monero/external/unbound/compat/ctime_r.c
Erik de Castro Lopo a85b5759f3 Upgrade unbound library
These files were pulled from the 1.6.3 release tarball.

This new version builds against OpenSSL version 1.1 which will be
the default in the new Debian Stable which is due to be released
RealSoonNow (tm).
2017-06-17 23:04:00 +10:00

42 lines
912 B
C

/* taken from ldns 1.6.1 */
#include "config.h"
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#include "util/locks.h"
/** the lock for ctime buffer */
static lock_basic_type ctime_lock;
/** has it been inited */
static int ctime_r_init = 0;
/** cleanup ctime_r on exit */
static void
ctime_r_cleanup(void)
{
if(ctime_r_init) {
ctime_r_init = 0;
lock_basic_destroy(&ctime_lock);
}
}
char *ctime_r(const time_t *timep, char *buf)
{
char* result;
if(!ctime_r_init) {
/* still small race where this init can be done twice,
* which is mostly harmless */
ctime_r_init = 1;
lock_basic_init(&ctime_lock);
atexit(&ctime_r_cleanup);
}
lock_basic_lock(&ctime_lock);
result = ctime(timep);
if(buf && result) {
if(strlen(result) > 10 && result[7]==' ' && result[8]=='0')
result[8]=' '; /* fix error in windows ctime */
strcpy(buf, result);
}
lock_basic_unlock(&ctime_lock);
return result;
}