Grabbed another chunk of code out of user_ops.c, purge_user()

[citadel.git] / citadel / context.c

diff --git a/citadel/context.c b/citadel/context.c
index 3122e5c06b102dd55cc63fc2ef996e25ab18e0f2..478ed03ad71eb5f5f5aa55b733d88e45ddb77a1a 100644 (file)
--- a/citadel/context.c
+++ b/citadel/context.c
@@ -151,6 +151,32 @@ int CtdlIsUserLoggedIn (char *user_name)
        return ret;
 }
 
+
+
+/*
+ * Check to see if a user is currently logged in.
+ * Basically same as CtdlIsUserLoggedIn() but uses the user number instead.
+ * Take care with what you do as a result of this test.
+ * The user may not have been logged in when this function was called BUT
+ * because of threading the user might be logged in before you test the result.
+ */
+int CtdlIsUserLoggedInByNum (int usernum)
+{
+       CitContext *cptr;
+       int ret = 0;
+
+       begin_critical_section(S_SESSION_TABLE);
+       for (cptr = ContextList; cptr != NULL; cptr = cptr->next) {
+               if (cptr->user.usernum == usernum) {
+                       ret = 1;
+               }
+       }
+       end_critical_section(S_SESSION_TABLE);
+       return ret;
+}
+
+
+
 /*
  * Return a pointer to the CitContext structure bound to the thread which
  * called this function.  If there's no such binding (for example, if it's