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Use clock_gettime()

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This commit is contained in:
Adrien Gallouët
2016-06-30 09:38:51 +00:00
parent 70c4cee57b
commit 5c77233093
1 changed files with 12 additions and 3 deletions
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15
mud.c
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@@ -17,6 +17,7 @@
#include <string.h> #include <string.h>
#include <errno.h> #include <errno.h>
#include <fcntl.h> #include <fcntl.h>
#include <time.h>
#include <sys/ioctl.h> #include <sys/ioctl.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <sys/time.h> #include <sys/time.h>
@@ -173,9 +174,17 @@ uint64_t mud_read48 (const unsigned char *src)
static static
uint64_t mud_now (struct mud *mud) uint64_t mud_now (struct mud *mud)
{ {
struct timeval now; uint64_t now;
gettimeofday(&now, NULL); #if defined CLOCK_MONOTONIC
return (now.tv_sec*MUD_ONE_SEC+now.tv_usec)&((UINT64_C(1)<<48)-1); struct timespec tv;
clock_gettime(CLOCK_MONOTONIC, &tv);
now = tv.tv_sec*MUD_ONE_SEC+tv.tv_nsec/MUD_ONE_MSEC;
#else
struct timeval tv;
gettimeofday(&tv, NULL);
now = tv.tv_sec*MUD_ONE_SEC+tv.tv_usec;
#endif
return now&((UINT64_C(1)<<48)-1);
} }
static static