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Add syslog callback in neu_log

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This commit is contained in:
eeff
2022-01-28 16:41:35 +08:00
committed by Parker Liu
parent 1a34021e18
commit 45d3be37ab
1 changed files with 37 additions and 0 deletions
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src/utils/log.c
+37
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@@ -18,6 +18,7 @@
**/
#include "neu_log.h"
#include <syslog.h>
#define MAX_CALLBACKS 32
// #define LOG_USE_COLOR 1
@@ -62,6 +63,38 @@ static void stdout_callback(log_Event *ev)
fflush(ev->udata);
}
static void syslog_callback(log_Event *ev)
{
int level = LOG_ERR;
switch (ev->level) {
case NEU_LOG_TRACE:
// fall through
case NEU_LOG_DEBUG:
level = LOG_DEBUG;
break;
case NEU_LOG_INFO:
level = LOG_INFO;
break;
case NEU_LOG_WARN:
level = LOG_WARNING;
break;
case NEU_LOG_ERROR:
level = LOG_ERR;
break;
case NEU_LOG_FATAL:
level = LOG_ALERT;
break;
}
char buf[1024] = { 0 };
size_t n = snprintf(buf, sizeof(buf), "[%s] %s:%d %s: ", ev->label,
ev->file, ev->line, ev->func);
if (n < sizeof(buf)) {
// may truncate, but don't care for now
vsnprintf(buf + n, sizeof(buf) - n, ev->fmt, ev->ap);
}
syslog(level, "%s", buf);
}
static void file_callback(log_Event *ev)
{
char buf[64];
@@ -158,6 +191,10 @@ void log_log(int level, const char *file, int line, const char *func,
va_start(ev.ap, fmt);
stdout_callback(&ev);
va_end(ev.ap);
va_start(ev.ap, fmt);
syslog_callback(&ev);
va_end(ev.ap);
}
for (int i = 0; i < MAX_CALLBACKS && L.callbacks[i].fn; i++) {