int main(int argc, char *argv[])
{
sd_test_t *t;
int ret;
FILE *f;
t = sd_test_new(argc, argv);
log4c_init();
appender = log4c_appender_get("stream");
f = fopen("/dev/null", "w+");
log4c_appender_set_udata(appender, f);
root = log4c_category_get("root");
log4c_category_set_appender(root, appender);
log4c_category_set_priority(root, LOG4C_PRIORITY_TRACE);
sd_test_add(t, test_big);
ret = sd_test_run(t, argc, argv);
log4c_appender_set_udata(appender, NULL);
fclose(f);
sd_test_delete(t);
log4c_fini();
return ! ret;
}
extern log4c_appender_t* log4c_appender_get(const char* a_name)
{
static const sd_factory_ops_t log4c_appender_factory_ops = {
(void*) log4c_appender_new,
(void*) log4c_appender_delete,
(void*) log4c_appender_print,
};
if (!log4c_appender_factory) {
log4c_appender_factory = sd_factory_new("log4c_appender_factory",
&log4c_appender_factory_ops);
/* build default appenders */
log4c_appender_set_udata(log4c_appender_get("stderr"), stderr);
log4c_appender_set_udata(log4c_appender_get("stdout"), stdout);
}
return sd_factory_get(log4c_appender_factory, a_name);
}
extern int log4c_init(void)
{
size_t i;
int ret = 0;
sd_debug("log4c_init[");
/* activate GLIBC allocation debugging */
#if defined(__LOG4C_DEBUG__) && defined(__GLIBC__)
mtrace();
#endif
if (log4c_is_init){
sd_debug("log4c already initialized ]");
return 0;
}
log4c_is_init++;
/* Initialize default types: layouts, appenders, rollingpolicies */
sd_debug("intializing default types: appenders, layouts, rollingpolicies");
for (i = 0; i < nlayout_types; i++)
log4c_layout_type_set(layout_types[i]);
for (i = 0; i < nappender_types; i++)
log4c_appender_type_set(appender_types[i]);
#ifdef WITH_ROLLINGFILE
for (i = 0; i < nrollingpolicy_types; i++)
log4c_rollingpolicy_type_set(rollingpolicy_types[i]);
#endif
/* load configuration files */
{
int i;
sd_debug("looking for conf files...");
snprintf(rcfiles[0].name, sizeof(rcfiles[0].name) - 1, "%s/log4crc",
getenv("LOG4C_RCPATH") ? getenv("LOG4C_RCPATH") : LOG4C_RCPATH);
snprintf(rcfiles[1].name, sizeof(rcfiles[1].name) - 1, "%s/.log4crc",
getenv("HOME") ? getenv("HOME") : "");
for (i = 0; i < nrcfiles; i++) {
sd_debug("checking for conf file at '%s'", rcfiles[i].name);
if (SD_ACCESS_READ(rcfiles[i].name)) continue;
if (SD_STAT_CTIME(rcfiles[i].name,&rcfiles[i].ctime) != 0)
sd_error("sd_stat_ctime %s failed", rcfiles[i].name);
rcfiles[i].exists=1;
if (log4c_load(rcfiles[i].name) == -1) {
sd_error("loading %s failed", rcfiles[i].name);
ret = -1;
}
else
sd_debug("loading %s succeeded", rcfiles[i].name);
}
}
/* override configuration with environment variables */
{
const char* priority;
const char* appender;
sd_debug("checking environment variables...");
if ( (priority = getenv("LOG4C_PRIORITY")) != NULL){
sd_debug("setting priority of root category to '%s'",
priority);
log4c_category_set_priority(log4c_category_get("root"),
log4c_priority_to_int(priority));
}
if ( (appender = getenv("LOG4C_APPENDER")) != NULL){
sd_debug("setting appender of root category to '%s'",
appender);
log4c_category_set_appender(log4c_category_get("root"),
log4c_appender_get(appender));
}
}
/*
* For debug dump current types and instances:
* this allows the caller of log4c_init() to see:
* 1. all types currently registered, including perhaps his own.
* 2. all instances instantiated via the configuration file.
*
* If the caller goes on to programmatically create instaces then he
* can call log4c_dump_all_instances() later himself to
* verify that they were created as expected.
