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cygserver: Seralize debug output to stdout to raise readability

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Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2017-03-24 16:12:00 +01:00
parent 8259db586a
commit 8d6a522877
1 changed files with 13 additions and 0 deletions
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13
winsup/cygserver/bsd_log.cc
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@ -11,12 +11,16 @@ details. */
#define __BSD_VISIBLE 1
#include <stdio.h>
#include <stdlib.h>
#include <libgen.h>
int32_t log_level = 8; /* Illegal value. Don't change! */
tun_bool_t log_debug = TUN_UNDEF;
tun_bool_t log_syslog = TUN_UNDEF;
tun_bool_t log_stderr = TUN_UNDEF;
static CRITICAL_SECTION cs;
static bool cs_inited;
void
loginit (tun_bool_t opt_stderr, tun_bool_t opt_syslog)
{
@ -43,6 +47,8 @@ loginit (tun_bool_t opt_stderr, tun_bool_t opt_syslog)
TUNABLE_INT_FETCH ("kern.log.level", &log_level);
if (log_level == 8)
log_level = 6;
InitializeCriticalSection (&cs);
cs_inited = true;
}
void
@ -63,8 +69,15 @@ _vlog (const char *file, int line, int level,
syslog (level, buf);
if (log_stderr == TUN_TRUE || level == LOG_DEBUG)
{
if (!cs_inited) /* Only occurs in --help scenario */
{
InitializeCriticalSection (&cs);
cs_inited = true;
}
EnterCriticalSection (&cs);
fputs (buf, stderr);
fputc ('\n', stderr);
LeaveCriticalSection (&cs);
}
}