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ucx/logging.c@ecfdc1c4a552 (annotated)

ucx/logging.c

Wed, 27 Feb 2013 13:30:21 +0100

author

Mike Becker <universe@uap-core.de>

date

Wed, 27 Feb 2013 13:30:21 +0100

changeset 95

ecfdc1c4a552

parent 83

3b552d7a9610

child 103

08018864fb91

permissions

-rw-r--r--

added gnu++11 support

olaf@57	1	#include "logging.h"
olaf@57	2	#include <stdlib.h>
universe@80	3	#include <string.h>
universe@81	4	#include <stdarg.h>
universe@82	5	#include <time.h>
olaf@57	6
universe@83	7	UcxLogger *ucx_logger_new(void *stream, unsigned int level, unsigned int mask) {
olaf@57	8	UcxLogger *logger = (UcxLogger*) malloc(sizeof(UcxLogger));
olaf@57	9	if (logger != NULL) {
olaf@57	10	logger->stream = stream;
universe@82	11	logger->writer = (write_func)fwrite;
universe@95	12	logger->dateformat = (char*) "%F %T %z ";
olaf@57	13	logger->level = level;
universe@80	14	logger->mask = mask;
universe@80	15	logger->levels = ucx_map_new(8);
universe@80	16
universe@80	17	unsigned int l;
universe@80	18	l = UCX_LOGGER_ERROR;
universe@95	19	ucx_map_int_put(logger->levels, l, (void*) "[ERROR]");
universe@80	20	l = UCX_LOGGER_WARN;
universe@95	21	ucx_map_int_put(logger->levels, l, (void*) "[WARNING]");
universe@80	22	l = UCX_LOGGER_INFO;
universe@95	23	ucx_map_int_put(logger->levels, l, (void*) "[INFO]");
universe@80	24	l = UCX_LOGGER_TRACE;
universe@95	25	ucx_map_int_put(logger->levels, l, (void*) "[TRACE]");
olaf@57	26	}
olaf@57	27
olaf@57	28	return logger;
olaf@57	29	}
olaf@57	30
universe@80	31	void ucx_logger_free(UcxLogger *logger) {
universe@80	32	ucx_map_free(logger->levels);
universe@80	33	free(logger);
universe@80	34	}
universe@80	35
universe@81	36	void ucx_logger_logf(UcxLogger *logger, unsigned int level, const char* file,
universe@81	37	const unsigned int line, const char *format, ...) {
olaf@57	38	if (level <= logger->level) {
universe@81	39	const size_t max = 4096; // estimated maximum message length
universe@81	40	char msg[max];
universe@81	41	char *text;
universe@81	42	size_t k = 0;
universe@81	43	size_t n;
universe@80	44
universe@80	45	if ((logger->mask & UCX_LOGGER_LEVEL) > 0) {
universe@81	46	text = (char*) ucx_map_int_get(logger->levels, level);
universe@81	47	n = strlen(text);
universe@81	48	memcpy(msg+k, text, n);
universe@81	49	k += n;
universe@81	50	msg[k++] = ' ';
universe@80	51	}
universe@82	52	if ((logger->mask & UCX_LOGGER_TIMESTAMP) > 0) {
universe@82	53	time_t now = time(NULL);
universe@82	54	k += strftime(msg+k, 128, logger->dateformat, localtime(&now));
universe@82	55	}
universe@80	56	if ((logger->mask & UCX_LOGGER_SOURCE) > 0) {
universe@81	57	n = strlen(file);
universe@81	58	memcpy(msg+k, file, n);
universe@81	59	k += n;
universe@81	60	k += sprintf(msg+k, ":%d ", line);
universe@80	61	}
universe@80	62
universe@81	63	msg[k++] = '-'; msg[k++] = ' ';
universe@81	64
universe@81	65	va_list args;
universe@81	66	va_start (args, format);
universe@81	67	k += vsnprintf(msg+k, max-k-1, format, args);
universe@81	68	va_end (args);
universe@81	69
universe@80	70	msg[k++] = '\n';
universe@80	71
universe@81	72	logger->writer(msg, 1, k, logger->stream);
olaf@57	73	}
olaf@57	74	}