Changeset f9061b4 in mainline for uspace/app/klog/klog.c

Timestamp:

2011-05-16T13:38:04Z (13 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

4e1a2f5

Parents:

e0f52bf

Message:

add kernel event notification masking (currently used only for EVENT_KLOG)
improve kernel event notification API

File:

• uspace/app/klog/klog.c (modified) (3 diffs)

uspace/app/klog/klog.c

@@ -74 +74 @@
                 fsync(fileno(log));
         }
+        
+        event_unmask(EVENT_KLOG);
 }
 
@@ -111 +113 @@
         }
         
-        rc = event_subscribe(EVENT_KLOG, 0);
-        if (rc != EOK) {
-                fprintf(stderr, "%s: Unable to register klog notifications\n",
-                    NAME);
-                return rc;
-        }
-        
         log = fopen(LOG_FNAME, "a");
         if (log == NULL)
@@ -124 +119 @@
         
         async_set_interrupt_received(interrupt_received);
+        rc = event_subscribe(EVENT_KLOG, 0);
+        if (rc != EOK) {
+                fclose(log);
+                fprintf(stderr, "%s: Unable to register klog notifications\n",
+                    NAME);
+                return rc;
+        }
+        
+        event_unmask(EVENT_KLOG);
+        
         klog_update();
         async_manager();