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log: Output time stamps at log level spew

This commit is contained in:
Daniel Elstner 2015-08-31 21:11:08 +02:00
parent c650d3ecbf
commit 15408b51f3
1 changed files with 29 additions and 10 deletions
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39
src/log.c
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@ -63,6 +63,8 @@ static void *sr_log_cb_data = NULL;
/** @endcond */ /** @endcond */
static char sr_log_domain[LOGDOMAIN_MAXLEN + 1] = LOGDOMAIN_DEFAULT; static char sr_log_domain[LOGDOMAIN_MAXLEN + 1] = LOGDOMAIN_DEFAULT;
static int64_t sr_log_start_time = 0;
/** /**
* Set the libsigrok loglevel. * Set the libsigrok loglevel.
* *
@ -86,6 +88,9 @@ SR_API int sr_log_loglevel_set(int loglevel)
sr_err("Invalid loglevel %d.", loglevel); sr_err("Invalid loglevel %d.", loglevel);
return SR_ERR_ARG; return SR_ERR_ARG;
} }
/* Output time stamps relative to time at startup */
if (loglevel >= SR_LOG_SPEW && sr_log_start_time == 0)
sr_log_start_time = g_get_monotonic_time();
cur_loglevel = loglevel; cur_loglevel = loglevel;
@ -130,9 +135,9 @@ SR_API int sr_log_logdomain_set(const char *logdomain)
} }
/* TODO: Error handling. */ /* TODO: Error handling. */
snprintf((char *)&sr_log_domain, LOGDOMAIN_MAXLEN, "%s", logdomain); snprintf(sr_log_domain, LOGDOMAIN_MAXLEN, "%s", logdomain);
sr_dbg("Log domain set to '%s'.", (const char *)&sr_log_domain); sr_dbg("Log domain set to '%s'.", sr_log_domain);
return SR_OK; return SR_OK;
} }
@ -148,7 +153,7 @@ SR_API int sr_log_logdomain_set(const char *logdomain)
*/ */
SR_API char *sr_log_logdomain_get(void) SR_API char *sr_log_logdomain_get(void)
{ {
return g_strdup((const char *)&sr_log_domain); return g_strdup(sr_log_domain);
} }
/** /**
@ -204,21 +209,35 @@ SR_API int sr_log_callback_set_default(void)
static int sr_logv(void *cb_data, int loglevel, const char *format, va_list args) static int sr_logv(void *cb_data, int loglevel, const char *format, va_list args)
{ {
int ret; int64_t elapsed;
int64_t min;
int sec;
int usec;
/* This specific log callback doesn't need the void pointer data. */ /* This specific log callback doesn't need the void pointer data. */
(void)cb_data; (void)cb_data;
/* Only output messages of at least the selected loglevel(s). */ /* Only output messages of at least the selected loglevel(s). */
if (loglevel > cur_loglevel) if (loglevel > cur_loglevel)
return SR_OK; /* TODO? */ return SR_OK;
if (sr_log_domain[0] != '\0') if (cur_loglevel >= SR_LOG_SPEW) {
fprintf(stderr, "%s", sr_log_domain); elapsed = g_get_monotonic_time() - sr_log_start_time;
ret = vfprintf(stderr, format, args); min = elapsed / G_TIME_SPAN_MINUTE;
fprintf(stderr, "\n"); sec = (elapsed % G_TIME_SPAN_MINUTE) / G_TIME_SPAN_SECOND;
usec = elapsed % G_TIME_SPAN_SECOND;
return ret; if (fprintf(stderr, "[%.2" PRIi64 ":%.2d.%.6d] ", min, sec, usec) < 0)
return SR_ERR;
}
if (sr_log_domain[0] != '\0' && fputs(sr_log_domain, stderr) < 0)
return SR_ERR;
if (vfprintf(stderr, format, args) < 0)
return SR_ERR;
if (putc('\n', stderr) < 0)
return SR_ERR;
return SR_OK;
} }
/** @private */ /** @private */