*
*/
#ifdef __SD_DEBUG__
if( getenv("SD_DEBUG")){
log4c_dump_all_types(stderr);
log4c_dump_all_instances(stderr);
}
#endif
sd_debug("]");
return ret;
}
int main(int argc, char *argv[])
{
int flags = 0;
char *buffer = NULL;
int i;
usec_t start;
usec_t stop;
char *test_name;
/* declare and get a reference to some unconfigured appenders */
log4c_appender_t *mmap_appender = log4c_appender_get("bench.mmap");
log4c_appender_t *stream_appender = log4c_appender_get("stdout");
log4c_appender_t *stream2_appender = log4c_appender_get("bench.stream2");
log4c_appender_t *streamfile_appender = log4c_appender_get("bench.stream");
/*
* Obligatory log4c init call
*/
log4c_init();
/*
* Get some categories
*/
catmmap = log4c_category_get("mmap");
catstream = log4c_category_get("stream");
catstream2 = log4c_category_get("stream2");
catstream_file = log4c_category_get("stream_file");
/*
* Read command line options
*/
getopts(argc, argv);
/*
* Configure the categories and appenders
*/
log4c_appender_set_type(mmap_appender, log4c_appender_type_get("mmap"));
log4c_category_set_appender(catmmap, mmap_appender);
log4c_category_set_appender(catstream, stream_appender);
log4c_appender_set_type(stream2_appender,
log4c_appender_type_get("stream2"));
log4c_category_set_appender(catstream2, stream2_appender);
log4c_category_set_appender(catstream_file, streamfile_appender);
log4c_category_set_priority(log4c_category_get("root"),
LOG4C_PRIORITY_ERROR);
/*
* Get a buffer for the message
*/
buffer = (char *) malloc(g_msgsize * sizeof(char));
memset(buffer, 'X', g_msgsize);
buffer[g_msgsize - 1] = '\0';
/*
* Calibration: do a couple of 1 second sleeps to make sure
* the timing routines are in working order.
*/
start = my_utime();
for (i = 0; i < 2; i++) {
sleep(1);
}
stop = my_utime();
display_time("calibration 2 x 1 second sleep calls", start, stop, (stop - start), (stop - start) / 2);
/* logs that write to the screen, if required */
if ( !g_noscreen_appenders) {
/*
* fprintf writing to the screen
*/
start = my_utime();
for (i = 0; i < g_num_msgs; i++) {
fprintf(stdout, "%s\n", buffer);
}
stop = my_utime();
display_time("fprintf", start, stop, (stop - start), (stop - start) / g_num_msgs);
/*
* log4c writing to the screen
*/
start = my_utime();
for (i = 0; i < g_num_msgs; i++) {
log4c_category_error(catstream, "%s", buffer);
}
stop = my_utime();
display_time("fprintf", start, stop, (stop - start),
(stop - start) / g_num_msgs);
}
/* Logs that write to files */
/*
* mmap appender writing to bench.mmap
*
* On windows as this type is not implemented it makes pretty much
* null calls to log4c--so it does nothing but is safe.
*/
start = my_utime();
for (i = 0; i < g_num_msgs; i++) {
log4c_category_error(catmmap, "%s", buffer);
}
stop = my_utime();
display_time("mmap", start, stop, (stop - start),
(stop - start) / g_num_msgs);
/*
* stream appender writing to bench.stream
*/
start = my_utime();
for (i = 0; i < g_num_msgs; i++) {
log4c_category_error(catstream_file, "%s", buffer);
}
stop = my_utime();
display_time("stream_file", start, stop, (stop - start),
(stop - start) / g_num_msgs);
/*
* stream2 appender writing to bench.stream2
* in buffered mode
*/
log4c_appender_open(stream2_appender);
flags = log4c_stream2_get_flags(stream2_appender);
start = my_utime();
for (i = 0; i < g_num_msgs; i++) {
log4c_category_error(catstream2, "%s", buffer);
}
stop = my_utime();
test_name = (flags & LOG4C_STREAM2_UNBUFFERED ?
"stream2 unbuffered -" : "stream2 buffered -");
display_time(test_name, start, stop, (stop - start), (stop - start) / g_num_msgs);
log4c_appender_close(stream2_appender);
/*
* stream2 appender writing to bench.stream2
* in unbuffered mode -- for comparison with buffered mode
* test above
*/
log4c_appender_open(stream2_appender);
log4c_stream2_set_flags(stream2_appender, LOG4C_STREAM2_UNBUFFERED);
flags = log4c_stream2_get_flags(stream2_appender);
start = my_utime();
for (i = 0; i < g_num_msgs; i++) {
log4c_category_error(catstream2, "%s", buffer);
}
stop = my_utime();
display_time((flags & LOG4C_STREAM2_UNBUFFERED ? "stream2 unbuffered -" : "stream2 buffered -"),
start, stop, (stop - start), (stop - start) / g_num_msgs);
log4c_appender_close(stream2_appender);
/*
* Obligatory log4c cleanup call
*/
log4c_fini();
free(buffer);
return 0;
}