log_id_t, log_priority, const char *tag, const char *msg) = __dlog_init;
-#ifdef HAVE_PTHREADS
 static pthread_mutex_t log_init_lock = PTHREAD_MUTEX_INITIALIZER;
-#endif
-
-
 static int __write_to_log_null(log_id_t log_id, log_priority prio, const char *tag, const char *msg)
 {
-    return -1;
+	return -1;
 }
-
 static int __write_to_log_kernel(log_id_t log_id, log_priority prio, const char *tag, const char *msg)
 {
 	ssize_t ret;
 	int log_fd;
 	struct iovec vec[3];
 
-	if (log_id < LOG_ID_APPS) {
-		if(prio<g_debug_level) {
-			return 0;
-		}
-	} else if (LOG_ID_MAX <= log_id) {
-		return 0;
-	}
-	if( log_id < LOG_ID_MAX )
+	if (log_id < LOG_ID_MAX)
 		log_fd = log_fds[log_id];
 	else
 		return -1; // for TC
 
 	if (!tag)
-		  tag = "";
+		tag = "";
+
+	if (!msg)
+		return -1;
 
 	vec[0].iov_base	= (unsigned char *) &prio;
 	vec[0].iov_len	= 1;
@@ -82,80 +76,156 @@ static int __write_to_log_kernel(log_id_t log_id, log_priority prio, const char
 
 	return ret;
 }
-
-void init_debug_level(void)
+static char dlog_pri_to_char (log_priority pri)
 {
-	char *debuglevel=getenv("TIZEN_DEBUG_LEVEL");
-	if(!debuglevel) {
-#ifndef NDEBUG
-		fprintf(stderr, "Not matched env. variable, TIZEN_DEBUG_LEVEL");
-#endif
-		return;
+	switch (pri) {
+		case DLOG_VERBOSE:       return 'V';
+		case DLOG_DEBUG:         return 'D';
+		case DLOG_INFO:          return 'I';
+		case DLOG_WARN:          return 'W';
+		case DLOG_ERROR:         return 'E';
+		case DLOG_FATAL:         return 'F';
+		case DLOG_SILENT:        return 'S';
+
+		case DLOG_DEFAULT:
+		case DLOG_UNKNOWN:
+		default:
+								 return '?';
+	}
+}
+#ifdef SD_JOURNAL_SUPPORT
+static int dlog_pri_to_journal_pri(log_priority prio)
+{
+	int journal_prio = LOG_DEBUG;
+
+	switch(prio) {
+	case DLOG_UNKNOWN:
+	case DLOG_DEFAULT:
+	case DLOG_VERBOSE:
+		journal_prio = LOG_DEBUG;
+		break;
+	case DLOG_DEBUG:
+		journal_prio = LOG_DEBUG;
+		break;
+	case DLOG_INFO:
+		journal_prio = LOG_INFO;
+		break;
+	case DLOG_WARN:
+		journal_prio = LOG_WARNING;
+		break;
+	case DLOG_ERROR:
+		journal_prio = LOG_ERR;
+		break;
+	case DLOG_FATAL:
+		journal_prio = LOG_CRIT;
+		break;
+	case DLOG_SILENT:
+	default:
+		journal_prio = -1;
+		break;
 	}
-	g_debug_level=atoi(debuglevel);
-#ifndef NDEBUG
-	fprintf(stderr, "debug level init %d(%s) \n",g_debug_level,debuglevel);
+	return journal_prio;
+}
+static int __write_to_log_sd_journal_print(log_id_t log_id, log_priority prio, const char *tag, const char *msg)
+{
+	return sd_journal_print(dlog_pri_to_journal_pri(prio), "%c %s: %s", dlog_pri_to_char(prio), tag, msg);
+}
 #endif
+void init_dlog_level(void)
+{
+	char *dlog_level_env;
+	char *logging_mode_env;
+	if (g_logging_on) {
+		logging_mode_env = getenv("TIZEN_PLATFORMLOGGING_MODE");
+		if (!logging_mode_env)
+				g_logging_on = 0;
+			else
+				g_logging_on = atoi(logging_mode_env);
+	}
+	if (g_logging_on) {
+		dlog_level_env = getenv("TIZEN_DLOG_LEVEL");
+		if (!dlog_level_env) {
+			g_dlog_level = 8;
+		} else {
+			g_dlog_level = atoi(dlog_level_env);
+		}
+	} else
+		g_dlog_level = 8;
+	g_dlog_level_init = 1;
 }
 static int __dlog_init(log_id_t log_id, log_priority prio, const char *tag, const char *msg)
 {
-#ifdef HAVE_PTHREADS
-		pthread_mutex_lock(&log_init_lock);
-#endif
+	pthread_mutex_lock(&log_init_lock);
 	// get filtering info
-
 	// open device
-	if( write_to_log == __dlog_init)
-	{
+	if (write_to_log == __dlog_init) {
+
 		log_fds[LOG_ID_MAIN] = open("/dev/"LOG_MAIN, O_WRONLY);
 		log_fds[LOG_ID_RADIO] = open("/dev/"LOG_RADIO, O_WRONLY);
 		log_fds[LOG_ID_SYSTEM] = open("/dev/"LOG_SYSTEM, O_WRONLY);
 		log_fds[LOG_ID_APPS] = open("/dev/"LOG_APPS, O_WRONLY);
 
