3 /* file_appender - a dumb log appender which simply prints to stdout */
5 /* Authors: Martin Quinson */
6 /* Copyright (C) 2003, 2004 Martin Quinson. */
8 /* This program is free software; you can redistribute it and/or modify it
9 under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "gras_private.h"
14 GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(log_app,log,"default logging handler");
17 * The root category's default logging function.
20 extern const char *gras_log_priority_names[7];
22 static void append_file(gras_log_appender_t* this, gras_log_event_t* ev,
26 struct gras_log_appender_file_s {
27 gras_log_appender_t* appender;
32 static gras_log_appender_t gras_log_appender_file = { append_file, NULL } ;
33 /* appender_data=FILE* */
35 gras_log_appender_t* gras_log_default_appender = &gras_log_appender_file;
37 static void append_file(gras_log_appender_t* this,
41 /* TODO: define a format field in struct for timestamp, etc.
42 struct DefaultLogAppender* this = (struct DefaultLogAppender*)this0;*/
44 if ((FILE*)(this->appender_data) == NULL)
45 this->appender_data = (void*)stderr;
47 gras_assert0(ev->priority>=0,
48 "Negative logging priority naturally forbidden");
49 gras_assert1(ev->priority<sizeof(gras_log_priority_names),
50 "Priority %d is greater than the biggest allowed value",
53 fprintf(stderr, "%s:%d: ", ev->fileName, ev->lineNum);
54 fprintf(stderr, "[%s/%s] ",
55 ev->cat->name, gras_log_priority_names[ev->priority]);
56 vfprintf(stderr, fmt, ev->ap);
57 fprintf(stderr, "\n");