luo980/glog
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

remove time from raw logging

Browse Source
This commit is contained in:
Peter Mutsaers 2019-01-29 21:41:08 +01:00
parent 7ffca211fe
commit e5588de96d
4 changed files with 1 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/glog/raw_logging.h.in
View File

@ -175,11 +175,6 @@ GOOGLE_GLOG_DLL_DECL void RawLog__(LogSeverity severity,
const char* format, ...)
@ac_cv___attribute___printf_4_5@;
// Hack to propagate time information into this module so that
// this module does not have to directly call localtime_r(),
// which could allocate memory.
GOOGLE_GLOG_DLL_DECL void RawLog__SetLastTime(const struct tm& t, int usecs);
@ac_google_end_namespace@
#endif // BASE_RAW_LOGGING_H_

1
src/logging.cc
View File

@ -1266,7 +1266,6 @@ void LogMessage::Init(const char* file,
data_->timestamp_ = static_cast<time_t>(now);
localtime_r(&data_->timestamp_, &data_->tm_time_);
int usecs = static_cast<int>((now - data_->timestamp_) * 1000000);
RawLog__SetLastTime(data_->tm_time_, usecs);
data_->num_chars_to_log_ = 0;
data_->num_chars_to_syslog_ = 0;

16
src/raw_logging.cc
View File

@ -68,17 +68,6 @@
_START_GOOGLE_NAMESPACE_
// Data for RawLog__ below. We simply pick up the latest
// time data created by a normal log message to avoid calling
// localtime_r which can allocate memory.
static struct ::tm last_tm_time_for_raw_log;
static int last_usecs_for_raw_log;
void RawLog__SetLastTime(const struct ::tm& t, int usecs) {
memcpy(&last_tm_time_for_raw_log, &t, sizeof(last_tm_time_for_raw_log));
last_usecs_for_raw_log = usecs;
}
// CAVEAT: vsnprintf called from *DoRawLog below has some (exotic) code paths
// that invoke malloc() and getenv() that might acquire some locks.
// If this becomes a problem we should reimplement a subset of vsnprintf
@ -120,16 +109,13 @@ void RawLog__(LogSeverity severity, const char* file, int line,
return; // this stderr log message is suppressed
}
// can't call localtime_r here: it can allocate
struct ::tm& t = last_tm_time_for_raw_log;
char buffer[kLogBufSize];
char* buf = buffer;
int size = sizeof(buffer);
// NOTE: this format should match the specification in base/logging.h
DoRawLog(&buf, &size, "%c%02d%02d %02d:%02d:%02d.%06d %5u %s:%d] RAW: ",
DoRawLog(&buf, &size, "%c0000 00:00:00.000000 %5u %s:%d] RAW: ",
LogSeverityNames[severity][0],
1 + t.tm_mon, t.tm_mday, t.tm_hour, t.tm_min, t.tm_sec,
last_usecs_for_raw_log,
static_cast<unsigned int>(GetTID()),
const_basename(const_cast<char *>(file)), line);

5
src/windows/glog/raw_logging.h
View File

@ -179,11 +179,6 @@ GOOGLE_GLOG_DLL_DECL void RawLog__(LogSeverity severity,
const char* format, ...)
;
// Hack to propagate time information into this module so that
// this module does not have to directly call localtime_r(),
// which could allocate memory.
GOOGLE_GLOG_DLL_DECL void RawLog__SetLastTime(const struct tm& t, int usecs);
}
#endif // BASE_RAW_LOGGING_H_