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authorSimo Sorce <idra@samba.org>2008-12-22 18:10:47 -0500
committerSimo Sorce <idra@samba.org>2008-12-22 18:52:47 -0500
commita93a69380dc6718c49879af628ed69f8e2b70797 (patch)
tree932359f1f8f75ade8437d7070e3feb1ffbac5898 /tevent/tevent_debug.c
parent9e1e585aa2740bd55bd60d965bd6c271ee9caa2e (diff)
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rebase events to tevent and align to upstream
Diffstat (limited to 'tevent/tevent_debug.c')
-rw-r--r--tevent/tevent_debug.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/tevent/tevent_debug.c b/tevent/tevent_debug.c
new file mode 100644
index 00000000..a23ff097
--- /dev/null
+++ b/tevent/tevent_debug.c
@@ -0,0 +1,83 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Copyright (C) Andrew Tridgell 2005
+ Copyright (C) Jelmer Vernooij 2005
+
+ 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/>.
+*/
+
+#include "replace.h"
+#include "tevent.h"
+#include "tevent_internal.h"
+
+/********************************************************************
+ * Debug wrapper functions, modeled (with lot's of code copied as is)
+ * after the ev debug wrapper functions
+ ********************************************************************/
+
+/*
+ this allows the user to choose their own debug function
+*/
+int ev_set_debug(struct event_context *ev,
+ void (*debug)(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap),
+ void *context)
+{
+ ev->debug_ops.debug = debug;
+ ev->debug_ops.context = context;
+ return 0;
+}
+
+/*
+ debug function for ev_set_debug_stderr
+*/
+void ev_debug_stderr(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
+void ev_debug_stderr(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap)
+{
+ if (level <= EV_DEBUG_WARNING) {
+ vfprintf(stderr, fmt, ap);
+ }
+}
+
+/*
+ convenience function to setup debug messages on stderr
+ messages of level EV_DEBUG_WARNING and higher are printed
+*/
+int ev_set_debug_stderr(struct event_context *ev)
+{
+ return ev_set_debug(ev, ev_debug_stderr, ev);
+}
+
+/*
+ * log a message
+ *
+ * The default debug action is to ignore debugging messages.
+ * This is the most appropriate action for a library.
+ * Applications using the library must decide where to
+ * redirect debugging messages
+*/
+void ev_debug(struct event_context *ev, enum ev_debug_level level, const char *fmt, ...)
+{
+ va_list ap;
+ if (ev->debug_ops.debug == NULL) {
+ return;
+ }
+ va_start(ap, fmt);
+ ev->debug_ops.debug(ev->debug_ops.context, level, fmt, ap);
+ va_end(ap);
+}
+