* where s is a counter of operations within a timeslice, r is
* the replica id (normally zero), and c is a counter of
* modifications within this operation. s, r, and c are
- * represented in hex and zero padded to lengths of 6, 2, and
- * 6, respectively.
+ * represented in hex and zero padded to lengths of 6, 3, and
+ * 6, respectively. (In previous implementations r was only 2 digits.)
*
* Calls to this routine MUST be serialized with other calls
* to gmtime().
#include <lutil.h>
+/* Must be mutex-protected, because lutil_gettime needs mutex protection */
size_t
lutil_csnstr(char *buf, size_t len, unsigned int replica, unsigned int mod)
{
- static time_t csntime;
- static unsigned int csnop;
-
- time_t t;
- unsigned int op;
- struct tm *ltm;
-#ifdef HAVE_GMTIME_R
- struct tm ltm_buf;
-#endif
+ struct lutil_tm tm;
int n;
- time( &t );
- if ( t > csntime ) {
- csntime = t;
- csnop = 0;
- }
- op = csnop++;
+ lutil_gettime( &tm );
-#ifdef HAVE_GMTIME_R
- ltm = gmtime_r( &t, <m_buf );
-#else
- ltm = gmtime( &t );
-#endif
n = snprintf( buf, len,
- "%4d%02d%02d%02d%02d%02dZ#%06x#%02x#%06x",
- ltm->tm_year + 1900, ltm->tm_mon + 1, ltm->tm_mday, ltm->tm_hour,
- ltm->tm_min, ltm->tm_sec, op, replica, mod );
+ "%4d%02d%02d%02d%02d%02d.%06dZ#%06x#%03x#%06x",
+ tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour,
+ tm.tm_min, tm.tm_sec, tm.tm_usec, tm.tm_usub, replica, mod );
if( n < 0 ) return 0;
return ( (size_t) n < len ) ? n : 0;