lib: Log to the logging system

This removes the logfile and outputs log messages to the logging
system. The creation of the logfiles (as well as the ap_init() call)
were moved into ipcp_init() to simplify the IPCP creation and
shutdown.

Fixes #25
Fixes #27

3 files changed, 12 insertions, 19 deletions

diff --git a/src/lib/bitmap.c b/src/lib/bitmap.c
index 5905dfee..255f2b4d 100644
--- a/src/lib/bitmap.c
+++ b/src/lib/bitmap.c
@@ -21,10 +21,7 @@
  * 02110-1301 USA
  */
 
-#define OUROBOROS_PREFIX "bitmap"
-
 #include <ouroboros/bitmap.h>
-#include <ouroboros/logs.h>
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/lib/irm.c b/src/lib/irm.c
index 8b312833..477547a2 100644
--- a/src/lib/irm.c
+++ b/src/lib/irm.c
@@ -20,13 +20,10 @@
  * 02110-1301 USA
  */
 
-#define OUROBOROS_PREFIX "libouroboros-irm"
-
 #include <ouroboros/config.h>
 #include <ouroboros/errno.h>
 #include <ouroboros/irm.h>
 #include <ouroboros/utils.h>
-#include <ouroboros/logs.h>
 #include <ouroboros/sockets.h>
 
 #include <stdbool.h>
@@ -220,10 +217,9 @@ int irm_enroll_ipcp(pid_t  api,
         msg.api = api;
         msg.n_dif_name = 1;
         msg.dif_name = malloc(sizeof(*(msg.dif_name)));
-        if (msg.dif_name == NULL) {
-                LOG_ERR("Failed to malloc");
+        if (msg.dif_name == NULL)
                 return -ENOMEM;
-        }
+
         msg.dif_name[0] = dif_name;
 
         recv_msg = send_recv_irm_msg(&msg);
diff --git a/src/lib/logs.c b/src/lib/logs.c
index 449ee191..3184773f 100644
--- a/src/lib/logs.c
+++ b/src/lib/logs.c
@@ -3,7 +3,8 @@
  *
  * Logging facilities
  *
- *    Sander Vrijders <sander.vrijders@intec.ugent.be>
+ *    Sander Vrijders       <sander.vrijders@intec.ugent.be>
+ *    Dimitri Staessens     <dimitri.staessens@intec.ugent.be>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public License
@@ -24,19 +25,18 @@
 
 #include <ouroboros/logs.h>
 
-FILE * logfile = NULL;
+bool log_syslog;
 
-int set_logfile(char * filename)
+void log_init(bool sysout)
 {
-        logfile = fopen(filename, "w");
-        if (logfile == NULL)
-                return -1;
+        log_syslog = sysout;
 
-        return 0;
+        if (log_syslog)
+                openlog(NULL, LOG_PID, LOG_DAEMON);
 }
 
-void close_logfile()
+void log_fini(void)
 {
-        if (logfile != NULL)
-                fclose(logfile);
+        if (log_syslog)
+                closelog();
 }