olaf@57: #include "logging.h"
olaf@57: #include <stdlib.h>
universe@80: #include <string.h>
olaf@57: 
universe@80: UcxLogger *ucx_logger_new(FILE *stream, unsigned int level, unsigned int mask) {
olaf@57:     UcxLogger *logger = (UcxLogger*) malloc(sizeof(UcxLogger));
olaf@57:     if (logger != NULL) {
olaf@57:         logger->stream = stream;
olaf@57:         logger->level = level;
universe@80:         logger->mask = mask;
universe@80:         logger->levels = ucx_map_new(8);
universe@80:         
universe@80:         unsigned int l;
universe@80:         l = UCX_LOGGER_ERROR;
universe@80:         ucx_map_int_put(logger->levels, l, "[ERROR]");
universe@80:         l = UCX_LOGGER_WARN;
universe@80:         ucx_map_int_put(logger->levels, l, "[WARNING]");
universe@80:         l = UCX_LOGGER_INFO;
universe@80:         ucx_map_int_put(logger->levels, l, "[INFO]");
universe@80:         l = UCX_LOGGER_TRACE;
universe@80:         ucx_map_int_put(logger->levels, l, "[TRACE]");
olaf@57:     }
olaf@57: 
olaf@57:     return logger;
olaf@57: }
olaf@57: 
universe@80: void ucx_logger_free(UcxLogger *logger) {
universe@80:     ucx_map_free(logger->levels);
universe@80:     free(logger);
universe@80: }
universe@80: 
universe@67: void ucx_logger_log(UcxLogger *logger, unsigned int level,
universe@80:         const sstr_t message, const char* file, const unsigned int line) {
olaf@57:     if (level <= logger->level) {
universe@80:         size_t n = message.length;
universe@80:         if ((logger->mask & UCX_LOGGER_SOURCE) > 0) {
universe@80:             n += strlen(file);
universe@80:             n += 10; // line
universe@80:         }
universe@80:         // TODO: add k bytes for timestamp
universe@80:         n += 16; // extra space for fill characters (:, -, etc.)
universe@80:         
universe@80:         char msg[n];
universe@80:         off_t k = 0;
universe@80:         
universe@80:         if ((logger->mask & UCX_LOGGER_LEVEL) > 0) {
universe@80:             k += sprintf(msg+k, "%s ", (char*)
universe@80:                     ucx_map_int_get(logger->levels, level));
universe@80:         }
universe@80:         // TODO: timestamp
universe@80:         if ((logger->mask & UCX_LOGGER_SOURCE) > 0) {
universe@80:             k += sprintf(msg+k, "%s:%d ", file, line);
universe@80:         }
universe@80:         
universe@80:         msg[k++] = '-'; msg[k++] = ' '; msg[k] = 0;
universe@80:         strncat(msg, message.ptr, message.length);
universe@80:         k += message.length;
universe@80:         msg[k++] = '\n';
universe@80:         
universe@80:         fwrite(msg, 1, k, logger->stream);
olaf@57:         fflush(logger->stream);
olaf@57:     }
olaf@57: }