From 504f8816e3058b9358a18ef42e442753fe2657ba Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Tue, 16 Dec 2008 16:10:22 +0100 Subject: s4:lib/events: move to toplevel directory as lib/tevent/ This commit will not compile on its own. metze --- lib/tevent/tevent_debug.c | 83 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 lib/tevent/tevent_debug.c (limited to 'lib/tevent/tevent_debug.c') diff --git a/lib/tevent/tevent_debug.c b/lib/tevent/tevent_debug.c new file mode 100644 index 0000000000..233844f024 --- /dev/null +++ b/lib/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 . +*/ + +#include "replace.h" +#include "events.h" +#include "events_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); +} + -- cgit