libbb: make syslog level for bb_error_msg's configurable. use it in crond

function                                             old     new   delta
bb_verror_msg                                        380     386      +6
syslog_level                                           -       1      +1
crondlog                                             165     108     -57

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2014-04-30 14:48:28 +02:00
parent 01a1a967c9
commit 3dfe0ae5a8
3 changed files with 11 additions and 16 deletions

View File

@ -1074,6 +1074,7 @@ enum {
LOGMODE_BOTH = LOGMODE_SYSLOG + LOGMODE_STDIO,
};
extern const char *msg_eol;
extern smallint syslog_level;
extern smallint logmode;
extern int die_sleep;
extern uint8_t xfunc_error_retval;

View File

@ -11,6 +11,7 @@
# include <syslog.h>
#endif
smallint syslog_level = LOG_ERR;
smallint logmode = LOGMODE_STDIO;
const char *msg_eol = "\n";
@ -70,7 +71,7 @@ void FAST_FUNC bb_verror_msg(const char *s, va_list p, const char* strerr)
}
#if ENABLE_FEATURE_SYSLOG
if (logmode & LOGMODE_SYSLOG) {
syslog(LOG_ERR, "%s", msg + applet_len);
syslog(syslog_level, "%s", msg + applet_len);
}
#endif
free(msg);

View File

@ -163,28 +163,21 @@ static void crondlog(const char *ctl, ...) __attribute__ ((format (printf, 1, 2)
static void crondlog(const char *ctl, ...)
{
va_list va;
int level = (ctl[0] & 0x1f);
unsigned level = (ctl[0] & 0x1f);
va_start(va, ctl);
if (level >= (int)G.log_level) {
/* Debug mode: all to (non-redirected) stderr, */
/* Syslog mode: all to syslog (logmode = LOGMODE_SYSLOG), */
if (!DebugOpt && G.log_filename) {
/* Otherwise (log to file): we reopen log file at every write: */
if (level >= G.log_level) {
if (G.log_filename) {
/* If log to file, reopen log file at every write: */
int logfd = open_or_warn(G.log_filename, O_WRONLY | O_CREAT | O_APPEND);
if (logfd >= 0)
xmove_fd(logfd, STDERR_FILENO);
}
/* When we log to syslog, level > 8 is logged at LOG_ERR
* syslog level, level <= 8 is logged at LOG_INFO. */
if (level > 8) {
bb_verror_msg(ctl + 1, va, /* strerr: */ NULL);
} else {
char *msg = NULL;
vasprintf(&msg, ctl + 1, va);
bb_info_msg("%s: %s", applet_name, msg);
free(msg);
}
* syslog level, level <= 8 is logged at LOG_INFO.
*/
syslog_level = (level > 8) ? LOG_ERR : LOG_INFO;
bb_verror_msg(ctl + 1, va, /* strerr: */ NULL);
}
va_end(va);
if (ctl[0] & 0x80)