[Libvirt-cim] [PATCH V3 2/2] libcmpiutil: add time and thread info in debug log
On server we need these information to debug eaiser.
v2:
format adjusted.
v3:
call time and thread function only when debug is enabled, which
improves performance when debug is shutdown.
Signed-off-by: Wenchao Xia <xiawenc(a)linux.vnet.ibm.com>
---
debug_util.c | 19 ++++++++++++++++++-
1 files changed, 18 insertions(+), 1 deletions(-)
diff --git a/debug_util.c b/debug_util.c
index 2912fb6..8c42e9d 100644
--- a/debug_util.c
+++ b/debug_util.c
@@ -23,6 +23,9 @@
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
+#include <pthread.h>
+#include <sys/time.h>
+#include <time.h>
#include "libcmpiutil.h"
@@ -32,6 +35,12 @@ static FILE *log = NULL;
void debug_print(char *fmt, ...)
{
char *log_file = NULL;
+ pthread_t id;
+ struct timeval tv;
+ struct timezone tz;
+ time_t timep;
+ struct tm *p;
+
va_list ap;
va_start(ap, fmt);
@@ -49,8 +58,16 @@ void debug_print(char *fmt, ...)
log_init = 1;
}
- if (log != NULL)
+ if (log != NULL) {
+ gettimeofday(&tv, &tz);
+ time(&timep);
+ p=localtime(&timep);
+ id = pthread_self();
+ fprintf(log, "[%d-%02d-%02d %02d:%02d:%02d.%06d] [%ld]: ",
+ (1900+p->tm_year), (1+p->tm_mon), p->tm_mday, p->tm_hour,
+ p->tm_min, p->tm_sec, (int)tv.tv_usec, id);
vfprintf(log, fmt, ap);
+ }
va_end(ap);
}
--
1.7.1