-		init_debug_level();
-
-		if( log_fds[LOG_ID_MAIN] < 0 || log_fds[LOG_ID_RADIO] < 0 )
-		{
-			fprintf(stderr, "open log dev is failed\n");
+		if (log_fds[LOG_ID_MAIN] < 0 || log_fds[LOG_ID_RADIO] < 0) {
 			write_to_log = __write_to_log_null;
-		}
-		else
+		} else {
+#ifdef SD_JOURNAL_SUPPORT
+			write_to_log = __write_to_log_sd_journal_print;
+#else
 			write_to_log = __write_to_log_kernel;
-
-		if( log_fds[LOG_ID_SYSTEM] < 0 )
-		{
-			log_fds[LOG_ID_SYSTEM] = log_fds[LOG_ID_MAIN];
+#endif
 		}
 
-		if( log_fds[LOG_ID_APPS] < 0 )
-		{
+		if (log_fds[LOG_ID_SYSTEM] < 0)
+			log_fds[LOG_ID_SYSTEM] = log_fds[LOG_ID_MAIN];
+		if (log_fds[LOG_ID_APPS] < 0)
 			log_fds[LOG_ID_APPS] = log_fds[LOG_ID_MAIN];
-		}
 	}
-#ifdef HAVE_PTHREADS
-    pthread_mutex_unlock(&log_init_lock);
-#endif
+	pthread_mutex_unlock(&log_init_lock);
 	return write_to_log(log_id, prio, tag, msg);
 }
 
 int __dlog_vprint(log_id_t log_id, int prio, const char *tag, const char *fmt, va_list ap)
 {
-    char buf[LOG_BUF_SIZE];
+	char buf[LOG_BUF_SIZE];
+	if (!g_dlog_level_init) {
+		init_dlog_level();
+	}
+	if (log_id < LOG_ID_APPS) {
+		if(prio < g_dlog_level) {
+			return 0;
+		}
+	} else if (LOG_ID_MAX <= log_id) {
+		return 0;
+	}
 
-    vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
+	vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
 
-    return write_to_log(log_id, prio, tag, buf);
+	return write_to_log(log_id, prio, tag, buf);
 }
 
 int __dlog_print(log_id_t log_id, int prio, const char *tag, const char *fmt, ...)
 {
-    va_list ap;
-    char buf[LOG_BUF_SIZE];
+	va_list ap;
+	char buf[LOG_BUF_SIZE];
+
+	if (!g_dlog_level_init) {
+		init_dlog_level();
+	}
+	if (log_id < LOG_ID_APPS) {
+		if(prio < g_dlog_level) {
+			return 0;
+		}
+	} else if (LOG_ID_MAX <= log_id) {
+		return 0;
+	}
 
-    va_start(ap, fmt);
-    vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
-    va_end(ap);
+	va_start(ap, fmt);
+	vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
+	va_end(ap);
 
-    return write_to_log(log_id, prio, tag, buf);
+	return write_to_log(log_id, prio, tag, buf);
+}
+int _get_logging_on(void)
+{
+	return g_logging_on;
 }
-