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Refactor gettimeofday()

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This commit is contained in:
Justine Tunney 2022-08-05 02:13:41 -07:00
parent 4238e4def9
commit af3df0893b
11 changed files with 195 additions and 36 deletions
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16
libc/calls/time.c
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@ -17,6 +17,9 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/struct/timeval.h"
#include "libc/dce.h"
#include "libc/intrin/asan.internal.h"
#include "libc/sysv/errfuns.h"
#include "libc/time/time.h"
/**
@ -29,9 +32,16 @@
int64_t time(int64_t *opt_out_ret) {
int64_t secs;
struct timeval tv;
secs = nowl();
if (opt_out_ret) {
*opt_out_ret = secs;
if (IsAsan() && opt_out_ret &&
!__asan_is_valid(opt_out_ret, sizeof(*opt_out_ret))) {
secs = efault();
} else if (gettimeofday(&tv, 0) != -1) {
secs = tv.tv_sec;
if (opt_out_ret) {
*opt_out_ret = secs;
}
} else {
secs = -1;
}
return secs;
}